UR3274Sx and UR3274Ax Controller User manual
Contents
1. Tuy WACHENDORFF Prozesstechnik GmbH amp Co KG UR3274Sx and UR3274Ax Controller User manual Version 1 0 Summary 1 ANA AA 10 11 12 13 14 15 16 Safety instructions 1 1 General instructions 1 2 Intended Usage 1 3 Qualified personnel 1 4 Remaining hazards 1 5 CE Conformity Model Identification Technical Data 3 1 General Feature 3 2 Hardware Features 3 3 Software Features Dimensions and Installation Change of setpoint value Table of Anomaly Signals Dimensions and Installation Electrical wirings 8 1 Wiring diagram Modify configuration parameters Configuration parameters Tuning 11 1 Manual start of tuning LATCH ON Function Neutral zone Function Programming module optional 14 1 Programming module with battery optional 14 2 Loading default value Alarm Intervention Modes Summary of Configuration parameters COMMYVNNNADANY UR3274S User manual 3 Introduction Dear valued Customer Thank you for purchasing and using a product from our company Various models with 3 4 digits display make the controller suitable for a wide range of applications with temperature humidity pres sure sensors and linear potentiometers Output options include two relays and SSR but the unit is configurable also as visualizer indicator for applications not requiring control or alarm outputs PID control with Autotuning f2. nie I JYDUDSOEEE 1 Programming module Power Supply VAC VDC model UR3274S1 UR3274A1 ec N 12 24 VAC 10 50 60 Hz TE 12 35 VDC 3 Power Supply 230 VAC model UR3274S3 UR3274A3 Yel vi 230 VAC 10 50 60 Hz URTER SEER UR3274S User manual 11 AN1 Analogue Input For thermocouples K S R J Comply with polarity For possible extensions use compensa ted cable and terminals suitable for the thermocouples used compensated When shielded cable is used it should be grounded at one side only A Only for UR3274S1 and UR3274A1 To assure optimal operation of the de vice use ground isolated sensors Other wise use single isolated transformers for each controller For thermoresistances PT100 NI100 For the three wire connection use wires with the same section For the two wire connection short circuit terminals 10 and 12 When shielded cable is used it should grounded at one side only Nee be RED WHITE Bl RED oJ mil Shield For thermoresistances NTC PTC om PT500 PT1000 e potentiometers ito A S When shielded cable is used it should be grounded at one side only to avoid ground loop currents mmm A Shield For linear signals V mA L gt Comply with polarit m A y y 44 When shielded cable is used it should Yo otis be grounded at one side only BE 12 UR3274S
3. To exitthe procedure 4 set NB if v 05 is selected at press P starting repeat calibration on point 4 Max Min 28 UR3274S User manual 133 Neutral zone Function The Neutral Zone function which can be enabled selecting F b n on parameter 28 Frc Func allows the setting of a neutral zone control action as described in the graph In Heating mode para meter 11 FEL the operating treshold for control relay will be the value resulting from SET1 minus SET2 and the operating treshold for alarm relay will be SET1 plus SET2 hysteresis is always set via parameter 14 H4 c H45 c Within this band both relays are off one relay works above this band and one relay works below In Cooling mode parameter 11 rEG selected as coa coal the operating tresholds of both relays are reversed Operating zone alarm Relay Temperature Set 1 anfangen Operating zone Operating zone command Relay command Relay Ex function neutral zone for heating modality HEA HEAE on parameter rED Standard alarm band deviation is not available in this mode UR3274S User manual 29 14 Programming module optional Parameters and setpoint values can be easily copied from one controller to others using the Programming module The control ler must be switched off before entering the module Check also entry direction components must be turned towards front panel Switching on the controller display will s
