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UT750

1. To change to a relay output for on off control select Relay Terminals and change the setpoint of the proportional band to 0 D A E UT750 Heating Cooling Loop Control for Backup Model UT750 01 or UT750 51 5 be v Communication 1 Communication 2 PSL1 PSL2 Tracking signal Sch i i i e r E Receiving 4 20 mA DC Current RS 485 communication _ High performance Wiring can only be carried out host deviced operation output PV input Not configured at factory before shipment Signals with the Controller icati Wiri i ee 2 Initial Settings i g RS 485 communication for controllers with Wiring can only be carried out for S g ta ss ication functi controllers with auxiliary analog input 1 When receiving 4 20 mA DC current signals Bee E nv TR TC input RTD input set the PV input type to 1 5 V DC setpoint 41 eem Auxiliary analog input n H 23 SDB gt nalog input gs H r 11 H IMPORTANT EE eae e A i re lt Ger e 21 Lesen in a range of 12 ER H 250 Q 4 20mA Change the setting of the Control Output Type 30 SG 4 5 V DC 0 2 V DC 13 I DH OT1 parameter to the Heating Cooling Control 25 RDB lt T 22 O Or 0 10 VDC 13 H 13V r 26 RDA Default 1 5 V DC z H mV V input t e i SE Note
2. SM P PV sampling period 50 100 200 and 500 ms 200 ms setting SM EC Sampling period 0 to 30000 Shows 0 at error counter power on reading only Input related Parameters Located in Main menu UTMD Submenu IN Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting PV input type Specify the type of PV input as a range code OFF 0 IN1 INPUT 1 terminals See Instrument Input Range Codes in the UNI Terminals 2 Initial Settings and PV input unit Select the unit of PV input Depend on the 0 Percent C 1 Degree Celsius 2 No unit F 5 Fahrenheit PV input type RH1 Max value of PV input range RL1 Min value of PV input range Set the instrument input range RL1 lt RH1 For temperature input Set the range of temperature that is actually controlled For voltage input Set the range of a voltage signal that is applied The scale across which the voltage signal is actually controlled should be set using the parameters Maximum Value of PV Input Scale SH1 and Minimum Value of PV Input Scale SL1 Depend on the PV input type Depend on the PV input type SDP1 PV input decimal point position shown when in voltage input mode Set the position of the decimal point of voltage mode PV input 0to4 0 No decimal place 1 One decimal place 2 to 4 Two three four decim
3. IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt E Instrument Input Range Codes Instrument Input Instrument Input Type Range Code Input Range Measurement Accuracy Ge Set the data item PV Input Type IN1 to the OFF option to leave the PV input Unspecified OFF 0 type undefined 270 0 to 1370 0 C typeK1 1 450 0 to 2500 0 F 270 0 to 1000 0 C K EE 450 0 to 2300 0 F 0 1 of instrument range 1 digit at 0 C or more typeK3 3 200 0 to 500 0 C 0 2 1 digit for temperatures below 0 C yP 200 0 to 1000 0 F__ where the accuracy is 2 of instrument range 1 J typed 4 200 0 to 1200 0 C digit for temperatures below 200 0 C for a type K yP 300 0 to 2300 0 F _ thermocouple or 1 of instrument range 1 digit for typeT1 5 270 0 to 400 0 C temperatures below 200 0 C for a type T thermocouple e ypeT1 5 450 0 to 750 0 F 0 0 to 400 0 C typeT2 6 200 0 to 750 0 F B typeB 7 0 0 to 1800 0 C 0 15 of instrument range 1 digit at 400 C or more yP 32 to 3300 F 5 of instrument range 1 digit at less than 400 C 0 0 to 1700 0 C S E 32 to 3100 F o 0 15 of instrument range 1 digit 0 0 to 1700 0 C R REIRE 32 to 3100 F on 0 1 of instrument range 1 digit Thermocouple N typeN 10 ESCH e Ge 0 25 of instrument range
4. View from the bottom IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 9 3 Insert the screwdriver into the Openings and complete the same procedure as step1 to move the bezel more forward 4 Hold the bezel and pull it along with the internal unit out of the housing Note Be careful not to damage the RJC sensor The location and number of the relays differ depending on the model code of the UT750 Confirm the location of the control output relay to be replaced before pulling out the relay 5 Upper Relay UT750 0 Lower Two relays for direct and reverse action UT750 1 Lower Two relays UT750 5 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 1 0 6 Pull out the relay to be replaced The control output relays are easy to remove and mount since they are connected viaa socket onto the print boards Insert the new relay in the socket Use the following relay Manufacturer OMRON Model G6B 2114P FD US P6B Power supply 12 VDC 7 Insert the internal unit into the housing Apply power to the controller and confirm that the initial operating display is shown If the operating display is not shown properly turn off the controller and pull out the internal unit Then insert it into the housing again This complet
5. IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 7 Switching between Run and Stop Selection between the Run state RUN and Stop state STOP can be made with contact input 6 DI6 RUN when DI6 is set to OFF STOP when DI6 is set to ON When at a stop the controller behaves as described below PV input Displays the PV value Control output Provides the preset output value factory set to 0 Alarm output Turns the output on in case of an alarm IM 05D01B02 45E 3 11 1st Edition May 31 2000 00 lt Toc gt 3 12 lt 3 Operations gt 3 8 Switching between AUTO and MAN A NOTE If AUTO and MAN have been switched using contact input when the contact input is ON switching between AUTO and MAN cannot be achieved by keystroke 1 2 Each time you press the alternately In automatic operation Displays PV AN Bring the operating display into view display appears at power on Displays target setpoint 1 LSPA Se YSP 100 0 C 10 0 10 Sie a EP to tol key on the front panel of the instrument AUTO and MAN is switched In manual operation ose Z
6. UTMD UT750 configuration SETUP main menu Press the key once to display the submenu MD MD UT mode set SETUP sub menu Press the Lv key three times to display the submenu VALV VALV valve control SETUP sub menu parameter V AT MENU UTMD VALV 1 valve automatic adjust SETUP V AT OFF 2 14 lt 2 Initial Settings gt H Press the 4 key to display ON Blinks during change 10 Press the key once The controller automatically calibrates the valve position fully open or closed MENU UTMD VALV 1 valve automatic adjust changing VAT N MENU UTMD VALV 1 valve automatic adjust SETUP V AT ON 11 The controller is viewed as shown below when the valve position is being automati cally calibrated MENU UTMD VALV 1 valve automatic adjust V AT ON 12 Calibration has ended successfully when the indication changes from ON to OFF MENU UTMD VALV 1 valve automatic adjust V AT OFF Go to step 14 13 Calibration has ended
7. MAN1 lamp OFF Displays output bar MAN1 lamp ON IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 13 3 9 Manipulating Control Output during Manual Operation A NOTE e Control output cannot be changed if the controller is stopped In this case the preset output value operating parameter PO will be output Control output cannot be changed when DI7 ON A control output value is linked with a display value changed using the Lv or 4 key Note that the control output changes as displayed without requiring the key 1 Bring manual operating display into view For switching to manual operation see 3 8 Switching between AUTO and MAN 100 0 C PID 1 30 0 50 100 Plott t tol 2 Press the 4 or key to change a control output value You don t need to press the key E Manipulating the Control Output during Heating Cooling Control Showing the Heating Cooling OUT display MAN1 lamp ON zer 1 SP 100 0 C PID 3 C 100 0 H 0 0 CooL Cooling side 7 Heating side output Heating Cooling OUT output display IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 14 Controller Be
8. 5 0 of tracking input scale if set to Downscale OFF 0 Disable UP 1 Upscale DOWN 2 Downscale P U N 1 PV unit Set the unit of PV Same as the 0 Percent F 5 Fahrenheit PV input unit P DP1 PV decimal point position Under normal operation set the same value as in the PV Input Decimal Point Position P DP1 parameter To shift the decimal point for temperature input use this parameter For example set as P DP1 0 to change a temperature reading of one decimal place to that of no decimal places This involves reconfiguring the PRH1 and P RL1 parameters 0 to 4 P RH1 Maximum value of PV range P RL1 Minimum value of PV range Under normal operation keep the values of these parameters between the maximum and minimum values of the PV input range 19999 to 30000 P RL1 lt P RH1 where P RH1 P RL1 30000 Maximum value of PV input range or scale Minimum value of PV input range or scale IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt Output related Parameters Located in Main menu UTMD Submenu OUT 5 21 Parameter Symbol Name of Parameter Setting Range and Description Initial Value User Setting
9. 3 6 Selecting Target Setpoint Numbers SPNO The following operating procedure describes an example of changing a target setpoint number SPNO from 1 to 2 A NOTE If a target setpoint number has been switched using contact input when the contact input is on that number cannot be selected by keystroke 1 Bring the operating display into view display appears at power on Displays PV je N SP 100 0 C 10 D 10 I ot INN NN DV In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the key for more than 3 seconds 5 Press the key once to register the to call up the main menu MODE setpoint MODE MENU MODE 6 mode parameter Hiei main menu SPNO 2 3 6 the parameter SPNO This returns you to the display shown at power on figure below MENU MODE 6 SPno select x SPNO 1 Displays Bes SP 140 0 C S target setpoint 2 10 0 10 9 SP AY aen III 4 Press the 4 or key to display the required setpoint MENU MODE 6 SPno select changing SPNO 2 Blinks during change
10. Analog output 3 100 segmental point ASH mA oi D 100 Analog output 1 100 segmental point A1H E 2 S a 5 75 8 5 output 1 T o 10 50 D gt 3 a O 15 25 Analog output 3 0 segmental point A3L Analog output 1 0 segmental point A1L 20 0 25 50 75 100 Output value before split computation IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 24 Communication Parameters Located in Main menu UTMD Submenu R485 Parameter Symbol PSL1 Name of Parameter Protocol selection 1 Setting Range and Description PC link communication PC link communication with sum check Ladder communication Coordinated master station Coordinated slave station MODBUS ASCII MODBUS RTU Coordinated master station 2 loop mode 10 Coordinated slave station loop 1 mode 11 Coordinated slave station loop 2 mode Terminal numbers and terminals for 4 wire connection GEERT Initial Value User Setting DLN1 B PS Baud rate 1 600 0 1200 1 2400 2 4800 3 9600 4 bps PRI Parity 1 NONE 0 None EVEN 1 Even ODD 2 Odd STP1 Stop bit 1 1 2 Data length 1 7 8 7 is fixed for MODBUS ASCII 8 is fixed for MODBUS RTU Ladder ADR1 Address 1 1 to 99 However the maximum number of stations connectable is 31 RP T1 Minimum res
11. IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 22 E Performing Split Computations V mode Output The following explains an example of letting Analog OUTPUT 1 terminals 46 and 4 and Analog OUTPUT 3 terminals 4 and 45 present the V mode characteristics of split computations 1 Set the Control Output Type OT1 parameter to 2 This sets the control output to current output 2 Set the Retransmission Output 1 RET1 parameter to 3 This sets the retransmission output to control output retransmission 3 Set the Analog Output 1 100 Segmental Point A1H parameter to 100 4 Set the Analog Output 1 0 Segmental Point A1L parameter to 25 5 Set the Analog Output 3 100 Segmental Point A3H parameter to 0 6 Set the Analog Output 3 0 Segmental Point A3L parameter to 75 The figure below shows an example where both analog outputs 1 and 3 are set to the current signal of 4 to 20 mA DC The type of output signal can be determined separately for each of the analog outputs listed above using the following three parameters Analog output 1 Analog output 1 type AO1 Analog output 2 Analog output 2 type AQ2 Analog output 3 Analog output 3 type AC Analog output 3 100 segmental point ASH Analog output3 Analog output 1 100 segmental point A1H mA A 20 100 Output value after co
12. Initial Settings With the parameters RH1 RL1 SDP1 SH1 and SL1 it is possible to scale the input signal and change its number of decimal places Also check that these param eters are configured correctly The Controller does not Provide any Control Output or the Control Output does not Change at all The UT750 controllers have a universal output The type of control output can be set changed using the parameter OT1 At this point the controller must be wired correctly according to the selected type of control output Check the wiring first if the controller provides no control output To do this refer to 1 5 Terminal Wiring Diagrams With the parameters OH and OL it is possible to set change the high and low limits of control output The control output may not change at all however because of restrictions on these parameters Also check the restrictions on these parameters The control output can only be changed when the controller is in the MAN mode If the MAN1 lamp is off e the controller is in the AUTO mode you cannot change the control output using key operation The Control Output does not Change soon after the Target Setpoint SP has been Changed If this happens check the setpoint of the parameter MOD In cases where fixed point control is selected as the PID control mode MOD 1 tracking based on the I term works to prevent the control output from
13. Instruction Ke Manual Model UT750 RREN Digital Indicating Controllers User s Manual for Loop Control for Backup IM 05D01B02 45E YOKOGAWA A IM 05D01B02 45E Yokogawa M amp C Corporation 1st Edition Blank Page lt Toc gt lt Rev gt Introduction Thank you for purchasing the UT750 digital indicating controller DW How to Use the Manuals Purpose Title Description Setup 1 Installation Describes the tasks installation wiring and others required to make the controller ready for operations Basic operation 2 Initial Settings Describes examples of setting PV input types control output types and alarm types Making settings described herein allows you to carry out basic control Operating 3 Operations Describes key operation sequences For operation control procedures 4 1 Troubleshooting through external contact inputs see 1 5 Terminal Wiring and troubleshooting Diagrams Brief operation 5 1 Parameter Map Contains the parameter map used as a guideline for setting parameters Function description 5 2 Lists of Parameters Briefly describes the functions of parameters In addition and setpoint recording each parameter table has a User Setting column where you can record your setpoints when setting them in the controller E Controllers Applicable to Loop Control for Backup The specification codes of the UT750 applicable to loop control for backup are given in the t
14. OC 10 Ai I lo tot 2 9 Changing Alarm Type 1 Bring the In steps 2 The following operating procedure describes an example of changing alarm 1 factory set to the PV high limit alarm to the PV low limit alarm When you have changed alarm type the alarm setpoint will be initialized set the alarm setpoint again Alarm output terminals Factory set default Alarm 1 terminal numbers PV high limit alarm Alarm 2 terminal numbers PV low limit alarm Alarm 3 terminal numbers oc PV high limit alarm Alarm 4 terminal numbers o ei PV low limit alarm operating display into view display appears at power on Displays target setpoint 1 Wl Displays PV ol E SP 0 0 C 10 D 10 Ce les Iv ye Prob to i DV and later illustrations of the LCD are cited to explain the procedure IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 2 3 4 5 6 Press the key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu Press the v key once to display the main menu STUP STUP password input main menu te ver sz Press the key once to display the main menu L
15. Ratio bias Target setpoints calculation 1108 RL REMOTE d LOCAL Target setpoint ramp rate function 14 Manual operation Control computation iS o WG G Wad iO Wa ia D IS i o o O O WE IO jeuBbis Buryoesy Control output cannot be MAN changed when contact input 7 DI7 is set to ON o AN Tracking ON AUTO AUTO ON MAN OFF switching terminals and Contact input jeubis Bulyowms Dune Heating coo ing computation Heating side output limiter Cooling side output limiter Heating side preset output OT1 Cooling side preset output STOP ON RUN OFF switching 15 V loop power supply Retransmission output Alarm function Heating side Cooling side ii C RETI i i i i output output i i Oe Gurun Relay or oa Alarm 1 Alarm 2 Alarm 3 Alarm 4 Current or pulse Relay Current transistor Current Current Current erminale fand terminals terminals terminals terminals terminals QandO Band Dad and Band Only UT750 5 1 Unavailable when heating side output is current or pulse 2 Unavailable when cooling side output is current or pulse 3 Alarm 4 is output via DO4 when cooling side output is relay Alarm 3 is output via DO3 when cooling sid
16. The functions of the external contact outputs are the defaults for loop control for backup To change the functions reconfigure the contact output registration setup parameters Note 1 The alarm 3 output parameters of the DO3 and DO5 outputs share the same Note 2 The alarm 4 output parameters of the DO4 and DO6 share the same function Correspondence between parameter OT1 and control output types terminals and terminals and OT1 0 factory set default OT1 1 OT1 2 OT1 3 Time proportional control Time proportional control Current output On off control Relay output Voltage pulse output terminals 6 and Relay output terminals and The functions of the external contact inputs are the defaults for loop control for backup To change the functions reconfigure the contact input registration parameter External contact inputs When switching among target setpoints 1 to 8 UT Contact ma Si Transistor contact Kark aeb a srksrkark rk ert Din Dal ee 5V Di 19 Dit ON OFF ON OFF ON OFF ON OFF SS RI DI2 OFF ON ON OFFIOFF ON ON oer pie hel DIS 18 DIS OFFJOFFIOFF ON ON ON ON org we Do brrorrorgoreorrorrDrgi ON pig Jo l S DIS 40 If all of the conta
17. to change to Run A NOTE When on off control is being used auto tuning cannot be carried out Moreover do not perform auto tuning when controlling any of the following processes Control processes with quick response such as flow control or pressure control Processes where even temporary output on off results in inconvenience Processes where a large output change at control element results in inconvenience Processes where variations in PV may exceed an allowable range adversely affect ing product quality 1 Bring the operating display into view display appears at power on Displays target setpoint 1 Displays PV 1 SP S 100 0 C 10 0 10 Se III MAN1 lamp OFF ere In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the key for more than 3 seconds 4 Press the key once to display the to call up the main menu MODE submenu PAR MODE PAR mode parameter parameter main menu sub menu 3 Press the key once to display the main 5 menu LP1 the parameter AT LP1 MENU LP1 PAR 1 to tuni witch loop 1 parameter ai main menu AT OFF IM 05D01B02
18. 0 Disable 1 output 1 type 1 PV1 2 SP1 3 OUT1 4 LPS loop power supply 15 V 5 PV2 6 SP2 7 OUT2 Setpoints 5 to 7 are not available for loop control for backup Retransmission output 1 is always provided via terminals 14 and 15 In position proportional control a valve opening signal 0 to 100 is transmitted if setpoint 3 is selected In heating cooling control an output value before allocation to heating cooling control 0 to 100 is transmitted if setpoint 3 is selected 0 to 50 Cooling side output 50 to 100 Heating side output RTH1 Maximum value RET1 1 2 RTL1 1 digit to 100 0 of PV input range 100 0 of PV of retransmission RET1 3 RTL1 1 digit to 100 0 input range output 1 scale RTL1 Minimum value RET1 1 2 0 0 of PV input range to RTH1 1 digit 0 0 of PV of retransmission RET1 3 0 0 to RTH1 1 digit input range output 1 scale R ET2 Retransmission Retransmission output 2 is available when the type of control OFF 0 output 2 type output is not current or voltage pulse The output is provided via terminals 16 and 17 OFF 0 Disable 1 PV1 2 SP1 3 OUT1 4 LPS loop power supply 15 V 5 PV2 6 SP2 7 OUT2 Setpoints 5 to 7 are not available for loop control for backup In position proportional control a valve opening signal 0 to 100 is transmitted if setpoint 3 is selected In heating cooling control an output value before allocation to heating
