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Manual for Cascade Secondary-Loop Control PDF

1. Wiring can only be carried out RS 485 communication Pellets Cascade input 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 41 A A communication functions 28RoB controllers with auxiliary analog input 45 1214 23 SDB Auxiliary analog input 12 b 250 Q 4 20mA neal 29 RDA gt 13 24 SDA gt 13 8 13 I 21 30 SG Specify in a range of 25 RDB k ja i ne A T 22 aN ri Nips mV V input Note Connecting a 250 resistor to the terminals is Position proportional control output 26 ROAL optional a gt z1 Model X010 250 2 resistor with M3 5 crimp on terminal Relay contact output Feedback input Defe Voe 12 O lugs E n n 27 sG C Renee nnn nnn orj 148 0 a7 r 3O NOTE lt Installation category overvoltage category II IEC1010 1 Bevers 49O 46 com 50 z145 i 100 L 42 32 Contact rating 250 V AC 3 A 30 V DC 3 A resistance load Resistance 10002 to 2 5 kQ POOO 0006 Power supply Power supply Z caution 8 Before carrying out wiring turn off the power to the controller and check that cables to be N 9 connected are not alive with a tester or the like becaus
2. SELECT display 1 y SELECT display 2 y SELECT display 3 SELECT ere pence display 4 ey 4 MODE gt A M2 seor S display 5 a MODE R L1 gi MODE A sae Aue i R L2 5 MODE S R SPNO l Not displayed for ON OFF control Not displayed for heating cooling or position proportional control Displayed for heating cooling control Displayed for heating cooling or position proportional control Displayed for heating cooling control 7 PID 8 PID 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 3 Parameter MODE R L1 is displayed only for the controller with auxiliary analog remote input 4 Parameter MODE R L2 is displayed only for the dual loop type 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 Casca
3. 5 the parameter AT MENU LP1 PAR 1 auto tuning switch AT OFF IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt 6 Press the 4 or 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 1 Blinks during change lt 3 Operations gt 3 8 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 1 SP 100 0 C PID 1 OUT 100 0 0 50 100 Auto tuning is complete when the MAN1 lamp goes off IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt 3 4 Setting PID Manually lt 3 Operations gt 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
4. 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 AL1 2 Blinks during change setpoint MENU LOOP1 ALM 1 alarm 1 type select SETUP AL1 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 TSP 0 0 C 10 10 0 e S a DV 11 When setting alarm setpoints see 3 5 Setting Alarm Setpoints IM 05D01B02 43E 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
5. Note Connecting a 250 Q resistor to the terminals is optional Model X010 250 2 resistor with M3 5 crimp on terminal lugs IEC 1010 1 Tracking output to primary loop r Contact rating 250 V AC 3 A 30 V DC 3 A resistance load Note Select this option from the OT1 parameter Retransmission output 1 Initial value of cascade secondary loop control set to setpoint retransmission Power supply A CAUTION Power supply Before carrying out wiring turn off the power to the controller and check that cables to be L ra 8 connected are not alive with a tester or the like because there is a possibility of electric shock Nufo lt a i Allowable range 100 240 V AC 10 CIOS CICIGIeke O O OOOe OOOO OO9 Control output Retransmission output 2 is available only when relay is selected as the type of control output 14 Current voltage pulse output Retransmission I 4 20 or 0 20 mA DC output 2 15 oo 16 oom I 4 20mADC 4 20mADC 17 eS Voltage pulse 12V 47 O Default Unspecified retransmission type Default 4 20 mA DC 6 gt 0 20mADC Default 4 20 mA DC free
6. IM 05D01B02 43E 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 the 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 Do not use hunting suppr
7. 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 LJX L1 See Yokogawa Electric s GS 6B1U1 E RTD Shielded wires three 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 IM 05D01B02 43E 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 A 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 sign
8. Displays target setpoint 1 1 SP In steps 2 and later illustrations of the LCD are cited to explain the procedure Press the key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu Press the Y 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 Press the J 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 4 key once to display the submenu IN IN input set SETUP sub menu 8 Press the key once to display the parameter IN1 PV input type MENU UTMD IN 1 input 1 type select SETUP IN1 OFF 9 Press the 4 or key to display the required setpoint The figure below shows an example of setting the PV input
9. nisp key IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 5 O In Automatic Manual Operation SP Display secondary loop On the Setpoint display LCD the controller displays the target setpoint 1 SP along with the deviation bar Heating Cooling OUT Display secondary loop On the Setpoint display LCD the controller displays the target setpoint 1 SP PID number PID and cooling side control output value C and heating side control output value H Deviation Trend Display On the Setpoint display LCD the controller displays the deviation trend Heating Cooling Data List Display On the Setpoint display LCD the controller displays the target setpoint 1 SP cooling side control output value C heating side control output value H deviation DV and PID number PID g TSP 100 0 C SP display Allows the target setpoint of secondary loop to be changed 1 o mm Secondray loop S the Jor A key to change the ope and press the key to register it nisp key 1 SP 100 0 C PID 1 Heating Cooling er 499 OUTdisplay Allows the control output value of secondary loop to CooL secondray loop be changed in manual operation e Press the AMY key to turn on the MAN1 lamp pisP key e Press the YJ or LAJ key to ch
10. Blinks during change ee Ss o0 erea J Fa jlo TV Ate 5 Press the key once to register the MENU MODE 6 Cascade select MODE ose J A E Manipulating the 4 key 1 Bring the operating display into view display appears at power on Displays PV i ran j Displays target setpoint 1 SP 100 0 C 10 0 10 2 Each time you press the AM key on the front panel of the instrument AUTO and MAN is switched alternately In automatic operation In manual operation Displays target setpoint 1 le OFF MAN1 lamp MAN1 lamp ON Displays output bar Pressing the am key during the cascade operation switches to the manual operation IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 16 3 9 Manipulating Control Output during Manual Operation A NOTE Control output cannot be changed if the controller is stopped In this case the preset output value operating parameter PO will be output A co
11. 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 cooling side relay output terminals 5 Heating side pulse output terminals cooling side relay output terminals O OT 1 Control output type 6 Heating side current output terminals 2 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 9 Heating side current output terminals cooling side transistor output terminals 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 terminals 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 ca
12. NSP 100 0 C 10 0 10 ai ee IM 05D01B02 43E 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 the 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 3 11 lt 3 Operations gt 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 setpoi
13. Parameter Symbol IN2 Name of Parameter Setting Range and Description Although not used in Cascade Secondary loop Control it is shown on the display Initial Value User Setting UNI2 Although not used in Cascade Secondary loop Control it is shown on the display RH2 Although not used in Cascade Secondary loop Control it is shown on the display RL2 SDP2 SH2 Although not used in Cascade Secondary loop Control it is shown on the display Although not used in Cascade Secondary loop Control it is shown on the display Although not used in Cascade Secondary loop Control it is shown on the display SL2 Although not used in Cascade Secondary loop Control it is shown on the display BSL2 Although not used in Cascade Secondary loop Control it is shown on the display RJC2 Although not used in Cascade Secondary loop Control it is shown on the display SH3 cascade input scale SL3 Min value of cascade input scale 19999 to 30000 where SL3 lt SH3 IN3 Cascade input type Specify the type of cascade input as a range code 1 to 5 V 41 INPUT 3 terminals See Instrument Input Range Codes in the 2 Initial Settings Terminals and U N 13 Cascade input unit Select the unit of cascade input 0 0 Percent F 5 Fahrenheit C 1 Degree Celsius 2 No unit RH3 Maximum value of Set the range of a voltage sign
