UT32A-D Digital Indicating Controller (Dual-loop Type)
Contents
1. General Specifications GS 05P08D31 01EN UT32A D Digital Indicating Controller Dual loop type U TAuvanced E Overview The UT32A D dual loop digital indicating control lers employ an easy to read 14 segment large color LCD display along with navigation keys thus greatly increasing the monitoring and operating capabilities A ladder sequence function is included as standard The short depth of the controller helps save instrument panel space E Features e Dual loop control is available e A 14 segment active PV display color changing function color LCD display is employed Two five digit high resolution displays are possible Alphabet letters can be displayed in an easy to read manner The guide display shows parameter names e Easy to operate Navigation keys SET ENTER and Up Down Left Right arrow keys are employed to facilitate making settings 65 mm depth The small depth enables the mounting in a thin and small instrumented panel e Ladder sequence function is included as standard This function allows for creating a simple sequence control Dedicated LL50A Parameter Setting Software sold separatly allows for performing programming using a ladder language e Quick setting function Setting only the minimum necessary parameters for operation is possible e Equipped with a multitude of functions Universal I O is included as standard PID control ON OFF control etc are available e LL50A Paramet2. Modbus Between ihe conirolerand SI RS 485 UTS2NUT35A 31 unit RTU ASCII etween the controller an ave UT32A UP55A units devices such as PCs PLCs UP35A UP32A and DCSs UM33A 1 A protocol allowing multiple Pn controllers to send and RS 485 TEATER Regaconi me E Peer to peer receive data between Multi drop 2 wire y one another The Ladder only UT32A UP55A Read only 28 Program is used y UP35A UP32A units PV SP OUT Coord d A protocol to coordinate the UT75A UT55A ALM etc oordinate operation of two or more UT52A UT35A Master 1 unit Communication instruments controlling the Master Slave RS455 UT32A UP55A Slave 31 units same process UP35A UP32A The proprietary Yokogawa PC and others pom Bontate rcs gwe noaee UARN ota PLCs and touch panels ave UT32A UP55A units Ladder A protocol to communicate UP35A UP32A to PLCs UM33AC 4 UT digital indication controllers can be connected Physical Interface RS 485 Standard EIA RS 485 Communication method Two wire harf duplex or four wire harf duplex start stop synchoronization and non procedural Baud rate 600 1200 2400 4800 9600 19200 or 38400bps Peer to peer communication is fixed at 19200bps Maximum communication distance 1200m Terminating resistor 220Q External All Rights Reserved Copyright 2015 Yokogawa Electric Corporation GS 05P08D31 01EN Mar 31 2015 00 E Hardware Specifications Display Spec
3. Group 1 EN 61000 3 2 Class A EN 61000 3 3 EMC Regulatory Arrangement in Australia and New Zealand EN 55011 Class A Group 1 e KC marking Electromagnetic wave interference prevention standard electromagnetic wave protection standard compliance Power Supply Specifications and Isolation e Power supply Rated voltage 100 to 240 V AC 10 15 50 60 Hz 24 V AC DC 10 15 When the DC option is specified e Power consumption 15 VA For the DC option DC 7 VA AC 11 VA Storage Nonvolatile memory e Allowable power interruption time 20 ms at 100 V AC e Withstanding voltage 2300 V AC for 1 minute between primary and secondary terminals UL CSA 3000 V AC for 1 minute between primary and secondary terminals CE 1500 V AC for 1 minute between primary terminals 500 V AC for 1 minute between secondary terminals Primary terminals Power and relay output terminals Secondary terminals Analog O signal terminals contact input terminals communication terminals and functional grounding terminals r Power terminals for 24 V AC DC models are the secondary terminals e Insulation resistance Between power supply terminals and a grounding terminal 20 MQ or more at 500 V DC GS 05P08D31 01EN Mar 31 2015 00 e Isolation specifications PV1 universal input terminal PV2 universal input terminal Control analog output terminal OUT OUT2 not isolated between the analog output terminals Control relay 2
