Fisher 8800C Bedienungsanleitung

Model 8800C and Model 8800A V or tex Flowm eter with F OUNDATI ON ™ Fieldbus (Dev ice Re vis ion 2) 00809- 0100-477 2 Englis h Re v . D A[...]

Product Man ual Model 8800C and Model 8800A V or tex Flo wmeter with F OUNDATION ™ Fieldb us (Device Rev ision 2 ) Rosemo unt, th e Rosem ount lo gotype, Fi sher -Rosem ount, M anagin g the Pr ocess B etter, and Plan tWeb are mark s of on e of th e Fishe r-Ros emount gr oup of compan ies. F OUNDATION is a trademar k of the Fie ldbus Foundation . [...]

T ab le of Contents Procedures and instructions in this manual may require special precautions to ensure the saf ety of t he personnel perf orming the operations. Refer to the safety messages at the beginning of each section befor e performing any op erations. IMPORT ANT i SECTION 1 Introduction How to Use This Manual . . . . . . . . . . . . . . . [...]

ii Calibratio n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22 Software Configurati on . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-22 T agging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22 SECTION 3 Flowmeter Operation Overview . . . . . . . . . . . . . [...]

iii Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14 Flow Ra te V alue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-14 Shedding Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-14 Sensor S ignal Strengt h . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14 Lowpas[...]

iv Remote E lectronics P rocedure . . . . . . . . . . . . . . . . . . . . . . .6-19 Disconnect the Coaxial Cable at the Mete r . . . . . . . . . .6-19 Detach the Meter Adapte r . . . . . . . . . . . . . . . . . . . . . . . 6-20 Attach the Meter Adapt er . . . . . . . . . . . . . . . . . . . . . . .6-20 Connect the Coaxial C able at the Meter . . . [...]

v Configuratio n Data Sheet (CDS) . . . . . . . . . . . . . . . . . . . . . . . .8-14 Item . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-14 U .S. Unit (SI Unit) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-14 SECTION 9 Electr onics V erifica - tion Safety M essages . . . . . . . . . . . . . . . . [...]

vi Applicatio n Example: Pres sure Tran smitter use d to Me asure Level in an Open T ank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-9 Situation # 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-9 Solution t o Situati on #1 . . . . . . . . . . . . . . . . . . . . . . . . . B-9 Situation # 2 . . . . . . [...]

vii APPENDIX D Operation with Fisher-Rosemount ® DeltaV™ Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-1 Software Functional ity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-1 Configure the L oop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D-2 Creat[...]

Section 1-1 1 Intr oduction HOW TO USE THIS MANUAL This manual pr ovides ins tallation, configuration, t roublesho oting, and other procedur es for the Rosemount Model 8800C V ortex Flowmeter with F OUN DAT ION fieldb us . S pecificatio ns and other important infor mation are also i nclude d. Section 2: Installation Section 2 p rovides assis tance [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 1-2 SAFET Y MESS AG ES Procedures and instructi ons in this manual may requir e special precau tions to ens ure th e safe ty of the pers onne l perfo rming the operations . Refer to the safe ty messages , listed at the beginni ng of each section, be fore performing any op erat[...]

Section 2-1 2 Installation Section 2 provide s specific inf ormation pertaini ng to th e installa tion o f the Model 8 800C V ortex Flo wmeter wit h F OUNDAT ION fieldbus . SAFET Y MESS AG ES Instructions and procedures in this sectio n may require special precau tions to ens ure th e safe ty of the pers onne l perfo rming the operati ons . Please [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-2 Flo wmeter Orientation Design pro cess piping so the meter bod y will remain full , with no entrapped air . Allow enough straig ht pipe both upstream and downstream of the met er body to ensure a nonskewe d, symmetrical profile. Install valves d ownstream o f the mete r wh[...]

2-3 Installation Upstream/Downstrea m Piping The vortex meter may be installed with a minimum of ten straight pipe diameters (D ) upstream and five straight pipe diameters (D) downstrea m. Rated accuracy is based on the number of pipe diameters from an upstrea m disturbance. An additi onal 0.5 % shift in K- factor may be introduced be tween 10 D an[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-4 Har dware Configuration The hardw are jumpers on the Mo del 8800C Flowmeter en able you to set the fi eldbus simulat e enable and tra nsmitter secu rity (see Figure 2-4). T o acce ss the ju mpers, re move the e lectroni cs housing cover from the e nd of the Model 8800 C Fl[...]

2-5 Installation LCD Indicator Option If your electroni cs are equipped with the LCD indicator (O ption M5), the fieldbus simulate e nable a nd transmitt er security jumpers are located on the face of the indicator as shown in Figure 2-5. Figure 2-5. LC D Indicator Fie ldbus Simula te En able an d T ra nsm itt er Security J umpers. INSTALLATION T A[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-6 T ABLE 2- 1. Minim um Recommen ded Stud B olt Le ngth s for W afer Inst all ati on with ANSI Flanges. T ABLE 2- 2. Minim um Recommen ded Stud B olt Le ngth s for W afer Inst all ati on with DIN Flanges. TA B L E 2 - 3 . Minimum Rec ommend ed S tud B olt Lengths f or W afer[...]

2-7 Installation W a fer -Style Flo wmeter Alignment and Mounting Center the wafer-style m eter b ody in side dia met er wi th respe ct to t he inside diame ter of t he adjo ining upstrea m and down stream piping, which will ensure that the flowmeter achieve s its specified accuracy . Alignment rings are provided with each w afer -style meter body [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-8 FIGURE 2-6. W afe r-Style Flowmet er Install ation with Al ignment Rings. FIGURE 2-7. Flanged -Style Flowm eter Installa tion. Alignment Ri ngs 8800-046 5A01 B Flow Gaskets (Supplied b y Customer) Install ation Studs and Nuts (Supplied b y Customer) Alignment Rin g Spacer [...]

2-9 Installation Flanged-Style Flowmeter Mounting Mounting a flanged-s tyle flowme ter is s imilar to instal ling a typi cal sectio n of pipe. C onventi onal tools , equipment, a nd accessories (such as bolts a nd ga skets) are required . Tight en the nuts f ollow ing the sequ ence shown in Figure 2- 8. NOTES The require d bolt load for se aling th[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-10 High-T emperature Ins tallations Inst all the mete r body so the el ectr onics are p ositio ned t o th e side of or below the pipe, as shown in Figure 2- 1 on page 2- 2. Insulation m ay be required aro und the pi pe to mainta in a temper ature below 185 °F (85 °C). Cond[...]

2-11 Installation Figure 2-10. Flanged-Style Flo wmeter Dimension al Drawings ( 1 / 2 - through 8-in. / 15 through 200 m m Line Size s). T ABLE 2-5. Flanged -Style Flo wmeter ( 1 / 2 -t h r o u g h2 - i n ./1 5t h r o u g h5 0m mL i n eS i z e s ) . Nominal Si z e Inch (mm) Flange Rating Face-to-face A Inch (mm) A ANSI RTJ Inch (mm) Diameter B Inch[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-12 T ABLE 2-6. Flanged-Styl e Flowmete r (3- through 8-in. / 80 through 200 mm Line Siz es). (1) (1) Ref e r to Figure 2-10. Nominal Size Inch (mm) Flan g e Rating Face-to-face A Inch (mm) A ANSI RTJ Inch (mm) Diameter B Inch (mm) C Inch (mm) We ight (2) lb (kg) (2) Add 0.2 [...]