14. RS 485 communication High performance RS 485 communication for controllers with communication functions 28 RDB gt 23 spB 24 SDA gt lt E 29 RDA 27 SG i I 25Rom CI 26 RDA _ 30 se 7 Note Select this option from NG 1 the OT1 parameter a NO 2 Time proportional PID relay contact output is configured at factory com 3 before shipment Wiring can only be carried out Cascade input Wiring can only be carried out for controllers with auxiliary analog input E UT750 Cascade Secondary loop Control Model UT750 01 or UT750 51 Secondary PV input Not configured at factory before shipment See 2 Initial Settings Auxiliary analog input gt TC input RTD input 11 A 21 Specify in a range of 12 I O 1 5 V DO 0 2 V DC I 12 b 22 00 10 De 13 a BO Default 1 5 V DC Sa mV V input Installation category overvoltage category E Receiving 4 20 mA DC Current Signals with the Controller When receiving 4 20 mA DC current signals set the PV input type to 1 5 V DC setpoint 41 lt i 250 2 4 20mA
15. O In Cascade Operation SP Display Secondary loop On the Setpoint display LCD the controller displays the cascade setpoint C SP along with the deviation bar OUT Display Secondary loop On the PV display LCD the controller displays the cascade setpoint C SP PID number PID and control output value OUT For position proportional control the valve opening 0 to 100 is displayed instead of the control output value Deviation Trend Display On the Setpoint display LCD the controller displays the deviation trend Data List Display On the Setpoint display LCD the controller displays the cascade target setpoint C SP control output value OUT deviation DV and PID number PID IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 4 TSP 10 f 100 0 C a ee 10 DISP key C SP 100 0 C PID 1 OUT 30 pee TU 0 100 DISP Disp key C SP 100 0 C OUT 70 0 DV 48 5 C PID 1 Disp key SP display secondary loop OUT display secondary loop Deviation Trend display Data List display For monitoring only For monitoring only For monitoring only For monitoring only IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 3 O In Automatic Manual Operatio
16. Instruction co Manual Model UT750 REEN Digital Indicating Controllers User s Manual for Cascade Secondary loop Control IM 05D01B02 43E YOKOGAWA IM 05D01B02 43E 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 E 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 Cascade Secondary loop Control The specification codes of the UT750 applicable to cascade secondary loop contr
17. UTMD IN Analog input bias A BS3 CMLP AIN E Contact Input Cascade mode ON OFF switching function is assigned to DI1 contact input 1 Automatic mode ON OFF switching function is assigned to Dl2 contact input 2 Manual mode ON OFF switching function is assigned to DI3 contact input 3 Manipulated output can be changed using the LAJ and LY keys in manual mode Run OFF Stop ON switching function is assigned to DI4 contact input 4 Preset output value is output when the operation is stopped PV input and alarms remain functioning as normal A message can be displayed on LCD by DI5 contact input 5 No function is assigned to DI6 contact input 6 FAIL contact of the primary loop controller input function is assigned to DI7 contact input 7 Connect to contact output 7 DO7 of the primary loop controller since the cascade primary loop control is used with cascade secondary loop control ON in the normal condi tion and OFF in the FAIL condition Short circuit DI7 if this function is not required IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 7 E Target Setpoint and PID It is possible to use a maximum of eight groups of target setpoints and PID parameters in automatic or manual mode when the controller changes from cascade mode The target setpoint can be selected by key operation or contact input For selection by contact inpu
18. Unit selection J ON when normal condition Contact input Cascade Manual I Analog input range conversion i I Analog input range conversion I Analog input bias Analog input bias OFF gt ON OFFON i Automatic Display OFF gt ON M99549 o Ved i Square root extraction Analog input filter I Target setpoints 1 to 8 10 seg linearizer approx bias CAS I PV input bias I AUTO MAN Switched to AUTO when PV input filter Target setpoint ramp rate function L jeubis Bulyoyums Buryoesy primary loop controller FAILS yy Manual operation Control computation Preset output MAN AUTO Output limiter O sToP RUN CAM gt N AUTOMAN switching SR J 7 STOP ONV RUN OFF switching a a a tia ane oTi y 15 V loop Retransmission fee oo power supply output i Alarm function O i i F F Control KA T i i output RET1 2 i i i l Y a a ee ee oe fom i Alarm 1 Alarm 2 Alarm 3 Alarm 4 Current Relay Current Current terminalsi raea oN l or pulse terminals terminals terminals DO7 tracking switching signal terminals and and and ON when AUTO or MAN and UT750 50 only Current Unavailable when cont
19. When you have changed alarm type the alarm setpoint will be initialized set the alarm setpoint again Alarm output terminals Factory set defaults Alarm 1 terminal numbers PV high limit alarm Alarm 2 terminal numbers PV low limit alarm Alarm 3 terminal numbers PV high limit alarm Alarm 4 terminal numbers 2 PV low limit alarm operating display into view display appears at power on Displays target setpoint 1 1 SP Displays PV ol E SP 0 0 C 10 0 10 Lbs Prob to DV and later illustrations of the LCD are cited to explain the procedure IM 05D01B02 43E 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 ose 7 Press the key once to display the main menu LOOP1 LOOP1 loop 1 setup para SETUP main menu oo Le JAME Press the key once to display the submenu SP SP SP control SETUP sub menu
20. 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 AUTO 0 MAN 1 CAS 2 E Operating Parameters Operation Mode Parameters Located in Main menu MODE Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting M O D E Cascade Auto Man AUTO 0 Automatic switching MAN 1 Manual C A M CAS 2 Cascade 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 a remote input signal or communication Use the setup parameter RMS Remote Input Selection to determine whether the target setpoints should be acquired via the remote input signal or communication REMOTE 1 Remote mode LOCAL 0 Local mode 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
21. ssssseeeseeeeereerirerreerrererenes 5 A2 size e User s Manual Reference CD ROM version ssssssseeessseersereeereeeene 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 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 43E 1st Edition May 31 2000 00 lt Toc gt 1 2 Howto install A NOTE To install the controller select a location where ji AVN o o NOg 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 plate
22. Allows the alarm function to be enabled or disabled according to the operating condition 0 Always active 1 Not active when in Stop mode 2 Not active when in Stop mode or manual operation IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 14 Control Action related Parameters Located in Main menu LOOP1 Submenu CTL 2 RP Zone PID reference point 2 3 RP Zone PID reference point 3 4 RP Zone PID reference point 4 5 RP Zone PID reference point 5 6 RP Zone PID reference point 6 of PID constants according to the given temperature zone You can set 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 The example below sets reference points 1 and 2 to provide 3 zones to switch PID constants automatically A Maximum value of PV input range RH1 Zone 3 The controller is operated with the 3rd group of PID constants Reference point 2 2AP fee ee TS Zone 2 i The controller is operated with e the 2nd group of PID constants Reference point _ ____ fe No eee 1 RP PV input Zone 1 seeds ahi chaperone value ee jem controller is operated with Mini l f inimum value oi the 1st group of PID constants PV input range RL1 Parameter Name of Parameter Se
