Sierra INNOVA-MASS 240-VT manuale d’uso

Series 24-HP Instruction Manual Table of Contents IM-24-HP 0-1 Sierra Series 240 and 241 Innova-Mass™ Multi-Parameter V ortex Mass Flow Meters Models 240-VT , 240-VTP , 241-VT , 241-VTP Instruction Manual Part Number: IM-24-HP, Rev. C.2 10/08 CORPORATE HEADQUARTERS 5 Harris Court, Building L Monterey, CA 93940 Phone (831) 373-0200 (800) 866-0200 [...]

Table of Contents Series 24-HP Instruction Manual 0-2 IM-24-HP Customer Notice Unless you have specifically ordered Sierra’s optional O 2 cleaning, this flow meter may not be fit for oxygen service. Sierra Instruments, Inc., is not liable for any damage or personal injury, whatsoever, resu lting from the use of Sierra Instru- ments standard mass [...]

Series 24-HP Instruction Manual Table of Contents IM-24-HP 0-3 Table of Contents Chapter 1 Introduction Innova-Mass™ Vortex Mass Flow Meters .......................................... 1-1 Using this Manual ......................................................................... 1-1 Note and Safety Information ....................................[...]

Table of Contents Series 24-HP Instruction Manual 0-4 IM-24-HP Energy Menu ....................................................................... 3-10 Fluid Menu .................................................................................. 3-11 Units Menu .................................................................................. 3-12 [...]

Series 24-HP Instruction Manual Table of Contents IM-24-HP 0-5 Figures 1-1. In-Line Vortex Multi-Parameter Mass Flow Meter ................ 1-3 1-2. Measurement Principle of Vortex Flow Meters ...................... 1-4 1-3. Reynolds Number Range of the Innova-Mass ........................ 1-6 2-1. Recommended Pipe Length Re quired for Installation[...]

Table of Contents Series 24-HP Instruction Manual 0-6 IM-24-HP Warnings and Cautions Warning! Agency approval for hazardous location installations varies between flow meter models. Consult the flow meter nameplate for specif ic flow meter approvals before any hazardous location installation. Hot tapping must be performed by a trained professional. [...]

Series 24-HP Instruction Manual Chapter 1 Introduction IM-24-HP 1-1 Chapter 1 Introduction Innova-Mass ™ Multi-Parameter V ortex Mass Flow Meters The Sierra Instruments’ Series 240 In-Line and the Series 241 Insertion Innova-Mass™ Vortex Flow Meters provide a reliable solution for process flow measurement. From a single entry point in the pip[...]

Chapter 1 Introduction Series 24-HP Instruction Manual 1-2 IM-24-HP Note and Safety Information We use note, caution and warning statements throughout this book to draw your attention to important information. Warning! Caution! Note This statement appears with information that is important to protect people and equipment from damage. Pay very close[...]

Series 24-HP Instruction Manual Chapter 1 Introduction IM-24-HP 1-3 How the Innova-Mass V ortex Mass Flow Meter Operates Figure 1-1. In-Line Vortex Mu lti-Parameter Mass Flow Meter Sierra Series 240 and 241 Innova-Mass™ Multi-Parameter Vortex Mass Flow Meters use a unique sensor head to monitor mass flow rate by di- rectly measuring three variabl[...]

Chapter 1 Introduction Series 24-HP Instruction Manual 1-4 IM-24-HP Vortex Shedding Frequency Von Karman vortices form downstream of a shedder bar into two distinct wakes. The vortices of one wake rotate clockwise while those of the oth- er wake rotate counterclockwise. Vo rtices generate one at a time, alter- nating from the left side to the right[...]

Series 24-HP Instruction Manual Chapter 1 Introduction IM-24-HP 1-5 Re = ρ V D μ St = f d V Flow Velocity Range To ensure trouble-free operation, vorte x flow meters must be correctly sized so that the flow velocity range through the meter lies within the measurable velocity range (with acceptable pressure drop) and the linear range. The measurab[...]

Chapter 1 Introduction Series 24-HP Instruction Manual 1-6 IM-24-HP As shown in Figure 1-3, Innova-M ass™ meters exhibit a constant Strouhal number across a large range of Reynolds numbers, indicating a consistent linear output over a wide ra nge of flows and fluid types. Be- low this linear range, the intelligent electronics in Innova-Mass autom[...]