2-13 Installation Figure 2-11. Waf er-Style Dimens ional Dr aw ings ( 1 / 2 - through 1 1 / 2 -in. / 15 through 40 mm Line Sizes) . NO T E Electr onics hou sing may be r otate d in 90 degree inc rements. T erminal Cover 1.00 (25) NO T E Dime nsions are in i nches (mi llimeter s). Diameter 3.06 (78) 8800-0 002D 01D , 00 02C01C Electrical Connection [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-14 Figure 2 -12. W afer-Style Dimensional Dr awings (2 - through 8-in. / 50 thr ough 200 mm Li ne Siz es). NO T E Electro nics housi ng may be rotated in 90 deg ree increm ents. T erminal Cover 1.0 0 (25) NO T E Dime nsions are in i nches (mi llimeter s). Diameter 3.06 (78) [...]

2-15 Installation Figure 2 -13. V or te x Dual-Sensor Style Fl owm eter Dim ensional Dr awings ( 1 / 2 - through 8-in. / 15 through 200 mm L ine Sizes). T ABLE 2-11. V or tex Dual-Sens or Style Flowmeter ( 1 / 2 through 1 1 / 2 -in. / 15 through 40 mm Line Siz es). Nominal Size Inch (mm) Flange Rat ing Face-to-face A Inch (mm) A ANSI RTJ Inch (mm) [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-16 T ABLE 2-12. V or tex Dual-S ensor Style Flowm eter (2- through 8-in. / 50 through 200 mm L i ne Sizes ). (Ref er to Figure 2-13) Nominal Size Inch (mm) Flange Rating Face-to-face A Inch (mm) A ANSI RTJ Inch (mm) Diameter B Inch (mm) C Inch (mm) We ight lb (kg) (1 ) (1) A[...]

2-17 Installation Figure 2 -14. Dimensio nal Dra wings f or Remote M ount T ransmit ters. Figure 2 -15. Dimensional Drawings f or Remote Moun t Wa fer-Style F lowmeters ( 1 / 2 - t hroug h 8-in. / 15 th rough 2 00 mm Li ne Sizes) . NO TE Dimensions ar e in inches (millime ters). 1.80 (46) T erminal Cover Electrical Connection ASME B16.5 (ANSI) ½?[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-18 Figure 2 -16. Dimensional Dra wings f or Flanged- and Dual-Sen sor Flang ed-Style Remote M ount Flo wmeters ( 1 / 2 - thr ough 8-inch / 15 through 20 0 mm Line Sizes). E NO T E Dimens ions ar e in inche s (millim eters). Flanged Flowmeter Dual-Sensor Flanged-Style Flowmet[...]

2-19 Installation ELECTR IC AL CONSIDERATIONS Prope r elect rical inst allation is neces sary to preve nt errors due to electrical noise and interference. Shielded cabl e should be used for best results i n elect rically noisy enviro nments. P ower Supply The transmitter requires a minimum of 9 V dc and a maximum of 32 V dc at the transmit ter powe[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-20 Figure 2- 17. Model 8800C T ransmitter Field W ir in g. Remote E lectronics If you order one o f the remote electro nics options (opti ons R10, R20, R30, or RX X), the f lowmete r assembly w ill be s hipped in two p arts: 1. T he met er body with a n adapt er install ed i[...]

2-21 Installation Cable Connections Refer to Figure 2-18 and the following instructions to connect the loose end of the coaxial cable to the elect ronics housing. Figure 2-18. R emote Electronic s Installation. 1. If you pla n to run the coa xial cable in co nduit, carefu lly cut the conduit to the desired length to prov ide for proper ass embly at[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 2-22 Calibration Model 8 800C F lowmeters are wet-cal ibrated at the factory a nd need no further calibration duri ng installation. Th e calibratio n factor (K-factor) is stamped o n each meter body and is entered into the el ectronics . SOFTWARE CONFIGURATION T o compl ete th[...]

Section 3-1 3 Flo wmeter Operation Section 3 covers basic opera tion, software f unctionality , and b asic configuration p rocedures f or the Mo del 8800C V ortex Flowmete r with F OUNDATION fi eldbus. F or more information abou t the F OUNDATION fieldbus technology and the functi on bl ocks used in the transmitter , refer to Section 4: Transducer [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 3-2 ASSIGNING DEV ICE T AG AND NODE ADDRESS The Model 8 800C Fl owmeter is shipped with a bla nk tag and a tempor ary addres s to allow a host to a utomati cally ass ign an add ress and a ta g. If the ta g or address need to be c hanged, us e the features of the conf igurati o[...]

3-3 Flowmeter Operation GENERAL BLOC K CONFIGURATION In general, only t he transducer bl ock and A I block have configurations for flow-specific parameters . All other function blocks are configured by linking the AI block to othe r blocks to be used f or control and/or monitoring app lications. See the appropriat e function b lock app endix for sp[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 3-4 Cascade Control Cascade cont rol appl ications require two input s . T he config uration is to link the outpu t of one AI block i nto the PID b lock in the Model 8800C transmit ter and t o link the A I blo ck of a se cond Mo del 8800 C transmitte r into the P ID block of t[...]

Section 4-1 4 T ransducer Bloc k OVERVI EW Sect ion 4 contains informatio n on the M odel 8800C V ortex Flowmete r transducer block. Descrip tions of a ll transduce r block param eters, errors, and diagnostics are liste d. Also, the mod es, alarm detection, status ha ndling, application informat ion, and trou bleshoo ting are discusse d. Figure 4- [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-2 Configuration Or de r The Model 8 800C Transd ucer Block parame ters can be co nfigured in any order , but the following is offered as a recommende d procedure and can be used as a checklist f or configurat ion item s . 1. K F act or 2. S ervice Type 3. P ipe Inside Diamet[...]

4-3 T ransducer Block If Standard/N ormal e ngineering units are s elected (N ormal m 3 /sec, Standard ft 3 / sec, etc .) and you have the Density Ratio , then you must configure: 1. P rocess Densit y Rati o Using the Resource Block RESTART parameter , initiate a PROCESS OR restar t. When th e transmit ter come s back on li ne, verify your configur[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-4 P arameters and Descriptions T ABLE 4-1. T ransducer Bloc k Pa rameters . P aramet er Index Number Def init ion ALERT_KEY 4 The aler t ke y is the identification number of the plant unit. This information may be used in the host for sorting alar ms, etc. BASE_COMPR ESSIBIL[...]