23. Parameters gt 5 19 UT Mode Parameters Located in Main menu UTMD Submenu MD Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting UTM Controller mode 3 Cascade Secondary loop Control 1 UT mode For another controller mode see the User s Manual Reference CD ROM version SM P PV sampling period 50 100 200 and 500 ms 200 ms setting The controller restarts if any change is made to the PV sampling period this does not affect other parameter settings at all however 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 Terminals and 43 See Instrument Input Range Codes in 2 Initial Settings UNI1 PV input unit Select the unit of PV input 0 Percent C 1 Degree Celsius 2 No unit F 5 Fahrenheit Depends on the 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 Depends on the PV input type For temperature input Set the range of temperature that is actually controlled For voltage input Set the r
24. band SPNO 1 1 SP 1 P 1 1 1 D 1 Pc 1 Ic 1 Dc 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 Ic 3 Dc SPNO 4 4 SP 4 P 4 1 4 D 4 Pc 4 lc 4 Dc SPNO 5 5 SP 5 P 5 1 5 D 5 Pe 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 8 D 8 Pc 8 lc 8 Dc IM05D01B02 43E 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 are roughly classi fied into two groups depending on the types of controller and control output One group is operating displays for cascade secondary loop control and cascade secondary loop position proportional control and the other group is operating displays for cascade second ary loop heating cooling control The Process Variable PV display always displays the value of secondary PV input E Operating Displays for Cascade Secondary loop Control and Cascade Secondary loop Position Proportional Control
25. 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 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 ho
26. inoperable faulty faulty Yes Yes CEE S a Check wiring on the Check the key lock Turn off power and Check the power supply setting then turn it on instrument s I O terminals again specifications v Yy Check the supply Check the specifications voltage of I O counterpart for wrong polarity lt No 7 sae lo communication Normal capability No Is a key lock enabled AA Correct the Yes error s lt 4 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 asking the vendor for repair IM 05D01B02 43E 1st Edition May 31 2000 00 E Errors at Power on lt 4 Troubleshooting and Maintenance gt 4 2 The following table shows errors that may be detected by the fault diagnosis function when the power is turned on Display oe coal Description Control Alarm Retransmission er is PV position Error indication of error output output output Communication Remedy E000 Faulty RAM OFF or None 0 or less or less E001 Faulty ROM Stopped PV or OFF Pp Faulty indicating E002 System data error Undefined Undefined Undefined Contact us LED PV decimal point blinks f ity calibration Normal action Normal action Normal action Normal action for repair ne out of out of out of out of e accuracy accuracy accuracy accuracy Normal action Check and Err
27. 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 6 Process variable PV Displays PV display Displays an error code in red if an error occurs Displays the name and value of a target setpoint SP output OUT deviation DV deviation 7 Setpoint display trend valve opening or a parameter Displays an error code if the controller fails Used to switch between the AUTO and MAN modes Each time you press the key it switches to the 8 AM koy A M AUTO or MAN mode alternately 9 SET ENT ke SETEN Used to switch or register a parameter Pressing the key for more than 3 second allows you to switch y Y between the operating display and the main menu for operating parameter setting display alternately Used to switch between displays Pressing this key while any operating display is shown lets you switch to another prearranged operating display Pressing this key while any display other 10 DISP key DISP 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 Vand A A setpoints parameters and output values in manual operation Pressing the VV key decr
28. 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 4 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 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 11 Parameter Symbol 1 a1 1 61 Name of Parameter Ten segment inearizer 1 input 1 Ten segment inearizer 1 output 1 Setting Range and Description 66 7 to 105 0 of PV input range 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 Initial Value 0 0 of PV input range 0 0 of PV input range span 0 0 of PV input range when in ten segment linearizer approximation User Setting 1 a2 1 62 Ten segment inearizer 1 input 2 Ten segment inearizer 1 output 2 66 7 to 105 0 of PV input range 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 ra
29. 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 Al 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 segmental point IM 05D01B02 43E 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 1
30. 18 Common Com 7 Manual switching when DI3 changes to on ta 3 DI3 Cooling side control Do4 34 eee ee Seoda oA DI3 40 5V 40 output Note 1 UNAN He 3 DI4 pee ee RUN when Di4 OFF 39 0 sv 39 i pos 33 Note External Contact Input Di4 ia 3 a arm 3 output 5 If the power is turned on when the Display message when DI5 changes to on pis 38S ay DI5 38 5 32 external contact input either of No function D16 3 pie D Alarm 4 output DO6 Cascade Automatic and Manual FAIL contact input from primary loop controller Di6 37 0 5V 37 g _ is ON the controller judges that ON when normal operation 3 Y keee Samoning po7 31 the external contact input is Cascade AUTO Manual Di7 Bek o DI 5 signal Note 2 changed to ON OFF when only secondary loop operation Relay contact rating 240 V AC 1A AUTO operation DI7 COM Common com s 30 V DC 1 A resistance load COM 20 1 20 Transistor contact rating 24 V DC 50 mA Common 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 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 Heat
31. 19200 5 38400 6 bps 9600 4 PRI2 Parity 2 NONE 0 None EVEN 1 Even ODD 2 Odd EVEN 1 STP2 Stop bit 2 2 DLN2 Data length 2 7 8 8 is fixed for Ladder ADR2 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 43E 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 V 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 for adjustment using the parameters V RS V L and V H OFF 0 ON 1 Start automatic adjustment y 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 Vy H Fully opened valve Pressing the SET ENT key with valve po
32. 4 Press the 4 or key to display the required setpoint MENU MODE 6 SPno select changing SPNO 2 Blinks during change 5 Press the key once to register the setpoint MENU MODE 6 SPno select SPNO 2 6 This returns you to the display shown at power on figure below al Displays 2 SP 140 0 C Cee Ta aes oo Try 2 jose JL JL IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 13 3 7 Switching between Run and Stop Selection between the Run state RUN and Stop state STOP can be made with contact input 4 D14 RUN when DI4 is set to OFF STOP when DI4 is set to ON When at a stop the controller behaves as described below PV input Displays the PV value Provides the preset output value Gontrolgutput factory set to 0 Alarm output Turns the output on in case of an alarm IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 14 3 8 Switching between Cascade CAS AUTO and MAN A NOTE Switching to Cascade CAS can be achieved only when the contact input 7 DI7 is ON Switching between cascade CAS automatic AUTO ma
33. 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 4 E Operating Displays for Cascade Secondary loop Heating Cooling Con trol O In Cascade Operation SP Display secondary loop On the Setpoint display LCD the controller displays the cascade setpoint C SP along with the deviation bar Heating Cooling OUT Display secondary loop On the Setpoint display LCD the controller displays the cascade setpoint C SP PID number PID cooling side control output value C and heating side control output value H Deviation Trend Display On the Setpoint display LCD the controller displays the deviation trend Heating Cooling Data List Display On the Setpoint display LCD the controller displays the cascade target setpoint C SP and cooling side control output value C heating side control output value H deviation DV and PID number PID p g TSP _ 100 0 C SP display T peas paaa secondary loop For monitoring only nisp key Heating Cooling OUT display secondary loop C SP 100 0 C PID 3 C 100 0 H 0 0 l nisp key DV trend scan 20sec For monitoring only Deviation Trend display For monitoring only nisp key a SP 00 0 Go ioeld se He 0 0 Heating Cooling Data DV 48 5 C For monitoring only List display oo er PID 1
34. IM05D01B02 43E 1st Edition May 31 2000 00 lt 3 Operations gt 3 18 E Manipulating the Control Output during Position Proportional Control 7z A The controller continues to provide control output as long as the or key is being pressed vj key Closes the valve A key Opens the valve MAN1 lamp ON 1 SP 100 0 C PID 1 me QUT o Displays the n ee S valve opening 0 to 100 OUT display IM 05D01B02 43E 1st Edition May 31 2000 00 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