Series 24-HP Instruction Manual Chapter 1 Introduction IM-24-HP 1-7 Pressure Measurement Innova-Mass Flow Meters incorporate a solid-state pressure transducer isolated by a 316 stainless steel diaphragm. The transducer itself is mi- cro-machined silicon, fabricated using integrated circuit processing tech- nology. A nine-point pressure/temperature [...]

Chapter 1 Introduction Series 24-HP Instruction Manual 1-8 IM-24-HP Flow Meter Electronics Innova-Mass Flow Meter electronics are available mounted directly to the flow body, or remotely mounted. The electronics housing may be used indoors or outdoors, including wet environments. Power require- ments are 100 milliam ps at 12-36 VDC. An optional AC [...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-1 Chapter 2 Installation Installation Overview Sierra’s Innova-Mass Vortex Flow Meter installations are simple and straightforward. Both the Series 240 In-Line and Series 241 Insertion type flow meter installations are covered in this chapter. After reviewing the installation requi[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-2 IM-24-HP Unobstructed Flow Requirements Select an installation site that will minimize possible distortion in the flow profile. Valves, elbows, control valves and other piping components may cause flow disturbances. Check your specific piping condition against the examples shown below. In o[...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-3 Series 240 In-Line Flow Meter Installation Install the Series 240 In-Line Flow Me ter between two conventional pipe flanges as shown in Figures 2-3 and 2-4. Table 2-1 provides the recom- mended minim um stud bolt lengths fo r wafer-style meter body size and different flange ratings[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-4 IM-24-HP Wafer-Style Flow Meter Installation Install the wafer-style meter between two conventional pipe flanges of the same nominal size as the flow m eter. If the process fluid is a liquid, make sure the meter is located where the pi pe is always full. This may require locating the meter [...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-5 Flange-Style Flow Meter Installation Install the flange-style meter between two conventional pipe flanges of the same nominal size as the flow m eter. If the process fluid is a liquid, make sure the meter is located where the pipe is always full. This may re- quire locating the met[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-6 IM-24-HP Series 241 Insertion Flow Meter Installation Prepare the pipeline for installation using either a cold tap or hot tap me- thod described on the following pages. Refer to a standard code for all pipe tapping operations. The following ta pping instructions are general in nature and i[...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-7 Cold Tap Guidelines Refer to a standard code for all pipe tapping operations. The following tapping instructions are general in nature and intended for guideline pur- poses only. 1. Turn off the flow of process gas, liquid or steam. Verify that the line is not pressurized. 2. Confi[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-8 IM-24-HP Hot Tap Guidelines Refer to a standard code for all pipe tapping operations. The following tapping instructions are general in nature and intended for guideline pur- poses only. 1. Confirm that the installation site meets the m inimum upstream and downstream pipe diameter requirem [...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-9 Flow Meter Insertion The sensor head must be properly positioned in the pipe. For this reason, it is important that insertion length calculations are carefully followed. A sensor probe inserted at the wrong depth in the pipe will result in inaccu- rate readings. Insertion flow mete[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-10 IM-24-HP Installing Flow Meters with a Compression Connection* Use the following formula to determine insertion length for flow m eters (NPT and flanged) with a compression process connection. The installa- tion procedure is given on the next page. Insertion Length Formula I = S – F – [...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-11 Insertion Procedure for Meters with a Compression Connection Figure 2-7. Flow Meter with Compression Type Fitting 1. Calculate the required sensor probe insertion length. 