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UR3274U - User manual

The read/written value might be rescaled according to the
proportion described in the following table:

mast.

Value limits input

Limits of rescaled value

Min

Max

Min

Max

w.pro.

Write

Process

Lo.L.i.

Lower

Limit Input

up.L.i.

Upper

Limit Input

Lo.L.r.

Lower Limit

Retransmis-

sion

up.L.r.

Upper Limit

Retransmis-

sion

r.w.co.

Read/Write

Command

Setpoint

Lo.L.s.

Lower

Limit

Setpoint

up.L.s.

Upper

Limit

Setpoint

Lo.L.r.

Lower Limit

Retransmis-

sion

up.L.r.

Upper Limit

Retransmis-

sion

w.ou.p.

Write

Output

Percentage

10000

Lo.L.r.

Lower Limit

Retransmis-

sion

up.L.r.

Upper Limit

Retransmis-

sion

r.w.a.1

Read/Write

Alarm 1

Lo.L.s.

Lower

Limit

Setpoint

up.L.s.

Upper

Limit

Setpoint

Lo.L.r.

Lower Limit

Retransmis-

sion

up.L.r.

Upper Limit

Retransmis-

sion

The input value (included between minimum and max limit) is li-
nearly converted into the retransmitted value which is included
between min and max output value. Rescaling is not executed if
parameters

Lo.L.r.

and

up.L.r.

have the same value.

Summary of Contents for ur3274

Page 1: ...UR3274 Controller User manual Version 1 0...

Page 2: ...imensions and Installation 9 5 Electrical wirings 10 5 1 Wiring diagram 10 6 Display and Keys Functions 14 6 1 Numeric Indicators Display 14 6 2 Meaning of Status Lights Led 14 6 3 Keys 15 7 Controlle...

Page 3: ...Timer 27 8 4 Dual Timer Loop 27 8 5 Relating Timers to Alarms 28 9 Serial Communication 29 9 1 Slave 29 9 2 Master 35 9 2 1 Master Mode in retransmission 35 9 2 2 Master Mode Remote process 37 10 Conf...

Page 4: ...etrization is simplified by the programming module with internal batte ry that do not require power supply for the controller For getting the highest effort out of this unit we kindly ask you to follo...

Page 5: ...harmful situations to operating personnel e g by independent limit value switches mechanical locking etc 1 3 Qualified personnel Units from the controller series UR3274U must only be operated in acco...

Page 6: ...eased 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 V...

Page 7: ...150K Tolerance 25 C 0 2 1 digit for thermocouple input thermo resistance and V mA Cold junction accuracy 0 1 C C Impedance 0 10V Ri 110K 0 20mA Ri 5 4 20mA Ri 5 0 40mV Ri 1M Relay output 2 relays UR32...

Page 8: ...ive time 0 0 999 9 sec 0 excluded Controller functions Manual or automatic Tuning configurable alarms protection of command and alarm setpoints activation of functions via digital input preset cycle w...

Page 9: ...phase con trolled 5 1 Wiring diagram UR3274U5 UR3274U6 I Programmin module Controller 2 SW Relais SSR Supply 24 230 Vac dc 4 6 VA P N UR3274U5 wp direkt de 24 230V AC DC 8A230V Resistive 1 2HP Q1 5A23...

Page 10: ...0 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 be grounded at one side only R...

Page 11: ...EXTERNAL SUPPLY PRESSURE TRANSMITTER 0 4 20mA B C 11 12 For signals 0 4 20mA with external power of sensor Comply with polarity C Sensor output B Sensor ground PRESSURE TRANSMITTER C 4 20mA A 12 9 For...

Page 12: ...os 0 3 105 operations Q2 5A 250Vac resistive loads 105 operations 20 2A 250Vac cos 0 3 105 ope rations SSR output SSR 8 9 SSR command output 12V 30mA Digital Input 10 11 Digital input according to par...

Page 13: ...ays the setpoint During the configuration phase it displays the parameter value being inserted 6 2 Meaning of Status Lights Led 3 1 ON when the output command is on For motorised valve command led is...

Page 14: ...se alarm setpoint 11 SET Allows to display alarm setpoint and runs the autotuning function Allows to modify configuration parameters 12 FNC Allows to run the autotuning function and to select Manual a...

Page 15: ...begins Running Tuning by digital input Select tuneon parameter 50 dGt i At first activation of digital input commutation on front panel T led switches on and at second activation switches off 7 4 Auto...

Page 16: ...r 49 Au ma can select two methods First selection en pressing the FNC key display 1 shows p while display 2 shows Auto Press the key to select man mode it is now possible to change the output percenta...

Page 17: ...parameter 52 ma t i At expiry process will reach ambient temperature according to gradient entered on parameter 64 fa Gr then command output will be disabled and display will visualize Stop Setpoint...

Page 18: ...button When writing the parameters the led turns red and on completing the procedure it changes to green It is possible to repeat the procedure without any particular attention Updating programming m...