35. 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 43E 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 SET aT 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 hai 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 a 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
36. PV Displays target setpoint 1 SP 100 0 C 10 ee eee 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 LP1 LP1 loop 1 parameter main menu 4 Press the key once to display the submenu PAR PAR parameter sub menu 5 Press the A key once to display the submenu 1 PID 1 PID PID parameter SPno 1 sub menu 6 parameter 1 P proportional band for 1 SP MENU LP1 1 PID 6 proportional band 1 P 5 0 7 Press the 4 or Y key to display the required setpoint MENU LP1 1 PID 6 proportional band changing IP 18 0 Blinks during change IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 10 8 Press the key once to register the TIP setpoint For the PID parameter number you set in step
37. S1 DO1 AM1 PY1A IN1 OTI PSL1 V AT C S2 DO2 A M2 PY1B 7 UNI OT2 BPS1 V RS C S3 DO3 R L1 PY2A z RH1 CT1 PRI V L C S4 DO4 R L2 PY2B 2 RL1 CT2 STP1 V H C S5 DOS S R Lo oii SDP1 CTct DLN1 TR T E Do CAS SH1 CTc2 ADRI V MOD DO7 AUTO z su AO1 RPT1 R151 MAN i BSL1 AO2 PSL2 R152 SPO 3 RJC1 AO3 BPS2 R153 SP1 T IN2 A1H PRI2 R154 SP2 z UNI2 AIL STP2 R155 SP3 RH2 A2H DLN2 R156 DP1 o RL2 A2L ADR2 R157 DP2 2 SDP2 A3H RPT2 R158 MG1 z SH2 A3L R251 MG2 E SL2 R252 MG3 BSL2 R253 MG4 RJC2 R254 Lo T R255 R256 R257 R258 Note The parameter items shown on the TEST submenu of the setup parameter 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 IM 05D01B02 43E 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
38. 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 1 RP Zone PID reference 0 0 to 100 0 of PV input range 100 0 of point 1 Note that 1 RP 2 RP 3 RP 4 RP 5 RP lt 6 RP PV input Sets reference points at which switching is carried out between groups range IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 15 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting 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 R DV Reference deviation Used to select a group of PID parameters according to a deviation from OFF 0 the given target setpoint The controller uses the parameters 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 reference 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 parameters of the number selected in PID group number GRP PV input value Maximum valu
39. 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 43E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 8 Feedback Resistance Input Provided for position proportional type only terminals 4 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 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 Univers
40. gt 2 19 lt 2 Initial Settings gt Stand by Action Treated as normal Normal Abnormal gt The alarm output turns on P Low limit of 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 Power on 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 number 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 Bea 4 integral time derivative time
41. menu Submenu Input selection IN1 UTMD IN Unit selection UNI1 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 43E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 6 E Cascade Input Cascade input INPUTS inputs the output of primary loop controller Connect to analog output 1 OUTPUT 1 of the primary loop controller since the cascade secondary loop control is used with the cascade primary loop control The controller is capable of biasing computation on cascade input signals Each 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
42. 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 wae o o l e Hysteresis Hysteresis _ PV high limit Open unlit j Closed lit _ PV Alarm setpoint De energized Open lit Closed on deviation low unlit 2 Hysteresis PV low limit Closed lit TEE cen oniy 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 Deviation setpoint lt i Target SP Hysteresis lt _ gt 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 i PV Target
43. 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 cascade secondary loop control 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 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 scal
44. 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt 8 Press the key several times to display the parameter IN3 cascade input type MENU UTMD IN 19 input 3 type select SETUP IN3 1 5V o0 a ose J A 9 Press the 4 or key to display the required setpoint The figure below shows an example of setting a 0 to 10 V DC setpoint 51 MENU UTMD IN 19 input 3 type select changing IN3 0 10V Blinks during change lt 2 Initial Settings gt 2 11 10 Press the key once to register the setpoint MENU UTMD IN 19 input 3 type select SETUP IN3 0 10V 11 Press the key for more than 3 seconds This returns you to the display sho
45. 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt 2 3 4 5 lt 2 Initial Settings gt 2 7 Bring the operating display into view display appears at power on The PV display in the figure below shows the error code for input burnout ha Ht if PV input wiring is not yet complete The error code disappears when you wire the PV input terminals cor rectly Displays PV BE
46. signals are output to OUTPUT2 lt 6 Function Block Diagram and Descriptions gt 6 8 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 set 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 AO1 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 43E 1st Edition May 31 2000 00 lt Toc gt 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 transistor output in heating coolin
47. the state of manipulating the cooling side output and its value begins to increase Inversely if you hold down the LAJ key with the cooling side output under manipulation i e heating side output H 0 0 the cooling side output C decreases Consequently 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 below 24 8 the cooling side output C begins to increase from 0 0 If you keep the Ly 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
48. type to a K type thermocouple 200 0 C to 500 0 C Blinks during change IM05D01B02 43E 1st Edition May 31 2000 00 MENU UTMD IN 1 input 1 type select changing IN1 typeK3 lt Toc gt 10 Press the key once to register the setpoint MENU UTMD IN 1 input 1 type select SETUP IN1 typeK3 parameter UNI1 PV input unit MENU UTMD IN 2 input 1 unit select SETUP UNIT C 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 RH1 500 0 13 Press the 4 or Z key to display the required setpoint The figure below shows an example of setting the maximum value of the PV input range to 200 0 C MENU UTMD IN 3 input 1 range high changing 0 0 Blinks during 14 Press the 2 key once to register the setpoint MENU UTMD IN 3 input 1 range high SETUP RHI 200 0 lt 2 Initial Settings gt 2 8 15 Press the amp key once to display the param
49. 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 IM 05D01B02 43E 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 UTM 1 Press the 4 or YJ key to display the set point 3 MENU UTMD MD 1 UT mode select changing UTM 3 Blinks during change 9 Press the key once to register the setpoint MENU UTMD MD 1 UT mode select SETUP UTM 3 10 The con
50. 00 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 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 AQ1 Analog output 2 Analog output 2 type AQ2 Analog output 3 Analog output 3 type AQ3 Analog output 3 100 segmental point ASH Analog output3 Analog output 1 100 segmental point A1H mA A 20 100 Output value after computation 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 IM 05D01B02 43E 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 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 RET
51. 1 control output type STU P MENU UTMD OUT 1 password input output 1 select SETUP main menu OT1 0 4 9 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 1 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 MOUS a eer power on figure below T SP 0 0 C 10 0 10 d k To A IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 13 List of Control Output Types