4. 15 since last pressing of keys 554 5501 Single setpoint setpoint always visualized on display Press 9 to visualize process value flashing UR3274Sx 29 GrA Type of UR3274Ax degree GrAd Celsius default oF OF Fahrenheit UR3274Sx Baud rate co F ofserial UR3274Ax communica coo F tion Aur Air Set TC2 as 10s and P B M as 1 00 default o L Oil Set TC2 as 4s and P B M as 1 25 Heo Water Set TC2 as 2s and P B M as 2 50 24 UR3274S User manual Proportional cooling Saven by the m band Lb Pe MUltiplierfor 100500 Ee Te Parameter cooling action value of this parameter default 1 00 In Heating Cooling PID this parameter Negative value URGES En the P mesis dead band ou d combinations Ban positive value means UR3274AX of dead band OFF B value overlapping au d for heating default 0 and cooling action Cycle time 33E c 2 for cooling 1 300 i a output Filter off Filter desabled default applied to an Enable filter of first visualization order time const 1s of process Sue Mean on2 samples This filter can 5 3 Mean on 3 samples slow down SH Mean on 4 samples 34FL u the refresh 5 5 Mean on5 samples of value 5 6 Mean on 6 samples on display 5 Mean on 7 samples m order to 5 8 Mean on 8 samples simpli the 59 Mean on 9 samples 9 5 0 Mean on 10 samples UR3274S User manual 25 11 Tuning Tuning operation allows
5. User manual Examples of Connection for linear input A A o 0 10V For signals 0 10V Comply with polarity Ri gt 110KQ i El For signals 0 4 20mA with three wire sensor Comply with polarity 3 C Sensor output B Sensor ground A Sensor power A Check power supply requirements on technical data sheet of sensor Capacity 12 V 35 V 30 mA for UR3274S1 A1 Capacity 8V 20mA for UR327453 A3 EXTERNALSUPPLY el PRESSURE TRANSMITTER GI c For signals 0 4 20mA with external power of sensor Comply with polarity C Sensor output B Sensor ground PRESSURE TRANSMITTER For signals 0 4 20mA with two wire sensor Comply with polarity C Sensor output A Sensor power supply A Check power supply requirements on technical data sheet of sensor Capacity 12 24V 30mA for UR3274S1 A1 Capacity 8V 20mA for models UR327453 A3 UR3274S User manual 13 Relay Q1 Output gt DH a nes Q Q1 capacity 8A 250V UR327453 A3 resistive manoeuvre 2x105min 8A 250V Q1 capacity 10A 250V UR3274S1 A1 resistive manoeuvre 2x105min 10A 250V Q2 capacity 5A 250V resistive mano euvre 2x105min a 3A 250V Electrical endurance 250Vac resistive load Operations 10 345 6 7 8 sossa Switching current A SSR output Zar SSR Capacity 12 35V 30mA on UR327
6. Example for input 4 20MA enter on this parameter the value correspon ding to 20mA 7H n Auswahl 199 999 digit 9999 digit Beschreibung 999 default 999 Function Latch On UR32745x Automatic LAR setting of 8 ypszzaax limits for Akc potentio ly meters and linear signals oFF Disabled default Std Standard uf virtual zero stored u05 virtual zero at start see par 23 Offset calibration This value is added to UR32745x the process cA o value UR3274Ax visualized cAL o on display usually correcting the ambient temperature 9 19 9 99 9 units 19 9 99 9 units Tenths of degree for temperature Digits for linear signals and potentiometers default 0 0 Anrede beschre b Auswahl nzeige ESSENSEN Beschreibung Gain calibration of sensor UR3274Sx ee cAG Visualized 19 9 99 9 10 Upsymaax Mumberis 99996 99 9 default 0 0 ALG multiplied for STILL this value to calibrate process value 1 E5 Type of HEA HEAE Heating N O default control coo cool Cooling N C n Absolute alarm with ILT Ir manual reset of contact Absolute alarm with nen Aen manual reset status of relay stored in case of switch off Heating mode with PID Ho o H o o set to 0 if process value is above setpoint value Open contact safety Doe 0 default 125 c c for control output in EE Closed contact