4. Loo Control computation Input error preset output EPO SP ramp rate CPR DNRX_ TMU _ Loop 2 PV input Pv2 Input Type CN Input unit Cont Input range scale_ CRH RIC_SDP C SH SL_ Analog input bias C ABS _ Analog input filter C AFL Loop 1 AUTO ON MAN OFF PV input bias IC Bs pli OFF PV input filter CFE Communication i aT Ratio bias computation RBS Target setpoints 1 to 4 REMOTE LOCAL SP limiter GPH SPL PV display Loop Control computation SP ramp rate UPR DNRX_TMU_ Manual preset output Manual operation Output limiter Preset output Loop 2 TOP ON RUN OFF switch al assignment Loop 1 Control Output Relay Cor_ Curren or voltage pulse Cor Loop 1 Control Output Relay Curren or voltage pulse Output limiter OH OL Output limiter OH OL Input error preset output EPO Normal Normal When sensor burnout occurs y When sensor burnout occurs y Manual preset output C MPON T Manual operation OH OL OH OL MAN Output inter MAN ee Loop 1 aa Loop 2 AUTO ON MAN OFF AUTO ON MAN OFF switch switch PO Preset output Cro Loop 2 STOP ON RUN OFF s
5. C 300 0 to 1600 0 F _ range 1 digit for 0 C 200 0 to 400 0 C _ 300 0 to 750 0 F or more 0 2 of instrument range 1 digit for less than 0 C 200 0 to 1000 0 F However 1 5 of instrument range 1 digit for less than 200 0 C of mim 0 0 to 400 0 C 0 2 of instrument wt 10 0 to 2300 0 C 32 to 4200 F eae range 1 digi ee Platinel 0 910 1390 0 C 32 0to2500 0 0F 0 1 of instrument 2 range 1 digi 0 5 of instrument range 1 digit for 800 C PR20 40 0 0 to 1900 0 C 32 to 3400 F or more Accuracy not guaran teed for less than 800 C war 0 2 of instrument Re3 W75 0 0 to 2000 0 C 32 to 3600 F pee ahi Re25 range 1 digi Ton 29 200 0t0 500 0 C 300 0 to 1000 0 F_ 0 1 of instrument E E JPt100 range 1 digi h i ala 5 0 1 of instrument Bo 150 00 to 150 00 C 200 0 to 300 0 F range 1 digi a 200 0 to 850 0 C _ 300 0 to 1560 0 F _ 0 1 of instrument 3 i 200 0 to 500 0 C _ 300 0 to 1000 0 F range 1 digit F Pt100 F D 9 D2 150 00 to 150 00 C 200 0 to 300 0 F 0 1 of instrument Bs range 1 digi es 0 400 to 2 0000 V Standard 7 000 to 5 000 V signal 4 00 to 20 00 mA 0 1 of instrument 0 000 to 2 000 V range 1 digit DC voltage 0 00 to 10 00 V 10 00 to 20 00 mV DC current 0 00 to 20 00 mA All Rights Reserved Copyright 2015 Yokogawa Electric Corpora
6. ON voltage 12 V or more load resistance of 600 Q or more OFF voltage 0 1 V DC or less Time resolution 10 ms or 0 1 of output value whichever is larger Control Relay Contact Output Specifications OUT OUT2 e Types of contact and number of points 2 points 1a contact point common is separated e Contact rating 1a contact 3 A at 240 VAC or 3 A at 30 V DC resistance load The control output should always be used with a load of 10 mAor more e Application time proportional output ON OFF output e Time resolution for control output 10 ms or 0 1 of output value whichever is larger Alarm Relay Contact Output Specifications ALM e Types of contact and number of points 3 points 1a contact points common is separated e Contact rating 1a contact 1 A at 240 VAC or 1 A at 30 V DC resistance load The alarm output should always be used with a load of 1 mAor more e Application alarm output FAIL output etc Heater Break Alarm Specifications for HA Option e Function Measures the heater current using an external current transformer CT and generates a heater break alarm when the measured value is less than the disconnection detection value e Number of input points 2 points e Number of output points 2 points transistor contract output e CT input resistance about 9 4 Q e CT input range 0 0 to 0 1 Arms 0 12 Arms or more cannot be applied e Heater current alarm setting range OFF 0 1 to 300 0 Arms Heater curr
7. Type 2 Functions None TSE 3 S 1 RS 485 communication Max 38 4 kbps 2 wire 4 wire Type 3 Fixed code 0 None 1 English Default Can be switched to other language by the setting Display language 2 German Default Can be switched to other language by the setting 3 French Default Can be switched to other language by the setting 4 Spanish Default Can be switched to other language by the setting Casecolor 0 White Light gray 1 Black Light charcoal gray Fixed code 00 Always 00 IHA Heater break alarm Optional suffix codes D 24 V ACID ICV Terminal cover 1 English German French and Spanish are available for the guide display 2 The HA option can be specified when the Type 2 code is 0 3 When the CT option is specified the UT32A does not conform to the safety standards UL and CSA and CE marking Prod ucts with CT option are not intended for EEA market E Items to be specified when ordering Model and suffix codes whether User s Manual and QIC required E Standard accessories Brackets mounting hardware Unit label Operation Guide E Special Order Items Model code Suffix code Description LL50A 00 Parameter Setting Software X010 See the General Specifications Resistance Module ie Necessary to input current signal to voltage input terminal Name Model Terminal cover UTAP002 User s Manual CD UTAP003 User s Manual P