52. 1 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 75 6 Set the Analog Output 3 0 Segmental Point A3L 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 AQ1 Analog output 2 Analog output 2 type AQ2 Analog output 3 Analog output 3 type AQ3 Analog output 3 100 segmental point ASH mA A 0 100 Analog output 1 100 segmental point A1H c 2 5 a 5 75 8 5 output 1 T o 10 50 oO 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 43E 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 lin
53. 5 select MENU LP1 1 PID 6 the submenu 1 PID if the PID con PA stants are for 1 SP a 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 The same steps can be used for integral time 1 1 and derivative time 1 D that are displayed after this 9 Press the key for more than 3 seconds This returns you to the display shown at power on figure below Displays target setpoint 1 Displays PV 1 SP 100 0 C 10 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 defaults Alarm 1 terminal numbers PV high limit alarm Alarm 2 terminal numbers PV low limit alarm Alarm 3 terminal numbers PV high limit alarm Alarm 4 terminal numbers PV low limit alarm 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
54. 50 Cascade Secondary loop Heating Cooling Control Model UT750 01 or UT750 51 Communication 1 Communication 2 lt 301 gt lt uoneyjelsu 4 gt PSL1 PSL2 RS 485 communication igh Performance Wiring can only be carried out Cascade input Secondary PV input z M Receiving 4 20 mA DC Current RS 485 communication for controllers with Wiring can only be carried out for Not configured at factory before shipment i Signals with the Controller communication functions sa with a dani analog input See 2 Initial Settings 1 When receiving 4 20 mA DC current signals i 23 SDB Auxiliary analog input TC input RTD input i set the PV input type to 1 5 V DC se
55. 9 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 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 Allows margins to be set for an alarm setpoint ink HY2 Alarm 2 hysteresis With the hysteresis settings it is possible to prevent relays from chattering Sarm 0 5 o Hysteresis for PV high limit alarm A Point of ON OFF action Output HY3 Alarm 3 hysteresis Alarm etpoint On i HY4 Alarm 4 hysteresis off Hysteresis PV value Alarm 1 delay timer 0 00 to 99 59 min sec enabled when alarm 1 type AL1 is 1 0 00 AMD Alarm mode
56. A resistance load Resolution 10 ms or 0 1 of output whichever is larger Contact Inputs e Purpose Target setpoint selection remote local mode switching and run stop switch ing Number of inputs 7 Input type Non voltage contact or transistor open collector input Input contact rating 12 V DC 10 mA or more 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 1 A 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 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 sta
57. 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 to 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 11 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 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 betw
58. OOP1i A FL2 PID HY3 GRP i i A SR2 L USR HY4 LAP N i ng A LC2 PYS1 DY1 2 RP Son ABS3 PYS2 DY2 3 RP RMD AFL3 PWD DY3 4 RP 2 RTM A SR3 DY4 5 RP arenot A LC3 AMD 6 RP contained u E RHY pr E E EEEE EE OEA EEEE E AEEA RDV L 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 5 SET Press the F key once DISP Press the DISP key once Press the LA Jor CY key once C
59. SP Hysteresis lt gt 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 22 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 E the alarm output is set to Hysteresis Hysteresis Closed lit gt Closed lit Open unlit 28 Output high limit Open unlit p A _ gt 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 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 in case of failure Hysteresis e 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc
60. SP becomes true 50 0 1 H ON OFF control hysteresis Heating side ON OFF control hysteresis 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 action ae Deviation PV SP REVERSE 0 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 9 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting Pc Cooling side 0 0 to 999 9 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 time Dec Cooling side derivative OFF 0 1 to 6000 sec 60 sec time Hc Cooling side ON OFF 0 0 to 100 0 0 5 control hysteresis D B Dead band In heating cooling control 100 0 to 50 0 3 0 In position proportional PID control 1 0 to 10 0 When performing heating cooling control setting any positive value prohibi
61. UTION electric shock or 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Int gt lt Rev gt Toc 1 Model UT750 Digital Indicating Controllers User s Manual for Cascade Secondary loop Control IM05D01B02 43E 1st Edition CONTENTS 1 Installati n sspcihencacn shove cceneciawaiuiseaacsnaneneiegeudivesivalenenbuensostveceueussancveuushaneasiins 1 1 1 1 M del and Suffix CodeS anene arenaene seieencteesenercsenesraneecnneercunecsaterdencerenters 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 ecccscc
62. UTO 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 RS 5 OVER or OVER Out of 5 to 105 5 or 105 Normal action i Check process Auto tuning Action with PID aain nee Check process Press E200 failure existing before any key to erase error Time out auto tuning indication Setpoint displa i Ray Feedback resistor Stopped Stopped Check the feedback all ed a breakdown Normal PP PP resistor action 2 Check wires and Faulty communication 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 doas not rasetistart gnis SrO VE ROWE 0 or the unit Contact us for or noise 0 or lessor OFF JOFF oss Stopped repair iy 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 Powe
63. 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 pene 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 7 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 2 PES E 32 to 3100 F 3 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 aes e ose 0 25 of instrument range 1 digit for temperatures i 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 ADIN bpak 12 300 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 thermoc
64. 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 cascade secondary loop control 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 43E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 10 2 5 Changing Cascade 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 MNV NPU iee 8 eee input terminal 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 menu LOOP1 LOOP1 loop 1 setup
65. al RL3 lt RH3 5 000 cascade input range RL3 Minimum value of 1 000 cascade input range S D P3 Cascade input Set the position of the decimal point for cascade input Same as the decimal point 0to4 PV input decimal position 0 No decimal place point position 1 One decimal place 2 to 4 Two three four decimal places Max value of Set the cascade input read out scale Maximum value of PV input range or scale Minimum value of PV input range or scale C 1 Degree Celsius 2 No unit BSL3 Cascade input Allows the cascade input value to be determined as shown OFF 0 burnout action below in case of cascade input burnout selection 105 of cascade input scale if set to Upscale 5 0 of cascade input scale if set to Downscale OFF 0 Disable UP 1 Upscale DOWN 2 Downscale P U N PV unit Set the unit of PV Same as the x 0 Percent F 5 Fahrenheit PV input unit P DP1 P RH1 PV decimal point position Maximum value of PV range P RL1 Minimum value of PV range Under normal operation set the same value as in the PV Input Decimal Point Position SDP1 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 P RH1 and P RL1 parameters 0to4 Under normal operation keep the values of
66. al 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 type terminals 46 47 heating side output terminals 4 4 cooling side output terminals 49 45 Number of outputs 1 or 2 two for heating 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 type terminals 4 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 IM 05D01B02 43E 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 0 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
67. al 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 resistance 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 Cascade 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
68. ange 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 Depends 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 decimal places Depends on the PV input type SH1 Max value of PV input scale shown when in voltage input mode SL1 BSL1 Min value of PV input scale shown when in voltage input mode Selection of PV input burnout action Set the read out scale of voltage mode PV input 19999 to 30000 where SL1 lt SH1 Depends on the PV input type 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 Depends on the PV input type Depends 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 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 20