4-5 T ransducer Block LFC_IN_ENG_UNITS 44 This read-only parameter will indicate Lo w Flow Cutoff in currently configured engineering units. LINEAR_TYPE 27 This parameter represents the linearization type used to describe the behavior of the sensor output. 1 = linear with input LOW_FLO W_CUTOFF 43 The low-flo w cutoff (LFC) represents the minimum r[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-6 PROCESS_TEMP_UNITS 52 The engineer ing units of process temperature: 1001 = °C 1002 = °F PROCESS_TEMPERA TURE 51 P rocess temperature is the configured temperature of the process fluid, in unit s of °C or °F . This parameter is used to compensate the K-f actor for mete[...]

4-7 T ransducer Block SIMULA TION_UNITS 62 This defines the units used to interpret the Simulation Hi gh and Low points. Acceptable values are: 1 = PV Engineer ing Units: V alues ar e in currently configured engineer ing units. 2 = PV Percent of Range: V alues are a perc ent of PV Range. ST_REV 1 This parameter represents the revision lev el of the[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-8 Bloc k/T ransducer Error s The following conditions are reported in the BLOCK_ERR and XD_ERROR parameters. Conditions in italics are inactive for the transducer block and are given here o nl y for your reference . T A BLE 4 -2. BLOC K_E RR Co ndi tio ns. . T ABLE 4-3. XD_E[...]

4-9 T ransducer Block Diagnostics In additio n to the BLOCK_ERR and XD_ERROR para meters , more detailed information o n the me asurement s tatus can be o btained vi a TB_ELECTRONICS_STATUS . T able 4-4 lists the potenti al errors and the poss ible correctiv e actions for the giv en values. The correcti ve actions are in order o f increasing system[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-10 Alarm De tection Alarms are not generated by the t ransducer block. By correctly handling the s tatus of the channel va lues, the down st ream blo ck (AI) will generate the nece ssary a larms for the me asurement. The error that generated the alarm can be determined by lo[...]

4-11 T ransducer Block T RANSDUCER BLOCK The transd ucer block contains the actu al flow me asurement d ata. The data include informat ion about sens or type, engineer ing units, digital filter se ttings, damping, and diagnostics. Pr ocess V ariable s (PV) PV V alue PV V alue is the actual meas ured flow rate in t he line. On the bench, the valu e [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-12 This value mus t be enter ed if usin g Standar d or Norma l units (SCFM , SCFH, NCMM, NCMH, NCMD). These units a re configured in t he AI block. The density rat io can al so be calc ulated by e ntering the process and base conditions as des cribed belo w (The Model 8800C [...]

4-13 T ransducer Block Servic e T ype The flowmet er can be used f or liquid or gas /steam applic ations, but it must be confi gured specif ically for t he applicati on. If th e flowme ter is not configured for the prope r service type , readings will be inaccurate. Select the proper Se rvice Ty pe for your a pplication: • Liquid •G a s / S t e[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-14 Flange T ype Flange Type enables yo u to specify t he type of flan ge on the flowmeter for later reference. This variable is pres et at the factory but can be cha nge d i f ne ce ssa r y . •W a f e r • ASME B16.5 (ANSI) 150 • ASME B16.5 (ANSI) 300 • ASME B16.5 (AN[...]

4-15 T ransducer Block Filter A uto Adjust The F i lter Auto Adjus t is a function that can be used to optimize the range of t he flowmet er based on the den s ity of the f luid. The elec tronics uses process dens it y to calculate the minimum measurable flow rate, while reta ining at leas t a 4.0 sign al strength value . Required Process Density T[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 4-16 Sim - Ex tern al Ge nera tor Sim - External G enerator f l ow allows you to disconnect the se nsor electronically so an external f requency source can b e used. Simulation Units The flow simulation can be performed as either a percent of range or flow rate in current engi[...]

Section 5-1 5 Resour ce Bloc k OVERVI EW Section 5 contai ns information o n the Mode l 8800C F lowmeter reso urce block. Descriptions of all resource block parameters, erro rs, and diagnost ics are included. Also the modes, alarm detection, status handling, V irtual Communication Relationships (VCRs), and troubles hooti ng are dis cussed. Definiti[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 5-2 DEV_REV 12 DEV_REV spec ifies the manuf acturer revision number associated with the res ource— used by an i nterface device t o locate the DD file f or the resource. DEV_TYPE 11 DEV_TYPE spec ifies the manuf actur er’ s model number associated with the resource— used[...]

5-3 Resource Bloc k SA VE_CONFIG_BLOCKS 57 This parameter represents the number of EEPROM b locks that ha ve been modified since the last burn. This value will count down to zero when the configuration is saved. SA VE_CONFIG_NOW 56 SA VE_CONFIG_NOW controls saving of configuration in EEPRO M . SECURITY_JUMPER 60 This parameter represents the status[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 5-4 Bloc k Errors T able 5-2 li sts cond itions repo rted in the BL OCK_ER R parameter . Conditions in italics are inactiv e for the reso urce blo ck an d are gi ven here only for your referen ce. T A BLE 5 -2. BLOC K_E RR Co ndi tio ns. . Modes The resource b lock support s t[...]

5-5 Resource Bloc k Alarm De tection A block alarm will be generated whenever the BLOCK_ERR has an error bit set. The types of block error for the resource block are defined above (see T able 5 -2). A write alarm is generate d whenever the WRIT E_LOCK p arameter is cleared . The priorit y of t he writ e alarm is se t in the follow ing parameter: ?[...]

Section 6-1 6 Maintenance and T roub leshooting T able 6-1 provides summarized trou b leshooting s uggestions f or t he most common problems that occur during operation. Th e symptoms of metering problems include: • Flo w in pipe but no tran smitter o utput • Flow in pipe with incorrect transmitter outp ut • Output with no actual flow NO TE T[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-2 T ROUB LESHOOTING TA B L E S The most commo n problems experienced by users of the M odel 8800C Flowmete r are list ed in T able 6-1, along with potentia l causes of the proble m and sugg ested co rrective actions. See live if the proble m you are experie ncing is not list[...]

6-3 Maintenance and T roubleshooting Flow in P ipe, Incorrect Output (cont inued ) 50/60 Hz Measurement • Ma y indicate electrical or magnetic interf erence; c heck the meter ground. • If the meter is located near a large motor or electric furnace, tr y diff erent meter orientations to reduce the noise. Magnetic fields must be less t han 5 gaus[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-4 ADV AN CED T ROUB LESHOOTING Th e Model 8800C ele ctronics provid es several adva nced troubles hooting fe atures. These feature s enhance your abili ty to lo ok inside the e lectronics a nd can be help ful for troubl eshoot ing inaccurate readings. As shown in Figure 6-1,[...]

6-5 Maintenance and T roubleshooting TP1 is easil y measured wi th standard equip ment. Figures 6- 3, 6-4, a nd 6-5 s how ide al (clean ) waveforms and waveforms that m ay cause th e outp ut to be in accurate. Pleas e consu lt the factory if the wave form you detect is not similar in principle to these wa veforms. FIGURE 6 -3. Clean Signa ls. FIGUR[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-6 Shedding Frequency O ut Shedding freq uency out is prob ably the easies t point to measure and interpret; i t is the final waveform after all fi ltering has taken pl ace. Sheddin g frequency out is t he flow signa l that is sent to the microproce ssor t o be p roces sed in[...]