19. 0 00 to 20 or 28 to 31 An alarm is output when the delay timer expires after the alarm setpoint is reached External contact Closed Open y Open Closed On Open Open Off _ Blinking 1 Off Time Timer setpoint DY2 Alarm 2 delay timer 0 00 to 99 59 min sec enabled when alarm 2 type AL2 is 1 to 20 or 28 to 31 DY3 Alarm 3 delay timer 0 00 to 99 59 min sec enabled when alarm 3 type AL3 is 1 to 20 or 28 to 31 DY4 Alarm 4 delay timer 0 00 to 99 59 min sec enabled when alarm 4 type AL4 is 1 to 20 or 28 to 31 AM D Alarm mode Allows the alarm function to be enabled or disabled according to 0 the operating condition 0 Always active 1 Not active when in Stop mode 2 Not active when in Stop mode or manual operation Control Action related Parameters Located in Main menu LOOP 1 Submenu CTL Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting O P R Output velocity OFF 0 OFF 0 limiter 0 1 to 100 0 sec can limit control output velocity MOD PID control mode 0 Standard PID control with output bump at SP change 0 1 Fixed Point control without output bump at SP change Choose Fixed Point Control when controlling pressure or flow rate Anti reset windup AUTO 0 50 0 to 200 0 AUTO 0 AR Excess integration prevention The larger Setting the sooner PID computation integral computation stops Used when the control output tra
20. 1 digit for temperatures S below 0 C 270 0 to 1000 0 C E typeE 11 450 0 to 1800 0 F 200 0 to 900 0 C 0 1 of instrument range 1 digit at 0 C or more AR E 300 0 to 1600 0 F 0 2 1 digit for temperatures below 0 C where the typeUt 13 200 0 to 400 0 C _ accuracy is 1 5 of instrument range 1 digit for U DIN yP 300 0 to 750 0 F temperatures below 200 0 C for a type E thermocouple typeU2 14 0 0 to 400 0 C yP 200 0 to 1000 0 F W typeW 15 E S Se 0 2 of instrument range 1 digit Platinel 2 Plati2 16 E S E 0 1 of instrument range 1 digit 0 0 to 1900 0 C 0 5 of instrument range 1 digit at 800 C or more PR20740 PRESO 17 32 to 3400 F No accuracy is guaranteed at less than 800 C W97Re3 0 0 to 2000 0 C Po S W75Re25 W97Re3 18 32 to 3600 F 0 2 of instrument range 1 digit JPt1 30 peters 7 0 1 of instrument range 1 digit Note 1 Note 2 JPt100 300 0 to 1000 0 F Jpt2 31 7150 00 to 150 00 C 4 2 of instrument range 1 digit Note 1 200 0 to 300 0 F E 200 0 to 850 0 C RTD E 300 0 to 1560 0 F i eh S 0 1 of instrument range 1 digit Note 1 Note 2 200 0 to 500 0 C ke FEH 300 0 to 1000 0 F 150 00 to 150 00 C Ge D Pt3 37 200 0 to 300 0 F 0 2 of instrument range 1 digit Note 1 Standard 0 4to2V 0 4 to 2 V 40 0 400 to 2 000 V signal 1to5V 1 to 5 V 41 1 000 to 5 000 V Oto2V 0 to 2 V 50 0 000 to 2 000 V eet a Oto10V Oto10V 51 0 00to 10 00V II
21. 9f instrument range 1 digit 000 to 125V Display range is scalable in a range of 19999 to 30000 DC voltage Note 3 0 00 to 1 25 V 52 0 000 to 1 200 V Display span is 30000 or less 10 to 20 mV mV1 55 10 00 to 20 00 mV 0 to 100 mV mV2 56 0 0 to 100 0 mV Performance in the standard operating conditions at 23 2 C 55 10 RH and 50 60 Hz power frequency Note 1 The accuracy is 0 3 C of instrument range 1 digit for a temperature range from 0 C to 100 C Note 2 The accuracy is 0 5 C of instrument range 1 digit for a temperature range from 100 C to 200 C Note 3 Not used in loop control for backup To receive a 4 20 mA DC signal select a standard signal of 1 to 5 V DC and connect it to a 250 Q resistor This resistor is optional Model X010 250 2 resistor with M3 5 crimp on terminal lugs IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 10 2 5 Changing Tracking Input Type The following operating procedure describes an example of changing the setting of stan dard signal Factory set default 1 to 5 V DC to DC voltage 0 to 10 V DC Tracking input terminal OO ei anal eed lel 1 Bring the operating display into view display appears at power on Displays PV Displays target setpoint 1 1 SP In steps 2 and later illustrations of the LCD are cited t
22. A3L segmental point 5 0 to 105 0 OT1 Control output 0 Time proportional PID relay contact output terminals 0 type 1 Time proportional PID voltage pulse output terminals 2 Current output terminals 3 ON OFF control relay contact output terminals 4 Heating side relay output terminals 0 cooling side relay output terminals O 5 Heating side pulse output terminals cooling side relay output terminals 6 Heating side current output terminals 271 cooling side relay output terminals 7 Heating side relay output terminals cooling side transistor output terminals 4 GE 8 Heating side pulse output terminals 271 cooling side transistor output terminals 4 9 Heating side current output terminals 4 cooling side transistor output terminals 64 65 10 Heating side relay output terminals cooling side current output terminals 11 Heating side pulse output terminals 4 cooling side current output terminals 12 Heating side current output terminals cooling side current output terminals CT1 Control output cycle 1 to 1000 sec 30 sec time eon i Lui Heating side control On On output cycle time Off Off in heating cooling D 4 control Cycle time i Cycle time i Relay s Behavior when Cycle Time 10 sec For 20 of Control Output For 50 of Control Output For 8
23. SL1 PV input scale SH1 Parameters to be set for voltage input 1 PV input type IN1 Set according to an input signal 2 Maximum value of PV input range RH1 Set the maximum value of an input signal 3 Minimum value of PV input range RL1 Set the minimum value of an input signal 4 Position of PV input decimal point SDP1 Set the position of the decimal point for PV input display 5 Maximum value of PV input scale SH1 Set the maximum value of the scale to be controlled 6 Minimum value of PV input scale SL1 Set the minimum value of the scale to be controlled Parameters to be set for temperature input 1 PV input type IN1 Set according to a sensor 2 Maximum value of PV input range RH1 Set the maximum value of the range to be controlled 3 Minimum value of PV input range RL1 Set the minimum value of the range to be controlled A NOTE The controller may automatically initialize the registered operating parameter setpoints if any change is made to the data item PV Input Type IN1 Maximum Value of PV Input Range RH1 Minimum Value of PV Input Range RL1 PV Input Decimal Point Position SDP1 Maximum Value of PV Input Scale SH1 or Minimum Value of PV Input Scale SL1 After a change has been made to any of these data items be sure to verify the registered operating parameter setpoints to ensure that they are correct If any data item has been changed to its default set it to a required value 1 B
24. 00 Blank Page lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 4 1 Troubleshooting and Maintenance Troubleshooting E Troubleshooting Flow If the operating display does not appear after turning on the controller s power follow the measures in the procedure below Ifa problem appears complicated contact our sales representative Is the instrument defective Is key Is communication link faulty Yes Check the instrument s suffix code Does the code include a communication option Check the communication related parameters Check communication wiring Check the specifications of communication counterpart Totally i Is display A 9 operation 2 inoperable faulty faulty Yes Yes CEE A a Check wiring on the Check the key lock Turn off power and Check the power supply setting then turn it on instrument s VO terminals again specifications AA Yy Check the supply Check the specifications voltage of WO counterpart for wrong polarity lt 4 No 7 sae lo communication Normal capability No Is La key lock enabled AA Correct the Yes error s kW No Correct y Yes Yes Disable key lock v AA Ask the vendor for repair Find the cause A IMPORTANT Take note of the parameter settings when
25. 1 0L Output low limit Cooling side output high limit in heating cooling control 5 0 to 105 0 Cooling side limiter in heating cooling control 0 0 to 105 0 1 0L lt 1 0H SD shutdown Set in manual operation in 4 20 mA control output 0 0 Heating cooling control 100 0 1 MR Manual reset 5 0 to 105 0 enabled when integral time 1 1 is OFF The manual reset value equals the output value when PV SP is true For example if the manual reset value is 50 the output value is 50 when PV SP becomes true 50 0 1 H ON OFF control hysteresis Heating side ON OFF control hysteresis in heating cooling control In ON OFF control 0 0 to 100 0 of PV input range span In position proportional PID control or heating cooling control 0 0 to 100 0 Hysteresis can be set in the target setpoint when the controller is performing ON OFF control Point of ON OFF action Output Target setpoint Hysteresis gt PV value ON OFF control 0 5 of PV input range span Position proportional PID control and heating cooling control 0 5 1 DR Direct reverse action switching REVERSE 0 reverse action DIRECT 1 direct action Control output action Es action ae Deviation PV SP REVERSE 0 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 9 Parameter Name of Parame
26. 1 to 8 n SP LP1 n PID Proportional band P n P LP1 n PID Integral time I n l LP1 n PID Derivative time D n D LP1 n PID Cooling side proportional band Pc n Pc LP1 n PID Cooling side integral time Ic n lIc LP1 n PID Cooling side derivative time Dc n Dc LP1 n PID Note Parameters n SP n P n l n D n Pc n lc n Dc n 1 to 8 and submenu n PID n 1 to 8 correspond to the target setpoint number selected in the target setpoint number selection SPNO IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 8 The target setpoint ramp rate setting function prevents the target setpoint form changing suddenly It is possible to set the upward and downward changing rate i e ramp rate independently in the parameters UPR and DNR The unit of the ramp rate hour or minute is specified in TMU Setup Parameters Function Parameter Main menu Submenu Ramp rate time unit setting TMU LOOP1 SP Operating Parameters Function Parameter Main menu Submenu Target setpoint ramp rate setting UPR DNR LP1 PAR E Control Output Control output OUTPUT 1 selects the output type among the current output voltage pulse output and relay contact output signals Preset output value is output when the operation is stopped by key operation or contact input which takes priority over the manual operation Each function can be se
27. 13h Default 1 5 V DC A H mV V input Note Connecting a 250 resistor to the terminals is optional Model X010 250 2 resistor with M3 5 crimp on terminal 12 lugs 13O Retransmission output 1 Factory set to PV retransmission Ni Control output ote Select this option from the OT parameter Retransmission output 2 is available only when relay is selected as the 14 K type of control output 4 20 or Current voltage pulse output Retransmission 15 y2 ma De output 2 16 0 20mADC 4 20mADC 17 pe pulse 1 Default Unspecified retransmission type Default 4 20 mA DC Load resistance 600 or less 16 15 V DC loop power supply Retransmission output 1 is not available if a 0 20mADC 15 V DC loop power supply is used 2V 17 4 20MADC Pp pey 14 5 18 0 V DC Default 4 20 mA DC 21 mA DC max IER External contact outputs Alarm 1 output DO1 TE uD D Alarm 2 output DO2 Bro amp ee Goal 4 Common cCom 7 Ser DO4 34 a EE Do5 33 A DEEN poe 32 Een po7 3 Common COM 35 function OT1 is a setup parameter You can change the settings of the parameter OT1 to change the control output types See 2 Initial Settings
28. 45E 1st Edition May 31 2000 00 lt Toc gt 6 Press the 4 or zl key to display the required setpoint Tuning for 1 SP is AT 1 To cancel auto tuning set AT OFF MENU LP1 PAR 1 auto tuning switch changing AT 5 1 Blinks during change 3 6 lt 3 Operations gt Press the key once to register the setpoint This starts auto tuning auto tuning will be cancelled In this case PID contains the value existing before auto tuning MENU LP1 PAR 1 auto tuning switch AT 1 8 During auto tuning the panel indications become as shown below MAN1 lamp blinks 50 100 Auto tuning is complete when the MAN1 lamp goes off IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 7 3 4 Setting PID Manually If you know the values to be set or if suitable PID constants cannot be obtained by auto tuning follow the procedure below to set values 1 Bring the operating display into view display appears at power on Displays PV pee 1 SP 100 0 C 10 0 10 ov Weien In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the key for mor
29. ABS3 PYS2 DY2 3 RP RMD AFL3 PWD DY3 4 RP IC Dm A SR3 DY4 5 RP aen A LC3 AMD 6 RP contained RHY EE RDV C Pressing the DISP key once when a parameter setting display is shown retrieves the submenu of that parameter setting display Parameters RMS and SPT are displayed only for the controller with auxiliary analog remote input 2 Displayed when parameter ZON is 1 3 Main menu LOOP2 is displayed when UT mode is Cascade control Dual loop control Temperature and humidity control or Cascade control with two universal inputs IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 5 SET Press the X2 key once DISP Press the DISP key once Press the LA Jor J key once TEST gt INIT ke Note Note The parameter items shown on the TEST submenu of the setup paramet
30. Connecting a 250 Q resistor to the terminals is Heating side control output 27 sa b optional i i a e RER TARY r 1 Model X010 250 2 resistor with M3 5 crimp on terminal Relay contact output 12 D H lugs NC 1 Note Select this option from the Ru D 13 OH note O NOTE z OT parameter G KE 2 Installation category overvoltage category Il IEC1010 1 NO lt OO E m deeg com 3 E E Factory set to PV retransmission Cona See ee Retransmission output 1 15 V DC loop power supply ing d 30 V DC 3 A resistance load i Note Select this option from the OT1 parameter Heating side Retransmission output 2 is available 14 14 Power supply Control output 8 E side control output 4 20 or 14 5 18 0 V DC CAUTION U Se I 0 20 mA DC 21 mA DC max Power supply Before carrying out wiring tum off the power e Current voltage Retransmission IB het L F to the controller and check that cables to be pulse output output 2 connected are not alive with a tester or the like Default Unspecified Default 4 20 mA DC 9 2 because thore i5 a possibility of electric shock retransmission type Cooling side control output Retransmission output 1 is not available if a 9 E 16 kansancz 16 15 V DC loop power supply is used oe 4 20mADC 0 20mADC l Voltage pulse 12 V 4 20mADC If you define the cooling side output as lg vlt fens To E e r ibs 4 20 or current output retransmission output 1 and Allowable
31. Retransmission Alarmi function OTI Y Naa power supply output o Control H i output E Gor fu fom fu Alarm 1 Alarm 2 Alarm 3 Alarm4 FAIL Current or pulse Relay Current Current Current output terminals terminals terminals terminals terminals Bad and Wand Gand Wand Only UT750 50 Unavailable when control output is current or pulse O Terminal C Parameter Function gt Analog signal gt Contact signal lt _ gt Front panel key Legend IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 3 E Function Block Diagram for Heating Cooling Loop Control for Backup PV input terminals and INPUT1 Input selection I Unit selection Analog input range conversion ie Analog input bias Square root extraction I Analog input filter I 10 seg linearizer approx bias I PV input bias I PV input filter Communication terminals to and to RS485 RMS COM Q Communication Aux input Only UT750 50 Remote input terminals Band T Contact input Tracking signal Manipulated output from host INPUT2 Input selection 1 Unit selection Analog input range conversion I Analog input bias Analog input filter
32. Temperature change rate 20 C h or less Humidity 5 to 95 RH no condensation allowed Effects of changes in operating conditions Effects from changes in ambient temperature On voltage or thermocouple input 1 wV C or 0 01 of F S C whichever is larger On auxiliary analog input 0 02 of F S C OnRTD input 0 05 C C ambient temperature or less On analog output 0 05 of F S C or less Effects from power supply fluctuation within rated voltage range Onanalog input 1 2V 10 V or 0 01 of F S 10 V whichever is larger On analog output 0 05 of F S 10 V or less IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 1 2 1 5 Terminal Wiring Diagrams A NOTE Do not use unassigned terminals as relay terminals Terminal wiring diagrams are shown on and after the next page IM05D01B02 45E 1st Edition May 31 2000 00 ASv c0dl0ds0 WI 00 0002 LE Aew uonipa jet E UT750 Loop Control for Backup Model UT750 01 or UT750 51 Control output Relay contact output Nc JI NO 2 O CoM 3 T Contact rating 250 V AC 3 A Power supply Communication 1 PSL1 Communication 2 PSL2 RS 485 communication High performance RS 485 communication 28 RDB gt 29 RDA gt 30 sG 23 spB gt 24 spac 25 RDB lt 26 R
33. arithmetic operations logical operations ten segment linearizer computa tions temperature correction factor computations and pressure correction factor computations to be applied to the controller s I O signals IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 1 2 Howto install A NOTE To install the controller select a location where JS AVN o o Jo no one may accidentally touch the terminals mechanical vibrations are minimal corrosive gas is minimal temperature can be maintained at about 23 C and the fluctuation is minimal no direct radiant heat is present no magnetic disturbances are caused lt 1 Installation gt 1 2 no wind blows against the terminal board reference junction compensation element no water is splashed no flammable materials are around Never place the controller directly on flammable items or equipment If the controller has to be installed close to flammable items or equipment be sure to provide shielding panels all around the controller at least 150 mm away from every side the panels should be made of either 1 43 mm thick metal plated steel plates or 1 6 mm thick uncoated steel plates Installation Position Install the controller at an angle within 30 from horizontal with the front panel facing up ward Do not install it facing downward The position of right and left sides should be hori zontal Front panel __ ff
34. changing suddenly even if the target setpoint SP is varied The control output therefore may appear to be working incorrectly at first however it gradually adapts itself to the new target setpoint Be especially careful when the controller is in the fixed point control mode the control output may fail to change and therefore result in a loss of control if you change the target setpoint SP too frequently IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 5 4 2 Maintenance This section describes the cleaning and maintenance of the UT750 4 2 1 Cleaning The front panel and operation keys should be gently wiped with a dry cloth A NOTE Do not use alcohol benzine or any other solvents 4 2 2 Replacing Brackets When the brackets are broken or lost purchase the following brackets for replacement Target Model Part No Sales Unit UT750 T9115NL A large bracket and small bracket in pair SEE ALSO 1 2 How to Install for how to replace brackets 4 2 3 Attaching Terminal Cover When a terminal cover is necessary purchase the following part Target Model Sales Unit UT750 T9115YD 1 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 6 E Attaching Terminal Cover The procedure for attaching the terminal cover is as follows Do not touch the terminals on the rear panel when power