69. ange the control output value Deviation Trend display DV trend scan 20sec 7 For monitoring only Heating Cooling Data List display For monitoring only pisp key IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 6 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 a Fi isplays PV JIC 0 a ECO CAS lamp E OFF 55 Fa MAN1 lamp ene OFF elle In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the 4 or required setpoint key to display the Blinks during change 3 Press the key once to register the setpoint TSP 150 0 C A OEE SSS E E i IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 7 3 3 Performing Canceling Auto tuning Auto tuning should be carried out after setting a target setpoint SP Make sure the control ler is in automatic operation m
70. arameter Symbol DO1 Name of Parameter Relay output flag registration for DO1 DO2 Relay output flag registration for DO2 DO3 Relay output flag registration for DO3 DO4 Open collector transistor output flag registration for DO4 DO5 Open collector transistor output flag registration for DOS DO6 Open collector transistor output flag registration for DO6 DO7 Open collector transistor output flag registration for DO7 Setting Range and Description The following setpoints are registration numbers for Cascade Secondary loop Control only 5689 Alarm 1 output 0 No function 5690 Alarm 2 output 5691 Alarm 3 output 5693 Alarm 4 output The following setpoints are only available for heating cooling control 1607 Cooling side output 1609 Cooling side output Both the setpoints 1607 and 1609 provide the same cooling side output value 1611 Tracking switching signal Initial Value 5689 User Setting 5690 1607 1609 5691 5693 1611 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 Symbol A M1 Name of Parameter Loop 1 Auto Manual switching A M2 Loop 2 Auto Manual switchin
71. arm indicator Pines 7 Setpoint lamps PA lt display 3 Status indicator Duane lamps ee j 10 DISP key 5 Light loader orao WA rd 8 A Mkey 9 SET ENT key L Name of Part DISP Function Indicator lamp for display of PV2 Is lit when Loop2 PV is displayed on PV display Not used in cascade secondary loop control 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 Is lit in green to indicate the status of operation or control CAS Is lit when in cascade mode REM1 Is lit when in remote mode 3 Status indicator REM2 Not used in cascade secondary loop control lamps MAN1 Is lit when in manual mode MAN2 Not used in cascade secondary loop control 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
72. automatic or manual operation gt Retransmission output 1 Initial value of cascade secondary loop control 14 Q 4 20 or I 0 20 mA DC 15G Default 4 20 mA DC set to setpoint retransmission The functions of the external contact inputs are the defaults for cascade secondary loop position proportional control To change the functions reconfigure the contact input registration setup parameters External contact inputs When receiving 4 20 mA DC current signals External resistor Note 10002 12 r W15 V DC Power Supply Wired to Sensor in Two wire System Configuration PV input 0 4 2 0 V DC 3 signal Note External Contact Input If the power is turned on when and Manual is ON the control Contact rating 12 V DC 10 mA or more the external contact input either of Cascade Automatic ler judges that the external contact input is changed to ON 1 Cascade switching when DI1 changes to on QT Contact 5V j Transistor contact H Primary loop AUTO Secondary loop CASCADE DH fgs DH 19 H Automatic switching when DI2 changes to on p D he f Primary loop Tracking Secondary loop AUTO pie hsk o 45V 18 H Manual switchin
73. b menu 3 Press the key once to display the parameter UTM controller mode MENU UTMD MD 1 UT mode select UTM 1 Press the A o setpoint 3 v key to display the MENU UTMD MD 1 UT mode select changing UTM 3 Blinks during change oo urra IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt 5 Press the key once to register the setpoint 3 MENU UTMD MD 1 UT mode select SETUP UTM 3 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 Secondary PV Input Type IN input set SETUP sub menu The following operation describes a procedure of changing a UT mode to Cascade Sec ondary loop Control set 3 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 Itt tol 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
74. 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 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 Heating side integral time in heating cooling control D Derivative time OFF 0 1 to 6000 sec 60 sec Heating side derivative time in heating cooling control Output high limit 5 0 to 105 0 100 Heating cooling control 100 0 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
75. 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 0 to 50 of the computation result is presented as a 0 to 100 cooling side output 50 to 100 of the computation result is presented as a 0 to 100 heating side output PV SP Communication y _ y PID computation Manual MV output 0 to 100 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 none 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 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 heati
76. countermeasures 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 resistance 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 y External AC power supply a j f 7 a k Diode Mount it directly UT s contact K contact Relay 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 43E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 6 Cable Specifications and Recommended Cables
77. de control Dual loop control Temperature and humidity control or Cascade control with two universal inputs IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 3 rc gt Press the lt 1 J key once DISP Press the DISP key once SET1S Press the i J key for 1 second SET3S Press the lt key for 3 seconds Press the LA or LX Jkey once 6 7 8 LP2 lt gt USR PYS1 PYS2 gt STUP lt 1 b6 Same Taz 2 a7 PIs 1 b7 2 b7 1 a8 2 a8 1 68 2 b8 1 a9 2 a9 1 69 2 b9 1 a10 2 a10 1 b10 2 b10 1 a11 2 a11 1 b11 2 b11 1 PMD 2 PMD Password check display To setup parameter setting display imain menu LOOP1 on the next page Pressing the DISP key once when a parameter setting display is shown retrieves the menu of that parameter setting display Example Pressing the DISP key once when the PAR submenu is displayed will display the LP1 main menu Conversely the PAR submenu will reappear by pressing the DISP once when the PAR submenu s FL parameter display is shown key No
78. e 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 43E 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 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
79. e of PV input range H RH1 Reference deviation RDV Aslopeissettovay A OK Reference deviation RDV the target setpoint Target setpoint 2 Minimum value of PV input range RL1 OFF 0 Disable 0 0 to 100 0 of PV input range span Analog Input Computation Parameters Located in Main menu CMLP Submenu AIN 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 secondary 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 FL1 Analog input 1 filter OFF 0 Disable OFF 0 secondary PV input 1 to 120 sec A S R1 Analog input 1 Performs square root computation for the PV input value OFF 0 square root OFF 0 Do not compute the square root computation ON 1 Compute the square root secondary PV input Analog input 1 low 0 0 to 5 0 1 0 A LC1 signal cutoff secondary PV input The slope equals 1 at levels below the low signal cutoff point A BS2 Although not used in Cascade Secondary loop Control it is shown on the display A FL2 Although not used in Cascade Secondary loop Control it is shown on the display A SR2 Although not used in Cascade Secondary loop Control it is shown on the display A LC2 Although not used in Cascade Sec
80. e 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 43E 1st Edition May 31 2000 00 lt Toc gt E Setup Parameters lt 5 Parameters gt Target Setpoint related Parameters Located in Main menu LOOP 1 Submenu SP 5 12 SPL Target setpoint limiter lower limit 1 SP to 8 SP are changed PV input range 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