8. a contact output terminal OUT OUT2 Int Pi Alarm 1 relay a contact output terminal Sicil Se Alarm 2 relay a contact output terminal Alarm 3 relay a contact output terminal Contact input terminal 3 points RS485 communication terminal Current transformer input terminal The circuits divided by lines are insulated mutually Environmental Conditions Normal operating conditions e Ambient temperature 10 to 50 C side by side mounting 10 to 40 C e Ambient humidity 20 to 90 RH no condensation e Magnetic field 400 A m or less e Continuous vibration at 5 to 9 Hz Half amplitude of 1 5 mm or less at 9 to 150 Hz 4 9 m s or less 1 oct min for 90 min utes each in the three axis directions e Rapid vibration 14 7 m s 15 s or less e Impact 98 m s or less 11 msec e Installation altitude 2 000 m or less above sea level e Warm up time 30 minutes or more after the power is turned on e Start up time within 10 s Transportation and Storage Conditions e Temperature 25 to 70 C e Temperature change rate 20 C per hour or less e Humidity 5 to 95 RH no condensation Effects of Operating Conditions Effect of ambient temperature For voltage or TC input 1 u V C or 0 01 of F S instrument range C whichever is greater For RTD input 0 05 C C ambient temperature or less For current input 0 01 of F S instrument range C For analog output 0 02 of F S C or less e Effe
9. ee RS485 EEGA ICE EEUE HBA Optional suffix code HA Loop 1 and Loop 2 RUN when DI2 OFF T Tipi 5V RS 485 Suffix code External contact output transistor Heater curent detection ingu PIMAN VACN DEORE o 2tt o11 K 7 COM sDB B07 Type 2 1 Heater break alarm 1 HAL 4 Bor Bro ion 212 com 212 cr I 311 soka kog Hentar traak aam Har 0 308 g Contact rating 12 V DC 10 mA or more 0 i output 1 ch aa Functions can be changed sc fog Common com 309 com RDB Bt 0 Transistor contact rating 24 V DC 50 mA I RDA 311 T E External Dimensions and Panel Cutout Dimensions Unit mm m e 6 Bracket Terminal cover option 20 Lg Hr N ite S k N Bracket gt 7 1 to 10 mm panel thickness General mounting e Side by side close mounting a 0 6 70 min N 1 x48 45 0 a 2 ee 3 145 53 min N stands for the number of controllers to be 92 0 8 ou installed g However the measured value applies if N25 45 08 25 Normal tolerance value of JIS B 0401 1998 tolerance class IT18 2 0 All Rights Reserved Copyright 2015 Yokogawa Electric Corporation GS 05P08D31 01EN Mar 31 2015 00 E Model and Suffix Code Model Suffix code eas cig Description UT32A Digital Indicating Controller Power supply 100 240 V AC provided with 3 Dis and 3 DOs Type 1 Basic controt_ Dual loop type
10. suppressing function f STOP preset output function g Input ERROR preset output function h MANUAL preset output function 3 Operation Mode Switching AUTO MANUAL and RUN STOP switching REMOTE LOCAL switching only model with communication option Operation mode switching 4 Control Parameter Setting Range Proportional band 0 1 to 999 9 Integral time 1 to 6000 sec or OFF using manual reset Derivative time 1 to 6000 sec or OFF ON OFF control hysteresis one or two 0 0 to 100 0 of measured input range width hysteresis points Preset output 5 0 to 105 0 however 0 mA or less cannot value be output High low output 5 0 to 105 0 limiter Low limit setpoint lt high limit setpoint When manual control is carried out with 4 to 20 mA output control output can be reduced to about 0 mA Tight shut function Rate of change limiter of output 0 1 to 100 0 sec OFF YOKOGAWA Yokogawa Electric Corporation 2 9 32 Nakacho Musashino shi Tokyo 180 8750 Japan Tel 81 422 52 7179 Fax 81 422 52 6619 GS 05P08D31 01EN 1st Edition Mar 31 2015 YK Alarm Functions e Types of Alarm loop 1 and loop 2 PV measured value high low limit alarm Deviation high low limit alarm Deviation high and low limits alarm Deviation within high and low limits alarm Analog input PV high low limit alarm PV rate of change alarm SP setpoint high low limit alar