7. for 5 sec Enter password digit and move to the 2 Wa next one using the eg key x set Instrument loads 3 default settings and to confirm resets UR3274S User manual 31 15 Alarm Intervention Modes Absolute Alarm or Threshold Alarm A FYAL A selection Pv Alarm Spv Absolute alarm with controller Hysteresis in heating functioning Par 11 mi0 Er selected HER HEAE and Time hysteresis value greater than 0 Alarm output Py Hysteresis aa Absolute alarm with controller Alarm Spv mais in heating functioning Par 11 rEL selected coo coal and Time hysteresis value less than 0 On On or MM of BE alarm output Absolute Alarm or Threshold Alarm Referring to Setpoint Command AAS ALAS selection Commands Absolute alarm refers to the ander command set with the con troller in heating functioning Par 11 rEG selected HER _ Time HERE and hysteresis value Gn greater than 0 Of I Cf Amoupt The command set can be changed by pressing the arrow keys on front panel or using serial port RS485 commands Alarm Spv 32 UR3274S User manual Band Alarm A b AL b selection to Pv _ Alarm Spv Hysteresis Command Spv een LH9 gt 0 Alarm Spv Time On On On OS on Kl Alarm output Band alarm with hysteresis NB hysteresis value can t be less than 0 Upper Deviation Alarm d5 AL dS selection gt Py Alarm
8. 0 22 UR3274S User manual Anzeige Beschreibun Auswahl g 9 UR32745x UR3274Ax Beschreibung UR32745x a de R egative delay a 24 nn Alarm delay a alarm deactivation ELA x a Positive delay at alarm dEL activation default 0 Allow modification of all Allow deny Fr amp FrEE setpoints default ee ee 25P5E values by P A Prof Alarm setpoint SPV2 frontal Ons protected keyboard ALL ALL Access denied to all setpoints Software filter UR32745 Fil X Number of Number of means readings to 1 15 Sampling frequency UR3274Ax calculate the 15Hz default 10 FILE comparison value PV SPV UR3274Sx off oFF Disabled default tun Select Auk Auto Automatic uraza YPEOF kun auto tuning fm MNAn Manual start of Tuning u Double setpoint d SE od SEE default 55E 5 5Ek Single setpoint aS us Indicator only no relay output UR32745x oad Frc Function Neutral zone 28 yazan mode and Fb FbN Dead band F visualization UNC options UR3274S User manual 23 Anzeige Beschreibung Ta Auswahl nA fAlAin Beschreibung Hide process and setpoint values ldo idon Domotics 1 switch off displays and LEDs after 15 since last pressing of keys Anzeige Beschreibung UR32745x UR3274Ax Auswahl Beschreibung Proportional band for edo don Domotics 2 switch off only display after 15 since last pressing of keys 3da 3donl Domotics 3 switch off the display except for decimal point after
9. Spv Hysteresis Parameter LHY gt 0 Command Spy Time Alarm output Command Spy Alarm Spv Hysteresis jarameter 1H9 gt 0 Time Alarm output Upper deviation alarm value of alarm setpoint greater than 0 and hysteresis value grea ter than 0 Par 23 H95 A gt 0 NB hysteresis value can t be less than 0 Upper deviation alarm value of alarm setpoint less than 0 and hysteresis value greater than 0 Par 23 H45 A gt 0 NB hysteresis value can t be less than 0 UR3274S User manual 33 Lower Deviation Alarm A d AL cl selection 16 Summary of Configuration parameters w Lower deviation alarm value Date Model UR3274Sx UR3274Ax commandsey of alarm setpoint greater than Installer System Hysteresi rameter 0 and hysteresis value grea Notes ter than 0 Par 23 H95 A gt een 0 c out Select type of command output olod on on NB hysteresis value can t be SEn Sensor Type Eck BEE 0 MOF amope Jess than 0 d P Visualization of decimal point a Lo L 5 Lower limit of setpoint g 4 Hysteres Trat i rameter Lower deviation alarm value Hi 9 per imit ofsetpoint Alarmspv Of alarm setpoint less than 0 UR3274Ax n miranda and hysteresis value greater Lo n Lower limit only for V I V mA o than 0 Par 23 HJ5 A gt 0 Hi n Upper limit only for V I V mA 399 Time NB hyster
10. 4S1 A1 Capacity 8V 20mA on models A B C Command output if configured as SSR 14 UR3274S User manual 9 Modify configuration parameters The configuration menu of the unit is password protected to prevent unauthorised access to the instrument set up Password cannot be modified Press ENC Effect After 5 seconds display shows OOD first digit on the left is flashing GO on UR3274AV A3 Do Increase or decrease main setpoint Increase first digit Press sf to reach following digit and enter configuration to 1 password 123 for UR3274S1 A1 or 1234 for UR327453 A3 Display shows first configuration 3 set parameter c ou for UR3274S1 S3 c out for UR3274A1 A3 The arrow keys allow the movement through the configuration table in both forward and backward directions Select parameter to modify press to visualize it and use arrow keys to modify value UR3274S User manual 15 10 Configuration parameters Anzeige Beschreibung UR32745x UR3274Ax Auswahl Beschreibung no decimal point Select O default 3 dP poston a UD 1decimal point ae oa 00D 2decimal points i 0 000 3 decimal points an Degrees for Lowerlimit 199 999 temperature sensos selectable 999 9999 A Hi 410 5 f 2 sne Digits for linear signals or setpoint digit digit value and potentiometers defaul
