Mitsubishi Electronics FX2N-5A инструкция обслуживания

USER’S MANU AL FX 2N -5A S pecia l functi on b loc k[...]

FX2N-5A Special function b loc k Forew or d • This man ual c ontains t e xt, diag rams a nd e xplanat ions which will gui de the reader i n the cor rect ins tallat ion and operation of the FX 2N -5A Special function b loc k. It should be read and understood bef ore att empting to install or use the unit. • Fur ther inf ormation can b e fo und i[...]

FX 2N -5A Special function b loc k USER’S MANU AL This manua l confers no in dustria l proper ty right s or any ri ghts of any other kind, nor does it confer any pa tent licenses . Mitsubishi El ectric Corpor ation cann ot be held respo nsible for any problems inv olving industr ial proper ty rights whic h may occur as a r esult of using the co n[...]

FX2N-5A Special function b loc k ii[...]

FX2N-5A Special function b loc k iii Guidelines for the Safety of the User and Pr otection of the FX 2N -5A Special function bloc k. This m anu al pro vides inf or matio n f or the use of the FX 2N -5A Sp ecial functi on b loc k. The manua l has been wr itten to be used b y trained and competent personnel. The definition of such a pe rson or person[...]

FX2N-5A Special function b loc k iv Notes on the Symbols U sed in th is Manua l At v arious times throughout th is manual cer tain symbols will be used to highlight poi nts which are intended to ens ure the users personal saf ety and protect the integ r ity of equipment. Whene v er any of the f ollo wing symbols are enc ountered its associated note[...]

FX2N-5A Special function b loc k v • Under no ci rcumstances will Mitsubishi Elec tric be liab le responsib le f or an y consequential damage that m ay ar ise as a result of the install ation or use o f this equipment. • A ll e xa mples and diagrams shown in t his manual are intend ed on ly as an aid to und erstan ding the te xt, not to gu ar a[...]

FX2N-5A Special function b loc k vi Note Conce rning the CE Mark ing This docum ent does not guar antee that a mechanical sys tem including this product will comply with th e f ol lowing stan dards. Compli ance to EM C stand ards of the en tire mechan ical system should be check ed by the user / manuf act urer . Complia nce to L VD standar ds of th[...]

FX2N-5A Special function b loc k vii EMC The f ollowing produc ts ha ve shown compli ance through direct testing (of the i dentified standards belo w) and design analysis (through the creation of a technical constr uction file) to the European Dire ctiv e f or Electromagnetic Co mpatibility (89/336/EEC) when used as directed b y the appropriate doc[...]

FX2N-5A Special function b loc k viii[...]

FX2N-5A Special function b loc k Contents. ix Guideline ...................... .................................... ........................... ................................. .... .. iii 1. Intr oduction . ....... ........ .... ....... ........ .... ....... ..... ....... ....... ..... ....... ..... ....... 1-1 2. External Dimensions and Parts ..[...]

FX2N-5A Special function b loc k Contents. x 7.2.12 BFM 21 Writes I/O c haracteristics (o ffset/gain Scaling fun ction setting) (READ/WRITE) ... ...... ........ ............... ........... ......... ........... ......... ........... ......... ..... 7-21 7.2.13 BFM 22 Convenient func tions setting (READ/WRIT E) .......... ........... ......... .....[...]

FX2N-5A Special function b loc k Contents. xi 8. Adjus tment of I/O Charact eristics ...... ..... ....... ....... ....... ........ .... ........ .... 8-1 8.1 Standard I/O characteristi c s................................ ............................ ................. 8-1 8.2 Adjustment of I/O characteristics ...... .................................[...]

FX2N-5A Special function b loc k Contents. xii[...]

Introduction 1 1-1 1. Intr od uction The FX 2N -5A analog special function b loc k has f our input c hannels and one ou tput channel. The input ch annels receiv e analog signals and co nv er ts them to the compar abl e digital v alues. The out put channel ta k es a digital v alue and out puts an equiv alent anal og signal. 1) Analog signal inputs c[...]

FX2N-5A Special function b loc k Introduction 1 1-2 MEMO[...]

External Dimensions an d Parts 2 2-1 2. External Dimensions and Parts FX -5A POWER 24V AD/DA 2N 24+ 24- VI- OUT V+ I+ V+ VI- V+ I+ VI- I+ VI- V+ I+ V+ I+ VI- IN4 IN3 IN2 IN1 5A 4(0.16") 87(3.43") 9(0.35") 55(2.17") 90(3.54") 1) 10) 9) 2) 80(3.15") 3) 8) 7) 55(2.17") 4) 5) 6) Dimensions: mm(inches) Mass (Weight): 0[...]