11. ay contact output Factory default TC input RTD input Factory default TC input RTD input PV input type is PV input type is OUT2 no 101 undefined bor undefined 201 I 302 T 202 I OUT NO 102 o I K b 302 I b 202 I ri 4303 T 203 I com 103 T B 303 T B 203 Contact rating 0 V0 a A esis load Current mA input Voltage mV V Current mA input Voltage mV V M Factory default Control output is relay C03 koz CBee ooo I I T T Ceca ALM lt Chaos Chis Le oa Cas External contact output relay Alarm 3 output al D PV high tt g foapro 101 Rely Amie OUTZ 112 Gommon ka f Currentvottage pulse ouput Control output is relay at factory default Alarm 2 output Hoel o Current output range can be changed PV iow limit aio C L amp O Common oz Votage pulse 12 V Alarm 1 output I 206 PV high imi Ay we re i Common ios Relay contact rating 240 VAC 1A oop ontrol outp OUT 30 V DC 1A resistance load rotaatio Control output is relay at factory default T zA F paS Current output range can be changed 4 20 mA DC 00 240 VAC power supply 24 V AC DC power supply Vatage pulse 120 1 208 N N 110 J110 T O m we T T aS m2 Em Tic uT DI T Allowable range av acme External contact input j j power supply lo voltage ransistor cont tovetagey pina suffi code DC T E aa ee iz share oof Loop 2 MAN when DI3 OFF 5V Loop 1 and Loop 2 STOP when Di2 ON 5 oloi2 a pies Ree
12. ct of power supply fluctuation For analog input 0 05 of F S instrument range or less For analog output 0 05 of F S or less Each within rated voltage range All Rights Reserved Copyright 2015 Yokogawa Electric Corporation Construction Mounting and Wiring e Dust proof and drip proof IP66 Front panel Except for side by side close mounting NEMA4 Hose down test only e Material Polycarbonate resin Flame retardancy UL94 V 0 e Case color White Light gray or Black Light Char coal gray e Weight 0 5 kg or less e External dimensions mm 48 width x 96 height x 65 depth from the panel surface e Mounting Direct panel mounting mounting bracket one each for upper and lower mounting e Panel cutout dimensions mm 45 6 width x 92 8 height e Mounting position Up to 30 degrees above the hori zontal No downward titling allowed e Wiring M3 screw terminal with square washer signal wiring and power GS 05P08D31 01EN Mar 31 2015 00 E Block Diagram Loop 1 PV input Input Type IC 2 IN Input unit IC UNIT Input range scale CRH RIC SDP SH SL_ Analog input bias ICABS_ Analog input filter PV input bias PV input filter IC AFL_ Cs D CED Communication Ratio bias computation RBS Target setpoints 1 to 4 REMOTE LOCAL SP limiter GPH SPL PV display
13. ent 10 V DC for thermocouple mV mA or resistance temperature detector RTD input 20 V DC for V input 40 mA DC for mA input e Noise reduction ratio 40 dB or more at 50 60 Hz in normal mode 120 dB or more at 50 60 Hz in common mode e Reference junction compensation error 1 0 C 15 to 35 C 1 5 C 10 to 5 C and 35 to 50 C Contact Input Specifications Dl e Number of points 3 points standard e Input type no voltage contact input or transistor con tact input e Input contact capacity 12 V DC 10 mA or more Be sure to use a contact with a minimum ON current of 1 mA or more e ON OFF detection For no voltage contact input Contact resistance 1 kQ or less in ON state Contact resistance 50 KQ or more in OFF state Transistor contact input 2 V or less in ON state Leak current 100 u Aor less in OFF state e Status detection minimum hold time control period 50 ms e Application SP switching operation mode switching event input GS 05P08D31 01EN Mar 31 2015 00 Control Output Specifications OUT OUT2 e Number of points 2 e Output functions Current output or voltage pulse output e Current output 4 to 20 mA DC or 0 to 20 mA DC load resistance 600 Q or less e Current output accuracy 0 1 of span however 5 of span for 1 mA or less The accuracy is that in the standard operating conditions 23 2 C 55 10 RH and power frequency at 50 60 Hz e Voltage pulse output Application time proportional output