2. Fully retract the stem until the senso r head is touching the bottom of the stem housing. Slightly tighten [...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-12 IM-24-HP Installing Flow Meters with a Packing Gland Connection* Use the formula below to determine the insertion depth for flow m eters (NPT and flanged) equipped with an in sertion tool. To install, see the next page for instructions for meters with a permanent insertion tool. For m e- t[...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-13 Insertion Procedure for Flow Meters with Permanent Insertion Tool Figure 2-9. Flow Meter with Permanent Insertion Tool 1. Calculate the required sensor probe insertion length (see previous page). Measure from the depth marker arrow down the stanchion and scribe a mark at the calcu[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-14 IM-24-HP Insertion Procedure for Flow Meters with Removable Insertion Tool Figure 2-10. Flow Meter with Removable Insertion Tool 1. Calculate the required sensor probe insertion length. Measure from the depth marker arrow down the stanchion and scribe a mark at the calculated insertion dep[...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-15 7. Tighten the packing gland nuts to stop leakage around the stem. Do not torque over 20 ft-lbs. 8. Slide the stem clamp back into position. Torque stem clamp bolts to 15 ft-lbs. Replace the stem clamp nuts and torque to 10-15 ft-lbs. 9. To separate the insertion tool from the flo[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-16 IM-24-HP Insertion Procedure for Flow Meters with No Insertion Tool (Packing Gland Connection) 1. Calculate the required sensor probe insertion length. 2. Fully retract the stem until the sensor head is touching the bottom of the stem housing. Remove the two top stem clamp nuts and loosen [...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-17 Adjusting Meter Orientation Depending on installation requirements, you may need to adjust the meter orientation. There are two adjustments available. The first rotates the posi- tion of the LCD display/keypad and is available on both in-line and inser- tion meters. The second is [...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-18 IM-24-HP Enclosure Adjustment (Series 240 Only) Figure 2-13. Enclosure Viewing Adjustment To avoid damage to the sensor wires, do not rotate the enclosure beyond 180-degrees from the original position. To adjust the enclosure: 1. Remove power to the flow meter. 2. Loosen the three set scre[...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-19 Wiring Connections The NEMA 4X enclosure contains an integral wiring compartment with one dual strip terminal block (located in the smaller end of the enclo- sure). Two 3/4-inch female NPT conduit entries are available for sepa- rate power and signal wiring. For a ll hazardous are[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-20 IM-24-HP 4-20 mA Output Connections The standard Innova-Mass Flow Meter has a single 4-20 mA loop. Two additional loops are available on the optional communication board. The 4-20 mA loop current is controlled by the meter electronics. The electron- ics must be wired in series with the sen[...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-21 Figure 2-18. Non-Isolated 4–20 mA Out put Using Meter Input Power Supply Figure 2-19. Isolated 4–20 mA Output using Meter Provided Power Supply Pulse Output Connections The pulse output is used for a remote counter. When the preset volume or mass (defined in the totalizer sett[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-22 IM-24-HP Figure 2-20. Isolated Pulse Output with External Power Supply Figure 2-21. Non-Isolated Pulse Ou tput Using Input Power Supply Figure 2-22. Isolated Pulse Output Using Meter Provided Power Supply[...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-23 Alarm Output Connections One alarm output (Alarm 1) is included on the standard Innova-Mass™ Flow Meter. Two or more alarms (A larm 2 and Alarm 3) are included on the optional communication board. The alarm output optical relays are normally-open single-pole relays. The relays h[...]