FX2N-5A Special function block External Dimensions an d Parts 2 2-2 1) Dire ct mo unti ng ho le (2 - φ 4.5) (0.18) 2) Ext ens ion cable 3) P ow er indicator lamp (LED) 5V po wer is supplied from the progr ammab le control ler to light thi s indicator lamp . 4) P o wer suppl y ter minals (Scre w ter minal: M3 (0.12)) 5) Analog output ter minals (Sc[...]

Installation 3 3-1 3. Installation Install the FX 2N -5A to the r ight side of a main unit, e xtension unit, e xtension b l oc k or special b lock of the FX 0N /FX 1N /FX 2N /FX 2NC /FX 3U /F X 3UC Series PLC . The FX 2N -5A can be instal led with DI N rail (DIN46277 of 35 mm in widt h) or directly in stalled with scre ws M4. F or the detail s, ref[...]

FX2N-5A Special function b loc k Installation 3 3-2 Figure 3.1: Installation with DIN rail •T h e F X 2N -5A can be installed on DIN ra il (DIN46277) of 35 mm in width as it is. F or remov al, pull down on the DIN rail m o unting hook, then rem ov e the FX 2N -5A. Figure 3.2: Direct inst allation •T h e F X 2N -5 A can b e install ed dire ctly [...]

Connection to PLC 4 4-1 4. Co nnectio n to PL C Connect the FX 2N -5A to the right side of a main unit, e xtension unit or e xtension b loc k of FX 0N / FX 1N /FX 2N /FX 2NC /FX 3U /FX 3U C Ser ies PLC with an e xtension cab l e . F or connection to a basic unit or e xtension b loc k of the FX 2NC Series PLC , use an FX 2NC -CNV - IF . F or connect[...]

FX2N-5A Special function b loc k Connection to PLC 4 4-2 MEMO[...]

Wiring 5 5-1 5. Wiring 5.1 Caution 1) Do not la y signal cab ling near to high v oltage po wer cab ling or house them in the same trunking duct. Eff ects of noise or surge induc tion ma y occur . K eep signal cab les at saf e dis- tance of more than 100 mm (3.94") from th ese po wer cab les . 2) The ter minal scre ws of the FX 2N -5A are M3 (0[...]

FX2N-5A Special function block Wiring 5 5-2 5.2 Input Wiri ng Figure 5.2: Input Wiri ng *1 Use a two-core , shielded twisted pair f or the analog input line, a nd separ ate it from other po wer lines or a lines easily induced. *2 If the re is v oltage ripple in t he input signal or ther e is noise in the e xter nal wiring, connect a bi polar capaci[...]

FX2N-5A Special function block Wiring 5 5-3 5.3 Output Wiring Please ref er to 5.2 f or the wiring f or "24+", "24-" terminals. Figure 5.3: Output Wiring *1 Use a twis ted pair s hielded c ab le f or the analog output. This cab le should be wired a wa y from po wer lines or an y other lines which coul d induce noise . *2 Apply 1[...]

FX2N-5A Special function block Wiring 5 5-4 MEMO[...]

Specifications 6 6-1 6. Specifica tions *1 If the p ressure is higher than th e atmospher ic pressure , do not use FX 2N -8AD . Malfuncti ons ma y occur . T able 6.1 : General specifica tions Item Specification s Ambient temper ature rang e 0 to +55 ° C dur ing operation, -20 to +70 ° C dur ing storage Ambient humidi ty 35 to 85 % RH dur ing oper[...]

FX2N-5A Special function b loc k Specifications 6 6-2 T able 6.2: P ower suppl y specifications Item Specifi cation s Interf ace d riving pow er supp ly 24 V DC±10%, 90 mA (maximum), e x ter nally supp lied CPU driving power supply 5 V DC , 70 mA, supplied via e xtension cable from P LC main unit T able 6.3 : P erf ormance specific ations Item Spe[...]

FX2N-5A Special function b loc k Specifications 6 6-3 T able 6.4 : V olta g e/curre nt input specifications Item V olta g e input Curren t input Analog i nput range -10 to +10 V DC (input r esistance: 200 k Ω ) Adjustment is enab led with the f ollowing conditions: Offset v a lue: -32000 to +5000 mV Gain v alue: -5000 to +3200 0 mV "Gain - O[...]