14. ent measured value display range 0 0 to 360 0 Arms The CT ratio can be set CT ratio setting range 1 to 3300 e Recommended CT CT from URD Co Ltd CTL 6 S H CT ratio 800 measurable current range 0 1 to 80 0 Arms CTL 12L 30 CT ratio 3000 measurable current range 0 1 to 180 0 Arms e Heater current measurement period 200 ms e Heater current measurement accuracy 5 of CT input range span 1 digit CT error is not included ke ke All Rights Reserved Copyright 2015 Yokogawa Electric Corporation 5 Heater current detection resolution Within 1 250 of CT input range span e Disconnection detection ON time Minimum 200 ms for time proportional output Safety and EMC Standards e Safety Compliant with IEC EN61010 1 CE IEC EN61010 2 030 CE approved by CAN CSA C22 2 No 61010 1 CSA approved by UL61010 1 Installation category II Pollution degree 2 Measurement category CAT I UL CSA O Other CE Rated measurement input voltage Max 10 V DC Rated transient overvoltage 1500 V Be This is a reference safety standard value for measure ment category of IEC EN CSA UL61010 1 This value is not necessarily a guarantee of instrument performance e EMC standards Compliant with CE marking EN 61326 1 Class A Table 2 For use in industrial locations EN 61326 2 3 The instrument continues to operate at a measurement accuracy of within 20 of the range during testing EN 55011 Class A
15. er Setting Software sold separately The parameters and ladder programs of UTAdvanced digital indicating controller can be built from a PC using this software It makes data management even easier e Dust proof and drip proof IP66 for front panel Not applicable to side by side close mounting NEMA4 Hose down test only E Functional Specifications Control Specifications 1 Control Mode Single loop control 2 Control period 200 ms Table of Number of Inputs and Outputs Number Number Number Number of Model and ofanalog ofanalog ofcontact contact suffix code input output input output points points points points UT32A Dx0 2 2 3 3 E Control Computation Function 1 Types of control e PID control ON OFF control 2 Control Computation Function a Target setting point and the number of PID param eter groups Respectively four sets of target setpoints alarm setpoints and PID parameters can be set b Selecting the PID parameter group The following PID parameter groups can be selected e Target setpoint number SPNO The PID number can be set arbitrarily e Measured input zone PID e Target setpoint zone PID e Reached target setpoint zone PID c Auto tuning e Tuning results can be selected from two options Normal or Stable e Tuning output limit can be set d Super function Overshoot suppressing function e Super 2 function Hunting
16. ifications e PV display 5 digit 14 segment active color LCD white red Character height 13 0 mm e Data display 5 digit 11 segment color LCD orange e Bar graph display 12 segment color LCD orange Universal Input Specifications PV1 PV2 e Number of input points 2 e Types of input instrument range and measurement accuracy see the table below Instrument range C oF Types of input Accuracy 270 0 to 1370 0 C _ 450 0 to 2500 0 F _ 0 1 of instrument K 270 0 to 1000 0 C _ 450 0 to 2300 0 F __ range 1 digit for 0 C 200 0 to 500 0 C _ 200 0 to 1000 0 F Jor more J 200 0 to 1200 0 C _ 300 0 to 2300 0 F _ 0 2 of instrument 270 0 to 400 0 C 450 0 to 750 0 F range 1 digit for less However 2 of instrument range 1 digit for less than 200 0 to 750 0 F 200 C of thermocouple K 1 of instrument range 1 digit for less than 200 C of thermo couple T 0 0 to 400 0 C 0 15 of instrument range 1 digit for 400 C or more 5 of instrument range 1 digit for less than 400 C B 0 0 to 1800 0 C 32 to 3300 F 0 0 to 1700 0 C 0 0 to 1700 0 C 32 to 3100 F 0 15 of instrument 32 to 3100 F range 1 digi an 0 1 of instrument range 1 digi 200 0 to 1300 0 C 300 0 to 2400 0 F 0 25 of instrument range 1 digit for less than 0 C Thermocouple Zz 270 0 to 1000 0 C _ 450 0 to 1800 0 F _ 0 1 of instrument 200 0 to 900 0