Chapter 2 Installation Series 24-HP Instruction Manual 2-24 IM-24-HP Figure 2-25. Isolated Alarm Output Using Meter Provided Power Supply Remote Electronics Wiring The remote electronics enclosure should be mounted in a convenient, easy to reach location. For hazardous location installations, make sure to ob- serve agency requirements for installa [...]

Series 24-HP Instruction Manual Chapter 2 Installation IM-24-HP 2-25 Optional Input Electronics Wiring The meter has two optional input wiring terminals. These can be used to input a Remote or Second RTD input in the case of an Energy Monitoring meter, for the input of a Remote Pressure Transducer, to pass a Contact Closure or for a Remote Density [...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-1 Chapter 3 Operating Instructions After installing the Innova-Mass Vortex Flow Meter, you are ready to begin operation. The sections in this chapter explain the display/keypad commands, meter start-up and programm ing. The meter is ready to operate at start up without any special pro- [...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-2 IM-24-HP Setup Menus Password Mass Flow Rate Volum e Flow Rate Temperature Pressure Density Total Alarm 1 Status Fluid ENTER Date & Time Alarm 2 Status Alarm 3 Status Run M o de Screens Energy * ENTER Press Exit to return to R un Mo de Use keys to access each ite m Start-Up To begin flow m[...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-3 Using the Setup Menus Programming the Flow Meter 1. Enter the Setup Menu by pressing the ENTER key until prompted for a password. (All outputs are disabled while using the Setup Menus.) 2. Use the ×ØÕÖ keys to select the password characters (1234 is the factory-set password). When[...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-4 IM-24-HP Output Menu[...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-5 Example for Setting an Output The following shows how to set Output 1 to measure m ass flow with 4 m A = 0 lb/hr and 20 mA = 100 lb/hr wi th a time const ant of 5 seconds. (All outputs are disabl ed while using the Setup Me nus.) First, set the desired units of measurement: 1. Use Õ?[...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-6 IM-24-HP Display Menu Password ENTER Use keys to access menus Display Menu Cycle Time(Sec) 0 ENTER Run Mode Number of Digits 2 MF Vf Te Pr De T Y or N A1 A2 A3 Fl Dt E Y or N If Cycle Time is set to zero, manual ad vance is required Used to set t he number of dig its displaye d after decimal p[...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-7 Alarms Menu Example for Setting an Alarm The following shows how to set Alarm 1 to activate if the m ass flow rate is great er than 100 lb/hr. You can check the alarm configurat ion in the Run Mode by pressing t he ×Ø keys until Alarm [1] appears. The lower line d isplays the mass f[...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-8 IM-24-HP Totalizer #1 Menu Password ENTER Use keys to acces s menus Totali zer Menu Totaling Inactive Mass Volume ENTER Run Mode (unit)/Pulse xxxx Reset Total? YES or NO Example: Maximum flow rate = 600 gallons per minute (600 gallons per minute = 10 gallons per second) If unit per p ulse is s[...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-9 Totalizer #2 Menu Password ENTER Use keys to acces s menus Totali zer Menu Totaling Inactive Mass Volume ENTER Run Mode Reset Total? YES or NO Energy Use the Totalizer #2 to Monitor Flow or Energy. No te that Totalizer #2 does not operate a relay, it is for monitoring only.[...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-10 IM-24-HP Energy Menu – For EMS Energy Meters Only Configuration: There are several possibilities regarding the measureme nt of water or steam energy given the location of the meter and the use of a second RTD. The table below summ arizes the possibilities: Fluid Meter Location Second RTD Me[...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-11 Fluid Menu Password ENTER Use key s to ac ce ss menu s Fluid Menu Flowing Fluid Liqui ds > Goya l-Do rais > API 2540 > Nat Gas AGA8 > Real Gas > Other Gas > ENTER Run Mod e < Liquid Water Ammon ia Chlori ne < Mole Weight > xxxx STD Press (PSIA) xxxx NORM Te[...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-12 IM-24-HP Units Menu Use the Units Menu to configure the flow meter with the desired units of measurem ent. (These are global settings and determine what appears on all screens.[...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-13 Time & Date Menu Pass word ENT ER Use keys to ac ce ss menus Tim e & Da te Menu Set T ime xx:xx:xx ENT ER Run Mode Set D ate xx/xx/xx Use the Time and Date Menu to enter the co rrect time and date into the flow m eter’s memory. The parameters are used in the Run Mode and th[...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-14 IM-24-HP Diagnostics Menu Use the Diagnostics Menu to simulate operation and review the system files. The system log files contain time/date stamped m essages including: power on, power off, programming tim e outs, parameter faults, incorrect password entry and other various information relat[...]

Series 24-HP Instruction Manual Chapter 3 Operation IM-24-HP 3-15 Calibration Menu The Calibration Menu contains the calibration co efficients for the flow meter. These values should by changed only by properly trained pe rsonnel. The Vortex Coef Ck and Low Flow Cutoff are set at the factory. Consult the factor y for help with these settings if the[...]

Chapter 3 Operation Series 24-HP Instruction Manual 3-16 IM-24-HP Password Menu Passw ord ENT ER Use keys to access m enus Passw ord Menu Set Passwor d 1234 ENT ER Run Mode Use the Password Menu to set or change the system password. The factory-set password is 1234.[...]

Series 24-HP Instruction Manual Chapter 4 Troubleshooting & Repair IM-24-HP 4-1 Chapter 4 T roubleshooting and Repair Hidden Diagnostics Menus The menus shown to the left can be ac- cessed using the password 16363, then moving to the display that reads “Diagnos- tics Menu” and pressing ENTER (rather than one of the arrow keys). Use the righ[...]