35. n A4 n P n l n D n OH n OL n MR n H n DR n Pc n Ic n Dc n He n DB n PO n Oc IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 10 Ten segment Linearizer 1 Parameters Located in Main menu PYS1 e Ten segment linearizer biasing factory set default gt Correction Actual input Ten segment linearizer biasing Actual input Ten segment linearizer output linearizer i biasing gt j Ten segment 1 a1 1 a2 1 a3 1 a4 1 a5 1 a6 1 a8 1 a7 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range e Ten segment linearizer approximation Ten segment linearizer input Ten segment A The parameters 1 b5 to 1 b4 PV input range after ten segment linearizer approximation 1 b3 1 b2 1 61 66 7 to 105 0 of PV input range The parameters 1 a5 to 1 a11 are equalized to the parameter 1 a4 linearizer output 1 b11 are equalized to the parameter 1 b4 1 a4 1 a11 l Ten segment Actual PV input range linearizer input 66 7 to 105 0 of PV input range IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 11 Parameter Symbol 1 a1 Name of Parameter Ten segment inearizer 1 input 1 Setting Range and Description 66 7 to 105 0 of P
36. range 100 240 V AC 10 Default 4 20 mA DC CC EE the 15 V DC loop power supply can no free voltage 13 longer be used 50 60 Hz shared Default 4 20 mA DC External contact outputs The functions of the external contact outputs are the defaults for heating cooling loop The functions of the external contact inputs are the defaults for heating cooling loop control for control for backup To change the functions reconfigure the contact output registration backup d eee Alarm 1 output DO1 uD setup parameters To change the functions reconfigure the contact input registration parameter O g 6 External contact inputs Note If you define the DO3 output as the cooling side control output the DO4 output SES i d Contact 5V bel Transistor contact 2 Alarm 2 output DO2 5 serves as the alarm 4 output Inversely if you define the DO4 output as the When switching among target setpoints 1 to 8 UTY DI Cooling side control 4 a cooling side control output the DO3 output serves as the alarm 3 output kass an zk arts srbart Di Ing ONO 45V 19 output Note DO3 ir Dit ON OFF ON OFF ON oer ON oer T 3 Die z When the cooling side control output is current the DO3 output serves as the DS OFFI ON ON JOFFIOFF ON ON OFF DIS 18 o 45V 18 Common COM alarm 3 output and DO4 output as the alarm 4 output DIS JOFFIOFFIOFF ON ON ON ON DEF D K A Dobrrperorrpoeroreorrorrl ON pis 40 0 eu 40 pay E te p04 34 x Wall of the contact inputs are
37. see table below Contact input 5 DI5 Auto ON Manual OFF switching Contact input 6 DI6 Run OFF Stop ON switching Contact input 7 DI7 Tracking switching signal M AN Switch to Manual mode 0 when in cascade control SP 0 Bit 0 of SP number SP Selection 5161 soting 1 SP 2 SP 3 SP 4 SP 5 SP 6 SP 7 SP 8 5P SP 1 GE SPinumber on ON OFF ON OFF on OFF ON lorr ZP Bit 2 S SP number DI2 OFF ON ON OFF OFF ON ON OFF 5163 SP 2 setting pis OFF OFF OFF ON ON ON ON OFF SP3 Bit3 of SP number pa OFF OFF OFF OFF OFF OFF oFF ON 5164 sorting If all of the SP parameters of a contact input are set to D P1 Operating display OFF the controller uses the immediately preceding SP H interruption 1 D Po Operating display 0 interruption 2 MG 1 Message display 0 interruption 1 M G2 Message display 0 interruption 2 MG3 Message display 0 interruption 3 Message display 0 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 19 UT Mode Parameters Located in Main menu UTMD Submenu MD Parameter Symbol UTM Name of Parameter Controller mode UT mode Setting Range and Description 5 Loop Control for Backup For another controller mode see User s Manual Reference CD ROM version Initial Value User Setting
38. set to OFF 2 Du S le lote the controller uses the immediately I preceding target setpoint DI o 5V 39 Ki Alarm 3 output DO5 33 Note External Contact Input AUTO when DI5 ON pis aal as D I 2 5 If the power is turned on when the MAN when DIS OFF S 2 pi D ZS Alarm 4 output DO6 32 external contact input is OFF the mode STOP when DI6 ON pie 37 0 ey Die 37 5 Q SPNO R L or A M existing before the RUN when DI6 OFF bi7 H FAIL output Do7 31 power is turned off will be continued Out eo si o put of tracking signal when DI7 ON 36 k o 36 ON when normal except for RUN STOP Output of PID computation when DI7 OFF DIZ COM d 35 Relay contact rating 240 V AC 1A vV Common COM 30 V DC 1 A resistance load Common COM 20 H 20 Transistor contact rating 24 V DC 50 mA T OT1 is a setup parameter Contact rating 12 V DC 10 mA or more You can change the settings of the parameter OT1 to change the control output types See 2 Initial Settings Correspondence between parameter OT1 and heating side output types cooling side output types OT1 4 factory set default OT1 5 OT1 6 OT1 7 OT1 8 OT1 9 OT1 10 OT1 11 OT1 12 Heating side Relay output Heating side Voltage pulse output Heating side Current output Heating side Relay output Heating side Voltage pulse output Heating side Current output Heating side Relay output Heating side Voltage pulse output Heating side Current output terminals and terminals and t
39. type select input 3 type select SETUP SETUP IN3 1 5V IN3 0 10V 5 S Der IK A 9 Press the 4 or key to display the 11 Press the key for more than 3 seconds required setpoint The figure below shows This returns you to the display shown at an example of setting to continuous output power on figure below 4 to 20 mA DC 1 SP 0 0 C cated 19 e TET 0 10 put 3 type select Sahat a oe IN3 0 10V Blinks during change 2 6 Setting Control Output Type except for a Position Proportional Controller The following operating procedure describes an example of changing time proportional PID relay output 0 factory shipped value to current output 2 Control output terminal Values in parentheses are setpoints Time proportional PID relay 0 on off 3 output Current 2 time proportional PID voltage pulse 1 outpult D For details on the output terminals for heating cooling control see 1 5 Terminal Wiring Diagrams 1 Bring the operating display into view display appears at power on Displays PV H In steps 2 and later illustrations of the LCD are cited to explain the procedure IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 12 2 Press the key for more than 3 seconds 7 Press the 4 k
40. unsuccessfully if the indication changes from ON to ERR Check the feedback input wiring and carry out automatic calibration again MENU UTMD VALV 1 valve automatic adjust V AT ERR 14 Press the key for more than 3 seconds This returns you to the display shown at power on figure below T SP 0 0 C 10 10 D III DV IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 2 8 Initializing Parameters lt 2 Initial Settings gt 2 15 Be sure to follow the steps below after a change of setting has been made to the data item PV Input Type PV Input Range or PV Input Scale 1 Bring the operating display into view display appears at power on Displays PV Displays target setpoint 1 1 SP In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu 3 Press the key once to display the main menu STUP STUP password input main menu 4 Press the key once to display the main menu LOOP1 LOOP1 loop 1 setup para SETUP main menu oo Lesen mt
41. 0 of Control Output 0 sec D ser 10 sec On state duration 2 sec On state IEN 5 A On state duration 8 sec Off state duration 8 sec Off state duration 5 sec Off state duration 2 sec CTc1 Cooling side control 1 to 1000 sec 30 sec output cycle time AC Analog output 1 type Allows control output or retransmission output to be presented 0 OUTPUT 1 as one of the following current signals Terminals and 0 4 to 20 mA Analog output 2 type 1 0 to 20 mA 0 AQ2 OUTPUT 2 2 20to4mA Terminals and 3 20 to 0 mA AO3 Analog output 3 type 0 OUTPUT 3 Terminals and Ai H Analog output 1 100 Set the values of segmental points for the 0 and 100 output 100 0 segmental point levels at which the values are presented via OUTPUT 1 Analog output 1 0 terminals and See M Performing Split Computations below 0 0 Ai L segmental point 5 0 to 105 0 A2 H Analog output 2 100 Set the values of segmental points for the 0 and 100 output 100 0 segmental point levels at which the values are presented via OUTPUT 2 Analog output 2 0 terminals and See M Performing Split Computations below 0 0 A2 L segmental point 5 0 to 105 0 A3 H Analog output 3 100 Set the values of segmental points for the 0 and 100 output 100 0 segmental point levels at which the values are presented via OUTPUT 3 Analog output 3 0 terminals and See M Performing Split Computations below 0 0
42. 2 45E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 2 E Function Block Diagram for Loop Control for Backup Tracking signal c icati Only UT750 50 Manipulated PV input t A Remote input output from host terminalsd and4 pe a terminals and Contact input terminals and Contact input Input selection Input selection l i i l I I i i Unit selection Unit selection ial a ia E S E Analog input range conversion Analog input range conversion Hoi E a 7 I i 3 Analog input bias Analog input bias 2 Es eg CH rS Eet EI Square root extraction 5 S i s I ne i gt Analog input filter Analog input filter i Si d ENEE DEE EENS io seg lineari j 2 dei 10 seg linearizer approx bias E E PV input bias i p H RMS COM l PV input filter Communication Aux input Ratio bias Target setpoints calculation 1to8 RL I REMOTE v4 LOCAL Target setpoint ramp rate function Manual operation Control computation el RAE eect dd l Tracking ON Control output cannot be MANS AUTO SEN AN AUTO ONYMAN OFF switching 7 DI7 is set to ON Preset output Output limiter STOP RUN SIR 5 y STOP ON RUN OFF switching 15 V loop
43. DA 27 sG T e a Note Select this option from H he OT1 parameter E Time proportional PID relay contact output is configured at factory before shipment Power supply 30 V DC 3 A resistance load D CAUTION Before carrying out wiring turn off the power to the controller and check that cables to be connected are not alive with a tester or the like because there is a po z N fg of electric shock 10 r Allowable range 100 240 V AC 10 free voltage 50 60 Hz shared Wiring can only be carried out for controllers with communication functions OVCOVCOCO EE Ee O O GOOS8 Tracking signal host deviced operation output Wiring can only be carried out for controllers with auxiliary analog input r Ml Receiving 4 20 mA DC Current Signals with the Controller When receiving 4 20 mA DC current signals PV input Not configured at factory before shipment See 2 Initial Settings H l H Auxiliary analog input TC input RTD input i set the PV input type to 1 5 V DC setpoint 41 i H H 11 A H lt 21 Speciyin a range of 12 Di6 LG 1 5 V DC 0 2 V DC 22 O TONDE TE i 250 Q 4 20mA 1318
44. EES ES 5 Press the key once to display the main menu UTMD UTMD UT750 configuration SETUP main menu 6 Press the key once to display the submenu MD MD UT mode set SETUP sub menu 7 Press the key twice to display the submenu INIT INIT parameter initialize SETUP sub menu IM05D01B02 45E 1st Edition May 31 2000 00 lt 2 Initial Settings gt 2 16 lt Toc gt 8 Press the key once to display the 10 Press the key once The display parameter INI momentarily becomes blank which is SE normal indicating the parameters have parameter initialize been initialized SETUP INI OFF MENU UTMD INIT 1 parameter initialize AA a SETUP CJ INI ON z SI DISP zla 9 Press the 4 key to display ON MENU UTMD INIT 1 parameter initialize 11 Press the key for more than 3 seconds This returns you to the display shown at changing INI ON power on figure below Blinks during change LPE
45. ID 1 Dep key IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 3 E Operating Displays for Heating Cooling Loop Control for Backup SP Display The target setpoint SP along with the deviation bar appears on the Setpoint display LCD Heating Cooling OUT Display The target setpoint PID number and heating side HEAT and cooling side COOL control output values appears on the Setpoint display LCD Deviation Trend Display The deviation trend appears on the Setpoint display LCD Heating Cooling Data List Display The target setpoint heating side H and cooling side C control output values deviation and PID number appears on the Setpoint display LCD IR II DV SP 100 0 10 0 C 1 DISP J key 1 SP 100 0 C PID 1 C 100 0 H 0 0 l DV Arend scan DISP key SP display Allows the target setpoint to be changed Wie the or A key to change the EEN and press the key to register it ch a OUT ___ Allows the control output value to be changed when DI7 OFF SIS Press the AM key to turn on the MAN1 lamp Then press e the LZ key to increase the cooling side output and decrease the heating side output or e the A key to decrease the cooling side ou
46. M 1 Press the A or YJ key to display the set point 5 MENU UTMD MD 1 UT mode select changing UTM 5 Blinks during change H Press the key once to register the setpoint MENU UTMD MD 1 UT mode select SETUP UTM 5 10 The controller re starts which is normal Then set PV input type See 2 4 Setting PV Input Type IN input set SETUP sub menu IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 6 2 4 Setting PV Input Type The following operating procedure describes an example of setting a K type thermocouple 200 0 to 500 0 C and a measurement rang of 0 0 to 200 C PV input Factory shipped setting Not configured PV input terminal Thermocouple mV V Imput cee TDi putt orcad sce ee tenets Example of Voltage Input 1V 2V 4V 5V Instrument input range input range p Ba Set a range He PV input range Lab to be RL PV input range gt F Rh1 So Anne Ltd i Pa Set a range to Or Or i e controlle Minimum value of Maximum value of ER PV input range RL1 PV input range RH1 0 0m h 50 0m h Minimum value of Maximum value of PV input scale
47. ON OFF ON Er ON OFF 3 S p Alarm 2 output DO2 Bio RP DI2 OFF ON ON OFF OFF ON ON OFF DIS D s ple 18 z Note 1 The alarm 3 output parameters of Dia OF FOFFIOFF ON ON ON ON OFF 5V p lt sar Do3 dro the DO3 and DOS outputs share the Di4 OFFOFFOFFOFFOFFIOFFOFF ON oko DS 40 Note 1 same function 7 DI3 5V If all of the contact inputs are set to OFF Common COM 7 Note 2 The alarm 4 output parameters of the controller uses the immediately DI4 the DO4 and DO6 share the same preceding target setpoint Di4 28 7 5v 3 Alarm 4 output DO4 function AUTO when DIS ON DI5 Note 2 3 MAN when DI5 OFF DIS t We 33 DIG Alarm 3 output 33 STOP when DI6 ON Le 7 Note 1 DOS RUN when DI6 OFF ee We T 2 a Alarm 4 output 32 Output of tracking signal when DI7 ON 1 pj7 36 o An 36 a Note 2 DO6 Output of PID computation when DI7 OFF CONI RK i M 20 20 ee por 31 Common EEMS I T 35 Contact rating 12 V DC 10 mA or more Commo COM 7 Note External Contact Input Relay contact rating 240 V AC 1 A If the power is turned on when the external contact input is OFF the mode SPNO R L or A 30 V DC 1 A resistance load A M existing before the power is turned off will be continued except for RUN STOP Transistor contact rating 24 V DC 50 mA lt 301 gt lt uonejesu Us GL L Blank Page lt Toc gt lt 2 Initial Settings gt 2 Initial Settings This chapter describes examples of set
48. OOP1 LOOP1 loop 1 setup para SETUP main menu oo Lesen mt EES ES Press the key once to display the submenu SP SP SP control SETUP sub menu Press the A key once to display the submenu ALM ALM alarm control SETUP sub menu 2 17 lt 2 Initial Settings gt 7 Press the key once to display the parameter AL1 alarm 1 type MENU LOOP1 ALM 1 alarm 1 type select SETUP 8 Press the 4 or key to display the required setpoint The figure below shows an example of setting the PV low limit alarm MENU LOOP1 ALM 1 alarm 1 type select changing AL 2 Blinks during change setpoint MENU LOOP1 ALM 1 alarm 1 type select SETUP AL You can take the same steps for alarm 2 type AL2 alarm 3 type AL3 and alarm 4 type AL4 that are displayed after this 10 Press the key for more than 3 seconds This returns you to the display shown at power on figure below T ep 0 0 C 10 10 D III DV 11 When setting alarm s
49. SR is displayed when UT mode is Loop control with PV switching Loop control with PV auto selector 8 Loop control with PV switching and two universal inputs or Loop control with PV auto selector and two universal inputs Main menu PYS2 is displayed when UT mode is Cascade control Loop control with PV switching Dual loop control Temperature and humidity control Cascade control with two universal inputs or Loop control with PV switching and two universal inputs IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 4 UT750 Setup Parameter Map Password To operating parameter setting check display display main menu MODE on the previous page EENEG Main menu submenu H RMS AL1 OPR A BS1 RETI DVB1 V A SPT AL2 MOD SE i AAPL RTH1 DVB2 AM PVT AL3 AR A SR1 RTL1 TSC1 MODE TMU AL4 ZON EE ALCI RET2 TSC2 LP1 SPH HY1 R MD i i as lt ABS2 RTH2 TTM LP2 SPL HY2 R TM I LOOP1 A FL2 RTL2 L PID HY3 GRP i i A SR2 L USR HY4 L However ALC2 PYS1 DY1 2 RP Set
50. V input range Initial Value 0 0 of PV input range User Setting 1 61 Ten segment inearizer 1 output 1 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a2 Ten segment inearizer 1 input 2 66 7 to 105 0 of PV input range 0 0 of PV input range 1 62 Ten segment inearizer 1 output 2 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a3 Ten segment inearizer 1 input 3 66 7 to 105 0 of PV input range 0 0 of PV input range 1 63 Ten segment inearizer 1 output 3 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a4 Ten segment inearizer 1 input 4 66 7 to 105 0 of PV input range 0 0 of PV input range 1 64 Ten segment inearizer 1 output 4 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approxim
51. a iD Ke is D Control outpu cannot be changed when contact input Control computation I Output limiter 7 DI7 is set to ON Preset output Signal comparison FEEDBACK terminals and Feed back input L relay ss Ke H relay E OUTPUT terminals and key Relay output 15 V loop power supply Retransmission output Alarm function Direct reverse s M Motor driven valve Current terminals O and D ignal Valve position sliding resistor S _ gt lt Leg Current terminals Band Alarm 1 Alarm 2 Alarm 3 Alarm 4 C Parameter ee gt Contact signal Function lt _ gt Front panel key IM05D01B02 45E 1st Edition May 31 2000 00 lt 6 Function Block Diagram and Descriptions gt 6 5 Functions and Parameters for Loop Control for Backup in Initial State Functions and parameters in initial state are given in the tables below For details on each parameter refer to 5 2 Lists of Parameters E PV Input PV input INPUT1 is a universal input which can receive signals from thermocouple RTD or DC voltage signals The controller is capable of biasing square root extraction first order lag computation filtering ten segment linearizer approximati
52. able below UT750 01 UT750 11 UT750 51 E Regarding This User s Manual This manual should be provided to the end user Keep an extra copy or copies of the manual in a safe place Read this manual carefully to gain a thorough understanding of how to operate this product before starting operation This manual describes the functions of this product Yokogawa M amp C Corporation hereinafter simply referred to as Yokogawa does not guarantee the application of these functions for any particular purpose Under absolutely no circumstances may the contents of this manual in part or in whole be transcribed or copied without permission The contents of this manual are subject to change without prior notice Every effort has been made to ensure that the details of this manual are accurate However should any errors be found or important information be omitted please contact your nearest Yokogawa representative or our sales office Media No IM 05D01B02 45E CD 1st Edition May 2000 YK IM 05D01B02 45E 1st Edition May 31 2000 00 All Rights Reserved Copyright 2000 Yokogawa M amp C Corporation lt Toc gt lt Rev gt Il E Safety Precautions The following symbol is indicated on the controller to ensure safe use user s manual in order to avoid the risk of injury or death of personnel or damage to the instrument The manual describes how the operator should exercise special care to avoid CAUTION electric shock o