17. m Target SP high low limit alarm Setpoint alarm Target SP deviation high low limit alarm Target SP deviation high and low limits alarm Target SP deviation within high and low limits alarm Control output high low limit alarm Cooling control output high low limit alarm Heater disconnection alarm for HA option Other alarms Self diagnosis alarm FAIL Measured value alarm Deviation alarm Rate of change alarm Output alarm e Alarm Functions Alarm stand by action Alarm latch forced reset function Alarm output action Alarm hysteresis Alarm ON OFF delay timer Number of alarm settings Number of alarm output points Contact I O Function This function allows for allocating the input error condi tion operation condition alarm condition or other con ditions to the contact input and contact output AUTO MAN REMOTE LOCAL and STOP START can be switched individually or simultaneously both in loop 1 and loop 2 AUTO MANUAL switching REMOTE LOCAL switching only model with communication option STOP START switching Switching to AUTO Switching to MANUAL Switching to REMOTE only model with communication option Contactinput Switching to LOCAL only model with communication option AUTO TUNING START STOP switching LCD backlight ON OFF switching Message interrupt displays 1 through 4 SP number specification PID number s
18. pecification Manual preset output number specification Alarms 1 through 4 Contact output Status output Ladder Sequence Function 1 Number of I O Points Number of I O Digital input points 3 Digital output points 3 2 Types of Command Number of Remark commands Number of basic 13 Load AND OR Timer Counter etc Comparison reverse addition subtraction multiplication division logic operation high low limiter etc command types Number of applica tion command types 13 All Rights Reserved Copyright 2015 Yokogawa Electric Corporation 3 Sequence Device Types of device Number of points Input relay 3 Output relay 3 M relay bit data 256 DAT register data P register parameter K register constant 30 Special relay bit data 12 Digital O Internal device Special device Process data and process relay can be used besides the above mentioned 4 Program capacity Max Program capacity 300 steps ue Available number of steps differs according to the parameters and using command 5 Ladder computation period Ladder computation period is the same as control period GS 05P08D31 01EN Mar 31 2015 00 Communication Function Function Method Interface Targets Max connection ee Astandard industry protocol PLC and others allowing communications UTZ5A UT5S5A
19. roduct user s manuals can be downloaded or viewed at the following URL To view the user s manual you need to use Adobe Reader 7 or later by Adobe Systems URL http www yokogawa com ns ut im All Rights Reserved Copyright 2015 Yokogawa Electric Corporation GS 05P08D31 01EN Mar 31 2015 00 Subject to change without notice
20. tion The accuracy is that in the standard operating condi tions 23 2 C 55 10 RH and power frequency at 50 60 Hz 4 0 3 C and 1 digit in the range between 0 and 100 C 0 5 C 1 digit in the range between 100 and 200 C 2 W 5 Re W 26 Re Hoskins Mfg Co ASTM E988 e Applicable standards JIS IEC and DIN ITS 90 for ther mocouples and resistance temperature detectors RTD e Input sampling period Synchronized to control period e Burnout detection Upscale and downscale of function and OFF can be specified for the standard signal of thermocou ple and resistance temperature detector RTD For integrated signal input 0 1 V or 0 4 mA or less is judged as a burnout e Input bias current 0 05 pA for thermocouple and resistance temperature detector RTD e Resistance temperature detector RTD measured current About 0 16 mA e Input resistance 1 MQ or more for thermocouple mV input About 1 MQ for voltage input About 250 Q for current input with built in shunt resistance e Allowable signal source resistance 250 Q or less for thermocouple mV input Effect of signal source resistance 0 1 yV Q or less 2 KQ or less for DC voltage input Effect of signal source resistance about 0 01 100 Q e Allowable wiring resistance Up to 150 Q per line for resistance temperature detector RTD input conductor resistance between the three lines shall be equal Effect of wiring resistance 0 1 C 10 Q e Allowable input voltage curr
21. witch RAZ y Loop 1 and Loop 2 STOP ON RUN OFF switch F Loop 2 AUTO switch ON MAN OFF For optional suffix code HA Heater break alarm Heater break alarm 1 Heater break alarm 2 Legend Terminal C Parameter Function gt Analog signal gt Contact signal lt gt Front panel key All Rights Reserved Copyright 2015 Yokogawa Electric Corporation GS 05P08D31 01EN Mar 31 2015 00 E Terminal Arrangement Terminal Arrangement for UT32A D Single Loop Control Loop 1 and Loop 2 control output op 2 PVinput PV2 m gt GE see aie PV1 Rel
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