6-7 Maintenance and T roubleshooting HARD WAR E MAINTENANCE The Model 8800C Flowmeter has no moving parts and requires a minimum amount of scheduled maintenance . The transmitter features a modular design for easy maintenance. I f you suspect a malfunction, chec k for an external cause before perfo rmi ng the diagnostics presented b elow . The foll[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-8 Replacing the F OUNDATION Fieldb us T erminal Block in the Housing T o replace the F OUND ATION fieldbus field termina l block in the housing, you will nee d a small, flat-he a d screwdriv er . Use the following procedure to repla ce the terminal blo ck in the housing o f [...]

6-9 Maintenance and T roubleshooting Replacing the F OUNDATION Fieldb us Electr onics Boar ds The Model 8 800C Fl owmeter F OUNDATION field bus el ect roni cs boar ds may ne ed to be re placed if they hav e bee n dama ged or ot herw ise become dysf unctional. Use the following procedures t o replace electroni cs boards in t he Mo del 880 0C Flowmet[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-10 Install the E lectronics Boards 1. V erify that electri c power to the Model 8 800C Fl owmeter is off . 2. Align the two electroni cs boards over the capt ive screw holes in the housing . 3. S lowly press t he bo ards into p lace. Do no t force the boa rds dow n. Check th[...]

6-11 Maintenance and T roubleshooting 5. Use a hex wren ch to loosen the hou sing rotati on screws (at the base o f the el ectronics housing) by turning t he screws clockwise (inward) unti l they clear the bracket. Se e Figure 6- 9. Figure 6-9. Ho using Rotation Scre ws. 6. S lowly pull t he electro nics housing no mo re than 1.5 in. from the top o[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-12 Replacing the Sensor The sensor for the M odel 8800C is a se nsitive i nstrument that shou ld not be removed unless t here is a problem with it. If you must replace the senso r , follow t hese procedures closely . The Model 8800 C V ortex Flowmete r sensor is extrem ely r[...]

6-13 Maintenance and T roubleshooting Sensor Compatibility Guide 1. Determine the sensor serial number . The senso r serial number is located on t he top of the sensor . 2. V e rify meter body number designator as either “none”, “ A”, or “B”. The body number is found on the meter body tag . Ex. 10146 7, 101467A, or 1014 67B . Meter body[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-14 Replacing the Sensor : Remov able and Integral Suppor t T ubes The following procedure app lies to flowmeters equipped with a removable sup p ort tube , i.e. all flanged meters and ½- throug h 4-inch (DN 15 thr ough 1 00) wafer mete rs. 1. De-pressurize t he flow line . [...]

6-15 Maintenance and T roubleshooting Integral Support Mount (fo r 6- to 8-in. wafer meters ) 6. Remove access cover . (See Figure 6-11.) FIGURE 6 -11. Integ ral Support T ube Asse mbl y . 7. P roce ed to step 8. 8. Loosen an d remove the se nsor nut from the sens or cavity with a 1 1 / 8 -inch open end wrench. (Use a 3 / 4 -inch open end wrench fo[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-16 Cleaning the Sealing Surface Before installing a sensor in the meter body , clean the s ealing surface by completing the fo llowing procedure . The metal o-ring on the sensor is used to seal the sensor cavi ty in the event tha t process fl uid shoul d corrode through the [...]

6-17 Maintenance and T roubleshooting Sensor Installation 1. Carefully pla ce sensor over the post in the s e nsor cav ity . 2. Insure that the sensor is cent ered on the post. See Fig ure 6-13 for an example o f imprope r installati on and Figure 6-14 for an examp le of proper insta llation. FIGURE 6 -13. Sensor I nstalla tion – Improper A lignm[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-18 3. S ensor shoul d rema in as close to verti cal a s possib le whe n applying force to seat. See Figure 6-15. FIGURE 6 -15. Sensor Installa tion – Applying F orce. 4. M anually push do wn on the se nsor by ap plying equa l pressure for engagement onto the po st. 5. Scre[...]

6-19 Maintenance and T roubleshooting Remote E lectronics Pr ocedure If the Model 88 00C elec tronics hous ing is mount ed remotely , some replaceme nt procedures are diff erent than for the fl owmeter with integral electronics. The fo llowing pro cedures are exactly the same: • Rep lacing the Field T erminal Blo ck (see page page 6- 8). • Rep [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-20 Detach the Meter Adapter The above instructions w ill provid e access to the mete r body . Use the following s teps if it is necess ary to remov e the co axial cable: 1. Loosen th e two screws that hold the union onto the mete r adapter and pull the union away from the ad[...]

6-21 Maintenance and T roubleshooting Coaxial C able at the Electroni cs H ousing Disconnect the Coaxial Cable from the Electronics Housing 1. Loosen th e three screws fr om the housing ad apter . 2. Remove the a dapter from th e housing. 3. L oosen and remo ve the co axial cabl e nut from t he bas e of the electron ics housing . Remove the Coaxial[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 6-22 Connect the coaxia l cable 1. At tach and securely tighten the co axial cabl e nut to the connectio n on the electronics housing . 2. Ali gn the housing adapte r with the housing and attach with three screws . 3. Tighten the conduit adapter to the housing adapter . Changi[...]

6-23 Maintenance and T roubleshooting RETURN OF MATERIAL T o expedite the return process, call the Rosemount North American Respon se Center at 800 -654-RSMT (7768) . The ce nter , available 24 hours a day , wi ll assist y ou with any ne eded informat ion or materials. The center will as k for product model and serial numbe rs , and will provide a [...]

Section 7-1 7 Options The optio ns available for the Mo del 8800C Flowmet er are d escribed in this section. The numbers in parent heses refer to the codes used to order ea ch option. SAFET Y MESS AG ES Instructions and procedures in this sectio n may require special precau tions to ens ure th e safe ty of the pers onne l perfo rming the operati on[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 7-2 Figure 7-1. Mod el 8800C Flowmete r with F OUNDATION Fiel dbus with Option al Indicator . The indicator features an eight-character (and five alphanumeric) LCD that gives a direct reading of the digital si gnal from the microprocess or . During normal operation, the displa[...]

7-3 Options Installing the Indic ator F or flowmeters ordered wi th the LCD indi cator , the indicator is shi pped installed. When purchased s eparately from the Model 88 00C Flowmete r , y ou must inst all the indicator using a small instrument screwdriver and the indicator kit. The indicator kit includes: • One LCD indicator asse mbly • One e[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fieldbus 7-4 Diagnostic Messages In ad dition to the outp ut, the LCD indicator di splays diag nostic messages for t roubleshootin g the flowme ter . These me ssages are as follow s: FA U LT _ R O M The flowmete r electronics ha ve undergone an EPROM chec k sum fault. Contact your fiel[...]