Page 19: ...scale parameter 6 Lo L i to the minimum position of the sensor and value of the scale end parameter 7 up L i to the maxi mum position of the sensor parameter 8 Latc configured as std It is also possi...

Page 20: ...minimum The display shows Low Place the sensor on the maximum functioning position associated with up L i 3 Set the value to maximum The display shows HiGt To exit standard procedure press FNC For vi...

Page 21: ...lashes and shows Lock Enables disables the autotuning function by digital input if the parameter tuneis set on man Enable regulation with rn n o or rn n c Switch from automatic to manual functioning i...

Page 22: ...output type Heating p b Heating proportional band t i Integral time of heating and cooling t d Derivative time of heating and cooling t c Heating time cycle The parameters to configure for the Coolin...

Page 23: ...aneously active a dead band ou d b 0 can be configured and viceversa an overlapping ou d b 0 The following figure shows an example of dual action PID heating cooling with t i 0 and t d 0 SPV PV ACTIVE...

Page 24: ...ling PID cycle time co t c basing on the type of cooling fluid coo f Cooling fluid type P b m co t c Air Air 1 00 10 oiL Oil 1 25 4 H2o Water 2 50 2 8 Timer operation Timer operation is enabled by par...

Page 25: ...s possibile also by digital input selecting t 1 s s on parameter 50 dGt i 8 2 Dual Timer This option enables two Timers and the time is selectable by the operator timers cannot be started at same time...

Page 26: ...tial Timer Minutes time basis in minutes hh mm To start stop the Timer press key FNC for 1 During the counting Led R is On fixed for Timer 1 flashing for Timer 2 and display2 shows decrementing time S...

Page 27: ...aL 1and 31 aL 2 The table be low is showing the combined operation of alarms and Timers Selection par 23 or 31 Description t 1 s a Timer 1 Start Alarm Alarm active as long as Timer 1 is in Start mode...

Page 28: ...ta via serial communication using MODBUS RTU protocol The device operates as slave if parameter 59 mast is set as dis This function enables the control of multiple devices connected to a supervisory s...

Page 29: ...RTU protocol features Baud rate Selectable on parameter 56 4 8 k 4800bit sec 9 6 k 9600bit sec 19 2k 19200bit sec 28 8k 28800bit sec 38 4k 38400bit sec 57 6k 57600bit sec Format 8 N 1 8bit no parity...

Page 30: ...te WO 0 1000 Process with tenths of degree for temperature sensors digits for linear sensors RO 1001 Setpoint1 R W EEPROM 1002 Setpoint2 R W EEPROM 1003 Setpoint3 R W EEPROM 1004 Setpoint4 R W EEPROM...

Page 31: ...eric error Bit5 Hardware error Bit6 Master off line Bit7 Missing calibration data RO 0 1014 Cold junction temperature tenths of degree RO 1015 Start Stop 0 controller in STOP 1 controller in START R W...

Page 32: ...ut percentage 0 100 RO 0 1110 Cooling output percentage 0 1000 RO 0 1111 Cooling output percentage 0 100 RO 0 2001 Parameter 1 R W EEPROM 2064 Parameter 64 R W EEPROM 3000 Disabling serial control of...

Page 33: ...LED Bit 0 LED 1 Bit 1 LED 2 Bit 2 LED 3 Bit 3 LED MAN Bit 4 LED TUN Bit 5 LED REM R W 0 3018 Word keys write 1 to command keys Bit 0 Bit 1 Bit 2 SET Bit 3 FNC R W 0 3019 Word serial outputs Bit 0 Q1...

Page 34: ...74U starts reading the corresponding word so that any modification of value on the slave will be automatically updated also on the Master Two successive pollings will be delayed for the time selected...

Page 35: ...p L s Upper Limit Setpoint Lo L r Lower Limit Retransmis sion up L r Upper Limit Retransmis sion w ou p Write Output Percentage 0 10000 Lo L r Lower Limit Retransmis sion up L r Upper Limit Retransmis...

Page 36: ...eter 57 se de The read value might be rescaled according to the proportion described in the following table mast Limits of read value Limits of rescaled value Min Max Min Max r pro Read Process Lo L r...

Page 37: ...data which will be saved on releasing the keys To change another parameter return to point 4 6 FNC End of configuration parameter change The controller exits from programming 11 Table of Configuration...

Page 38: ...pens SSR closes 2 SEN Sensor analogue input configuration Tc k Tc K 260 1360 C Default Tc s Tc S 40 1760 C Tc r Tc R 40 1760 C Tc J Tc J 200 1200 C pt PT100 200 600 C pt 1 PT100 200 140 C ni NI100 60...

Page 39: ...nt upper limit setpoint 999 9999 digit3 degrees tenths for temperature sensors Default 1750 6 Lo L i Lower Linear Input lower range limit AN1 only for linear input 999 9999 digit3 Default 0 7 up L i U...

Page 40: ...he process value 99 9 100 0 Default 0 0 11 act t Action type regulation type heat Heating N A Default cooL Cooling N C H o o s If process is above setpoint output is disabled Heating 12 c re Command R...