Chapter 4 Troubleshooting & Repair Series 24-HP Instruction Manual 4-2 IM-24-HP Column One Hidden Diagnostics Values • f = vortex shedding frequency (Hz). • fi = adaptive filter – should be approximately 25% higher than the vortex shedding frequency, this is a low-pass filter. If the meter is using the Filter Control (see below) in the ma[...]

Series 24-HP Instruction Manual Chapter 4 Troubleshooting & Repair IM-24-HP 4-3 must be below the Low Flow Cutoff setting or the m eter will have an output at no flow. • Adj. Flilter = adjustable filter. Displays the filtering in deci- bels. Normally reads zero. If this value is consistently -5 or -10, for example, the Ck or density setting m[...]

Chapter 4 Troubleshooting & Repair Series 24-HP Instruction Manual 4-4 IM-24-HP • Alarm (3) Test = Used as a test to verify that the alarm circuit is functioning. When low is selected the alarm will initiate a low alarm on the output. When High is selected it will give a high alarm on the output. • Reynolds Corr. = Reynolds number correctio[...]

Series 24-HP Instruction Manual Chapter 4 Troubleshooting & Repair IM-24-HP 4-5 o B = RTD coefficient B (-5.775e-07). o Slope = unique value for each set of electronics. o Int = unique value for each set of electronics. • RTD2 = Second RTD configuration, for special applications only. • Min. Delta H – Energy EMS meters only. Sets the dead[...]

Chapter 4 Troubleshooting & Repair Series 24-HP Instruction Manual 4-6 IM-24-HP Troubleshooting the Flow Meter Symptom: Output at no Flow 1. The low flow cutoff is set too low. At no flow, go to the first column of the hidden diagnostics menu and record the Lvl value. The low flow cutoff must be set above this value. 2. Example: at no flow , Lv[...]

Series 24-HP Instruction Manual Chapter 4 Troubleshooting & Repair IM-24-HP 4-7 setting. During flow, view the f and fi values in the first col- umn of the hidden diagnostics. The fi value should be approx- imately 10-20 % higher than the f value. If you raise the Ck setting in the Calibration Menu, then the fi value will increase. The fi is a [...]

Chapter 4 Troubleshooting & Repair Series 24-HP Instruction Manual 4-8 IM-24-HP 3. Using ESD precautions and hazardous area precautions, re- move the electronics enclosure window cover. Disconnect the temperature sensor (on the right) from the pressure / tem pera- ture board (the pressure / temperature board is the second board below the microp[...]

Series 24-HP Instruction Manual Chapter 4 Troubleshooting & Repair IM-24-HP 4-9 1. Turn off power to the unit. 2. Locate and loosen the small set screw which locks the larger enclosure cover in place. Unscrew the cover to expose the elec- tronics stack. 3. Locate the sensor harnesses which come up from the neck of the flow meter and attaches to[...]

Chapter 4 Troubleshooting & Repair Series 24-HP Instruction Manual 4-10 IM-24-HP 5. Reassemble in reverse order. Returning Equipment to the Factory Before returning any Innova-Mass flow meter to the factory, you must request a Return Material Authorization (RMA) number . To obtain an RMA number and the correct shipping ad- dress, contact Custom[...]

Series 24-HP Instruction Manual Appendix A Specifications IM-24-HP A-1 Appendix A Product Specifications Accuracy Process Variables 240 Series In-Line Meters 241 Series Insertion Meters (1) Liquids Gas & Steam Liquids Gas & Steam Mass Flow Rate ±1% of rate over a 30:1 range (3) ±1.5% of rate (2) over a 30:1 range (3) ±1.5% of rate over a[...]

Appendix A Specifications Series 24-HP Instruction Manual A-2 IM-24-HP Nom inal Pipe Siz e (in) P r e s s u r e 0 . 5 0 . 7 5 1 1 . 5 23468 1.8 3 5 13 22 50 87 198 347 18 41 90 221 369 826 1437 3258 5708 5 9 15 38 63 141 245 555 972 138 325 704 1730 2890 6466 11254 25515 446 98 7 13 21 52 86 193 335 761 1332 258 609 1322 3248 5427 12140 21131 47911[...]