FX2N-5A Special function b loc k Specifications 6 6-4 Resolution • 312.5 µ V (20 V × 1/6400 0) -10 to + 10V at input • 50 µ V (200 mV × 1/4000) -100 to +100mV at input • 10 µ A (40 mA × 1/4000) -20 to +20 mA at inpu t • 1. 25 µ A (40 mA × 1/3200 0) -20 to + 2 0 mA at input • 10 µ A (40 mA × 1/4000) +4 to +20 mA at input • 1. 2[...]

FX2N-5A Special function b loc k Specifications 6 6-5 T a ble 6.5: V oltag e/ curr ent ou tpu t spe cif icat ions Item V olta ge output Current outp ut Analog output ran ge -10 to +10 V DC (Exter nal load re sistance:5 k Ω to 1M Ω ) Adjustment is enabled with the f ollowing conditions: Offset v alue: -1000 0 to +5000 mV Gain v alue : -9000 to +[...]

FX2N-5A Special function b loc k Specifications 6 6-6 MEMO[...]

Buffer Memor y (BFM) 7 7-1 7. Buff er Memory (BFM) Caution 1) Do not acces s the “Reser v ed” buff er memories “Reser v ed” (BFM #16, #17, #24 , #31 to #40, #46 to # 50, #56 to #70, #75 to # 80, #85 to #90, # 95 to #98, #100, #110, #120 to #199) usin g FROM/T O instructions . Accessing the reser v ed b uff er memories ma y cause abnor mal b[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-2 7.1 Buffer Memories (BFM) lists Table 7.1: BFM Lists BFM No. Descri p tion Ho ld agai nst power fail ure Ini tial valu e #0 Spe cifies inp ut mode of CH1 to CH4. { H0000 at shi pment #1 Spe cifies output mode of CH1. { H0000 at shi pment #2 Number of a ver aging times f or CH1 Setting r ange[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-3 #18 Hol d last v alue / reset output to offset v alue when PLC is stopped { K0 #19 Disab les setting ch ange of I/O char acteristics and con v enient func tions . The f ollo wing BFMs are prot ected: BFM 0 (input channel mode setting s) BFM 1 (outpu t channel mode sett ings) BFM 18 (ho ld/re[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-4 #25 F ilter mode selecti on register { K0 # 2 6 Upper/low er limit v alue alar m status (v alid while BFM #22 b0 or b1 is ON) ⎯ K0 #27 A/D data su dden change detect ion statu s (v alid whil e BFM #91 to #94 are di ff erent to 0) ⎯ K0 #28 S cale ov er status and disconne ction detection [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-5 • • • Reser v ed ⎯⎯ #51 CH1 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #52 CH2 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #53 CH3 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #54 CH4 gai n data (mV , 10 µ V or µ A) { K500 0 at shipment #55 Out pu[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-6 • • • Reser v ed ⎯⎯ #71 CH1 low er limit v alue ala r m set v alue (v alid while BFM #22 b0 or b1 is ON ) { K-3200 0 #72 CH2 low er limit v alue ala r m set v alue (v alid while BFM #22 b0 or b1 is ON ) { K-3200 0 #73 CH3 low er limit v alue ala r m set v alue (v alid while BFM #22[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-7 #84 CH4 upper li mit v alue al ar m set v alue (v alid whil e BFM #22 b0 or b1 is ON ) { K32000 #85 Reser v ed ⎯ ⎯ #86 Reser v ed ⎯ ⎯ #87 Reser v ed ⎯ ⎯ #88 Reser v ed ⎯ ⎯ • • • Reser v ed ⎯⎯ #91 CH1 sudden change detect ion set v alue Sett ing ra nge: 0 to 32000 (0[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-8 #99 Clear upper and low er limit v alue alar m and su dden change detection alar m ⎯ K0 • • • Reser v ed ⎯⎯ #101 CH1 a v erage data peak v alue (mini mum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #102 CH2 a v erage data peak v alue (mini mum v alue) (v alid while BFM #22 b2 [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-9 #111 CH1 a v erag e data peak v alue (maximum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #112 CH2 a v erag e data peak v alue (maximum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #113 CH3 a v erag e data peak v alue (maximum v alue) (v alid while BFM #22 b2 is ON) ⎯⎯ #114 CH4 a v [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-10 #200 CH1 Sc aling func tion Anal og V al ue 1 This functi on define s a Scalin g input cur v e (simi lar to a look up tab le) f or each chann el. { K-10200 #201 CH1 Sc aling func tion Digital V alue 1 { K-32640 #202 CH1 Sc aling func tion Anal og V al ue 2 { K10200 #203 CH1 Sc aling func ti[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-11 #219 CH2 Sc aling func tion Digital V alue 5 This functi on define s a Scalin g input cur v e (simi lar to a look up tab le) f or each chann el. { K0 • • • #238 CH4 Sc aling func tion Anal og V al ue 5 { K0 #239 CH4 Sc aling func tion Digital V alue 5 { K0 #240 Outpu t CH 1 Scali ng f[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-12 7.2 Details of buffe r memories 7.2.1 BFM 0 input mode specification (READ/WRITE) BFM 0 specifies the inp ut mode of CH1 to CH4. T he BFM consists of a 4-d igit he xadecimal code, where one digit is assigned to each input channel. The range f or each digit is a He x v alue betw een 0 to F .