Section 8-1 8 Specifications SPECIFICA TIONS Functional Specifications Servic e Liquid, gas, and steam appl ications. Fluids must be homogeneous and single-pha se. Line Sizes W afer , Flanged, and Dual-Sensor Style 1 / 2 , 1, 1 1 / 2 , 2, 3, 4, 6, and 8 in. (DN 15, 25, 40, 50, 8 0, 100, 1 50, and 20 0). Pipe Schedules Process p iping schedule s 10,[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus 8-2 NO TE The ρ in T ables 2 and 3 i s the process f luid densit y at flow ing conditi ons in lb/ft 3 for ft/s and kg/m 3 for m/s . Process T emperature Limits Standar d –40 to 4 50 °F (–4 0 to 2 32 °C). Extended –330 to 800 °F (–200 to 427 °C ). Ambient T empe r[...]

8-3 Specifications T A BLE 8 -5. Air Flow R ate Li mit s at 59 °F ( 15 °C) . NO TE The Model 8800C Flo wmeter measures the volumetric flo w under operati ng conditions (i.e., t he actual volume at the operat ing pres- sure a nd temperature—acfm or acmh) , as shown above. Ho w e ver , gas volumes are strongly dependent on pressur e and temperatu[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus 8-4 T ABLE 8-6. Saturated Steam Flo w Rate Limits. Process Pressure Flow Rate Limits Minimum and Maximum Saturated Steam (1) Flow Rates (1) Assumes Steam Quality is 100%. ½ in./DN 15 1 in./DN 25 1½ in./DN 40 2 in. /DN 50 lb/hr kg/ hr lb/hr kg/hr lb/hr kg/hr lb/hr kg/hr 15 p[...]

8-5 Specifications Pressure Limits Flange and wafer rated for ASME B16.5 (ANS I) Class 150, 300 , and 600; DIN PN 10, 16, 25, 40, 6 4, and 100; and JIS 10K, 20K, and 40K. P ower Suppl y External pow er supply required. Flowmet er oper ates on 9 to 32 V dc, 17.8 mA nomina l, 19.0 mA maximum. Optional LCD Indicator Displa ys flow variable , percent o[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus 8-6 KEMA/CENE LEC Flameproof Cert ifications ED EEx d ia IIC T6 (T amb =70 °C) Special Conditions When installing the instrument, particular pr ecautions must b e taken to en sure that the f luid t emper ature o r the am bient temperature do es not cause the temp erature of [...]

8-7 Specifications Pressure Loss Equations to determin e approximat e pressure lo ss: Engli sh Metric where: ∆ P = Press ure loss (psi or kP a) r f = Density at operat ing condit ions (lb/ft 3 or kg/m 3 ) D = Flowmeter bore diameter (in. or mm) Q gpm or lpm = Act ual volumetric f low rate (gall ons/minute or liters/mi nute) Q acfm or acmh = Act u[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus 8-8 Alarms The AI block allows the user to configure the alarm to HI-HI, HI, LO, or LO-L O wi th a vari ety of prio rit y lev els. Security When the secu rity jumper is on, t he electron ics will not allow you to modify parame ters that affect flowme ter output. Low Flo w Cut[...]

8-9 Specifications Liquids—for Re y nolds Number s ov er 20,000 Gas and Steam— for Rey nolds Numbers o v er 15,0 00 NO TE As the Re ynolds nu mber decrea ses below th e stat ed limit to 10 ,000, the positive limit of the accuracy error band will increase to 2.1 % (e.g ., +2.1% to –0.65% f or liquids). Stability ±0.1% of rate over one y ear .[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus 8-10 Vibration Effect An output with no proces s flow may be detec ted if sufficient ly high vibration is prese nt. The meter des ign will minimize this effect, and the facto ry settings for signa l pro cessi ng a re se lecte d to elimin ate these erro rs for mos t applicatio[...]

8-11 Specifications Process-We tted Mate rials Meter Body 316L wro ught s tainless and CF-3 M cast stainles s or Hast ello y C-22 and C-276 w rought Hastello y or CX2MW a nd CW1 2MW cast Hast elloy . Flanges 316/316L stainle ss stee l. Collars Hastel loy C- 22. Surface Finish of Flanges and Colla rs Standard: 1 25 to 250 m in. (3.1 t o 6.3 m m) R a[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus 8-12 OR DERING INF ORMATION Mode l Product Description 8800C V or tex Flo wmeter, Stainless Steel W afer , Flanged, and Dual-sensor and Hastello y Flanged and Dual-sensor • 8800A V or tex Flo wmeter, Hastello y Waf er Meters Only • Code Meter Style W Waf er Style • F Fl[...]

8-13 Specifications Code Option s PlantW eb S oftware Functions A01 Basic Control: One Propor tional/Integral/ Der ivativ e (PID) Function Block • Hazardous Locatio n Certifications E5 Factory Mutual (FM) Explosion Proof Approval • I5 F actor y Mutual (FM) Intrinsic Safety Approv al • K5 Factory Mutual (FM ) E5 and I5 Co mbination Approval ?[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus 8-14 CONFIGURATION DATA SHEE T (CDS) One comple ted configurat ion data sheet (008 06-0100- 4772) is required for each flowmeter ordered. Application Information The in formation requested on the front side of the CDS is require d for each fl owmeter purchase d and provides i[...]

Section 9-1 9 Electr onics V erification Electronic s verification of the Model 8 800C can be do ne by either utilizing t he internal signa l simulatio n capability or by a pplying a n exte rnal si gnal sourc e to the “TEST FREQ IN” a nd “GND” pins . NOTE It is not recommended to perf orm electro nics verification while the pro cess is runn[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fieldbus 9-2 ELECTRONI CS V ERIFICATION Electronics function ality can be verified v ia two different verification methods: • Flow Simulation Mode • Using an External Frequency Generator Both meth ods require the use of a F OUNDATION fieldbus-compliant host, such as DeltaV with AMS [...]

9-3 El ectr onic s V erif icatio n Electr onics V erifica tion U s i n ga nE x t e r n a l Frequency Generator If an ext ernal frequ ency so urce is desi rable, then test p oints at th e top of the electr onics are ava ilable (s ee Figure 9- 2). T ools Needed •F OUNDATION fieldbus-compliant host, s uch as DeltaV with AMS insid e • Standard sine[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fieldbus 9-4 Calculating Output V ariables with Kno wn Input Frequency Use the following equations wit h a known input frequency fo r verificati on of a flow rate wit hin a given calib rated range. Select the proper equat ion dependi ng on whether you are veri fying a flow rate or a mas[...]

9-5 El ectr onic s V erif icatio n T o V erify a Mass Flow Rate P erform the following calculation to verify a mass flow rate for a given mass f requency and K- factor (compe nsated). Conditions: •M = f l o w r a t e • F = frequency , measured in Hz • K = K-facto r (compensated) • ρ = densi ty at ope rating conditions • C = the uni t con[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fieldbus 9-6 T ABLE 9-1. Unit Con version s. ρ =operating density C x Units (act) Con version F actor C 1 gal/s 1.00000E+00 C 2 gal/m 1.66667E-02 C 3 gal/h 2.77778E-04 C 4 Impgal/s 1.20095E+00 C 5 Impgal/m 2.00158E-02 C 6 Impgal/h 3.33597E-04 C 7 l/s 2.64172E-01 C 8 l/m 4.40287E-03 C 9[...]