81. e there is a possibility of electric shock a 10 lt T Allowable range 100 240 V AC 10 free voltage 50 60 Hz shared OGOOCAAOAO COCOAACAOG CIOIOIIEIS 00009 Tracking output to primary loop Retransmission output 2 Default Unspecified retransmission type 0 20mADC 4 20mADC Woe Default 4 20 mA DC Load resistance 600 Q or less External contact outputs The functions of the external contact outputs are the defaults for cascade secondary loop aD position proportional control 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 function Note 2 The alarm 4 output parameters of the DO4 and DO6 share the same Alarm 1 output DO1 6 kK o I p Alarm2output DO2 5 e a Alarm 3 output 4 ko Note 1 DO3 Common com 7 Alarm 4 output Note 2 DO4 34 Alarm 3 output 33 3 Note 1 DOS J Alarm 4 output 32 A Note 2 DO6 Tracking switching 31 signal Note 3 DO7 Common com 35 function Relay contact rating 240 V AC 1 A 30 V DC 1 A resistance load Transistor contact rating 24 V DC 50 mA Note 3 ON when
82. eases a 11 kevs numerical value while pressing the A key causes it to increase You can hold down a key to gradually y Y increase the speed of change These keys also switch between menu displays when a main menu or submenu of parameter setting display is shown IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 3 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 Cascade Secondary loop Control 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 values if necessary The following operation describes a procedure of setting a UT mode to Cascade Second ary loop Control set 3 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 key once to display the submenu MD MD UT mode set SETUP su
83. ed 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 43E 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 Setting 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 Cascade Secondary loop Control 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 Cascade Secondary loop Control 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 Cascade Secondary loop Control 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 Init
84. een 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 between 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 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 IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 1 2 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 les
85. en 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 b8 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 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 b9 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 b10 Ten segment inearizer 1 output 10 66 7 to 105 0 of PV input rang
86. erminals O cooling side current output terminals 11 Heating side pulse output terminals cooling side current output terminals 12 Heating side current output terminals 4 cooling side current output terminals 4 User Setting A3L 5 0 to 105 0 CT1 Control output cycle 1 to 1000 sec 30 sec time ot i gt Heating side control On On output cycle time Off Off in heating cooling p 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 80 of Control Output 0 se 10sec 10 sec On state duration 2 sec On state pag 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 AO 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 A1 H Analog output 1 100 Set the values of segmental points for the 0 and 100 output
87. esos eee 2 2 Square root extraction Target setpoints 1 to 8 ai z Analog input filter CAS AUTO MAN Mees a i 10 seg linearizer approx bias Cej i I i Di PN input bias i l Switched to AUTO when PV input filter Target setpoint ramp rate function primary loop controller FAILS I Manual operation Control computation ECE Heating Cooling computation MAN AUTO at 4 Q j Lam gt S AUTO MAN switching a Heating side output limiter Cooling side output limiter g STOP ON RUN OFF Q Heating side Ls P Cooling side S R __ switching zi preset output Fs preset output eee ar Alarm function OT1 OTI 15 V loop power supply Retransmission output O Dn Heating side Cooling side PESES RET1 2 l l i i output output Gos Sr Alarm 1 Alarm 2 Alarm 3 Alarm 4 Relayor XO N Z Pe EL RIEL oe Current Rela 2 fi racking switching signa or pulse Ernis oe Current Current terminals ON when AUTO or MAN terminals terminals terminals Band Q and and and Current UT750 50 only 1 Unavailable when control output is current or pulse 2 DO4 is alarm 4 output when cooling side output is relay DO3 is alarm 3 output when cooling side output is transistor Leg Function lt gt Front panel key C Parameter gt Contact signal IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 4 E F
88. essing function when control processes with response such as flow 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 or the operating mode is changed from Manual to Auto 1 SP 2 SP 4 Pit gt A 2 SP 640 C g5 Beteeeterereraeey 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 remot
89. eter RL1 minimum value of PV input range MENU UTMD IN 4 input 1 range low SETUP RLI 200 0 16 Press the 4 or 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 Blinks during change MENU UTMD IN 4 input 1 range low changing RALI 0 0 setpoint MENU UTMD IN 4 input 1 range low SETUP RL1 0 0 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 18 Press the key for more than 3 seconds This returns you to the display shown at power on figure below TSP 0 0 C vi I tol i IM 05D01B02 43E 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 i Set the data item PV Input Type IN1 to the OFF option to leave the PV input
90. etup Procedure Power on y Denotes a step that must always be followed Denotes a step that should be followed as necessary Set UT mode 3 Factory set to Single loop Control UT mode 1 or 2 3 Changing UT mode Set PV input Y Changing Cascade 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 configured See 2 4 Setting Secondary PV Input Type See 2 5 Changing Cascade Input Type proportional controller Yes Calibrate valve position See 2 7 Calibrating Valve Position Set the output control x Factory set to Time Proportional Relay Output 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 Controller operation Be sure to follow this step whenever a change of setting is made to the UT mode or PV input type IM05D01B02 43E 1st Edition May 31 2000 00 1 Indicator lamp lt 2 Initial Settings gt Names and Functions of Front Panel Parts interface 11 Vand A keys for display of PV2 evz PY 6 Process variable 2 Deviation a Ul tl Uf Ul p PV display monitor Eaj dal Le Le oy l 4 Al
91. g R L1 Loop 1 Remote Local switching R L2 Loop 2 Remote Local switching S R Run Stop switching CAS AUTO Switch to Cascade mode when in cascade control Switch to Auto mode when in cascade control MAN Switch to Manual mode when in cascade control SP 0 Bit O of SP number setting SP 1 Bit 1 of SP number setting SP 2 Bit 2 of SP number setting SP 3 Bit 3 of SP number setting DP1 Operating display interruption 1 DP2 Operating display interruption 2 MG1 MG2 Message display interruption 1 Message display interruption 2 MG3 Message display interruption 3 MG4 Message display interruption 4 Setting Range and Description These parameters determine which contact input to use to make selections switches listed on the left Dit 5161 No function 0 Dl2 5162 DI3 5163 DI4 5164 DI5 5165 DI6 5166 DI7 5167 The contact inputs are factory set as shown below Contact inputs 1 DI1 Cascade switching when DI1 changes to on Contact input 2 DI2 Automatic switching when DI2 changes to on Contact input 3 DI3 Manual switching when DI3 changes to on Contact input 4 D14 Run OFF Stop ON switching Initial Value User Setting 5164 5161 1411 5163 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5
92. g control cooling side output is output via DO4 Alarm 4 is output via DOG Alarm 3 is output via DO5 contact output 5 Alarm 4 is output via DO6 contact output 6 Tracking switching signal output via DO7 contact output 7 ON when auto operation or manual operation changed from cascade operation Connect to contact input 7 DI7 of the primary loop controller since the cascade primary loop control is used with cascade secondary loop control 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 a n PID n 1 to 8 corresponds to the target setpoint number selected in the target setpoint number selection IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 10 E Target setpoint Output Retransmission output 1 OUTPUTS is set for the target setpoint output Connect to the tracking input terminal of primary loop controller The parameter setting is not required Target setpoint output is the tracking signal to the primary loop controller when the control ler changes from the cascade mode E Retransmission Outp