53. ach function can be set by the following parameters Setup Parameters Function Parameter Main menu Submenu Input selection IN3 UTMD IN Unit selection UNI3 UTMD IN Analog input range conversion RH3 RL3 SDP3 SH3 SL3 UTMD IN Analog input bias A BS3 CMLP AIN Analog input filter A FL3 CMLP AIN E Remote Input Remote input signal can be received via communication The controller is capable of ratio biasing on remote input signals Remote input selection parameter RMS is neccesary to be set to COM Each function can be set by the following parameters Setup Parameters Function Parameter Main menu Submenu Remote input selection RMS LOOP1 SP Note Remote input signal can be received via communication For details refer to GREEN Series Communication Functions IM 05G01B02 01E Operating Parameters Function Parameter Main menu Submenu Ratio bias calculation RT RBS LP1 PAR Remote Local switching MODE REM LOC1 MODE None IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 7 E Contact Input It is possible to select one out of eight setpoints by turning the four contact input signals ON or OFF This function is assigned to DI contact input 1 to DI4 contact input 4 Contact Target setpoint number to be selected SPNO If all contact input inputs a
54. al places Depend on the PV input type SH1 Max value of PV input scale shown when in voltage input mode SL1 Min value of PV input scale shown when in voltage input mode Set the read out scale of voltage mode PV input 19999 to 30000 where SL1 lt SH1 Depend on the PV input type Depend on the PV input type BSL1 Selection of PV input burnout action Allows the PV input value to be determined as shown below in case of PV input burnout 105 of PV input range if set to Upscale 5 0 of PV input range if set to Downscale OFF 0 Disable UP 1 Upscale DOWN 2 Downscale Depend on the PV input type RJC1 Presence absence of PV input reference junction compensation Allows input compensation to be applied to thermocouple input OFF 0 Absent ON 1 Present ON 1 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 20 Parameter Symbol IN2 Name of Parameter Although not used in Loop Contro Setting Range and Description for Backup it is shown on the disp Initial Value User Setting UNI2 Although not used in Loop Contro for Backup it is shown on the disp RH2 Although not used in Loop Contro for Backup it is shown on the disp RL2 Although not used in Loop Contro for Backup it is shown on the disp SDP2 Although not used i
55. and Position Propor tional Loop Control for Backup SP Display The target setpoint SP along with the deviation bar appears on the Setpoint display LCD OUT Display The target setpoint PID number and control output value along with the control output bar appears on the Setpoint display LCD For position proportional control the valve opening 0 to 100 appears instead of the control output value Deviation Trend Display The deviation trend appears on the Setpoint display LCD Data List Display The target setpoint control output value deviation and PID number appears on the Setpoint display LCD IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 2 IR ASP mc SP display Allows the target setpoint to be changed ov Mime ITT e the Jor amp key to change the St and press the key to register it I Dep key 1 SP 100 0 C PID 1 OS g 00 OUT display Allows the control output value to be changed weie l when DI7 OFF Then press the Jor LA key to change the control output value Tren the AmJkey to turn on the MAN1 etre I nisp key Deviation Trend For monitoring only display I Dep key 1 SP 100 0 C oT SE Data List display _ For monitoring only P
56. arm action Continues Alarm with standby function will enter standby status Setting parameter Set contents of each parameter are retained Auto tuning Cancelled Control action Differs with setting of setup parameter R MD restart mode R MD setting Control action after recovery from power failure CONT Action before power failure continues factory shipped setting MAN Outputs preset output value PO NOTE as control output and continues action set before power failure in MAN mode AUTO Outputs preset output value PO NOTE as control output and continues action set before power failure in AUTO mode NOTE For heating cooling control preset output value is 50 of PID computation E Troubleshooting when the Controller Fails to Operate Correctly If your control tasks are not successful check the preset parameters and controller wiring before concluding the controller to be defective The following show some examples of troubleshooting you should refer to in order to avoid the possibility of other problems The Controller does not Show the Correct Process Variable PV The UT750 controllers have a universal input The type of PV input can be set changed using the parameter IN1 At this point the controller must be wired correctly according to the selected type of PV input Check the wiring first if the controller fails to show the correct PV value To do this refer to 2
57. arrying out wiring turn off the power ere retransmission output 1 cannot be used to the controller and check that cables to be 16 N connected are not alive with a tester or the like G 14 O 9 ee 145 18 0 V DC because there is a possibility of electric shock 17 O 4 20MADC 15 21 mA DC max Default 4 20 mA DC A 4 o e le T Allowable range 100 240 V AC 10 free voltage 50 60 Hz shared The functions of the external contact inputs are the defaults for position proportional loop control for backup y To change the functions reconfigure the contact input registration parameter External contact outputs me oneone di me der conac Seed External contact inputs are the defaults for position proportional loop SS r Alarm 1 output DO1 el GD control for backup To change the functions When switching among target setpoints 1 to 8 Contact me pb Transistor contact reconfigure the contact output registration f SPP SPB SP SPIs SPI6 SP SPB SPI Din glo No 45V 19 setup parameters Dit ON OFF
58. asking the vendor for repair IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 2 E Errors at Power on The following table shows errors that may be detected by the fault diagnosis function when the power is turned on Display SE Description Control Alarm Retransmission er S PV position Error indication of error output output output Communication Remedy E000 Faulty RAM OFE Geh None e or less BV E001 Faulty ROM o SE Stopped Faulty indicating E002 System data error Undefined Undefined Undefined Contact us LED PV decimal point blinks calibration Normal action Normal action Normal action Normal action for repair valu a out of out of out of out of D accuracy accuracy accuracy accuracy Normal Error cod Ser action ge and rror code or less e set the LCD See description below Parameter error Normal action or OFF Normal action Normal action initialized parameters An error code is displayed in the event of an error according to its type An error code is a two digit figure in which a combination of 6 bits of on and off is converted into a decimal number The following shows the relationship between each bit and parameter to be checked for abnormality Bit No 6 5 4 3 2 1 0 Parameter to be checked Operation mode output Operating parame
59. ation 1 a5 Ten segment inearizer 1 input 5 66 7 to 105 0 of PV input range 0 0 of PV input range 1 65 Ten segment inearizer 1 output 5 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a6 Ten segment inearizer 1 input 6 66 7 to 105 0 of PV input range 0 0 of PV input range 1 66 Ten segment inearizer 1 output 6 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a7 Ten segment inearizer 1 input 7 66 7 to 105 0 of PV input range 0 0 of PV input range 1 b7 Ten segment inearizer 1 output 7 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a8 Ten segment inearizer 1 input 8 66 7 to 105 0 of PV input range 0 0 of PV input range 1 68 Ten segment inearizer 1 output 8 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range
60. ce deviation is set without setting any reference point The selected set of PID parameters is as follows Since region 1 is within the deviation range the controller uses the 1st group of PID parameters Since region 2 is outside the deviation range the controller uses the parameter of the number selected in PID group number GRP PV input value Maximum value of PV input range RH1 Reference deviation RDV Ee m t Reference deviation RDV Target setpoint A slope is set to vary the target setpoint Minimum value of PV input range DU OFF 0 Disable 0 0 to 100 0 of PV input range span IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 15 Analog Input Computation Parameters Located in Main menu CMLP Submenu AIN A LC3 signal cutoff tracking input The slope equals 1 at levels below the low signal cutoff point Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting A BS1 Analog input 1 bias Used to correct the PV input value beforehand 0 0 of PV N PV input When in normal operation use the PV Input Bias BS operation input range mode parameter span 100 0 to 100 0 of PV input range span A EI Analog input 1 filter OFF 0 Disable OFF 0 PV input 1 to 120 sec A S R1 Analog input 1 Performs square root computat
61. conductors UL2482 Hitachi Cable Other signals Shielded wires Recommended Terminal Lugs Applicable wire size Tightening torque 0 3 to 1 65 mm 0 8 N m or less 3 7mm 3 7mmed 7 mm or less Q 7 mm or less Terminal Covers Target Model Part Number Sales Unit For UT750 T9115YD 1 IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 7 1 4 Hardware Specifications PV Input Signals Number of inputs 1 terminals amp 42 49 Input type Universal input system The input type can be selected with the software Sampling period 50 100 200 and 500 ms The sampling period can be selected with the software Initial value 200 ms Burnout detection Functions at TC RTD standard signal 0 4 to 2 V or 1 to 5 V Upscale downscale and off can be specified For standard signal burnout is determined to have occurred if it is 0 1 V or less Input bias current 0 05 uA for TC or RTD b terminal Measurement current RTD About 0 13 mA Input resistance 1 MO or more for thermocouple or mV input About 1 MQ for DC voltage input Allowable signal source resistance 250 or less for thermocouple or mV input Effects of signal source resistance 0 1 V Q or less 2 KQ or less for DC voltage input Effects of signal source resistance About 0 01 100 0 Allowable wiring resistance for RTD input Maximum 150 Q wire Conductor resista
62. contact rating 12 V DC 10 mA or more e On off determination For non voltage contact input contact resistance of 1 KQ or less is determined as on and contact resistance of 20 kQ or more as off For transistor open collector input input voltage of 2 V or less is determined as on and leakage current must not exceed 100 pA when off e Minimum status detection hold time PV input s sampling period x3 Contact Outputs e Purpose Alarm output FAIL output and others e Number of outputs 7 relay 3 transistor 4 e Relay contact rating 240 V AC 1A or 30 V DC 1 A COM terminal is common e Transistor contact rating 24 V DC 50 mA COM terminal is common Display Specifications e PV display 5 digit 7 segment red LEDs character height of 20 mm for UT750 e Setpoint display 32x128 dot LCD display with back light e Status indicating lamps LEDs Safety and EMC Standards e Safety Compliant with IEC1010 1 1990 and EN61010 1 1992 Approved by CSA1010 CSA1010 installation category overvoltage category CATII IEC1010 1 Approved by UL508 e EMC standards This instrument complies with the following EMC standards the instrument continues to operate at a measuring accuracy of within 20 of the range during tests EMI emission EN55011 Class A Group 1 EMS immunity EN50082 2 1995 IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 1 0 Construction Installati
63. cooling control 0 to 100 is transmitted if setpoint 3 is selected 0 to 50 Cooling side output 50 to 100 Heating side output RTH2 Maximum value RET2 1 2 RTL2 1 digit to 100 0 of PV input range 100 0 of PV of retransmission RET2 3 RTL2 1 digit to 100 0 input range output 2 scale RTL2 Minimum value RET2 1 2 0 0 of PV input range to RTH2 1 digit 0 0 of PV of retransmission RET2 3 0 0 to RTH2 1 digit input range output 2 scale Deviation Trend Parameters Located in Main menu CMLP Submenu TRND Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting DVB1 Deviation display band 0 0 to 100 0 of PV input range span 1 0 of PV Permits a change in the span of deviation shown on the input range front panel deviation monitor span Deviation trend scale Allows the deviation axis on the Deviation Trend operating 5 0 of PV TSC1 display to be re scaled input range span TTM Deviation trend scan time 0 to 600 sec Allows the time axis on the Deviation Trend operating display to be re scaled 5 sec IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 17 Security related Parameters Located in Main menu CMLP Submenu LOCK Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Settin
64. ct inputs are set to OFF 5 the controller uses the immediately DI4 preceding target setpoint D14 39 45V 39 AUTO when DI5 ON DI5 MAN when DI5 OFF DIS 38 5V 38 Die STOP when DI6 ON 7 RUN when DI6 OFF De Gin W 3 Y Output of tracking signal when DI7 ON DI7 36 DI7 36 Output of PID computation when DI7 OFF COM t Common COM 20 T a Relay contact rating 240 V AC 1 A 30 V DC 1 A resistance load Transistor contact rating 24 V DC 50 mA Contact rating 12 V DC 10 mA or more Note External Contact Input If the power is turned on when the external contact input is O A M existing before the power is turned off will be continued except for RUN STOP FF the mode SPNO R L or lt 301 gt lt uoneyjelsu Le Lt ASv c0d0ds0 NI 00 0002 LE Ae uonp2iet
65. e key once to display the main menu LP1 LP1 loop 1 parameter main menu 4 Press the key once to display the submenu PAR PAR parameter sub menu 5 Press the 4 key once to display the submenu 1 PID 1 PID PID parameter SPno 1 sub menu 6 7 lt 3 Operations gt 3 9 Press the key twice to display the parameter 1 A1 MENU LP1 1 PID 2 alarm 1 set point 1 A1 200 0 C Press the 4 or YJ key to display the required setpoint MENU LP1 1 PID 2 alarm 1 set point changing 1A1 160 0 C Blinks during change Press the key once to register the setpoint MENU LP1 1 PID 2 alarm 1 set point 1A1 160 0 C You can take the same steps for alarm 2 setpoint 1 A2 alarm 3 setpoint 1 A3 alarm 4 setpoint 1 A4 that are displayed after this Press the key for more than 3 seconds This returns you to the display shown at power on figure below Y SP 100 0 C 10 0 10 a IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 10
66. e of setting the maximum value of the PV input range to 200 0 C MENU UTMD IN 3 input 1 range high changing RH1 0 0 Blinks during 14 Press the J key once to register the setpoint MENU UTMD IN 3 input 1 range high SETUP 200 0 RHI 15 Press the f key once to display the parameter RL1 minimum value of PV input range MENU UTMD IN 4 input 1 range low SETUP 200 0 16 Press the 4 or 17 18 2 8 lt 2 Initial Settings gt key to display the required setpoint The figure below shows an example of setting the minimum value of the PV input range to 0 0 C MENU UTMD IN 4 input 1 range low changing DU 0 0 Blinks during change setpoint MENU UTMD IN 4 input 1 range low If the type of input is voltage also config ure the PV Input Decimal Point Position SDP1 Maximum Value of PV Input Scale SH1 and Minimum Value of PV Input Scale SL1 parameters that are displayed after this This returns you to the display shown at power on figure below 0 0 C 10 YSP Ee 1 EW e WE DV
67. e output is transistor O Terminal C Parameter Function Legend Analog signal SS gt Contact signal lt _ gt Front panel key IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt E Function Block Diagram for Position Proportional Loop Control for Backup PV input terminalsd OZ and 49 Input selection lt lt j_L Unit selection I Analog input range conversion I Analog input bias I Square root extraction I Analog input filter I 10 seg linearizer approx bias PV input bias PV input filter In MAN operation relay is ON when Jor A key is hold down Communication terminals to and to RS485 O Communication Aux input Only UT750 50 Remote input terminals and T Contact input INPUT2 Input selection Unit selection I Analog input range conversion I Analog input bias Analog input filter Ratio bias Target setpoints calculation 1to8 C RL d REMOTE Target setpoint ramp rate function A Manual operation uonogjas ulodjes ebe Tracking signal Manipulated output from host terminals and Contact input IR rei 8 S x pA 5 n Wed Si HE D E F i
68. e power on figure below TSP 0 0 C 10 0 10 Mi Itt IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 13 List of Control Output Types Parameter Name of Parameter Setpoint Control Output Types Symbol 0 Time proportional PID relay contact output terminals 1 Time proportional PID voltage pulse output terminals 2 Current output terminals 3 On off control relay contact output terminals 4 Heating side relay output terminals O cooling side relay output terminals 5 Heating side pulse output terminals cooling side relay output terminals Q OT 1 Control output type 6 Heating side current output terminals cooling side relay output terminals 7 Heating side relay output terminals cooling side transistor output terminals 64 8 Heating side pulse output terminals cooling side transistor output terminals 4 5 9 Heating side current output terminals 2 cooling side transistor output terminals 64 10 Heating side relay output terminals cooling side current output terminals 11 Heating side pulse output terminals cooling side current output terminals 12 Heating side current output ter
69. e than 3 seconds 5 Press the 4 key once to display the to call up the main menu MODE submenu 1 PID MODE 1 PID mode parameter PID parameter SPno 1 main menu sub menu 3 Press the 4 key once to display the main 6 menu LP1 parameter 1 P proportional band for 1 SP LP1 nN Pelee Ay Gegen 8 1 P 5 0 4 Press the key once to display the submenu PAR 7 Press the 4 or key to display the required setpoint parameter MENU LP1 1 PID 6 sub menu proportional band changing 1 P amp 18 0 Blinks during change IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 8 Press the key once to register the setpoint MENU LP1 1 PID proportional band 6 1P 18 0 The same steps can be used for integral time 1 1 and derivative time 1 D that are displayed after this figure below Displays PV lt 3 Operations gt 3 8 TIP For the PID parameter number you set in step 5 select the subme
70. e wider characteristic changes compared with Response mode 3 Hunting suppressing function Response mode Enables quick follow up and short converging time of PV for the changed target setpoint Note Use SUPER function SC 2 or 3 in PID control or PI control SUPER function 2 or 3 is not available in the following controls 1 ON OFF control 2 P control control for proportional band only 3 PD control control for proportional band and derivative item only 4 Heating cooling control Can not be used for the control processes with quick response such as flow control or pressure control OFF 0 BS PV input bias 100 0 to 100 0 of PV input range span Used to correct the PV input value 0 0 of PV input range span FL PV input filter OFF 0 1 to 120 sec Used when the PV input value fluctuates OFF 0 UPR Setpoint ramp up rate DNR Setpoint ramp down rate OFF 0 0 0 1 digit of PV input range span to 100 0 of PV input range span Set ramp up rate or ramp down rate per hour or minute Sets unit in ramp rate time unit TMU Used to prevent the target setpoint from changing suddenly The ramp setting function works when 1 the target setpoint is changed e g 1 SP is changed from 100 C to 150 C 2 the target setpoint number SPNO is changed e g the parameter is changed from 1 SP to 2 SP 3 the power is turned on or has recovered from a failure o
71. een relay contact outputs Isolated from other input output terminals and internal circuit Transistor contact output terminals Not isolated between transistor contact outputs Isolated from other input output terminals and internal circuit RS 485 communication terminals Not isolated from contact input terminals Isolated from other input output terminals and internal circuit Feedback slide resistance input terminals Not isolated from analog current output terminals control retransmission 15 V DC loop power supply and voltage pulse control outputs Isolated from other input output terminals and internal circuit Power terminals Isolated from other input output terminals and internal circuit Grounding terminals Isolated from other input output terminals and internal circuit Environmental Conditions Normal operating conditions Ambient temperature 0 to 50 C 40 C or less for side by side close installation Temperature change rate 10 C h or less Ambient humidity 20 to 90 RH no condensation allowed Magnetic field 400 A m or less Continuous vibration at 5 to 14 Hz Full amplitude of 1 2 mm or less Continuous vibration at 14 to 150 Hz 4 9 m s or less Short period vibration 14 7 m s 15 seconds or less Shock 14 7 m s or less 11 ms Installation height Height above sea level of 2000 m or less Warm up time 30 minutes or more after power on Transportation and storage conditions Temperature 25 to 70 C