9-7 El ectr onic s V erif icatio n EXAMPL ES The f ollowing examples illustrate the calculatio ns that may be nece ssary for your app licatio n. The firs t set of th ree example s is in English units. The second set of three examples is in SI units. Exam ples: English U nits Example 1 (English Units) In th is ap plica tion, an i nput fre quency of [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fieldbus 9-8 Example 2 (E nglish Units) In this appli cation, an inp ut freq uency of 400 .00 Hz rep resents a flow rate of 19 ,271.2 lb/h. Given: • M = mass flow rate • F = freque ncy: 400. 00 Hz • K = K-facto r (compensa ted): 10. 678 (via fie ldbus configuration tool) •C x = [...]

9-9 El ectr onic s V erif icatio n Exam ples: SI Units Example 1 (SI Units) In th is ap plica tion, an i nput fre quency of 80 .00 Hz rep resent s a flow rate of 1, 686.8 lp m. Given: •Q = f l o w r a t e • F = frequency: 8 0.00 Hz • K = K-facto r (compensa ted): 10. 772 (via fie ldbus configuration tool) •C x = C 8 •C 8 = 4.4028 7E-03 (f[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fieldbus 9-10 Example 2 (SI Units) In this appli cation, an inp ut freq uency of 650 .00 Hz rep resents a flow rate of 3, 446.4 kg /hr . Given: • M = mass flow rate • F = freque ncy: 650. 00 Hz • K = K-facto r (compensa ted): 10. 715 (via fie ldbus configuration tool) •C x = C 1[...]

Appendix A-1 A F OUNDATION ™ fieldb us T echnolog y and Fieldb us Function Bloc ks OVERVI EW This section introduces fieldbus systems t hat are common to all fieldbus devices . INTR ODUCTION A fieldbus system is a distribu ted syst em composed of field devices an d control and mo nitoring equipm ent integrat ed into the phys ical environment of a[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus A-2 Figure A-1 illustrate s the in ternal structure o f a function block. When execution begins , input parameter values from other blocks are snapp ed-in by the b l ock. The input snap process ens ures that these values do no t change during the block ex ecution. New values [...]

A-3 F OUNDATION TM fieldbus T echnology and Fieldb us Function Bl ocks interoperabili ty of function blocks within device s from various vendors. Additional ly , human int erface devi ces , such as operat or consoles and computers , do not have to be prog ra mmed specificall y for each type o f device on the bus . Instead their displays and interac[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus A-4 Figure A-2. Simpl e, Single-Link Fieldb us Network. Link Active Scheduler (LAS) All links h ave on e and only o ne Link Ac tive Sche duler (LAS ). Th e LAS operate s as the bus arb iter for the link. The LAS does the following: • recognizes and adds new devi ces to the [...]

A-5 F OUNDATION TM fieldbus T echnology and Fieldb us Function Bl ocks De vice Addr essing Fieldbus uses addr esses bet ween 0 and 255. Addr esses 0 through 15 are reserved for group addre ssing and for use by the data link layer . F or all Fish er -Rosemount fieldbus devices addresse s 20 through 35 are available to the device. If there are t wo o[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus A-6 Figure A-3 . Scheduled Da ta T ra nsfer . Unscheduled T ransfers Figure A-4 diagrams an unscheduled transfer . Unschedule d transfers are used fo r things like user-initiated changes, including set po int changes , mode changes , tuning changes , and upload/download. Unsc[...]

A-7 F OUNDATION TM fieldbus T echnology and Fieldb us Function Bl ocks Function Block Scheduling Fig ure A-5 sho ws an ex ample of a link schedul e. A single iteratio n of the lin k-wide schedu le is called t he macrocycle . When the syst em is configured and the function blocks are linked, a master link- wide schedule is created for the LAS. Each [...]

Appendix B-1 B Analog Input (AI) Function Bloc k The Analog Input (AI) funct ion block processes field device measureme nts and mak es them ava ilable to other functio n blocks. The output val ue from the AI block is i n engineeri ng units and contains a status indicating the qu a lity of the measurement. The measuring device may have several measu[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus B-2 BLOCK_AL M 21 None The block alarm is used for all confi guration, hardware, connection f ailure or system problems in the b lock. The cause of the alert is entered in the subcode field. The f irst aler t to become active will set the Activ e status in the Status paramete[...]

B-3 Analog Input (AI) Function Bloc k Simulatio n T o support t e sting , you can either c hange the mode of t he bloc k to manual and adjust the output value, or you can enable simulation through the configuration tool and manually enter a value for the measurement value and i ts status . In both cases , you must first set th e ENABLE jumper on th[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus B-4 Figure B-1. Analog I nput Functio n Block Schem atic. Figure B-2. Analog In put Function Bloc k Timing Diagr am. Filtering The fil tering featur e changes the respon se time of the devi ce to smooth variations i n output readings caused by rapid change s in input. Y ou ca[...]

B-5 Analog Input (AI) Function Bloc k Signal Con version Y ou can set t he signal co nversion ty pe with the Linear ization Ty pe (L_TYPE) parameter . Y ou can view the converted signal (in percent of XD_SC ALE) through the FIELD_V AL parameter . Y ou can choose from direct, indirect, or indirect square root signal convers ion with the L_TY PE para[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus B-6 Indirect Square Root Indire ct Square Root signal conversio n takes the square ro ot of the value computed w ith the indirect s ignal convers ion and scale s it to the range and unit s of the PV and OUT parame ters . When th e convert ed input value is below the l imit sp[...]

B-7 Analog Input (AI) Function Bloc k • Out of Se rvice (O/ S) Th e block is not process ed. FIELD _V AL and PV are not upda ted and the OUT status is se t to Bad: Out of Service. The BLOCK_ERR parameter shows Out of Service . In this mode, you can make change s t o all configurable parameters. The target mode of a block may be restricted to one [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus B-8 NOTES 1. The inst rument must be in Manual or O u to fS e r v i c e m ode to set th e status opt ion. 2. The AI bl ock only sup ports the B A D if Limited option. Unsupported options are not grayed out ; they appea r on the screen in th e same manner as supported o ptions[...]

B-9 Analog Input (AI) Function Bloc k . Figure B-3. Analog In put Function Bloc k Diagram f or a T ypical T emper ature T ransmi tter . Application Exa mple: Pressure T ransmitter us ed to Measure Level in an Open T ank Situation # 1 The level of an open t ank is to be me asured usi ng a pres sure tap at the bottom of the t ank. The level me asurem[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus B-10 Figure B-5. Fu nction Bloc k Diagram f or aP r e s s u r eT r a n s m i t t e ru s e di nL e v e l Measur ement. Situation # 2 The transm itter in sit uation #1 is installed below t he tank in a p osition where the liquid column in the impulse line, when the tan k is emp[...]