[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-13 8: V oltmeter displa y mode (-100mV to + 100 mV) (Displa y ran ge -10000 to +1 0000) 9: Scaling func tion V oltage in put mode (-10 to +10 V) (maxim um Displa y range -32768 to +32767); def ault = -32640 to +32640 A: Scaling functi on Current input mode (4 to +20 mA) (maximum Displa y rang [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-14 7.2.2 BFM 1 output mode specification (READ/WRITE) BFM 1 specifies the output mode of t he analog output CH1 . The BFM consists of a 4-digit he xadec imal cod e , wh ere only the lowest digit is assigned t o the an alog o utput cha nnel. Th e r ange f or the d igit is a He x v alue betwe en[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-15 The out put ch aracter isti cs such as the offs et and gain set tings a re aut omatica lly ch anged dependin g on the setti ngs of B FM 1. A m ode ch ange in B FM 1 will a lso af f ect the se ttings o f BFM 45 (offse t data), BFM 55 (gain data), and BFM 240 to 249 (Scaling fu nction data). [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-16 7.2.3 BFM 2 to BFM 5 Numbe r of av eraging times (READ/WRITE) The n umber of a ver aging times of BFM 2 to BFM 5 s pecify the n umber of sample s that is used to calcul ate the av erage v alues which are d ispla yed in BFM 6 to BFM 9. The setting range of the n umber of a v eraging ti mes i[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-17 7.2.4 BFM 6 to BFM 9 A veraged Input Channel data (READ only) The a v erage A/D con v ersion data of each input channel is displa yed i n B FM 6 to BFM 9. The num ber of samples to calcula te the a v er age data is infl uenced by the setting i n B FM 2 to BFM 5) described abo ve . The data [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-18 7.2.9 BFM 18 hold/ reset analog output when PLC is stopped (READ/WRITE) If BFM 18 is 0, while the PLC base unit is in Stop mode the v alue of BFM15 (v alue of BFM14 + direct ou tput function) will be output. If the d irect output functio n is activ e, the output v alue will be contin uously[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-19 7.2.10 BFM 19 setting change enab le/disable (REA D/WRITE) BFM 19 per mi ts or proh ibits th e change of the I/O ch aracter isti cs f or th e f ollowing fun ctions: BFM 0 (input c hanne l mode se ttings) BFM 1 (output ch annel mod e settin gs) BFM18 (hold /reset last v alue outpu t) BFM 20 [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-20 7.2.11 BFM 20 Initialization function (reset all v alues to default) (READ/WRITE) BFM 20 will re set the FX 2N -5A to the f actor y def ault. By initialization, the modes, a v erage numbers , offset/gain settings, direct output control function, low er/uppe r-limit settings, Scaling functio[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-21 7.2.12 BFM 21 Writes I/O characteristi cs (offset/gain Scaling function setting) (READ/WRITE) The b0 to b4 bi ts of BFM 21 are assig ned to each channel of the FX 2N -5A. (Bi t 4 is assing ned to the anal og outp ut c hannel, bit 3 is assi gned t o input chan nel 4, bit 0 is assig ned to in[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-22 7.2.13 BFM 22 Con venient functions settin g (READ/WRITE) The functio ns descr ibed belo w are assigned to b0 to b3 of BFM 22. When a b it is set ON, the assigned func tions become v a lid. Other bits, not specified by the v alues below , will simply be ignored b y the modul e if the y are [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-23 b8 to b11: s witch off r ange o v er/range under alarm f or corresponding input channel The v alue of BFM 22 is s tored non-v olatile in the internal EEPROM. The re is a saf ety function to pro tect t he int er n al EE PR O M from being dest ro yed b y a ccident ally wr iting the sa me v a [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-24 Example: V alue in BFM 23 is s et to H1234. Output v alue (BFM 15) = BFM 14(T O) - BFM 10 - BFM 7 + BFM 12 + B FM 9 If at least o ne He x digit in BFM 23 i s set to a He x number betw een 1 and 4, aft e r calculati ng of the digital o utput value in BFM 15, t he offset/ gain sett ing calcul[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-25 7.2.16 BFM 25 Filter -lev el selection re gister (READ/WRITE) The f ollo wing T able shows th e possib le v alues of BFM 25 f or using the dig ital Filter of t he FX 2N -5A-De vice: Table 7.2: Bit assignment in BFM 2 5 Bit No. Channel No. Description b0 CH1 to CH4 Filter : 0 = off 1 = 2nd l[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-26 F or mula f or filter c ut-off frequency f L : f L = F 1 /(sampling time × no . of a ctiv e channels ) [Hz] with cut-off freque ncy f actor F 1 =0.1, 0.05, 0 .025 or 0.01. There are two filter parameters that can be changed, the filter-l e v el and the cut-off frequency . This sel ection i[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-27 A/D con v ersion v alue when input filter is used. Time Analog value Digital value When input filter is used The change of the A/D conversion v alue becomes s mooth. It is smooth when numerical value at leve l is large. Time The change in sho rter width t han cut-off frequency is disregarde[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-28 7.2.17 BFM 26 Upper/lo wer limit