72. er setting display are to be used by Yokogawa service personnel to check the controller functions User cannot set or change these parameters 4 Submenu R485 is displayed only for the controller with communication function 5 Submenu VALY is displayed only for the position proportional controller IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 6 5 2 Lists of Parameters This section describes the functions of parameters briefly In addition each parameter table has a User Setting column where you can record your setpoints when setting them in the controller Parameters relating to PV or setpoints should all be set in real numbers For example use temperature values to define target setpoints and alarm setpoints for temperature input The User Setting column in the table is provided for the customer to record setpoints Numbers in are the parameter setpoints that apply when the communication func tion is used ex REMOTE 1 LOCAL 0 E Operating Parameters Operation Mode Parameters Located in Main menu MODE Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting MO D E Remote Local Set to Local when carrying out control using the target setpoints of LOCAL 0 switching the controller or to Remote when using target setpoints acquired via R L1 communication REMOTE 1 Remote mode LOCAL 0 Local m
73. erminals 6 and 07 terminals 0 and terminals d and terminals and q terminals 0 Aand terminals and 71 terminals d and wesch Cooling side Relay output Cooling side Relay output Cooling side Relay output Cooling side Transistor output Cooling side Transistor output Cooling side Transistor output Cooling side Current output Cooling side Current output Cooling side Current output terminals and terminals and terminals and terminals 4 and terminals and SE terminals 4 and terminals and terminals and 281 terminals and A The types of control output relay output and voltage pulse output shown in the table above refer to those of time proportional control A ASv c0dl0ds0 WI 00 0002 LE Aew uonipa jet E UT750 Position Proportional Loop Control for Backup Model UT750 11 E Receiving 4 20 mA DC Current Communication 1 Communication 2 PV input Not configured at factory before shipment A A PSL1 PSL2 See 2 Initial Settings Signals with the Controller S Tracking signal i When receiving 4 20 mA DC current signals Wir
74. es replacement of the control output relay IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 5 5 1 lt 5 Parameters gt 5 1 Parameters Parameter Map This section contains Operating Parameter Map and Setup Parameter Map for UT750 as a guideline for setting parameters These maps are helpful in finding the positions of the displays when setting the param eters and should be used as a quick reference for the entire range of parameter displays IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt UT750 Operating Parameter Map Operating Display DISP L Operating Operating Operating Operating display 1 display 2 display 3 display n SELECT display 1 y SELECT display 2 Y SELECT display 3 y SELECT display 4 SELECT Sr d ispl deeg i aispiay S ag MODE UPR det HK tay MODE E eegene lt L RML2 l i RT 5 MODE RBS S R l RFL SPNO ORB EE 7 i ORL Not displayed for ON OFF control Not displayed for heating cooling or position proportional control D
75. eseeeenseeeeneeeneas 3 5 3 4 Setting PID Manually ccssccesseeceseeesseeeeseeeenseeeessaeseseeesnseeeeneeeeseaesaseaeensneees 3 7 3 5 Setting Alarm Setpoint cccccesccesseeeeseeeeeseeeeeseseseeeseseeeenseaeseeeseseeeenseeeeeseees 3 8 3 6 Selecting Target Setpoint Numbers SPNO cccsseceeesseeeessseeeeeeeeees 3 10 3 7 Switching between RUN and Stop ceccceccesseeeseeeeseeeeeseeeeseeessesesaeenseeeesseeees 3 11 3 8 Switching between AUTO and MAN ccsscsseeeseeeeeseeseeeseseeseseeeeneeeeeeeees 3 12 3 9 Manipulating Control Output during Manual Operation 0 00 3 13 3 10 Backup the Control Output cccsecceeeeseseceseeeeeseeenseeeeeeeeeseaeeseeeseseeeeeseenenees 3 15 IM05D01B02 45E 1st Edition May 31 2000 00 lt Int gt lt Rev gt Toc 2 4 Troubleshooting and Maintenance ccccessseeeeeeeeeeseeeeeeeeeeeeeeeeeenes 4 1 4 1 Troubleshooting ico ecad cc cnccccsesconteasieceeccanceeedeniecueweatieeetets randewenntedeneevrieenavreeemueil 4 1 4 2 Naintenanee sssrin aE E ARE a 4 5 4 2 1 En Une ME 4 5 4 2 2 Replacing Brackets cccceseccesesseeeeeeseeneesesseneeseesaneesessaneesenneneess 4 5 4 2 3 Attaching Terminal Cover cccccccecceeeeeeeseeeeeeeeeeeneesseaeessaeeseneeeeaes 4 5 4 2 4 Replacing Parts with a Limited Service Lite 4 7 4 2 5 Replacing Control Output Relays ccccceceeeseeeeeeeseeeeteneeeeneeeeneeees 4 8 5 Parameter
76. etpoints see 3 5 Setting Alarm Setpoints IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 18 E List of Alarm Types The table below shows the alarm types and alarm actions In the table codes 1 to 10 are not provided with stand by actions while codes 11 to 20 are provided with stand by actions Alarm type code Alarm type code Alarm action Alarm action Contact Contact Contact Contact Alarm type Alarm type Open close shows status of relay contact Sloses opens Open close shows status of relay contact closes opens me am ifalarm if alarm uae pei if alarm if alarm and lit and unlit shows status of lamp occurs occurs and lit and unlit shows status of lamp occurs occurs Wees IL o Hysteresis Hysteresis ae PV high limit Open unlit j Closed lit _ PV Alarm setpoint De energized Open lit Closed on deviation low unlit S Hysteresis PV low limit Closed lit TEE Grenn lt Alarm setpoint PV Hysteresis Deviation high Open unlit Closed lit limit A Deviation PV setpoint Target SP Hysteresis Hysteresis Closed Open Closed Deviation high lit i y unlit i and low limits A A Deviation setpoint PV paea gt Target SP Hysteresis Closed Hysteresis Deviation within Open high and low unlit limits limit alarm PV r Deviation setpoint Target SP Deviatio
77. ey twice to display the to call up the main menu MODE submenu OUT MODE OUT mode parameter output set main menu SETUP sub menu 3 Press the key once to display the main 8 menu STUP parameter OT1 control output type STU P MENU UTMD OUT 1 password input output 1 select SETUP main menu OT1 0 4 H Press the 4 or key to display the menu LOOP1 required setpoint The figure below shows an example of setting to current output 4 LOOP1 to 20 mA DC loop 1 setup para SETUP main menu MENU UTMD OUT 1 output 1 select changing OT1 2 Blinks during change 5 Press the key once to display the main menu UTMD 10 Press the key once to register the UTMD setpoint UT750 configuration SETUP main menu MENU UTMD OUT D output 1 select OT1 2 6 submenu MD 11 Press the key for more than 3 seconds MD This returns you to the display shown at UT EE p
78. f Parameter Setting Range and Description Initial Value User Symbol Setting Parameter initialization Be sure to carry out parameter initialization when any OFF 0 INI change is made to the PV input type PV input scale or decimal point position OFF 0 ON 1 Initialize parameters IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 26 E Tips about Heating Cooling Control In heating cooling control the controller outputs the result of computation after splitting it into heating purpose and cooling purpose signals In addition the controller can perform PID control or ON OFF control on the heating and cooling sides separately When perform ing ON OFF control set the proportional band to 0 The controller splits the result of computation 0 to 100 into heating side and cooling side signals as described below e 0 to 50 of the computation result is presented as a 0 to 100 cooling side output e 50 to 100 of the computation result is presented as a 0 to 100 heating side output PV SP Communication y E _ y PID computation Manual MV output 0 to 100 ra Heating cooling computation 0 to 50 50 to 100 Cooling side Heating side output limiter output limiter v v Cooling side MV Heating side MV output output 0 to 100 0 to 100 Heating cooling control provides two methods in which either n
79. figure below then tighten the screws of the brackets Take care not to overtighten them Large bracket lt top mounting hardware Direction to insert the controller Insert the controller into the opening at the front of the panel sert a screwdriver into the ckets to tighten the screws Small bracket bottom mounting hardware IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 1 3 How lt 1 Installation gt 1 5 to Connect Wires A CAUTION gt Before carrying out wiring turn off the power to the controller and check that the cables to be connected are not alive with a tester or the like because there is a possi bility of electric shock Wiring must be carried out by personnel who have basic electrical knowledge and practical experience A no 1 E For UT s Use one with a relay coil rating less than the UT s contact rating TE Provide power from a single phase instrument power supply If there is a lot of noise in the power line insert an insulating transformer into the primary side of the line and use a line filter recommended part ZAC2205 00U from TDK on the secondary side As acountermeasures against noise do not place the primary and secondary power cables close to each other For thermocouple input use shielded compensating lead wires for wiring For RTD input use shielded wires that have low conductor resistance and cause no significant differences in resista
80. g WA Front panel data setting OFF 0 Unlock OFF 0 A V key lock ON 1 Lock A M Front panel A M key OFF 0 Unlock OFF 0 lock ON 1 Lock M O D E Operating parameter OFF 0 Unlock OFF 0 main menu MODE ON 1 Lock lock L P Operating parameter OFF 0 Unlock OFF 0 main menu LP1 lock ON 1 Lock LP2 Although not used in Loop Control for Backup it is shown on the display P D Operating parameter OFF 0 Unlock OFF 0 main menu PID lock ON 1 Lock US R Although not used in Loop Control for Backup it is shown on the display PYS Operating parameter OFF 0 Unlock OFF 0 main menu PYS1 lock ON 1 Lock PYS2 Although not used in Loop Control for Backup it is shown on the display PWD Password setting 0 Password not set 0 1 to 30000 SELECT Display Parameters Located in Main menu CONF Submenu CSEL Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting SELECT display 1 OFF 0 201 to 1023 OFF 0 C S1 registration C S2 SELECT display 2 registration C S3 SELECT display 3 registration C S4 SELECT display 4 registration C S5 SELECT display 5 registration Select the desired parameter from among the operating and setup parameters then register the number D register No accompanying that parameter For example registering 302 for C S1 allows you to change alarm 1 setpoint in operating display Numbers for
81. g registration p y available for heating cooling for DO4 control Open collector transistor 1607 Co ling side output 5691 DO5 p Eeer 1609 Cooling side output output flag registration for DO5 d F Both the setpoints 1607 and 1609 provide the same cooling DO6 Open col ector transistor side output value 5693 output flag registration EE 1613 FAIL output DO7 Open collector transistor 1613 output flag registration for DO7 Parameters R151 to R258 are shown only for a controller with communication function See the CD ROM edition of the user s manual for details on how to use these parameters Contact Input Registration Parameters Located in Main menu CONF Submenu DI Parameter Name of Parameter User Initial Value Symbol A M1 Loop 1 Auto Manual switching S R A M2 Loop 2 Auto Manual DI1 5161 No function 0 switching DI2 5162 R IL1 Loop 1 Remote Local e Ge switching R L2 Loop 2 Remote Local Ge S SS switching 3 DI7 5167 Run Stop switching CAS AUTO Switch to Cascade mode when in cascade control Switch to Auto mode when in cascade control MG4 interruption 4 Setting Range and Description These parameters determine which contact input to use to make selections switches listed on the left Setting The contact inputs are factory set as shown below Contact inputs 1 to 4 DI1 to D14 SP selection
82. havior and Control Output Manipulation when the Dead Band is Positive The following is an example when the DB parameter is set at 12 4 If you hold down the ls key with the heating side output under manipulation i e cooling side output C 0 0 the heating side output H decreases Consequently both the heating side and cooling side outputs change to 0 0 If you keep the Ly key held down longer you enter the state of manipulating the cooling side output and its value begins to increase Inversely if you hold down the 4 key with the cooling side output under manipulation i e heating side output H 0 0 the cooling side output C decreases Conse quently both the heating side and cooling side outputs go to 0 0 If you keep the AJ key held down longer you enter the state of manipulating the heating side output and its value begins to increase Output Dead band Operating parameter DB 12 4 0 12 4 Cooling side Heating side manipulated output manipulated output DB 12 4 Change in manipulated output when the dead band is positive Controller Behavior and Control Output Manipulation when the Dead Band is Negative The following is an example when the DB parameter is set at 12 4 If you hold down the key with the heating side output under manipulation i e cooling side output C 0 0 the heating side output H decreases If the output H falls bel
83. ile any operating display is shown lets you switch to another prearranged operating display Pressing this key while any display other than an operating display is shown lets you go back one display One to four presses maximum of this key lets you return to the current operating display though the number of presses depends on the operating status Used to change numerical values On setting displays for various parameters you can change target setpoints parameters and output values in manual operation Pressing the VV key decreases a numerical value while pressing the A key causes it to increase You can hold down a key to gradually increase the speed of change These keys also switch between menu displays when a main menu or submenu of parameter setting display is shown IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 2 Setting UT mode Setting First at Power on A NOTE e The controller displays an operating display when the power is turned on The submenu IN appears at this point if the type of PV input has not been defined yet In this case set a UT mode to Loop Control for Backup following the operating procedure described below Then set PV input type control output type and others e The controller is configured to the default of each parameter at the factory before shipment First check these defaults listed in 5 2 Lists of Parameters and change their va
84. in case of failure Hysteresis ae De energized on j Closed PV low limit Open lit unlit A 4 Alarm setpoint OFF 1 11 2 12 3 13 4 14 1 IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 2 19 lt 2 Initial Settings gt Stand by Action gt 6 Treated as normal Normal Abnormal gt The alarm output turns on P Low limit of Power on lt alarm setpoint The alarm output does not turn on in this region even if the PV value is below the low limit of the alarm setpoint gt Time 2 10 Description of Multiple Setpoints and PID The UT750 has a maximum of eight target setpoints and has PID for each of these setpoints The following shows the correspondence between the target setpoint numbers SPNO target setpoints SP and PID parameters For example if you have set 2 to the target setpoint number SPNO the control param eters available are target setpoint 2 SP proportional band heating side proportional band 2 P integral time heating side integral time 2 1 derivative time heating side derivative time 2 D cooling side proportional band 2 Pc cooling side integral time 2 Ic and cooling side derivative time 2 Dc To use multiple target setpoints see the table below to check the corresponding param eters Target setpoint Target PID parameter numbe
85. ing can only be carried out RS 485 communication eer host deviced operation output TC input RTD input set the PV input type to 1 5 V DC setpoint 41 for controllers with Wiring can only be carried out for 17 R SR 28 RDB controllers with auxiliary analog input i 12 lt D 23 SDB gt Auxiliary analog input gt has pe 12 b 250 Q 4 20mMA Q 29 RDA gt d 24 SDA ie 13 B EEN 30 sG 21 K Specify in a range of 7 i 25 RDB lt T 1 5 V DC 0 2 V DC mV V input b 7 i SS Ss S E 22 or 0 10 VDC Note Connecting a 250 Q resistor to the terminals is Position proportional control output soe i optional 26 Roat Default 1 5 V DC Model X010 250 2 resistor with M3 5 crimp on terminal Relay contact output Feedback input 12 O lugs n T 27 SG EEN Ha 0 org sH 47 r EE NOTE lt Installation category overvoltage category II IEC1010 1 L Reverse 49 46 hh com lt 50 45 Retransmission output 1 PV retransmission is configured at factory i 100 L before shipment Contact rating 250 V AC 3 A Resistance 1000 to 2 5 kQ 30 V DC 3 A resistance load 14 4 20 or 20 mA DC DODAO i p 15 Retransmission Default 4 20 mA DC Load resistance 600 Q or less Power supply Power supply SE D CAUTION output2 15 V DC loop power supply If 15 V DC loop power supply is used 8 Before c
86. ing cooling control switched between a voltage pulse output and current output Output signal 4 20 0 20 20 4 or 20 0 mA DC Load resistance 600 or less Output accuracy 0 1 of span 5 of span for 1 mA or less Under standard operating conditions 23 2 C 55 10 RH power frequency of 50 60 Hz e Voltage pulse output Single loop terminals 46 4 heating side output terminals 4 4 cooling side output Not selected Number of 1 outputs switched between a voltage pulse output and current output Output signal On voltage 12 V or more load resistance 600 Q or more Off voltage 0 1 V DC or less Resolution 10 ms or 0 1 of output whichever is larger IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 9 e Relay contact output Single loop type terminals heating side output terminals cool ing side output terminals position proportional type terminals 60 Number of outputs 1 or 2 two for heating cooling control Output signal Three terminals NC NO and common Contact rating 250 V AC or 30 V DC 3 A resistance load Resolution 10 ms or 0 1 of output whichever is larger Contact Inputs Purpose Target setpoint selection remote local mode switching and run stop switch ing e Number of inputs 7 e Input type Non voltage contact or transistor open collector input e Input
87. ings gt 2 7 7 Press the 4 key once to display the submenu IN IN input set SETUP sub menu parameter IN1 PV input type MENU UTMD IN 19 input 1 type select SETUP IN OFF oo urea 9 Press the 4 or key to display the required setpoint The figure below shows an example of setting the PV input type to a K type thermocouple 200 0 C to 500 0 C MENU UTMD IN 1 input 1 type select changing IN typeK3 10 Press the key once to register the setpoint MENU UTMD IN 1 input 1 type select SETUP IN1 typeK3 11 Press the key once to display the parameter UNI1 PV input unit MENU UTMD IN 2 input 1 unit select SETUP UNIT C IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 12 Press the key once to display the parameter RH1 maximum value of PV input range MENU UTMD IN 3 input 1 range high SETUP RHI 500 0 13 Press the 4 or key to display the required setpoint The figure below shows an exampl