11. 9 0 67 22 99 65 20 Fax 49 0 67 22 9965 78 E Mail efdi wachendorff de www wachendorff prozesstechnik de Copyright by Wachendorff Prozesstechnik GmbH amp Co KG
12. RS485 emperature Seali IP65 front panel with gasket ng IP30 box IP20 terminals Material Polycarbonate UL94V2 self extinguishing Weight 100g 6 UR3274S User manual 3 2 Hardware Features AN1 Configurable via software Thermocouple type K S R J Automatic compensation of cold junction from 0 C to 50 C Tolerance 25 C 0 2 1 digit for thermocouple input thermo resistance and V mA Analogue Thermoresistance PTi00 Cold junction accuracy input PT500 PT1000 Ni100 PTCIK OFC NTCIOK B 3435K Linear Mpedance 0 10V 0 20 or 4 20mA 0 10V Ri gt T10KQ 0 40mV 0 20mA Ri lt 50 Potentiometers 4 20mA Ri lt 50 6KQ 150KQ 0 40mV Ri gt 1MQ 2 Relais OUT1 10A resistive on Contacts capacity Relay UR3274S1 and UR3274A1 UR3274S1 output 8A resistive with internal And UR3274A1 transformer UR327453 Q1 10A 250Vac resistive UR3274A3 Q2 5A 250Vac resistive OUT2 5A resistive 1SSR on UR3274S1 and UR3274A1 SSR output 12Volt 30mA if supplied 12Vdc 35Volt 30mA if supplied 35Vdc On UR327453 and UR3274A3 8Volt 20mA Ground The negative Output is switched 33 Software Features ON OFF with hysteresis P PI PID PD with proportional time Regulation algorithms Controller functions Manual or automatic Tuning configurable alarms protection of command and alarm setpoints activation of functions via digital input preset cycle with Start Stop UR3274S User manual 7 4 Dimensio
13. atically stored and in a few seconds display shows again process value 6 Table of Anomaly Signals Cause Error in E 7PROM cell What to do E01 Call Assistance programming Cold junction sensor fault E f2 or room temperature Call Assistance outside of allowed limits Incorrect configuration Check if the configuration E OH data Possible lost of parameters are oreet calibration values Thermocouple open or Check the connection E 05 temperature outsideof with the sensors and their limits integrity E 08 Missing calibration data Call Assistance UR3274S User manual 9 7 Dimensions and Installation 080800889988 oan Frontal panel cut out 28 5 x 70 5 mm Suggested thickness 2 8 mm zl 42mm IN insert le Memory Card 35 mm 77 mm Electrical wirings Although this controller was designed to resist elec tromagnetic interferences in industrial envi ronments pease observe following safety guideli nes Separate the feeder line from the power lines Avoid placing near units with remote control switches electro magnetic contactors high powered motors and in all instances use specific filters Avoid placing near power units particularly if phase controlled 10 UR3274S User manual 81 Wiring diagram WACHENDORFF amp X wie 420A pee VIL az 5A230V a v v aan La May 1A230V Bay Kay
14. ers Pa Pot lt 6K and Poc Poke lt 150K or 0 10Volt 0 4 20mA inputs the lower limit of scale see parameter 6 Lo n can be set to minimum po sition of sensor it is also possible to set the upper limit of scale parameter 7 H n to the max position of sensor and this can be done directly on site The option virtual zero selecting uv or v 05 allows also to fix the point where the controller will read zero but still keeping the range of scale between La n and H i n Selecting u 05 virtual zero must be reprogrammed at each starting of the controller selecting v 71 virtual zero will be stored after first calibration To enable function LATCH ON select chosen configuration for parameter LAkc Calibration function exits configuration mode after that the relevant parameter has been modified UR3274S User manual 27 For calibration function follow the table below Press Display Do Leave configuration mode Display ch li Set the sensor on 1 mc isplay shows cycling Ser minimum operating value process value and writing k LAc corresponding to Lo Set the sensor on I Store minimum value i 2 Y Diepl vch Lol max operating value Spay SnOWS EGE corresponding to Hi n To exit standard procedure C gt Store max value press ny 3 For virtual zero settings Pi m RE Display shows Hil place the sensor on zero point Store virtual zero Display shows u ir