Page 41: ...ing off phase Positive delay in activation phase Default 0 17 c s p Command Setpoint Protection allow deny modifications of command setpoint by frontal keyboard free Default Lock Locked 18 p b Proport...

Page 42: ...rm 1 Intervention of the alarm is associated to AL1 dis Disabled Default a aL Absolute Alarm see par 12 b aL Band Alarm see par 12 H d aL High Deviation Alarm see par 12 L d aL Low Deviation Alarm see...

Page 43: ...set Stored 26 a 1 s e Alarm 1 State Error state of contact for alarm 1 output in case of error c o Default c c 27 a 1 Ld Alarm 1 Led state of OUT2 led corresponding to the relative contact c o c c Def...

Page 44: ...nd Alarm t 1 w e Timer 1 Warning Expiring t 2 s a Timer 2 Start Alarm t 2 e a Timer 2 End Alarm t 2 w e Timer 2 Warning Expiring t 1 2 s Timer 1 2 Start Alarm t 1 2 e Timer 1 2 End Alarm t 1 2 w Timer...

Page 45: ...corresponding to relative contact n o n c Default 36 a 2 HY Alarm 2 Hysteresis 999 999 digit7 degrees tenths for temperature sensors Default 0 37 a 2 de Alarm 2 Delay 180 180 Sec Default 0 Negative d...

Page 46: ...utput 1 300 sec Default 10 43 c fLt Conversion Filter ADC filter number of means on analogue digital conversions dis Disabled 2 s m 2 Samples Mean 3 s m 3 Samples Mean 4 s m 4 Samples Mean 5 s m 5 Sam...

Page 47: ...25H 6 25 Hz 4 17H 4 17 Hz Min ADC conversion frequency 45 v fLt Visualization Filter slow down the refresh of display in order to simplify the reading keeping unchanged the ADC conversion frequency di...

Page 48: ...meters 0 5000 digit7 degrees tenths for temperature sensors Default 10 48 op mo Operatine Mode select operating mode cont Controller Default pr cY Programmed Cycle 2t s 2 Thresholds Switch 2t s i 2 Th...

Page 49: ...Maintenance Time maintenance time for pre programmed cycle 00 00 24 00 hh mm Default 00 00 53 u m c p User Menu Cycle Programmed Allows the rising falling gradient and the maintenance time to be chan...

Page 50: ...after 3 sec 1 s 2 p 1 Setpoint 2 Process 1 s 2 H 1 Setpoint 2 Hide after 3 sec 55 deGr Degree select degree type c Celsius Default F Fahrenheit 56 bd rt Baud Rate select baud rate for serial communica...

Page 51: ...9999 digit8 degrees for temperature sensors Default 0 62 up L r Upper Limit Retransmission upper limit retransmission range 999 9999 digit9 degrees for temperature sensors Default 0 63 tmr f Timer Fu...

Page 52: ...lection Alarm Spv Pv Off On On Off Hysteresis parameter 0 Time Alarm output Absolute alarm with con troller in heating functio ning Par 11 act t selected Heat and hysteresis value greater than 0 Par 2...

Page 53: ...nd hysteresis value less than 0 Par 28 a 1 Hy 0 NB The example refers to alarm 1 the function can also be enabled for alarm 2 on model that include it Absolute Alarm or Threshold Alarm Referring to Se...

Page 54: ...also be enabled for alarm 2 on model that include it Off Off Off Hysteresis parameter 0 Hysteresis parameter 0 Pv Alarm Spv CommandSpv Time Alarm output Band alarm hysteresis value less than 0 Par 28...

Page 55: ...he example refers to alarm 1 the function can also be enabled for alarm 2 on model that include it b With hysteresis less than 0 a 1 Hy 0 the segmen ted line moves above the alarm setpoint Lower Devia...

Page 56: ...ctions controller will switch off regula tion output and will report the anomaly For example control ler will report failure of a connected thermocouple visualizing e 05 flashing on display for other...

Page 57: ...points Lo L s Lower limit setpoint up L s Upper limit setpoint Lo L i Lower limit range An1 only for linear up L i Upper limit range An1 only for linear Latc Automatic setting of linear input limits o...

Page 58: ...ntion type A 2 re Reset type of alarm 2 contact A 2 s e State of contact for alarm 2 output A 2 Ld State of OUT2 led A 2 Hy Alarm 2 hysteresis A 2 de Alarm 2 delay A 2 s p Alarm 2 set protection coo f...

Page 59: ...ction deGr Degree type selection bd rt Select baud rate fo r serial communication sL ad Select slave address se de Select the serial delay mast Select value to retransmit by ModBus add r Seelct addres...

Page 60: ...stechnik GmbH Co KG Industriestrasse 7 D 65366 Geisenheim Tel 49 0 67 22 99 65 20 Fax 49 0 67 22 99 65 78 E Mail efdi wachendorff de www wachendorff prozesstechnik de Copyright by Wachendorff Prozesst...

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