88. ints at which switching is carried out between groups range Zone PID reference of PID constants according to the given temperature zone You can set 2 E R P point 2 a maximum of six reference points and therefore a maximum of seven temperature zones To enable this parameter set the Zone PID Selection ZON parameter to 1 k RP Zone PID reference N point 3 The example below sets reference points 1 and 2 to provide 3 zones to switch PID constants automatically Maximum 7 zones selectable A A RP Zone PID reference Maximum value of point 4 PV mp range Se Zone 3 Setpoint The controller is operated with K S the 3rd group of PID constants 5 RP Zone PID reference EE Magne S G EEEEEEEEEEEEEEE Se point 5 i The controller is operated with Reference pointt 1 OS hee the 2nd group of PID constants 1 RP i 6 RP Zone PID reference Mini lue of value J 22 oie is operated with point 6 PV input range WECKER S the 1st group of PID constants Hi Time RHY Zone switching 0 0 to10 0 of PV input range span 0 5 of PV hysteresis Allows hysteresis to be set for switching at a reference point input range span Reference deviation Used to select a group of PID parameters according to a deviation from OFF 0 RDV the given target setpoint The controller uses the parameter of the number selected in PID group number GRP if the PV input falls outside the given deviation range The following example shows a case when only the referen
89. ion for the PV input value OFF 0 N square root computation OFF 0 Do not compute the square root PV input ON 1 Compute the square root A L C1 Analog input 1 low 0 0 to 5 0 1 0 signal cutoff PV input The slope equals 1 at levels below the low signal cutoff point A BS2 Although not used in Loop Control for Backup it is shown on the display A FL2 Although not used in Loop Control for Backup it is shown on the display A S R2 Although not used in Loop Control for Backup it is shown on the display A LC2 Although not used in Loop Control for Backup it is shown on the display A BS3 Analog input 3 bias Used to correct the tracking input value 0 0 of tracking N tracking input 100 0 to 100 0 of tracking input range span input range span A FL3 Analog input 3 filter OFF 0 Disable OFF 0 N tracking input 1 to 120 sec A S R3 Analog input 3 Performs square root computation for the tracking input value OFF 0 square root computation OFF 0 Do not compute the square root tracking input ON 1 Compute the square root Analog input 3 low 0 0 to 5 0 1 0 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 16 Retransmission Output Parameters Located in Main menu CMLP Submenu RET Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting RET1 Retransmission OFF
90. is being supplied to the controller Doing so may result in electric shock CAUTION Before attaching the terminal cover turn off the source circuit breaker and use a tester to check that the power cable is not conducting any electricity 1 Before attaching the terminal cover fold it once or twice so that the side which has the Handle With Care symbol is on the outside MP Fold over Grooved Fold over Alert symbol on the back Folding Direction of Terminal Cover A NOTE Do not fold the terminal cover the wrong way doing so not only reduces the cover s strength but may also cause the hinge to crack thereby disabling attachment 2 With the cover properly folded fit its top and bottom holes to the protrusions of the mounting brackets Fit the hole of the terminal cover to the protrusion on the mounting bracket Attaching Terminal Cover IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 7 4 2 4 Replacing Parts with a Limited Service Life The following UT750 parts have a limited service life The service life given in the table assume that the controller is used under normal operating conditions Part Service life Aluminum electrolytic condenser About 10 years rated Batteries for backup About 10 years rated Alarm output relays About 100 000 more ON OFF operations or with resistance load Control output rela
91. isplayed for heating cooling control Displayed for heating cooling or position proportional control Displayed for heating cooling control 1 Parameter MODE A M2 is displayed when UT mode is Dual loop control or Temperature and humidity control 2 Parameter MODE C A M is displayed when UT mode is Cascade secondary loop control or Cascade control 4 Parameter MODE R L2 is displayed only for the dual loop type controller with auxiliary analog remote input 3 Parameter MODE R L1 is displayed only for the controller with auxiliary analog remote input 5 Parameter MODE S R is displayed when the contact input registration parameter S R setup parameter is set to 0 6 Main menu LP2 is displayed when UT mode is Cascade control Dual loop control Temperature and humidity control or Cascade control with two universal inputs IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 3 SE Press the key once DISP Press the DISP key once SET1S Press the lt key for 1 second SET3S Press the J key for 3 seconds Press the LA Jor L7 J key
92. ition Setup Parameters Function Parameter Main menu Submenu Alarm 1 type AL1 LOOP1 ALM Alarm 2 type AL2 LOOP1 ALM Alarm 3 type AL3 LOOP1 ALM Alarm 4 type AL4 LOOP1 ALM Operating Parameters Function Parameter Main menu Submenu Alarm 1 setpoint n A1 LP1 n PID Alarm 2 setpoint n A2 LP1 n PID Alarm 3 setpoint n A3 LP1 n PID Alarm 4 setpoint n A4 LP1 n PID Note Submenu n PID n 1 to 8 corresponds to the target setpoint number selected in target setpoint number selection SPNO E Retransmission Output PV target setpoint or control output can be output to retransmission output 1 OUTPUT3 Retransmission output 2 OUTPUT1 can be used when the control output is relay Each function can be set by the following parameters Setup Parameters Function Parameter Main menu Submenu Retransmission output 1 type RET1 CMLP RET Retransmission output 1 scale RTH1 RTL1 CMLP RET Retransmission output 2 type RET2 CMLP RET Retransmission output 2 scale RTH2 RTL2 CMLP RET IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 10 E 15 V DC Loop Power Supply The 15 V DC loop power supply OUTPUTS uses the same terminal as retransmission output 1 or 2 The 15 V DC loop power supply can not be used when retransmission output 1 or 2 is used To use the 15 V DC loop power supply set 4 in retrans
93. limit SPH Initial Value 0 0 of PV input range User Setting 1 A1 Alarm 1 setpoint 1 A2 Alarm 2 setpoint 1 A3 Alarm 3 setpoint 1 A4 Alarm 4 setpoint PV alarm SP alarm 100 0 to 100 0 of PV input range Deviation alarm 100 0 to 100 0 of PV input range span Output alarm 5 0 to 105 0 Timer alarm for alarm 1 only 0 00 to 99 59 hour min or min sec Allows alarms 1 to 4 1 A1 to 1 A4 to be set for target setpoint 1 1 SP Four alarms can also be set for target setpoints PV high limit SP high limit alarm 100 0 of PV input range Deviation alarm 0 0 of PV input range span Other PV SP low limit alarm 0 0 of PV input range Output high limit alarm 100 0 Output low limit 1 0H Heating side output high limit in heating cooling control Heating side limiter in heating cooling control 0 0 to 105 0 1 0L lt 1 0H 2 to 8 alarm 0 0 P Proportional band Heating 0 1 to 999 9 of PV input range 5 0 side proportional band In heating cooling control 0 0 to 999 9 in heating cooling control heating side on off control applies when 0 0 l Integral time OFF 0 1 to 6000 sec 240 sec N Heating side integral time in heating cooling control D Derivative time OFF 0 1 to 6000 sec 60 sec N Heating side derivative time in heating cooling control Output high limit 5 0 to 105 0 100 Heating cooling control 100 0
94. ller operation Be sure to follow this step whenever a change of setting is made to the UT mode or PV input type IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 2 2 1 Names and Functions of Front Panel Parts 1 Indicator lamp for display of PV2 Py sell ep iabl eva Process variable 2 Deviation a Ul tl if M Ul A PV display monitor SA IN II Le II ll 4 Alarm indicator Pines xX 7 Setpoint lamps l oe display 3 Status indicator gend lamps S 10 DISP key 5 E SC uneol interface Gees 11 Vand A keys samer LS 9 SET ENT key L Name of Part Function 1 Indicator lamp for Is lit when Loop2 PV is displayed on PV display display of PV2 Not used in loop control for backup When lit indicates the status of a deviation PV SP The deviation display A Is lit in orange if a deviation exceeds the deviation display range range can be changed 2 Deviation monitor Is lit in green when a deviation is within the deviation display range using the setup XZ Is lit in orange if a deviation falls below the deviation display range parameter DVB1 The deviation monitor goes off if any display other than the operating display or SELECT display is shown Status indicator lamps Is lit in green to indicate the stat
95. lues if necessary The following operation describes a procedure of setting a UT mode to Loop Control for Backup set 5 1 Display view at power on Displays PV Displays submenu IN input set SETUP sub menu In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the X key once to display the submenu MD MD UT mode set SETUP sub menu oo Bh m aes 3 Press the key once to display the parameter UTM controller mode MENU UTMD MD 1 UT mode select SETUP UTM 1 Press the A o setpoint 5 v key to display the MENU UTMD MD 1 UT mode select changing UTM 5 Blinks during change IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 5 Press the key once to register the setpoint MENU UTMD MD 1 UT mode select SETUP UTM 5 2 3 Changing UT mode lt 2 Initial Settings gt 2 4 6 The controller re starts which is normal Then set PV input type See 2 4 Setting PV Input Type IN input set SETUP sub menu The following operation describe
96. me required for a valve to change from the fully closed position to the fully open position beforehand With the preset operating time the controller controls the valve by estimating its position In the case of estimating type position proportional control there is no need for feedback input wiring Feedback type position proportional control is superior to the estimating type in terms of control performance When in manual operation you can directly manipulate the controller s output terminals Pressing the LA key sends the valve into opening motion while pressing the YJ key sends it into closing motion The figure below shows a schematic representation of a loop configured for position pro portional control Controller Control computation i Control i Feedback output H ag input i 1 Direct action Comp 7 i arator e gt O Vave position Reverse CH signal action M Slide wire resistor 3 Motor operated valve IM05D01B02 45E 1st Edition May 31 2000 00 Blank Page Dt lt 6 Function Block Diagram and Descriptions gt 6 1 6 Function Block Diagram and Descriptions This chapter contains the function block diagrams for Loop control for backup Heating cooling loop control for backup and Position proportional loop control for backup For details on these function block diagrams refer to the descriptions mentioned later IM05D01B0
97. minal Wiring Diagrams ccccssscccesseeeeeeseeeeeenseeeeeeeseeeeeeseeneeenseenenenseeenes 1 12 2 Initial Settings ccsisicicssinsnsdscddnancratensisncdsnanndas sduissacnainaaacsadennesadsncesndavananaadues 2 1 2 1 Names and Functions of Front Panel Parts sccssseeeeseeeeeseeeeeeeeeeeeenees 2 2 2 2 Setting UT mode Setting First at Power On ccssscsseeeseeesseeeeseeeeeeeeeeeees 2 3 2 3 Changing UT VT EE 2 4 2 4 Setting PV Input Type ccseccsseeeeeeeessneeenseeeeneeeessaeseseeeenseeeeeseaeseaeeenseeeesseaess 2 6 2 5 Changing Tracking Input Type ccseceseeeseseeeseeeenneeenseeeseeeseseeseneeeneneeees 2 10 2 6 Setting Control Output Type except for a Position Proportional Controller ssccsecceseeeneeseeeeeeteees 2 11 2 7 Calibrating Valve Position for a Position Proportional Controller Only 2 13 2 8 Initializing Parameters cccceeeeceeeeeeeeeeeeeeeeenseeeeeenseeeeeenseeeeeenseeeeeenseeeeeenees 2 15 2 9 Changing Alarm Type sssnsssnsnenennunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nn 2 16 2 10 Description of Multiple Setpoints and PID csseesseeeeseeeeseeeesteneeteeee 2 19 3 KENE 3 1 3 1 Monitoring purpose Operating Displays Available during Operation 3 1 3 2 Setting Target Setpoint SP cssccsseceseeeeseeeeseeeeseeeenseeesseeeeseaesaseeenseeeeeeeeas 3 4 3 3 Performing Canceling Auto tuning scccstcsseeeeseeeeeeeeseeeeesees
98. minals cooling side current output terminals 2 7 Calibrating Valve Position for a Position Proportional Controller Only The following operation describes a procedure of inputting a feedback signal from a control valve to calibrate the full closed and full open positions of the valve automatically To cali brate the valve position you need to carry out wire connections and bring the controller into manual mode For connections see 1 5 Terminal Wiring Diagrams and for entering the manual mode see 3 8 Switching between AUTO and MAN 1 Bring the operating display into view display appears at power on Displays target setpoint 1 In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the key for more than 3 seconds 3 Press the key once to display the main to call up the main menu MODE menu STUP MODE STUP mode parameter password input main menu main menu SC el se ltz IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 4 5 6 7 8 Press the key once to display the main menu LOOP1 LOOP1 loop 1 setup para SETUP main menu Press the v key once to display the main menu UTMD
99. mission output 1 type RET1 or retransmission output 2 type RET2 Each function can be set by the following parameters Setup Parameters Function Parameter Main menu Submenu Retransmission output 1 type REI CMLP RET Retransmission output 2 type RET2 CMLP RET IM05D01B02 45E 1st Edition May 31 2000 00 lt Int gt lt Toc gt l Revision Information Title Model UT750 Digital Indicating Controllers User s Manual for Loop Control for Backup Manual No IM 05D01B02 45E May 2000 1st Edition Newly published Written by Products Documents Controllers amp Conditioners Division Yokogawa M amp C Corporation Published by Yokogawa M amp C Corporation 1 19 18 Nakacho Musashino shi Tokyo 180 0006 JAPAN IM05D01B02 45E 1st Edition May 31 2000 00
100. mputation Analog output 3 0 segmental point A3L 8 25 Analog output 1 0 segmental 7 point A1L 4 0 0 25 50 75 100 Output value before split computation IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 23 Parallel mode Output The following explains an example of letting Analog OUTPUT 1 terminals 46 and 42 and Analog OUTPUT 3 terminals 4 and 4 present the parallel mode characteristics of split computations 1 Set the Control Output Type OT1 parameter to 2 This sets the control output to current output 2 Setthe Retransmission Output 1 RET1 parameter to 3 This sets the retransmission output to control output retransmission 3 Set the Analog Output 1 100 Segmental Point A1H parameter to 100 4 Set the Analog Output 1 0 Segmental Point A1L parameter to 25 5 Set the Analog Output 3 100 Segmental Point ASH parameter to 75 6 Set the Analog Output 3 0 Segmental Point ASL parameter to 0 The figure below shows an example where both analog outputs 1 and 3 are set to the current signal of 20 to 0 mA DC The type of output signal can be determined separately for each of the analog outputs listed above using the following three parameters Analog output 1 Analog output 1 type AO1 Analog output 2 Analog output 2 type AO2 Analog output 3 Analog output 3 type AO3
101. n Loop Contro for Backup it is shown on the disp SH2 Although not used in Loop Contro for Backup it is shown on the disp SL2 Although not used in Loop Contro for Backup it is shown on the disp BSL2 Although not used in Loop Contro for Backup it is shown on the disp RL3 tracking input range RJ C2 Although not used in Loop Control for Backup it is shown on the display IN3 Tracking input type Specify the type of tracking input as a range code 1 to 5 V 41 INPUT 3 terminals See Instrument Input Range Codes in the Terminals and 2 Initial Settings U N 13 Tracking input unit Select the unit of tracking input 0 0 Percent F 5 Fahrenheit C 1 Degree Celsius 2 No unit RH3 Maximum value Set the range of a voltage signal RL3 lt RH3 5 000 of tracking input range Minimum value of 1 000 SDP3 Tracking input decimal point position Although not used in Loop Control for Backup it is shown on the display SH3 Max value of tracking input scale SL3 Min value of tracking input scale Although not used in Loop Control for Backup it is shown on the display C 1 Degree Celsius 2 No unit BSL3 Tracking input Allows the tracking input value to be determined as shown OFF 0 burnout action below in case of tracking input burnout selection 105 of tracking input scale if set to Upscale
102. n setpoint lt i Target SP Hysteresis ab Deviation low Closed lit t Open unlit Deviation setpoint i Hysteresis De energized on Closed PV high limit unlit Open lit p PV Alarm setpoint EK 1 PV Target SP Hysteresis ab De energized on 9 deviation high lore E oi limit alarm Deviation PV setpoint Target SP Sensor Upward hour minute grounding Sensor grounding alarm alarm Downward hour minute 22 i i Downward powri lz Fault diagnosis eal diagnosis output Timer function output Note1 Alarm 1 only Upward minute second The controller stops when in a FAIL state FAIL output The control output is set to OFF or Downward minute second Note2 KEE the alarm output is set to Hysteresis Hysteresis Closed lit ap Closed lit Open unlit 28 Output high limit Open unlit ES H A fe A SP Alarm setpoint Output value Alarm setpoint Hysteresis Hysteresis Closed lit gt Closed lit lt gt Open unlit 29 Output low limit Open unlit a A E Alarm setpoint SP Alarm setpoint Output value Note 1 The fault diagnosis output turns on in case of input burnout A D converter failure or reference junction compensation RJC failure For input burnout or A D converter failure the control output is set to the setpoint of the Preset Output Value operating parameter PO Note 2 The FAIL output is on during normal operation and turns off
103. nce between the three wires The cables to be used for wiring terminal specifications and recommended parts are as shown below Control output relays may be replaced However because they have a life of 100 000 times that of the resistance load use auxiliary relays to turn on off a load The use of inductance L loads such as auxiliary relays motors and solenoid valves causes malfunction or relay failure always insert a CR filter for use with alternating current or a diode for use with direct current as a spark removal surge suppression circuit into the line in parallel with the load DC Relay Wiring E For AC Relay Wiring External DC power supply UT750 UT750 e External AC power supply a d f Se 7 a e Diode Mount it directly UT s contact K contact Relay d Relay to tna soley eo Use one with a relay coil CR filter terminal socket rating less than the UT s Mount it directly contact rating to the relay coil terminal socket IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 6 Cable Specifications and Recommended Cables Purpose Name and Manufacturer Power supply grounding relay contact outputs 600 V PVC insulated wires JIS C 3307 0 9 to 2 0 mm Thermocouple Shielded compensating lead wires JIS C 1610 INL See Yokogawa Electric s GS 6B1U1 E RTD Shielded wires three
104. nce between three wires should be equal However 10 Q wire for a maximum range of 150 0 to 150 0 C Wire resistance effect 0 1 C 10 Q Allowable input voltage 10 V DC for thermocouple mV or RTD input 20 V DC for DC voltage input Noise rejection ratio 40 dB 50 60 Hz or more in normal mode 120 dB 50 60 Hz or more in common mode Reference junction compensation error 1 0 C 15 to 35 C 1 5 C 0 to 15 C 35 to 50 C Applicable standards JIS IEC DIN ITS 90 for thermocouples and RTD Auxiliary Analog Input Signals Tracking Input Available only for controllers with auxiliary analog input terminals Number of inputs 1 terminals i 2 Input type Settable in a range of 0 2 0 10 0 4 2 0 or 1 5 V DC Sampling period 100 200 and 500 ms The sampling period of an auxiliary analog input signal is associated with the PV input s sampling period If the PV input s sampling period is 50 ms however the sampling period of an auxiliary analog input signal lengthens to 100 ms Input resistance About 1 MO Input accuracy 0 3 1 digit of input span for 0 to 2 V DC 0 2 1 digit of input span for 0 to 10 V DC 0 375 1 digit of input span for 0 4 to 2 0 VDC 0 3 1 digit of input span for 1 to 5 V DC Under standard operating conditions 23 2 C 55 10 RH power frequency of 50 60 Hz IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 8 Feedback Resistance Input Pr