v a lue alarm sta tus (READ onl y) If the upper/lo wer limit v alue detection function (BFM 22 b0, b1) is used, the detection results are written to BFM 26. The lo wer l imit v alue alar m or th e upper li mit v alue alar m of eac h channel is a ssigned to e[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-29 Table 7.4: Bit assignment in BFM 2 6 Bit No. Channel No. Description b0 CH1 av e r age data lower limit v alue alar m b1 av erage data upper limit value alarm b2 CH2 av e r age data lower limit v alue alar m b3 av erage data upper limit value alarm b4 CH3 av e r age data lower limit v alue [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-30 7.2.18 BFM 27 A/D data sud den cha n ge detection status (READ onl y) When the su dden change detect ion function is used, the detection resul t is wr itten to BFM 27. The sudden change detection is ac tivate d, if the v alues in BFM 91 to BFM 94 are bigger than 0. The sudden change detecti[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-31 Table 7.5: Bit assignment in BFM27 Bit No. Channel No. Description b0 CH1 a verage data sudden change error in - direction b1 a verage data sudden change err or in + direction b2 CH2 a verage data sudden change error in - direction b3 a verage data sudden change err or in + direction b4 CH3[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-32 7.2.19 BFM 28 Scale o ver status (READ/WRITE) When the a nalog input v al ue of each ch annel (BFM 10 to BF M 13) is outsi de the maximum r ange of the A/D con v er ter , ar ange error alarm is wr itten to BFM 28. This will also happen if a sensor is disconnec ted and ±100mV mo de has been[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-33 Table 7.6: Bit assignment in BFM28 Bit No. Channel No. Description b0 CH1 Scale o v er : Less than lo wer limit and disconn ection detection b1 Scale o v er : More than upp er limit b2 CH2 Scale o v er : Less than lo wer limit and disconn ection detection b3 Scale o v er : More than upp er [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-34 7.2.20 BFM 29 Err or status The error inf or mation is assign ed to each bit of BFM 29. Table 7.7: Bit assignment in BFM 2 9 Bit No. Assignm ent Description b0 Error dete cted b0 is ON if at leas t one output of b1 to b5 is ON. b1 Offset/gain set value error or Scaling function setting erro[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-35 b10 Numbe r of a v eragi ng times set ting err or Number of a ver aging times is incorrectly set.Set it within range from 1 to 256. If the no . of av erage data was set to a value outside th e range of 1 to 256, the co rresponding BFM was set to 1. In this case, the direct conv ersion value[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-36 The error b1 ap pears when: - in v oltage-mod e: offs et data > 5000 gain data < -5000 gain data - offset data < 1000 - in current-mode: offset data > 10000 gain data < -10000 gain data - offset data < 1000 All errors e xcept b2 and b3 will be cleared au tomatically , when[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-37 7.2.21 BFM 30 Model ID code (READ only ) BFM 30 stores the fix ed v alue K1010. Write attempts b y T O instr ucti on are ignored. 7.2.22 BFM 31 to BFM 40 reser ved 7.2.23 BFM 41 to BFM 44 Analog input Offs et data (READ/WRITE) Input Offset dat a: Analog input v alue when th e digital v alue[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-38 7.2.25 BFM 51 to BFM 54 Analog Input Ga in data (READ/WRITE) Input Gain data : Analog input v alue when the digital v alue is 16000 (or 1000 i n mode 4). The offset d ata and the gain data f or each channel can be set independen tly . The set value is wr itten in "mV" f or v olt a[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-39 Setting range Ho we v er , the actual eff ectiv e input ra nge is "-10 to +10 V", "-20 to +20 mA ", "4 to +20 mA" or "-100 to +1 00mV". Table 7.9: Setting range Voltage input (+/-10V) Current input Voltag e input (+/- 100mV) Offset data -32000 to +500[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-40 7.2.26 BFM 55 Analog output Gain data (READ/WRITE) Output Gain data : Analog output v oltage or current if digital input in BFM 14 is 16000 (o r 1000 as stated in t ab l e below) def ault g ain v alue f or voltage mode (-10V/ +10V) is 5V (=K5 000), f o r current mode (4 - 20mA) is 12mA(=K12[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-41 7.2.27 BFM 71 to BFM 74 Lo wer limit, alarm set v alue (READ/WRITE) 7.2.28 BFM 81 to BFM 84 Upper limit, alarm se t value (READ/WRITE) The upper/low er limit v alue of the alar m detection function (BFM 22 b0, b1) is written to the low er limit value of each channel fr om BFM 71 to BFM 74 a[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-42 A: Scaling fun ction current input mode -32768 to +32767 B: Scaling fun ction voltage input mode -32768 to +327 67 C to E: It is not possib le to set. In v alid F: No input channel use Inv alid Input mode (BFM#0) Range of se tting[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-43 7.2.29 BFM 91 to BFM 