15. esis value can t be LALc Latch On Function oFF On On less than 0 cAl o Offset calibration 0 So EEE 0 amoy cAL D Gain calibration ig rEL Type of action HERE Type of contact for control output in Sic e c 0 case of anomaly LEd Select state of OUT1 c HY5 c Hysteresis dead band Pb Proportional band E Integral time E d Derivative time E c Proportional cycle time N L Type of alarm ALA BQO c r A Contact alarm OUT n 0 5 SeA State of contact for alarm output in E case of anomaly LEde State of the LED BE HY5 A Alarms hysteresis a 34 UR3274S User manual UR3274S User manual 35 dELA delay alarm PSE Set protection FrEE F LE Software filter o EunE Type of autotuning off Func Type of operating d SEt GrAd Degrees selection oO coo F Cooling fluid Air F b f Proportional band multiplier 109 ou db Overlapping dead band a Ec Cycle time 2 w FLE u Visualization Filter off Notes 36 UR3274S User manual UR3274S User manual 37 38 UR3274S User manual Au WACHENDORFF Prozesstechnik GmbH amp Co KG Wachendorff Prozesstechnik GmbH amp Co KG Industriestrasse 7 D 65366 Geisenheim Tel 4
16. how 1 0 7 Press Display Do Select 1 Ld Memo load to store values of Programming module on the controller Select fl no to keep values of the controller unchanged i shows ld shows fi no 2 The controller stores value and restarts A Updating values of programming module To update values of Programming module follow the above proceedings selecting 1 70 on display so values of programming module will not be stored on the controller Enter configuration mode modify at least one parameter and exit Only if values stored on Programming module are correct If the controller does not visualize fl no at starting this means that no values are stored on Programming module but they may be copied and updated 30 UR3274S User manual 14 1 Programming module with battery optional With the controller not connected to power supply The programming module is equipped with an internal battery with an autonomy of about 1000 uses Insert the programming module and press the programming buttons When writing the parameters the led turns red and on comple ting the procedure it changes to green It is possible to repeat the procedure without any particular attention 14 2 Loading default value This procedure makes it possible to restore factory settings ofthe instrument Press Effect Do After 5 seconds display PNC shows DOD first digit on the left is flashing DODD on UR3274Ax Change the flashing
17. ller series UR3274S must only be operated in accordance with the technical specifications by qualified person nel Personnel regarded qualified is familiar with the installation assembly putting into operation and operation of the units and possesses adequate professional qualification for the task 14 Remaining hazards Units from the controller series UR3274S are state of the art and safe to operate A risk of danger can occur when deployed and operated improperly by untrained personnel In this manual remaining hazards are marked by the following warning symbol This symbol indicates that non observance of the safe ty guidelines may cause hazards to persons even se rious injury or death and or the possibility of property damage UR3274S User manual 5 15 CE Conformity The CE certificate is available at our company We are pleased to send you a copy of it Please feel free and contact us to get a copy 2 Model Identification Refer to the table below to easily select preferred model All versions available with power 24 230 Vac Vdc 15 50 60Hz 4 6VA UR3274S1 12 24 VAC 10 50 60 Hz 12 bis 35 VDC UR3274S3 230 VAC 10 50 60 Hz UR3274A1 12 24 VAC 10 50 60 Hz 12 bis 35 VDC UR3274A3 230 VAC 10 50 60 Hz 3 Technical Data 31 General Features UR3274S1 S3 3 digits 0 56 inches Display UR3274A1 A3 4 digits 0 40 inches 3 Leds Out1 Out2 L1 a 1 relays 8A 1 Ssr