105. nt related Parameters Located in Main menu LOOP 1 Submenu SP Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting RM S Remote input RSP 0 Uses the value set remotely via remote input terminals RSP 0 selection COM 1 Uses the value set remotely via communication S PT SP tracking selection OFF 0 ON 1 ON 1 Tracking is performed when the mode changes from Remote to Local The local setpoint keeps track of the remote setpoint PVT PV tracking selection Causes the setpoint to keep track of the PV value so the setpoint OFF 0 automatically reverts to its original value at a preset rate of change The Setpoint Ramp up UPR and Setpoint Ramp down DNR parameters are used in combination Operating conditions 1 Manual operation Automatic operation 2 Stop Start of automatic operation 3 Power on 4 Change SP number OFF 0 Disable ON 1 Enable TM U Ramp rate time unit Time unit of setpoint ramp up UPR and setpoint ramp down DNR HOUR 0 setting HOUR 0 Denotes per hour MIN 1 Denotes per minute S P H Target setpoint limiter 0 0 to 100 0 of PV input range 100 0 of upper limit Note that SPL lt SPH PV input range Target setpoint limiter Places limits on the ranges within which the target setpoints 0 0 of S PL lower limit 1 SP to 8 SP are changed PV input range IM 05D01B02 45E 1st Editi
106. nu 1 PID if the PID con stants are for 1 SP the submenu 2 PID if the PID con stants are for 2 SP the submenu 3 PID if the PID con stants are for 3 SP and the submenu 4 PID if the PID con stants are for 4 SP Press the key for more than 3 seconds This returns you to the display shown at power on Displays target setpoint 1 1 SP 3 5 Setting Alarm Setpoints The following operating procedure describes an example of setting 160 0 to alarm 1 setpoint Check alarm type before setting the alarm setpoint When changing the alarm type see 2 9 Changing Alarm Type Alarm output terminals Factory set default Alarm 1 terminal numbers Alarm 2 terminal numbers Alarm 3 terminal numbers Alarm 4 terminal numbers PV low limit alarm Displays target setpoint 1 1 SP YSP 100 0 C 1 Bring the operating display into view display appears at power on ve PV eege JE 0 x L LILI Displays PV Eis ese 10 D 10 II tt DV In steps 2 and later illustrations of the LCD are cited to explain the procedure IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 2 Press the key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu 3 Press th
107. o explain the procedure 2 Press the key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu 3 Press the key once to display the main menu STUP STUP password input main menu 4 menu LOOP1 LOOP1 loop 1 setup para SETUP main menu 5 Press the key once to display the main menu UTMD UTMD UT750 configuration SETUP main menu 6 Press the key once to display the submenu MD MD UT mode set SETUP main menu 7 Press the 4 key once to display the submenu IN IN input set SETUP sub menu IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 11 8 Press the key several times to display 10 Press the key once to register the the parameter IN3 tracking input type setpoint MENU UTMD IN 19 MENU UTMD IN 19 input 3
108. o provide a margin of safety Insulation resistance 20 MQ or more at 500 V DC between power terminals and grounding terminal Grounding Class 3 grounding grounding resistance of 100 or less Signal Isolations PV input terminals Isolated from other input output terminals Not isolated from the internal circuit Auxiliary analog input terminals Isolated from other input output terminals and the internal circuit 15 V DC loop power supply terminals Not isolated from analog current output and voltage pulse control output Isolated from other input output terminals and internal circuit IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 11 Analog output terminals for control output and retransmission Not isolated between analog outputs and from 15 V DC loop power supply and voltage pulse control output Isolated from other input output terminals and internal circuit Voltage pulse control output terminals Not isolated from analog outputs and 15 V DC loop power supply Isolated from other input output terminals and internal circuit Relay contact control output terminals Isolated between contact output terminals and from other input output terminals and internal circuit Contact input terminals Not isolated between contact input terminals and from com munication terminals Isolated from other input output terminals and internal circuit Relay contact output terminals Not isolated betw
109. ode MOD E Run Stop switching Outputs the predetermined preset fixed value when the controller RUN 0 stops A preset output value can be defined for each target setpoint S R using the operating parameter PO STOP 1 Stops operation RUN 0 Starts operation S P NO Target setpoint 1 Selects target setpoint 1 1 SP 2 Selects target setpoint 2 2 SP 1 number selection 3 Selects target setpoint 3 3 SP 4 Selects target setpoint 4 4 SP Likewise options 5 to 8 select target setpoints 5 5 SP to 8 8 SP IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt Operation related Parameters Located in Main menu LP1 Submenu PAR Parameter Symbol AT Name of Parameter Auto tuning Setting Range and Description OFF 0 No auto tuning 1 Auto tuning for 1 SP 2 Auto tuning for 2 SP 3 Auto tuning for 3 SP 4 Auto tuning for 4 SP 5 to 8 Perform auto tuning on a group basis in the same way as 1 to 4 9 Performs auto tuning to all groups 1 to 8 Initial Value OFF 0 User Setting SC SUPER function OFF 0 Disable 1 Overshoot suppressing function Suppresses overshoots generated by abrupt changes in the target setpoint or by disturbances 2 Hunting suppressing function Stable mode Suitable to stabilize the state of control when the load varies greatly or the target setpoint is changed Enables to answer th
110. of controller 1 Must not exceed 30 Rear of controller IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 3 E External Dimensions and Panel Cutout Dimensions Unit mm UT750 96 11 100 Large bracket k gt gt lt Sg Uy D PV A SH L e o o o e tow SS Pes I ose A e A y Small bracket 1 to 10 mm Panel thickness General installation Side by side close installation 117 min N 1 x96 92 9 Eh gt 4 T go o A 53 145 min L SR N stands for the number of controllers to be installed 92 28 H 3 However the measured value applies if N 5 A 920 6 25 k kK IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 4 E How to Install Turn off the power to the controller before installing it on the panel because there is a possibility of electric shock CAUTION After opening the mounting hole on the panel follow the procedures below to install the controller 1 Insert the controller into the opening from the front of the panel so that the terminal board on the rear is at the far side 2 Set the brackets in place on the top and bottom of the controller as shown in the
111. on May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 13 Alarm related Parameters Located in Main menu LOOP 1 Submenu ALM Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting AL1 Alarm 1 type OFF 0 1 to 31 1 same as below Common to all target setpoints AL2 Alarm 2 type OFF 0 1 to 20 25 to 31 2 1 PV high limit energized no stand by action 2 PV low limit energized no stand by action Alarm 3 type 3 Deviation high limit energized no stand by action 1 AL3 4 Deviation low limit energized no stand by action 5 Deviation high limit de energized no stand by action Alarm 4 type 6 Deviation low limit de energized no stand by action 2 AL4 For other alarm types see 2 9 Changing Alarm Type Common to all target setpoints HY 1 Alarm 1 hysteresis 0 0 to 100 0 of PV input range span 0 5 of PV Output alarm 0 0 to 100 0 input range e span Allows margins to be set for an alarm setpoint Output HY2 Alarm 2 hysteresis With the hysteresis settings it is possible to prevent relays from chattering Sarm 0 5 Hysteresis for PV high limit alarm A Point of ON OFF action HY3 Alarm 3 hysteresis SEN Alarm GEIER On HY4 Alarm 4 hysteresis Off Hysteresis PV value DY1 Alarm 1 delay timer 0 00 to 99 59 min sec enabled when alarm 1 type AL1 is 1
112. on and Wiring Construction Only the front panel is dust proof and drip proof protection class IP55 For side by side close installation the controller loses its dust proof and drip proof protection Material ABS resin and polycarbonate Case color Black Weight About 1 kg or less Dimensions 96 W x 96 H x 100 depth from panel face mm Installation Panel mounting type With top and bottom mounting hardware 1 each Panel cutout dimensions 927 W x 92398 H mm Installation position Up to 30 upward facing not designed for facing downward Wiring M3 5 screw terminals for signal wiring and power ground wiring as well Power Supply Specifications Power supply Rated voltage of 100 to 240 V AC 10 50 60 Hz Power consumption Max 20 VA 8 0 W max Data backup Lithium cell with life expectancy of 10 years Withstanding voltage Between primary terminals and secondary terminals At least 1500 V AC for 1 minute Note Between primary terminals and grounding terminal At least 1500 V AC for 1 minute Note Between grounding terminal and secondary terminals At least 1500 V AC for 1 minute Between secondary terminals At least 500 V AC for 1 minute Primary terminals indicate power terminals and relay output terminals kk Secondary terminals indicate analog I O signal voltage pulse output and contact input terminals Note The withstanding voltage is specified as 2300 V AC per minute t
113. on and ten segment linearizer biasing on input signals Each function can be set by the following parameters Setup Parameters Function Parameter Main menu Submenu Input selection IN1 UTMD IN Unit selection UNI UTMD IN Analog input range conversion RH1 RL1 SDP1 SH1 SL1 UTMD IN Analog input bias A BS1 CMLP AIN Square root extraction A SR1 A LC1 CMLP AIN Analog input filter A FL1 CMLP AIN Operating Parameters Function Parameter Main menu Submenu Ten segment linearizer mode 1 PMD PYS1 None Ten segment linearizer approximation biasing 1 a1 to 1 a11 1 61 to 1 611 PYS1 None PV input bias BS LP1 PAR PV input filter FL LP1 PAR Note PV input bias BS and PV input filter FL among the operating parameters are used as bias and filter when normal operation Analog input bias A BS1 and analog input filter A FL1 among the setup parameters are used when PV correction value is decided in advance IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 6 E Tracking Input Tracking input INPUT3 can receive the DC voltage signals The controller is capable of biasing first order lag computation filtering on tracking input signals When DI7 contact input 7 is ON the tracking input is the output of the controller When DI7 contact input 7 is OFF the result of PID computation of the controller is output E
114. once CSET CDe LW U2 2 1 b1 2 b1 u3 li 4a2 i 2a2 u4 i 1b2 f 2b2 u5 ffi ta8 i if 2a3 fi recese be e He hu SEL Tase T setup parameter K setting display U7 fyi tad 2a4 mein menu LOOP1 U8 1 b4 Di 2 b4 on the next page rif aas EK ee EE if 1b5 if 25l 1 a6 2 a6 l 1 b6 2 b6 Same ta7 2a7 Ee 1b7 C257 1 a8 i 2a8 7 Re D Tb8 DS Pressing the DISP key once when a parameter setting display is shown 1 a9 229 retrieves the menu of that parameter setting display 1 b9 2 b9 Example Pressing the DisP key once when the PAR submenu is 1 a10 2 a10 displayed will display the LP1 main menu Conversely 1 b10 2 b10 the PAR submenu will reappear by pressing the DIsP key 1 a11 atl once when the PAR submenu s FL parameter display is 1011 eed shown 1 PMD 2 PMD Note The number of operating displays and the contents of such displays differ according to the UT750 models UT modes and NEE W S control output types SELECT displays 1 to 5 are shown only when they are registered 7 Main menu U
115. one of the heating and cooling side outputs are presented or both of the heating and cooling side outputs are presented as shown in the following figures Output Output A A 100 100 Cooling side Heating side Cooling side Heating side output A output output l i l 7 N I i 0 Ki Z N gt 0 i 50 100 0 50 100 See Dead band Dead band Value of control output before split into Value of control output before split into heating and cooling side outputs heating and cooling side outputs Precautions in Heating Cooling Control e Keep the ratio of the heating side proportional band P to the cooling side propor tional band Pc equal to or below 5 e If neither the heating side nor the cooling side is performing ON OFF control setting the integral time or Ic of one side to 0 results in the Integral Time parameters of both sides being set to OFF irrespective of the integral time setting of the other side IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 27 E Tips about Position Proportional Control for position proportional con trollers only Position proportional control can be of either feedback type or estimating type In feedback type position proportional control the controller obtains a valve position signal from a feedback slide wire resistor attached to a valve In estimating type position proportional control you set the operating ti
116. or adjustment using the parameters V RS V L and V H OFF 0 ON 1 Start automatic adjustment V RS Valve position setting The parameters V RS V L and V H are designed for 0 reset manual adjustment of valve positions Setting V RS to 1 resets the valve adjustment settings and causes the indication V RS to blink y L Fully closed valve Pressing the SET ENT key with valve position Undefined position setting set to the fully closed position causes the adjusted value to be stored When V L adjustment is complete V L stops blinking V H Fully opened valve Pressing the SET ENT key with valve position Undefined H position setting set to the fully opened position causes the adjusted value to be stored When V H adjustment is complete V H stops blinking TR T Valve traveling time 5 to 300 sec 60 sec N Used to operate a valve according to the estimated valve position Set the time required for the valve to open fully from a state of being fully closed Confirm the valve traveling time by consulting the datasheet of the valve s specifications The valve traveling time is only effective when Valve Adjustment Mode V MD is set to 1 or 2 V M OD Valve adjusting mode 0 Valve position feedback type 0 N 1 Valve position feedback type moves to the estimating type if a valve input error or burnout occurs 2 Valve position estimating type Parameter initializing Parameters Located in Main menu UTMD Submenu INIT Parameter Name o
117. ovided for position proportional type only terminals 4 e Slide resistance value 100 Q to 2 5 KQ of overall resistance burnout detection for sliding wire provided e Measuring resolution 0 1 of overall resistance Loop Power Supply Power is supplied to a two wire transmitter 15 V DC terminals 49 45 A resistor 10 to 250 Q connected between the controller and transmitter converts a current signal into a voltage signal which is then read via the PV input terminal Supply voltage 14 5 to 18 0 V DC max 21 mA provided with a protection circuit against a field short circuit Retransmission Output Either PV target setpoint or control output is output Either the retransmission output or the loop power supply can be used with terminals 9 8 e Number of outputs 1 or 2 terminals 4 4 terminals 46 4 e Output signal 4 20 0 20 20 4 or 20 0 mA DC where outputting signal levels of less than 0 mA is not feasible e Load resistance 600 Q or less e Output accuracy 0 1 of span 5 of span for 1 mA or less Under standard operating conditions 23 2 C 55 10 RH power frequency of 50 60 Hz Control Output Universal output system The output type can be selected with the software Relay contact output s for the position proportional type e Current output Single loop terminals 4 4 heating side output terminals 4 4 cooling side output terminals 44 45 Number of outputs 1 or 2 two for heat
118. ow 24 8 the cooling side output C begins to increase from 0 0 If you keep the vy key held down longer and the output C rises above 24 8 the output H goes to 0 0 and you enter the state of manipulating the cooling side output Output 12 4 0 12 4 Cooling side Heating side manipulated output manipulated output DB 12 4 Change in manipulated output when the dead band is negative IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 15 E Manipulating the Control Output during Position Proportional Control The controller continues to provide control output as long as the J or 4 key is being pressed vjkey Closes the valve 4 key Opens the valve MAN1 lamp ON Displays the valve opening 0 to 100 OUT display 3 10 Backup the Control Output Selection between ON and OFF of the output tracking action can be made with contact input 7 DI7 The status of the contact inputs and output tracking action correspond as below Ge No tracking when DI7 is PID calculation result of the controller will set to OFF be output as the control output GO Ge EE Tracking when DI7 is Tracking input signal will be output as the e set to ON control output 20 IM05D01B02 45E 1st Edition May 31 2000
119. ponse time 1 0 to 10 x 10 ms PSL2 Protocol selection 2 PC link communication PC link communication with sum check Ladder communication Coordinated master station Coordinated slave station UO expansion for single controller applications I O expansion for dual controller applications 9 Coordinated master station 2 loop mode 10 Coordinated slave station loop 1 mode 11 Coordinated slave station loop 2 mode Terminal numbers amp and on terminals for 2 wire connection OnRWON A0 ADR2 B PS2 Baud rate 2 600 0 1200 1 2400 2 4800 3 9600 4 19200 5 38400 6 bps P RI2 Parity 2 NONE 0 None EVEN 1 Even ODD 2 Odd ST P2 Stop bit 2 1 2 DLN2 Data length 2 7 8 8 is fixed for Ladder Address 2 1 to 99 However the maximum number of stations connectable is 31 RP T2 Minimum response time 2 0 to 10 x 10 ms IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 25 Value Calibration Related Parameters Displayed for Position Proportional Controllers Located in Main menu UTMD Submenu VALV Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting Vy AT Automatic valve Automatically adjusts the fully closed and fully opened OFF 0 adjustment positions of a valve When this function is used there is no need f
120. r the operating mode is changed from Manual to Auto 1 SP 2 SP ai Sa gt A DEIER G EEEEEEEEEEEEEE Temperature Rate of temperature change of 70 C min 1 SP 500 C i e 140 C 2 min Temperature rise time of 2 min Switch from 1 SP to 2 SP OFF 0 OFF 0 RT Ratio setting 0 001 to 9 999 Target setpoint Remote input x Ratio setpoint Remote bias 1 000 RBS Remote input bias 100 0 to 100 0 of PV input range span Used to correct the remote input value 0 0 of PV input range span RFL Remote input filter OFF 0 1 to 120 sec Used when the remote input value fluctuates OFF 0 ORB ON OFF rate detection band 0 0 to 100 0 of PV input range span 1 0 of PV input range span ORH ON OFF rate high limit ORL 1 digit to 105 0 100 0 ORL ON OFF rate low limit 5 0 to ORH 1 digit 0 0 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt Setpoint Alarm and PID related Parameters Located in Main menu LP1 Submenu 1 PID The table below lists the Target Setpoint 1 1 SP operating parameter and parameters that apply to the 1 SP parameter Parameter Symbol 1 SP Name of Parameter Target setpoint 1 Setting Range and Description 0 0 to 100 0 of PV input range However between target setpoint limiter lower limit SPL and upper