Series 24-HP Instruction Manual Appendix A Specifications IM-24-HP A-3 Nom inal Pipe Siz e (in) P r e s s u r e 0 . 5 0 . 7 5 1 1 . 5 23468 6.5 12 20 49 82 183 318 722 1264 52 122 265 650 1087 2431 4231 9594 16806 15 27 46 112 187 419 728 1652 2893 271 639 1386 3405 5690 12729 22156 50233 87998 20 37 62 151 253 565 983 2229 3905 493 1163 2525 6203 [...]

Appendix A Specifications Series 24-HP Instruction Manual A-4 IM-24-HP 241 Pressure Ratings Probe Seal Process Connection Material Rating Ordering Code Compression Fitting 2-inch MNPT 316L SS ANSI 600 lb CNPT 2-inch 150 lb flange, DN50 PN16 316L SS ANSI 150 lb, PN16 C150, C16 2-inch 300 lb flange, DN50 PN40 316L SS ANSI 300 lb, PN40 C300, C40 2-inc[...]

Series 24-HP Instruction Manual Appendix A Specifications IM-24-HP A-5 Pocess Fluid and Process Fluid : Ambient Temperature Standard temperature sens or: –40° F to 500° F (–40° C to 260° C). High temperature sensor: to 750° F ( to 400° C). Ambient: Operating: –5° F to 140° F (–20° C to 60° C). Storage: –40° F to 150° F (–40?[...]

Series 24-HP Instruction Manual Appendix B Glossary IM-24-HP B-1 Appendix B Glossary A B C D A Cross sectional area. ACFM Actual Cubic Feet Per Mi nute (volumetric flow rate). ASME American Society of Mechanical Engineers. Bluff Body A non-streamlined body placed into a flow stream to create vortices. Also called a Shedder Bar. BTU British Thermal [...]

Appendix B Glossary Series 24-HP Instruction Manual B-2 IM-24-HP I J K L In-Line Flow Meter A flow meter which includes a short section of piping which is put in-line with the user’s piping. Insertion Flow Meter A flow meter which is inserted into a hole in the us- er’s pipeline. Joule A unit of energy equal to one watt for one second. Al- so e[...]

Series 24-HP Instruction Manual Appendix B Glossary IM-24-HP B-3 Q R S T Q Flow rate, usually volumetric. Rangeability Highest measurable flow rate divided by the lowest measurable flow rate. Reynolds Number A dimensionless number equal to the density of a fluid or Re times the velocity of the fluid times the diameter of the fluid channel, divided [...]

Series 24-HP Instruction Manual Appendix C Fluid Calculations IM-24-HP C-1 Appendix C Fluid Calculations Calculations for Steam T & P When “Steam T & P” is selected in the “Real Gas” selection of the Fluid Menu, the calculations are based on the equations below. Density The density of steam is calculated from the formula given by Ke[...]

Appendix C Fluid Calculations Series 24-HP Instruction Manual C-2 IM-24-HP Calculations for Gas (“Real Gas” and “Other Gas”) Use this formula to determine the settings for “Real Gas; Gas” selections and “Other Gas” selections entered in the Fluid Menu. The calculations for gas were taken from Richard W. Miller, Flow Measurement Engi[...]

Series 24-HP Instruction Manual Appendix C Fluid Calculations IM-24-HP C-3 Calculations for Liquid Use this formula to determine the settings for “Goyal-Dorais” selections and “Other Liquid” selections entered in the Fluid Menu. The liquid cal- culations were taken from Richard W. Miller, Flow Me asurement Engi- neering Handbook (Second Edi[...]

Series24-HP Instruction Manual Appendix D HART Commands IM-24-HP D-1 Appendix D HART Commands with DD Menu Online Menu 1 Device Setup 2 Process Variables 3 PV is 4 PV 5 AO1 Out 6 PV % rnge 7 Alrm Status 8 Diagnostics 9 Calibration Review 1 Display Unit 2 Analog Output 3 Meter Display 4 Alarm Setup 5 Totalizer 6 Fluid Menu 7 Device Menu 8 Diagnostic[...]