B-11 Analog Input (AI) Function Bloc k Application Example: Differential P ressure T r ansmitter to Measure Flow Situation T he liquid f low in a l ine is to be me asured usi ng the d iffer ential pressu re across an orific e plate i n the li ne, a nd the flow m easurement will be use d in a fl ow control lo op. Based on the orifice sp ecification [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus B-12 T roubleshooting Refer to T able B-7 t o trouble shoot any p roblems that you e ncounter . T ABLE B-7. T roub leshooting . Symptom Possible Cau ses Corrective Action Mode will not leave O OS T arg et mode not set. Set target mode to something other than OOS. Configuratio[...]

Appendix C-1 C PID Function Bloc k The PID function block comb ines al l of the nece ssary log ic to perform proportiona l /integral/ derivative (P ID) control. The b lock suppo rts mode control, signal s caling an d limiting, feedforward control, override tracking, alarm limit detection, and signal status p ropagati on. The bl o ck suppo rts two f[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-2 T o further customize the block fo r use in your app lication, you can configure filte ring , feedforward input s, t racking inputs , setpoint and output li miti ng, PID equation struct ures, and block ou tput ac tion. T able C-1 lis ts the PID bl ock paramete rs and th e[...]

C-3 PID Function Bloc k FF_SCALE 41 None The high and low scale v alues, engineering units code, and number of digits to the right of the decim al point associated with t he feedf orward value (FF_V AL). FF_V AL 40 EU of FF_SCALE T he feedf orward contro l input v alue and status. GAIN 23 None The propor tional gain value . This value cannot = 0. G[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-4 SP_FTIME 69 Seconds The t ime constant of the f irst-order SP filter . It is the time r equired for a 63 percent change in the IN value. SP_HI_LIM 21 EU of PV_SCALE The highest SP v alue allowed. SP_LO_LIM 22 EU of PV_SCALE The low es t SP value allo wed. SP_RA TE_DN 19 E[...]

C-5 PID Function Bloc k Figure C-1. PID Func tion Bloc k Schematic. FF_V AL BKCAL_IN TRK _IN_ D CAS_IN IN TRK _V AL FF_ GA IN FF_SCALE RCAS_OUT RCAS_IN SP_HI_LIM SP_LO_LI M SP_RA TE_DN SP_RA TE_UP SP_FTIME GAIN RA TE RESE T Feedf orward Calculation MODE Setpoi nt Lim itin g and Filt erin g PID Equation Ou tput Lim itin g ROUT_OUT R OUT_IN OUT_HI_LI[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-6 Setpoint Selection and Limiting The setp oint of th e PID bloc k is de term ined b y the mode. Y ou c an configure the SP _HI_LI M and SP _LO_ LIM param eters to limi t the setpoint. In Cascade or RemoteC ascade mode, the setpoint is adjusted by another function block or [...]

C-7 PID Function Bloc k Output Selection and Limiting Output s election is determined by t he mode and the setpoint. In A utomatic , Cascade , or RemoteCascade mode, the output is computed by the PID control equation. In Manua l and RemoteOutp ut mode, the output may be entered manually ( s ee also “Setpoint S election and Limiting” on page C-6[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-8 Rever se and Direc t Action T o configure the bloc k output action, en able the Direct Acting control option. This option defines the relatio nship between a ch ange in PV and the corres ponding cha nge in output. Wi th Direct Acting en abled (Tr ue), an increase in PV re[...]

C-9 PID Function Bloc k RemoteOutput (Rout)—The OUT IS provided by a host computer that writes to t he ROUT_IN parameter Local Override (LO)—T he track functio n is act ive. OUT is set by TRK_V AL. The BLOCK_ERR parameter shows Local override . Initialization Manual (IM an)—The output path is not complete (for example , the casca de-to-sl ave[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-10 Status Handling If the input sta tus on th e PID blo ck is Bad , the mode of th e block reverts to Ma nual . In addition, you can se lect the T ar get to Manu al if Bad IN status option to direct the target mode to revert to manual. Y ou can set th e status option in Man[...]

C-11 PID Function Bloc k The MOD E parameter is a switch tha t indicates t he targ et and a ctual mode of opera t ion. Mode selecti on has a large impact on the operati on of the PID block: • Manual mod e allows the ope rator t o set t he val ue of the lo op output signal directly . • A utomatic mode allows t he opera tor to s elect a set point[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-12 Solutio n The PI D loop us es TT10 1 as a n input and p rovides a sign al to th e analog ou tput TCV1 01. The BKCAL_O UT of the AO block and t he BKCAL_IN of the PID block communicate the status and quality of information b eing passed be tween the blocks. The st atus in[...]

C-13 PID Function Bloc k Figure C -6. Fun c tion Blo ck Diagr am fo r Feed forw ard Control. Application Example: Cas cade Contr ol with Master and Slave Loops Situation A s lave loop is added to a basic P ID cont rol configurati on to mea sure and control st eam flow to the stea m heater . V ariations in th e steam pressu re cause th e temper atur[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-14 Solutio n If the flow is control led, st eam pres sure variati ons will be compens ated befo re they sig nificant ly affect th e heat exc hanger te mperatu re . The output f rom the master te mperature loop is used as the setpoint for the sla ve steam flow loop . The BKC[...]

C-15 PID Function Bloc k If the instrument connect e d to the AI block fails, you can place the AI block in Manua l mode and set the output to some nominal value for use in the I nteg rator f uncti on b lock. In this case, IN at the s lave PID bl ock is con stant an d preve nts the in tegral term from i ncreasin g or decreasing. Figu re C- 9. Fu nc[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus C-16 T roubleshooting Refer to T able C-3 t o trouble shoot any p roblems that you e ncounter . T ABLE C-3. T roublesh ooting. Symptom Possible Cau ses Corrective Action Mode will not leave O OS T arg et mode not set. Set target mode to something other than OOS. Configuration[...]

C-17 PID Function Bloc k Mode sheds fro m RCAS to AUT O Remote Cascade V alue Host system is not wr iting RCAS_IN with a quality and status of “good cascade” within shed time (see 2 below). Shed Timer The m ode shed timer , S HED_RCAS in the resource block is set too low . Increase the value. Mode sheds fro m ROUT to MAN Remote output value Hos[...]

Appendix D-1 D Operation with Fisher -Rosemount ® DeltaV ™ INTR ODUCTION Appendix D provides s pecific instructi ons for perfor ming basic configuration op erations on the Mo del 8800C V ortex Flowme ter using the Fisher-Rosemount Del taV host s oftware . Appendix D is not a comprehensive resource , but a sta rting point. F or more information, [...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus D-2 CONFIGURE THE LOOP T o compl etely configure the tr ansmitt er for use in a fieldbus l oop, you must perform t he following procedure: 1. Create a device profile —A device profile is an electro nic represen tati on of the transm itter that exist s only in the De ltaV so[...]