18. ns and Installation Display normally shows process value ex measured temperature but can also visualize setpoints or value of entering data Visualize set increase set or scroll parameters whith fast advancement Visualize set increase set or scroll parameters whith fast advancement Visualize setpoints ex programmed temperature press once for SET1 Led Out1 flashes press twice for SET2 Led Out2 flashes In configuration mode press with arrow keys to modify value of visualized parameter Flashing when setpoint is vvisualized on display and can be modi fied ON when output is active our our2 ON when controller responds to a Master request over serial line RS485 Enter configuration of parameters by password Activate special functions 5 Change of setpoint value To modify the setpoint value press key or one of the arrow keys led OUT1 flashes and it is now possible to enter modify setpoint value by pressing the arrow keys 8 UR3274S User manual Press Display Display shows control setpoint Led OUTI ol flashes Do Press Wor to modify setpoint fast advancement available Approx 4 seconds after last modify display shows again process value value read by sensor input set Display shows alarm setpoint and led OUT2 released the new flashes Press A or Wto increase or decrease setpoint value When the keys are value is autom
19. s for SSR value default 10 declared by manufacturer for motorised valves Absolute related to A A ALA process Treshold alarm default A b Al b Band Alarm A d5 At d 5 Deviation high A d AL d 1 Deviation low Operating mode of alarm Absolute related to A ne RAS ARS een for alarm is SET2 Command output for cooling action for cog COOL BID Heating Cooling mode Absolute with manual Ae fir reset after alarm activation press FNC key to resetthe output UR3274S User manual 21 Anzeige Beschreibung rem Auswahl Beschreibung Absolute with manual reset after alarm activation press FNC n NEN Aeh key to resetthe output status of relay stored in case of switch off Normally open active 1 0 5 State of at Start default contact for mes Normally closed active 20 c r A alarm output at Start andtype of Be Normally open active operating a at alarm setpoint jer Normally closed active E at alarm setpoint State of ede Open contact safety contact for default 21 5 c A alarm output in case of error c c Closed contact safety UR32745x State of c o ON with open contact Ldo led OUT2 22 UR3274A according ON with closed contact LEJE X to relevant ee default contact nr ia een 199 999 temperature sensor HJA Saban 999 9999 Digits for linear signals UR3274Ax hy digits digits and potentiometers HYSA default 0
20. safety case of error 18 UR3274S User manual Parameters 33 34 35 36 are considered only if double action Heating Cooling AL selected as 00 and value of P b other than 0 UR3274S User manual 19 Anzeige Beschreibung Tee Auswahl Beschreibung Anzeige Beschreibung UR32745x UR3274Ax Cycle time for Auswahl Beschreibung UR32745x State of c 0 On with open contact 13 id on On with closed contact UR3274Ax torel t ee defaul Ed o relevan default contact Tenth of degree for eg ne at 199 999 temperature sensor 14 UR3274A Pi dbandf 999 999 Digits for linear signals x cead band tor digits digits and potentiometers HY5 c P I D control g g P default 0 0 Proportional band Width of the 0 0 0 ON OFF 15 Pb process 999 9999 C temp digit V mA expressed default 0 as units C if temperature Integral time Inertia of 0 0 seconds 16 E the process 999 9999 0 excludes Integral expressed as default 0 seconds Derivative time for P I D 0 0 seconds i 17 E d Usually 4 999 9999 een ofintegral time At starting the output is desabled in case of any alarm condition After the alarm has been solved output will be activated only if alarm condition should occur again 20 UR3274S User manual time pro portioning output Seconds over 10s for Entering 0 the cycle 18 Ec contactors 1s 114 300 time will be 100m