94 Su dden c hange detection se t v alue (READ/WRITE) When using the sud den change detection func tions , the set va lue to judge the sudden change is written to BFM 91 to 94. If the v alue is 0, the f unction is disab led. The v alid setting r ange is betw een 0 and 3[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-44 7.2.30 BFM 99: Clear s upper/lower limit v alue err or and sudd en change detection err or (READ/ WRITE) The commands to clear the lo wer li mit v alue error , upper limit v alue error and s udden change detection error are assigned to the l ow er three bits of BFM 99. When a bi t is set ON[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-45 7.2.31 BFM 101 to BFM 108 P eak v alue (minim um valu e) (READ only) 7.2.32 BFM 111 to BFM 118 P eak v alue (maxim um v alue) (READ onl y) When the peak v alue hold function (BFM 22 b2,b3) is used the mi nimum a v erage v alues of the data (BFM 6 to BFM 9) of each channel is written from BF[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-46 7.2.33 BFM 109: P eak v alue reset flag (minimum v alue) (READ/WRI TE) 7.2.34 BFM 119: P eak v alue reset flag (maxim um v alue) (READ/WRITE) When t he pe ak v a lue hold fu ncti on (B FM 22 b2 , b3) is use d, BF M 109 cl ears the pe ak v alue (minim um v alue) stored in BFM 101 to BFM 108,[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-47 7.2.35 BFM 200 to BFM 249 Scali ng function (READ/WRITE) The Scalin g function enab les an analog input or output cur v e , f or processes that a re not linear ov er the whole da ta range . The user can sp ecify up to 5 analog/dig ital v alues, that will define an input char acter istic cur[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-48 Scaling function se tting procedures The Scaling function is set acc ording to the f ollowing procedure. 1) Please mak e a set change in the I/O char acter istic per mission (BFM 19=K1). ↓ 2) Please wr ite the mode whi ch uses the Scaling function in BFM0 and BFM1. ↓ 3) Please wr ite th[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-49 Program example when Scal ing function is used Set change permi s sion of I/O characteristic Input mode setti n g Analog input CH1 is set i n Scaling function Analog scale value of change point 1 Digital value of change point 1 Digital value of change point 2 Analog scale value of change po[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-50 Reading of average value data of analog input CH1 (Average value of CH1 → D106) Reading of imm e diate data of analog input CH1 (I mmediate data of CH1 → D110) Reads the sca le over status BFM#28 → D128 Reads the error status BFM#29 → D129 M8000 RUN monitor END D106 FROM K0 K6 K1 D1[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-51 • The r ange in whi c h the analog sca le v alue and digital v alue can be set v aries according to the I/O mode selected f or BFM0 and BFM1. When setting t he analog scale v alue, write the v alue con ve r ted to percentag e (1/100). Example: When input mode 9 (scaling-func tion voltage [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-52 Setting range of analog input Set BFM 0 to 9 Set BFM 0 to A Analog sca le v alue : -10000 to +10000 Analog scale v alue: 2000 to 10000 Digital v alue : -32768 to +32767 Digital v alue : -32 768 to +32767 Digital value 32767 -10000 (-10V) -32768 10000 (10 V) 0 Change point 1 Change point 2 C[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-53 Set BFM 0 to B Analog sca le v alue : -10000 to +10000 Digital v alue : -32768 to +32 767 Digital value 32767 -10000 (-100mV) -32768 10000 (100mV) 0 Change point 1 Change point 2 Change point 3 Change point 4 Change point 5 Analog sca le va lue (U nit : 1/1 00 %)[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-54 Setting range of analog output Set BFM 1 to 9 Set BFM 1 to A Analog sca le v alue : -10000 to +10000 Analog sc ale v alue: 0 to 10000 Digital v alue : -32768 to +32767 Digital v alue : -32 768 to +32767 Digital value 32767 -10000 (-10V) -32768 10000 (10 V) 0 Change point 1 Change point 2 Ch[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-55 • The v alue which can be set d epends on the s election of BFM 0 a nd 1. Analog v alues and digit al v alues outside the range selected b y BFM 0 and 1 are set, thus, offset/gain s et v alue error (BFM 29 b1 ) will occur . • Please set ana log v alues and digital v alues in Change poin[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-56 • When using K0 a s a change point settin g val ue, the su bsequent change point v alue m ust the larger in bo th the "Digital v alue" and "Analo g scale v alue". (See figure 2.) • The I/O t o be entered f or each chann el should f all within the range of the analog [...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-57 The figure be low sho ws the e xample f or an analog i nput. BFM#206:10000 BFM#207:425 BFM#200:-10000 BFM 201 :50 BFM#202:-4000 BFM#203:275 BFM#204:3000 BFM#205:375 Calculated Digital Value Analog Input Sc ale Value (% of maximum range) Example for the Analog Input Non Linearity function 50[...]