D-3 Operation with Fisher-Rosemount ® DeltaV ™ The FI ELDBUS D EVI CE PROPERTIES dialog bo x appears ( see Figure D-2). Figure D-2. FIEL DBUS DE VICE PR OPERTIES Dialog Box . 4. Enter a ll of the requeste d device inf ormation in the dialog box. NOTE The Delta V software auto matically complete s the ADDRESS field. Y ou can customize these field[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus D-4 Define the Control Strategy 1. Cli ck STAR T and s elect DELTAV > ENGINEERING > CONTROL STUD IO from the menus that appear . The MAIN CONTRO L STUDIO screen appears (see Figure D- 3 ). Figure D-3 . MAIN CONTROL STUDIO Screen. 2. Select the function block s you wish [...]

D-5 Operation with Fisher-Rosemount ® DeltaV ™ 6. Co nnec t the blo cks as yo u want th em to ex ecu te. F o r the p urpos e of this ex ample, we connecte d the blocks a s in Figure D -5. NOTE If you are not able to draw connections between the blocks (as in Figure D-5), select t he CONNECT but ton ( ) and try again. Figure D-5. Basic Con trol S[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus D-6 The DEVICE COMMISSIONIN G WIZARD – ST AR T dialog box ap pears (see F i gure D-7). Figure D-7. DE VICE COMMISSIONING W IZARD – START Dialog Bo x. 4. Cli ck NEXT . The DEVICE COMMISSIONING WIZARD – RECONC ILE BLOCK dialog box 1 appe ars (see Figure D-8). Figure D-8. [...]

D-7 Operation with Fisher-Rosemount ® DeltaV ™ The DEVICE COMMISSIONING WIZARD – RECONC ILE BLOCK dialog box 2 appe ars (see Figure D-9). Figure D-9. DE VICE COMMISSIONING W IZARD – RECONCILE BLOC K Dialog Bo x 2. NOTE T o reconcile differences between the tran sducer block in the transmitte r and the t ransducer blo ck in the de vice prof i[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus D-8 Figure D- 11. W AITING FOR DEV ICE TO CHANGE STATE Dialog Bo x. Once the Delt aV software finishes commis sioning the device, the ico n in DELTAV EX PLORER changes from noncommiss i oned ( ) to commissioned ( ). Set T ransmitter Configuration P arameter s 1. Cli ck STAR T[...]

D-9 Operation with Fisher-Rosemount ® DeltaV ™ The TRANSDUCER BLOCK PR O PER TIES dialog box appears ( see Figure D-14) . Figure D- 14. T RANSDUCER BLOCK PR OPERTIES Dialog Box . 5. Cli ck the MODE tab. 6. S elect the O U TO FS E R V I C E (OOS) check box and dese l ect the AUT O check box i n the TA R G E T M O D E column of the dialog bo x. Th[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus D-10 The ACTUAL MODE region changes to OOS . 9. Cli ck OK to return to the DELTA V EXPLORER . 10. Right-click on the TRANSDUCER blo ck icon to acce ss the CONFIGURATION PARAMETERS menu. 11. Select the parame ter you wish t o configure , and follow the on- line instructions to[...]

D-11 Operation with Fisher-Rosemount ® DeltaV ™ Download the Control Strate gy to the Device 1. Click ST AR T and select DE LTAV > ENGINEERING > CONTROL STUD IO from the menus that appear . The MAIN CONTRO L STUDIO screen appears (s ee Figure D-17). Figure D- 17. MAIN CONTRO L STUDIO Scree n . 2. Open the contro l strateg y that you define[...]

Appendix E-1 E Appr o v al Drawings CSA Intrinsic Safety Installation Dra wings Rosemount Dr awing 08800-0111 , Rev . AA, 2 S heets: CSA Intrinsic Saf ety Installatio n Drawings for Model 88 00C . FM Intrinsic Safety Installation Dra wings Rosemount Dr awing 08800-0106 , Rev . AA, 2 S heets: F acto ry Mutual Intrinsic S afety Insta llation Drawings[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus E-2 8800-0 111AA[...]

E-3 Appro val Draw ings 8800-011 AA03[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION TM Fi el dbus E-4 8800-011 1AA05[...]

E-5 Appro val Draw ings 8800-01 11AA04[...]

I-1 Inde x A Accuracy ....... ........... ...... 8 - 8 Address ..... .............. ...... A - 5 tempor ary ........... ......... A - 5 temporar y node ......... ...... 3 - 2 AI block configu ratio n genera l ........ ........... 3 - 3 tempe rature spec ific ..... ... 3 - 2 parameters ALARM_TYPE ...... ......B - 8 BLOCK_ERR ....... ......B - 6 CHAN[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fi el dbus I-2 Device descriptions definition ...... ........... ... A - 2 Device ID ......... ........... .. 2 - 2 2 Device t ag .. ........... ......... 3 - 2 Diagram PID block ......... .......C - 1 ,C - 5 Direct action ...... ..............C - 8 Direct signal conversio n . ........[...]

I-3 Ind ex Installatio n ....... ........... ... 2 - 1 Electrical ......... ........ .. 2 - 1 9 Wiring .............. ........ 2 - 1 9 Installatio n Effects ........... .. 4 - 1 3 Installatio n T asks .... ........ ... 2 - 5 Intrinsic Safety Insta llatoin Draw ings E-1 Introduction ...... ........ ...... 1 - 1 IO_OPTS AI block ........ ........ ...[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fi el dbus I-4 PID b lock ......... ..............C - 1 BLOCK_ERR conditions ..... ... C - 8 closed l oop con trol ....... .....C - 1 0 diagram .... .............. ... C - 1 filtering .. ......... ...........C - 6 Mode .... ........... ....C - 8 ,C - 1 1 output selec tion and limiting [...]

I-5 Ind ex Cleaning the Sensor Sealing Surface ....... ........... .. 6 - 1 6 Remova ble Support Tube ...... 6 - 1 4 Sensor Serial Number ........ .. 4 - 1 1 Sens or Signal St rength ......... 4 - 1 4 Service Ty pe ........... .... 4 - 1 1 ,4 - 1 3 Setpoin t selectio n PID block ......... ...........C - 6 Setpoin t tracking ....... .........C - 7 S[...]

Rosemount Model 8800C V ort ex Flo w meter with F OUNDATION ™ Fi el dbus I-6 W W afer -style Flowmeter Alignment and Mounting .. ......... ........... 2 - 6 W afer-style F lowmet er Installat ion with Alignment Rings .... ...... 2 - 8 W etted Mate rial ... ............. 4 - 1 3 WRITE_LOCK resource b lock ...... ........... 5 - 5 X XD_ERROR trans [...]

00809-01 00-4772 Rev. DA 1/00 ¢00809-0100-4772 S¤ Rose mount In c. 8200 Market Boulevard Chanhassen, MN 55317 USA T el 1-800-999-9307 Fax (612) 949-7001 © 2000 Rosemount Inc. P R I N T E D IN U. S. A. http://w ww .rose mount.com Fisher-Rosem ount Flow Groeneveldselaan 6-8 3903 AZ Veenendaal The Netherlands T el 31 (0) 318 549 549 Fax 31 (0) 318 [...]