121. r other dangers that may result in injury or loss of life This symbol on the controller indicates that the operator must refer to an explanation in the The following symbols are used in the hardcopy user s manuals and in the user s manual supplied on the CD ROM A NOTE Indicates that operating the hardware or software in a particular manner may damage it or result in a system failure A IMPORTANT Draws attention to information that is essential for understanding the operation and or features of the controller E Regarding Force Majeure Yokogawa M amp C Corporation assumes no liability for any loss or damage direct or indirect caused by the use of or unpredictable defects of the product IM05D01B02 45E 1st Edition May 31 2000 00 lt Int gt lt Rev gt Toc 1 Model UT750 Digital Indicating Controllers User s Manual for Loop Control for Backup IM 05D01B02 45E 1st Edition CONTENTS 1 Installation scisshiwcatncisrcnstane ser rcnanacaneninnnaindiadevadiusiacevetaniactvinndamacosasanitineuiviads 1 1 1 1 M del and Suffix CodeS anene arenaene aaaea gege Sege 1 1 1 2 How to Install 0 2 eceeeceeeeceee ee eeeeee ee eeneee seen nnee seen neeeeeeenneeeeeeesneeeeeenseeeeeeenseeeeeensnes 1 2 1 3 HOW to Connect Wires cecceeeeeseeeeeseeeeeteeesneeeenseeeseaeseseaeenseeeeeeesseseeeenseeeeeaees 1 5 1 4 Hardware Specifications ecccsccssseesseeeeeeeeeseeeeseaeseseeeeeseeeseeeseseanenseeeeeees 1 7 1 5 Ter
122. r setpoint proportional Integral time Derivative time Cooling side Cooling side Cooling side SPNO SP h band heating side heating side proportional integral time derivative time Re lor a a integral time derivative time band SPNO 1 1 SP EP 1 1 1 D 1 Pc Ile 1 De SPNO 2 2 SP 2 P 2 1 2 D 2 Pc 2 lc 2 Dc SPNO 3 3 SP 3 P 3 1 3 D 3 Pc 3 lc 3 Dc SPNO 4 4 SP 4 P Al 4 D 4 Pc Ale A De SPNO 5 5 SP 5 P 5 1 5 D 5 Pc 5 lc 5 Dc SPNO 6 6 SP 6 P 6 1 6 D 6 Pc 6 lc 6 Dc SPNO 7 7 SP 7 P 7 1 7 D 7 Pc 7 Ic 7 Dc SPNO 8 8 SP 8 P 8 1 8 D 8 Pc 8 lc 8 Dc IM05D01B02 45E 1st Edition May 31 2000 00 Blank Page lt Toc gt lt 3 Operations gt 3 1 3 Operations This chapter describes key entries for operating the controller For operations using external contact inputs see 1 5 Terminal Wiring Diagrams If you cannot remem ber how to carry out an operation during setting press the key no more than four times This brings you to the display operating display that appears at power on 3 1 Monitoring purpose Operating Displays Available during Operation The monitoring purpose operating displays available during operation include those for loop control for backup and position proportional loop control for backup and those for heating cooling loop control for backup The Process Variable PV display always displays the value of PV input E Operating Displays for Loop Control for Backup
123. re set to a reine DI ON OFF ON OFF ON OFF ON OFF controller uses the immediately DIS OFF ON ON OFF OFF ON ON OFF preceding target DI3 OFF OFF OFF ON ON ON ON OFF setpoint DI4 OFF OFF OFF OFF OFF OFF OFF ON For example set contact input 2 DI2 only to ON to change target setpoint 1 to 2 Set contact inputs 1 DI and 2 D12 to ON to select target setpoint 3 Automatic ON Manual OFF switching function is assigned to DI5 contact input 5 Manipulated output can be changed using the 4 and keys in manual mode Run OFF Stop ON switching function is assigned to DI6 contact input 6 Preset output value is output when the operation is stopped PV input and alarms remain functioning as normal Tracking switching function is assigned to DI7 contact input 7 Status of DI7 Output tracking operation ON Tracking input signal is output Manual operation of the controller is unavailable OFF Result of PID computation of the controller is output E Target Setpoint and PID It is possible to use a maximum of eight groups of target setpoints and PID parameters The target setpoint can be selected by key operation or contact input For selection by contact input refer to Contact Input Operating Parameters Function Parameter Main menu Submenu Target setpoint number selection SPNO MODE None Target setpoints
124. registering alarm SP parameter for operating display Alarm 1 setpoint 302 Alarm 2 setpoint 303 Alarm 3 setpoint 304 Alarm 4 setpoint 305 Above numbers are alarm setpoint parameters for target setpoint 1 1 SP Set the registration number of the alarm setpoint parameter for target setpoint 2 2 SP to a value obtained by adding 25 to the registration number of the alarm setpoint parameter for the parameter 1 SP Likewise set the registration number of the alarm setpoint parameter for target setpoint 3 3 SP to a value obtained by adding 25 to the registration number of the alarm setpoint parameter for the parameter 2 SP Likewise the registration number for 4 SP to 8 SP can be obtained IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 8 Contact Output Registration Parameters Located in Main menu CONF Submenu DO Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting D 01 Relay output flag The following setpoints are registration numbers for Loop Control 5689 registration for DO1 for Backup only DO2 Relay output flag 5689 Alarm 1 output 0 No function 5690 registration for DO2 5690 Alarm 2 output DO3 Relay output flag 5691 Alarm 3 output 1607 registration for DO3 5693 Alarm 4 output DO4 eae The following setpoints are onl ilable for heati li 1609 output fla
125. ring the operating display into view display appears at power on The PV display in the figure below shows the error code for input burnout halt if PV input wiring is not yet complete The error code disappears when you wire the PV input terminals cor rectly Displays target setpoint 1 1 SP Displays PV Essen Wi SP 270 0 C 10 D 10 In steps 2 and later illustrations of the LCD are cited to explain the procedure IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt 2 3 4 5 6 Press the key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu Press the v key once to display the main menu STUP STUP password input main menu Press the key once to display the main menu LOOP1 LOOP1 loop 1 setup para SETUP main menu oo Lee mt EES ES Press the LY key once to display the main menu UTMD UTMD UT750 configuration SETUP main menu Press the key once to display the submenu MD MD UT mode set SETUP main menu lt 2 Initial Sett
126. s a procedure of changing a UT mode to Loop Control for Backup set 5 1 Bring the operating display into view display appears at power on Displays PV Displays target setpoint 1 1 SP 10 1 SP 270 0 C 0 10 III DV In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu 3 Press the key once to display the main menu STUP STUP password input main menu 4 Press the key once to display the main menu LOOP1 LOOP1 loop 1 setup para SETUP main menu 5 Press the key once to display the main menu UTMD UTMD UT750 configuration SETUP main menu IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 5 6 Press the key once to display the submenu MD MD UT mode set SETUP main menu Press the key once to display the parameter UTM MENU UTMD MD 1 UT mode select UT
127. s sassasicnaiinnncsousicnetuiaiisaadanchadensunieniininenaincrnuranauaamadaneaurtnansiaaias 5 1 5 1 Parameter Map EN 5 1 5 2 Lists Of Parameters ccceeececeeeeeeceeeseeeeeeeseeeeeenneeeeeensneeeeeeeseeeeeenseeeeeenseeeeeeenees 5 6 6 Function Block Diagram and DesCriptions css eeeceeeseseeeeetteeeeees 6 1 IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 1 1 Installation This chapter describes installation wiring and other tasks required to make the controller ready for operation 1 1 Model and Suffix Codes Before using the controller check that the model and suffix codes match your order Model Suffix Code Description UT750 Digital indicating controller provided with Custom Computing Function 0 Single loop type Type 1 Position proportional type 5 Dual loop type 0 None ional functi Optional tunctions 1 With communication auxiliary analog input Check that the following items are provided e Digital indicating controller of ordered model 1 e Brackets mounting hardware AA 1 pair lt Unit labe liaa r eaaa aae aa rere eter e 1 e User s Manuals for Single loop Control AA 5 A2 size e User s Manual Reference CD ROM version sssssssesesesseessrreserereenne 1 Using an optional custom computation building tool Model LL200 E10 that runs on a personal computer you can build a variety of computations e g four
128. t by the following parameters Setup Parameters Function Parameter Main menu Submenu Control output type selection OT1 UTMD OUT Control output cycle time CT1 UTMD OUT Cooling side control output cycle time CTc1 UTMD OUT Analog output 1 type AO UTMD OUT Operating Parameters Function Parameter Main menu Submenu Preset output n PO LP1 n PID Cooling side preset output n POc LP1 n PID Output limiter n OL n OH LP1 n PID Note Parameters n PO n POc n OL n OH n 1 to 8 and submenu n PID n 1 to 8 correspond to the target setpoint number selected in the target setpoint number selection SPNO IM 05D01B02 45E 1st Edition May 31 2000 00 Dt lt 6 Function Block Diagram and Descriptions gt 6 9 E Contact Output Alarm 1 is output via DO1 contact output 1 Alarm 2 is output via DO2 contact output 2 Alarm 3 is output via DO3 contact output 3 When cooling side output is set for relay output in heating cooling control cooling side output is output via DOS Alarm 3 is output via DOS Alarm 4 is output via DO4 contact output 4 When cooling side output is set for relay transistor output in heating cooling control cooling side output is output via DO4 Alarm 4 is output via DOB Alarm 3 is output via DO5 contact output 5 Alarm 4 is output via DO6 contact output 6 FAIL is output via DO7 contact output 7 ON in the normal condition and OFF in the FAIL cond
129. ter Setting Range and Description Initial Value User Symbol Setting Pc Cooling side 0 0 to 999 9 of PV input range 5 0 proportional band Cooling side ON OFF control applies when 0 0 Ic Cooling side integral OFF 0 1 to 6000 sec 240 sec N time Dr Cooling side derivative OFF 0 1 to 6000 sec 60 sec time Hr Cooling side ON OFF 0 0 to 100 0 0 5 control hysteresis DB Dead band In heating cooling control 100 0 to 50 0 3 0 In position proportional PID control 1 0 to 10 0 e When performing heating cooling control setting any positive value prohibits both the heating and cooling outputs from turning on setting any negative value allows both the heating and cooling outputs to turn on and setting a value of zero either the heating or cooling output to turn on e When performing position proportional control set the range so none of the outputs turn on PO Preset output Heating 5 0 to 105 0 0 0 side preset output In heating cooling control Heating side 0 0 to 105 0 in heating cooling control In Stop mode fixed control output can be generated Cooling side preset 0 0 to 105 0 0 0 1 0c output In Stop mode cooling side fixed control output can be generated If you are using two or more groups of setpoint alarm and PID parameters use the follow ing table to record their values Parameter n 2 n 3 n 4 n 5 n 6 n 7 n 8 n SP n A1 n A2 n A3
130. ters Setup parameters Range data UT mode Custom computing data Calibration data For example if an error occurs with the operating parameter and calibration data the error code will be as follows Bit No Error Code Pf fe ttf Error code 21 is displayed Setpoint display unit IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt E Possible Errors during Operation The following shows possible errors occurring during operations Display position Etror indication Description PV Control output Alarm Retransmis Commu Remedy Note of error output sion output nication Displays RJC and Measured S PV alternately Wa with RJC 0 TEEN Faulty Contact us for repair E300 ADC error 105 In AUTO Dependent on the Preset value output BSL parameter In MAN Check wires and 3 B OUT FN Burndut Bror Up scale 105 Normal action Normal sensor Down scale 5 action p Excessive PV LR e OVER or OVER Out of 5 to 105 5 or 105 Normal action i Check process Auto tuning Action with PID een Ger Check process Press E200 failure existing before any key to erase error Time out auto tuning indication Setpoint displa S Ray Feedback resistor Stopped Stopped Check the feedback EE breakdown Normal PP PP resistor action 2 Check wires and Faulty communica
131. ting PV input types control output types and alarm types Carrying out settings described herein allows you to perform basic control Refer to examples of various settings to understand how to set parameters required Refer to 5 1 Parameter Map for an easy to understand explanation of setting various parameters If you cannot remember how to carry out an operation during setting press the key no more than four times This brings you to the display operating display that appears at power on Setup Procedure Power on v Denotes a step that must always be followed Denotes a step that should be followed as necessary Set UT mode 5 1 Factory set to Single loop Control UT mode 1 or 2 3 Changing UT mode Set PV input See 2 4 Setting PV Input Type Y Changing tracking Input Factory set to 1 5 V DC Position No See 2 2 Setting UT mode Setting First at Power on Factory set to not specified See 2 5 Changing Tracking Input Type proportional controller Yes Calibrate valve Set the control i position output Factory set to Time Proportional Relay Output See 2 7 Calibrating Valve Position See 2 6 Setting Control Output Type Initialize parameters See 2 8 Initializing Parameters Set the alarm type and other setup parameters Set operating ers parame Contro
132. tion Lett end of SP display communication Normal action Normal parameters and make unit blinks z action line resetting Recovery at normal receipt 5 p Faulty if power off on Decimal point at right end Runaway due to 1 lights defecti r Undefined leie gnis SES 0 or the unit Contact us for e or noise 0 or less or OFF OFF Lues Stopped repair ay ae Check for abnormal s All indications off Power off None power Note 1 PV indicating LED display 2 LCD 3 Display showing the PV of the loop in which the error has been caused E Remedies if Power Failure Occurs during Operations The operation status and remedies after a power failure differ with the length of power failure time Instantaneous Power Failure of 20 ms or less A power failure is not detected Normal operation continues Power Failure of about 2 seconds or less The following show effects caused in settings and operation status Alarm action Continues Alarm with standby function will enter standby status Setting parameter Set contents of each parameter are retained Auto tuning Cancelled Control action Action before power failure continues IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 4 Power Failure of more than about 2 seconds The following show effects caused in settings and operation status Al
133. tput and increase the heating side output For monitoring only Deviation Trend display Heating Cooling Data __ Ge List display For monitoring only IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 4 3 2 Setting Target Setpoint SP The following operating procedure describes an example of setting 150 0 to a target setpoint In automatic operation the controller starts control using set target setpoints 1 Bring the operating display into view display appears at power on Displays PV In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the 4 or key to display the 3 Press the key once to register the required setpoint setpoint Blinks during she change H V ep 150 0 C 10 0 IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 3 Performing Canceling Auto tuning Auto tuning should be carried out after setting a target setpoint SP Make sure the con troller is in automatic operation mode AUTO and in running state RUN before carrying out auto tuning See 3 8 Switching between AUTO and MAN to change to AUTO and 3 7 Switching between Run and Stop
134. us of operation or control CAS Not used in loop control for backup REM1 Is lit when in remote mode REM2 Not used in loop control for backup MAN1 Is lit when in manual mode MANZ Not used in loop control for backup STP Is lit when operation stopped Is unlit when a setup parameter setting display is shown 4 Alarm indicator lamps If any of alarms 1 to 4 occurs the respective alarm indicator lamp AL1 to AL4 is lit in orange 5 Light loader interface Interface for an adapter cable used when setting and storing parameters from a PC This requires an optional parameter setting tool Process variable PV display Displays PV Displays an error code in red if an error occurs 7 Setpoint display LCD Displays the name and value of a target setpoint SP output OUT deviation DV deviation trend valve opening or a parameter Displays an error code if the controller fails 8 A M key A M Used to switch between the AUTO and MAN modes Each time you press the key it switches to the AUTO or MAN mode alternately 9 SET ENT key 10 DISP key DISP 11 Vand A A keys S WT Used to switch or register a parameter Pressing the key for more than 3 second allows you to switch between the operating display and the main menu for operating parameter setting display alternately Used to switch between displays Pressing this key wh
135. vels up to 100 or down to 0 and stays at this point IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 14 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting ZON Zone PID selection 0 SP selection 0 1 Zone PID If set to SP selection allows PID constants to be selected for each target setpoint If set to Zone PID automatically selects PID constants according to the temperature range set in the given Reference Point parameter R M D Restart mode CONT 0 Continues action set before power failure CONT 0 H MAN 1 Starts from manual operation status AUTO 2 Continues action set before power failure in automatic operation Allows you to determine how the controller should recover from a power failure of longer than 2 sec R TM Restart timer 0 to 10 sec 0 sec H Sets time between power on and the instant where controller starts computation G RP PID group number Allows you to determine how many groups of setpoint alarm and 8 PID parameters the controller should show 1 Show one set 2 Show two sets 3 Show three sets 4 Show four sets 5 to 8 Show as many groups of parameters as have been set RP Zone PID reference 0 0 to 100 0 of PV input range 100 0 of H point 1 Note that 1 RP 2 RP 3 RP 4 RP 5 RP lt 6 RP PV input Sets reference po
136. when in ten segment linearizer approximation 1 a9 Ten segment inearizer 1 input 9 66 7 to 105 0 of PV input range 0 0 of PV input range 1 69 Ten segment inearizer 1 output 9 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a10 Ten segment inearizer 1 input 10 66 7 to 105 0 of PV input range 0 0 of PV input range 1 610 Ten segment inearizer 1 output 10 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 a11 Ten segment inearizer 1 input 11 66 7 to 105 0 of PV input range 0 0 of PV input range 1 b11 Ten segment inearizer 1 output 11 66 7 to 105 0 of PV input range span 66 7 to 105 0 of PV input range when in ten segment linearizer approximation 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation 1 PMD Ten segment inearizer 1 mode 0 Ten segment linearizer biasing 1 Ten segment linearizer approximation 0 IM 05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 2 E Setup Parameters Target Setpoi
137. ys About 100 000 more ON OFF operations or with resistance load If any of these parts except control output relays cause a controller failure due to deterio ration contact your dealer for replacement at your cost Control output relays can be replaced by yourself SEE ALSO 4 2 5 Replacing Control Output Relays for how to replace the control output relays IM05D01B02 45E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 8 4 2 5 Replacing Control Output Relays This subsection describes how to replace the control output relays The replacement must be performed by an engineer qualified for the work Always turn off the power before starting the work in order to avoid electric shock Do not pull out the internal unit for any other purpose other than to replace the control CAUTION output relays 1 Insert a flat blade screwdriver tip width of 6 mm is recommended into the opening 4 Openings are on the top and bottom of bezel with the tip in parallel with the front panel and then turn the screwdriver gently Take this procedure to four openings 1 2 3 and 4 see the figure below on the upper and lower parts of the bezel in order The bezel slightly moves forward from the housing 2 Push up the center of the bottom gasket of bezel by a finger to release the latch jLatch invisible in the panel Center of the bottom gasket 4 Panel

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