FX2N-5A Special function block Buffer Memor y (BFM) 7 7-58 If the Scaling f unction is selec ted, the analog m odule will retur n the f ollo wing v alues in BFM 10: analog inp ut val ue: x < -10000: y = const. 50 (r ange error is entered in BFM28) analog inp ut val ue: -10000 < x < -4000 y = 0.0375 * x + 425 analog inp ut val ue: -4000 <[...]

Adjustment of I/O Characterist ics 8 8-1 8. Adjustment of I/O Characteristics The f actor y , the FX 2N -5A has sta ndard I/O chara cter istics in accordan ce with each input mode (BFM #0, BFM #1 ) set as the f actor y def ault. In the v oltage input mo de and current inp ut mode, adju st the standard I/O c haracteristics f or each channel. (The us[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-2 Input c haracteristics 0. V oltage input, -1 0 to 10V → -32000 to +32000 1. Current input, 4 to 20 mA → 0 to 32000 Digit al val ue -10 10 32000 Approx .327 67 Approx . 10.24 0V Approx . -10.24 0V -32000 Approx .-327 68 Input volta ge (V) Digital value Input current (mA) 0[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-3 2.Curr ent inpu t, -20 to 20mA → -32000 t o +320 00 3.V oltage input, -100 to 100mV → 320 00 t o + 3 20 00 4.V oltag e input, -100 t o 100mV → -2000 to +2 000 5. V oltmeter mode, di rect d ispla y , -10 t o 10 V Digit al val ue -20 20 32000 Approx .327 67 Approx . 20.48[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-4 6. Direct current in put, 2 to 20mA 7. Direct current inp ut, -20 to 20mA 8. Direct v oltage input, -100 to 100mV Digit al val ue Input curre nt (mA) 04 2 0 20000 4000 2000 2 Approx . 20478 Approx . 20.47 8mA Digit al val ue -20 20 20000 Approx .204 78 Approx . 20.47 8mA Appr[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-5 Output charac teristics 0.V oltage output, -32 000 to +32000 → -10 to 1 0V 1.V oltage output, -200 0 to +2000 → -10 to 10V Digit al valu e -10 10 32000 Approx .10. 240 Approx .327 67 Approx .-327 68 -32000 Approx .-10. 240 Output Vol tage (V) Digit al valu e -10 10 2000 A[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-6 2. Current output , 0 to 32000 → 4 to 20mA 3. Current output, 0 to 10 00 → 4 to 20mA 4. Current output , 0 to 32000 → 0 to 20mA 5. Current output, 0 to 10 00 → 0 to 20mA Digit al val ue Output cu rrent (m A) 0 4 20 32000 Approx . 32767 Approx . 20.38 Digit al val ue O[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-7 6. Analog v alue direct outp ut, -10 to 10V 7. Analog v alue direct output , 4 to 20mA 8. Analog v alue direct output, 0 to 20mA Digit al valu e -10 10 10000 Approx .10. 239 Approx .102 39 Approx .-102 40 -10000 Approx .-10. 240 Output Vol tage (V) Digit al v alue Output curr[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-8 8.2 A djustment o f I/O c haracteri stics Adjust the I/ O characte r istics using the b uff er memor ies in the FX 2N -5A. At first, write the input/output mo de to BFM #0 and BFM #1, wr ite the offset data to BFM #41 to BFM #45, the n wr ite the gain data to BFM #51 to BFM #[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-9 Figure 8.1: Example pr ogram The I/O character istics can be wr itten (BFM #21) to one channel at a time , or two or more channels at a time. M10 0 K0 K0 H1600 K1 TO K0 K1 H0001 K1 TO K0 K41 K0 K1 TO K0 K51 K6000 K1 TO K0 K44 K0 K1 TO K0 K54 K10000 K1 TO K0 K21 H001B K1 Speci[...]