21. t 0 Degrees for Upper limit temperature sensor lectable 199 999 Digits for linear signals 5 H 5 S r int 7999 9999 and potentiometers VCE pe digit digit default 999 for UR3274Sx and 1750 for UR3274Ax Lower limit signals V mA Example for input 199 999 1 4 20mA 999 9999 Senan enteronthis digit digit default 0 parameter the value correspon ding to 4mA Anzeige Beschreibun Auswahl 9 9 UR3274Sx UR3274Ax Beschreibung Control Q1 oll aloe Alarm Q2 default Control Q1 UR3274Sx a 15 je 155 Alarm SSR c ou Select type Control SSR 7 Upszz4ax Ofcontrol 55r 55r Aarma c ouE output al al Control Q2 oc ocol Alarma Open Q1 SEr SEru Close Q2 TC type K Select type ber Ec F 260 1360 default ofconnected tc 5 tc 5 TCtypeS 40 1760 sensor te r Ec r TC Type R 40 1760 C oniy for kcal te u TC Type J 200 1200 C Pe PE Pt100 200 600 C nn Al PET PET Prioo 200 140 C optimal ni n Nil00 60 180 C workingof atc are Ntc10 KO 40 125 C 256m theunit use Pec Pre Ptc1KO 50 150 C ground PES PES P1t500 100 600 C isolated Pit PEIF_ Pt1000 100 600 C sensors GG DiD obistov ode O29 U2 0 bis 20 ma isolated 420 4 20 bis 20 mA transformers Pol Pot Potentiometer lt 6 KA for each R controller Po Pogg Potentiometer lt 150 KQ 16 UR3274S User manual UR3274S User manual 17 Anzeige Beschreibung renere Upper limit signals V mA
22. the setting of optimal PID parameters in order to assure good control action Stable straight line control of temperature around setpoint without fluctuations quick response to deviations from setpoint caused by external noises Tuning involves calculating and setting of the following parame ters Proportional band inertia of plant expressed as C for temperature Integral time determines the time taken by the controller to remove steady state error signals Inertia of plant expresses as time value Derivative time reaction of controller to change of measured value usually of integral time Setpoint value cannot be modified during Autotuning 111 Manual start of tuning Select parameter Lunas MNAn manual start Press Effect Do Display shows E oF 2 Display shows E on Display will show as To interrupt the 3 unalternately function press and orwaitfor until the function is 4sec completed it may take a few minutes press to select of 26 UR3274S User manual Autotuning Parameter Eun must be selected as Aut Autotuning starts automa tically when the controller is switched on or when setpoint value has been modified Display alternates between process value and the writing Eun until the function has been completed it may take a few minutes To interrupt the function press and press to select E of 12 LATCH ON Function For application with linear potentiomet
23. unction enables to adapt control algorithm to the plant For applications with linear potentiometers the function LATCH ON allows a quick calibration A programming module is available to copy configuration parameters and to keep record ofthem For getting the highest effort out of this unit we kindly ask you to follow the below mentioned instructions Every person who is involved with the installation or usage of this unit must read carefully and understand the installation manual and safety instructions 1 Safety instructions A 11 General instructions To ensure the safe operation of this unit the instructions that appear in this manual must be strictly observed In addition when used all applicable legal and safety regulations for the respective application must be observed The same applies correspondingly to the use of accessories 4 UR3274S User manual 12 Intended Usage Units from the controller series UR3274S are used for displaying and monitoring of process values Any other use is regarded not in accordance with the intended usage Units from the controller series UR3274S are not meant to be used as sole safety means to prevent dangerous situations on ma chinery and installations Machinery and intallations must be so designed that fault conditions can not lead to harmful situations to operating personnel e g by independent limit value switches mechanical locking etc 13 Qualified personnel Units from the contro
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