Appendix D HART Commands Series24-HP Instruction Manual D-2 IM-24-HP Appendix D HART Commands without DD Menu Online Menu 1 Device Setu p 2 PV 3 PV AO 4 PV LRV 5 URV 1 Process Variables 2 Diag/Servi c e 3 Basic Set up 4 Detailed Setup 5 Revi ew 1 Snsr 2 AI % Rnge 3 AO1 1 Distributor 2 Model 3 Dev id 4 Tag 5 Date 6 Write Prot ect 7 Descriptor 8 Mess[...]

Appendix E MODBUS Commands Series 24-HP Instruction Manual IM-24-HP E-1 Appendix E Modbus Communication Applicable Flow Meter Models Sierra Innova-Mass® Mass Flow Meters, Models 240 and 241 with Modbus communication protocol and firmware version 3.00.02 and above. Overview This document describes the preliminary implem entation of the Modbus commu[...]

Appendix E MODBUS Commands Series 24-HP Instruction Manual E-2 IM-24-HP Modbus Units The Modbus Units menu is to control what units, where applicable, the meter’s variables will be displayed in. Internal – these are the base units of the meter, °F , psia, lbm/sec , ft 3 /sec, Btu/sec , lbm/ft 3 Display – variables are displayed in user selec[...]

Series 24-HP Instruction Manual Appendix E MODBUS Commands IM-24-HP E-3 there is an informal register numbering c onvention derived from the original (now obsolete) Modicon Modbus protocol spec ification, and used by many vendors of Modbus capable products. Each range of register numbers maps to a unique range of ad- dresses that are determined by [...]

Appendix E MODBUS Commands Series 24-HP Instruction Manual E-4 IM-24-HP gramming Output Menu’s “Modbus Un its” item. The display units strings may be examined by accessi ng their associated registers. Each of these units string regist ers contain 2 characters of the string, and the strings may be 2 to 12 characters in length with unused chara[...]

Series 24-HP Instruction Manual Appendix E MODBUS Commands IM-24-HP E-5 The following registers contain the display units strings: Registers Variable Data type Units Function code Addresses 32007-32012 Volume flow units string — 03, 04 2006-2011 32001-32006 Mass flow units string — 03, 04 2000-2005 32025-32030 Temperature units string — 03, 0[...]

Appendix E MODBUS Commands Series 24-HP Instruction Manual E-6 IM-24-HP The status of the three alarms may be monitored via the Modbus Read Discrete Input command (function code 02). The value returned indicates the state of the alarm, and will be 1 only if the alarm is enabled and active. A zero value is transmitted for alarms that are either disa[...]

Series 24-HP Instruction Manual Appendix E MODBUS Commands IM-24-HP E-7 The start address is equal to the desired first register number minus one. The addresses derived from the start address and the number of registers must all be mapped to valid defined registers, or an invalid data address exception will oc- cur. Normal Response Message Format E[...]

Appendix E MODBUS Commands Series 24-HP Instruction Manual E-8 IM-24-HP ter definitions 01 04 18 00 00 03 E8 00 00 7A 02 6C 62 00 00 41 BA 87 F2 3E BF FC 6F 42 12 EC 8B 4D D1 01 Device address 04 Function code 18 Number of data bytes = 24 00 00 03 E8 Serial number = 1000 (unsigned long) 00 00 7A 02 Totalizer = 31234 lbm (unsigned long) 6C 62 00 00 [...]

Series 24-HP Instruction Manual Appendix E MODBUS Commands IM-24-HP E-9 The unit responds with an identical message to that transmitted, and the totalizer is reset. If the “coil” is tu rned off as in the following message, the response is al- so identical to the transmitted message, but the totalizer is not affected. 01 05 00 00 00 00 CD CA 01 [...]

Sierra 24-HP Instruction Manual Appendix F ATEX-IECEx Specifications IM-24-HP F-1 Appendix F ATEX-IECEx Specifications NEN EN IEC 60079-0 (2004) Electrical Apparatus for explosive gas atmospheres General Requirements NEN EN IEC 60079-1 (2007) Electrical Apparatus for explosive gas atmospheres Flameproof enclosures “d” NEN EN IEC 61241-0 (2006) [...]