FX2N-5A Special function b loc k Adjustmen t of I/O Characteristics 8 8-10 MEMO[...]

Example program 9 9-1 9. Ex ample pr ogram 9.1 Pr ogram example f or an alog input/output The secti on introduces an e xample prog r am to manipu late analog input/output using the FX 2N -5A. Condition System configuration: The FX 2N -5A (unit No . 0) is con nected a s a spec ial fu nction b l oc k neare st to th e FX 0N / FX 1N /FX 2N /FX 2NC Ser [...]

FX2N-5A Special function b loc k Example program 9 9-2 Figure 9.1: Example pr ogram M8002 K0 K0 H1100 K1 K0 K1 H0000 K1 K0 K10 D110 K4 K0 D114 Spec ifi es t he input mode of CH1 to CH4. Spec if icat ion of a nalog o utput c hannel' s outpu t mo de. Ave rage val ue data rea ding of CH1 to CH4. (CH1 → D106, CH2 → D107. . . CH4 → D109) Imm [...]

FX2N-5A Special function b loc k Example program 9 9-3 Reading of error st atus (BFM#29 → M120 to M135) K0 K28 H0000 K1 K0 K29 K4M120 K1 M200 M8000 RUN monitor Clears t he s cal e over error FNC 79 TO END FNC 78 FROM K4M120 K4Y 0 10 FNC 12 MOV Output of error stat us b0 → Y010 b1 → Y011. . . b15 → Y027 X001 M200 Clears t he s cal e over err[...]

FX2N-5A Special function b loc k Example program 9 9-4 9.2 Outline of FROM/T O commands FX 2N -5A reads and writes FR OM/T O commands of PLC . FR OM/T O commands are outlined a s f ollo ws. • When X010 and X011 are OFF , the tr ansf er is not e x ecuted and the data of the tr ansf er destination does not v ar y . F or details , ref er to the FX S[...]

Appendix A A-1 Append ix A: Assoc iated Man uals Li st F or fur ther inf or mation manua l about FX Series, ref er to f ollow ing tab le: T able A-1: Fur ther Inf ormation Manual Manual Name Manual No. Description FX 0 /FX 0N Hard w a re Manual JY992D47501 This manual contains hardware e xplan ations of wir ing, installation and sp ecifications f o[...]

FX2N-5A Special function b loc k Appendix A A-2 FX Progr amming Manual JY992 D48301 This manual con tains i nstru ction e x planations for the FX 0 , FX 0S , FX 0N , FX, FX 2C , FX 2N and FX 2NC Series progra mmable controllers . FX Progr amming Manual ΙΙ JY992D88101 This manual con tains i nstru ction e x planations for the FX 1S , FX 1N , FX 2N[...]

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HEAD OFFICE: TOKYO BUILDING, 2-7- 3 MARUNOUCHI, CHIYODA- KU, TOKYO 100-8310, JAPAN HIMEJI WORKS: 840, CHIYODA CHO, HIMEJI, JAPAN JY997D1 1401D (MEE) Effective Sep tember 2008 Specificatio ns are subject to chan ge without notice. USER’S MANU AL FX 2N -5A Special fu nction b loc k MODEL FX2N-5A-U-E MODEL CO DE 09R6 16[...]