93. g 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 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 IM 05D01B02 43E 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 a
94. g when DI3 changes to on I Di 3 Primary loop Tracking Secondary loop MAN DI3 40 5V 40 t STOP when DI4 ON pia J i RUN when DI4 OFF pia 39 o 45V 39 i Display message when DIS5 changes to on DI5 H 38 O 38 No function D16 De Sg e Y f Two wire FAIL contact input from primary loop controller DIG 37 O 5V 37 i angrer ON when normal operation DI7 I Y f Cascade AUTO Manual p17 36 o 36 t OFF when only secondary loop operation COM t 4 20mADC AUTO operation DI7 1 COM 20 20 Common T i T i l 1 L Loop power supply 14 5 18 0 V DC Note Connecting a 100 resistor to the terminals is optional Model X010 100 2 resistor with M3 5 crimp on terminal lugs lescecscecasesneesececeeecaseessesscesheccsce lt 301 gt lt uoneyjelsu 4 gt 9L L lt Toc gt lt 2 Initial Settings gt 2 Initial Settings This chapter describes examples of setting 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 S
95. ial Value User Symbol Setting SELECT display 1 OFF 0 201 to 1023 OFF 0 C S1 registration Select the desired parameter from among the operating and C S2 SELECT display 2 registration setup parameters then register the number D register No accompanying that parameter C S3 SELECT display 3 registration For example registering 302 for C S1 allows you to change alarm 1 setpoint in operating display C S4 SELECT display 4 registration Numbers for registering alarm SP parameter for operating display Alarm 1 setpoint 302 C S5 SELECT display 5 registration 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 43E 1st Edition May 31 2000 00 lt 5 Parameters gt Contact Output Registration Parameters Located in Main menu CONF Submenu DO 5 18 P
96. ing Operation 3 1 3 2 Setting Target Setpoint SP ssccsseeceseeeeseeeeseeeeseeeeeeeeeeeneeesnaeseseeeeeseeesseeess 3 6 3 3 Performing Canceling Auto tuning sccssscsseeeeseeeeeeeseeeeesneseneeeenseeeeeeeeneas 3 7 3 4 Setting PID Manually ccssccssseeceseeesseeeeseeeenseeeessaeseseeeenseeeeneeeeseaeseseeeenseeees 3 9 3 5 Setting Alarm Setpoint cccescccsseeeseeeesseeeseeeeeseeeenseeeseeeesseeeeseaeseseenenseees 3 10 3 6 Selecting Target Setpoint Numbers SPNO ccsseeessseeeessseeeeeseeees 3 12 3 7 Switching between RUN and Stop ccccesccesseeeseeeeeseeeneeeeseeeseseseseeesnneeeeeeees 3 13 3 8 Switching between Cascade CAS AUTO and MAN ssccsseesseeeeseeeesens 3 14 3 9 Manipulating Control Output during Manual Operation 00 3 16 IM05D01B02 43E 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 MaINTOMANCC sssrin aE E ARE a 4 5 4 2 1 CNS EATING E E E E AT aeae baad ee beecepenes 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 Se
97. ing side Relay output Heating side Voltage pulse output Heating side Current output terminals and terminals and terminals and terminals and terminals and terminals and terminals and terminals and terminals and 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 D terminals and terminals and terminals and terminals Wand terminals and H terminals and terminals and terminals and The types of control output relay output and voltage pulse output shown in the table above refer to those of time proportional control To change to a relay output for on off control select Relay Terminals and change the setpoint of the proportional band to 0 GL L 3 v z08g L090 NI 00 0007 Ae uonipa IS Communication 1 Communication 2 PSL1 PSL2 Secondary PV input Not configured at factory before shipment See 2 Initial Settings E UT750 Cascade Secondary loop Position Proportional Control Model UT750 11 E Receiving 4 20 mA DC Current Signals with the Controller
98. k communication PC link communication with sum check Ladder communication Coordinated master station Coordinated slave station MODBUS ASCII MODBUS RTU 9 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 ON AWM O Initial User Setting Value BPS1 Baud rate 1 600 0 1200 1 2400 2 4800 3 9600 4 bps 9600 4 PRI1 Parity 1 NONE 0 None EVEN 1 Even ODD 2 Odd EVEN 1 STP1 Stop bit 1 1 2 DLN1 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 response 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 I O expansion for single controller applications V 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 and 6 terminals for 2 wire connection ouhwh oO BPS2 Baud rate 2 600 0 1200 1 2400 2 4800 3 9600 4
99. li 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 X target setpoint 1 Displays PV l 1 SP ane Ss 0 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 ra 7a ose va IM 05D01B02 43E 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 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 time
100. n SP Display secondary loop On the Setpoint display LCD the controller displays the target setpoint 1 SP along with the deviation bar OUT Display secondary loop On the Setpoint display LCD the controller displays the target setpoint 1 SP PID number PID and control output value OUT For position proportional control the valve opening 0 to 100 is displayed instead of the control output value Deviation Trend Display On the Setpoint display LCD the controller displays the deviation trend Data List Display On the Setpoint display LCD the controller displays the target setpoint 1 SP control output value OUT deviation DV and PID number PID g 4 SP 100 0 C SP a i Allows the target setpoint of secondary loop to be changed a secondary loop Pan the LZ Jor LA key to change the aan and press the key to register it I pisp key 1 SP 100 0 C PID 1 A mouT 300 OUT Sa Allows the control output value of secondary loop to mmm secondary loop be changed in manual operation Then press the 7 or LAJkey to change the control output value Press the am key to turn on the MAN1 lamp I nisp key Deviation Trend display For monitoring only Data List display For monitoring only go lt nunn IM 05D01B02
101. ndards 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 43E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 1 0 Construction Installation 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
102. ng 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 gt O Vaive position f Reverse O signal i action M Slide wire resistor 3 Motor operated valve IM 05D01B02 43E 1st Edition May 31 2000 00 Blank Page lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 1 6 Function Block Diagram and Descriptions This chapter contains the function block diagrams for Cascade secondary loop control Cascade secondary loop heating cooling control and Cascade second ary loop position proportional control For details on these function block dia grams refer to the descriptions mentioned later IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt E Function Block Diagram for Cascade Secondary loop Control i Primary loop i Controller UT750 Cascade Primary loop Control Control output Primary loop PV input 2500 E terminals lites x i Tracking input i i l FAIL output l l l fom l l Current terminals 2500 Cascade input terminals Input selection I Secondary PV input terminals and Input selection I Unit selection
103. ng 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 I 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 IM 05D01B02 43E 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 time 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 L key sends it into closi
104. nge 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 approximation 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 wh
105. nt 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 T SP 100 0 C 10 0 10 a IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 12 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 Changed target setpoint number will not be used during the cascade operation It will be used after switching to the automatic or the manual operation During the cascade opera tion PID number is equal to the target setpoint number 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 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 the parameter SPNO MENU MODE 6 SPno select SPNO 1
106. ntrol output value is linked with a display value changed using the 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 Cascade CAS AUTO and MAN 100 0 C PID 1 30 0 9 50 100 Piette td tol 2 Press the 4 or key to change a control output value You don t need to press the key 100 0 C PID 1 40 0 0 50 100 Ee apg E E Manipulating the Control Output during Heating Cooling Control Showing the Heating Cooling OUT display MAN1 lamp ON 1 SP 100 0 C PID 3 C 100 0 H 0 0 CooL Cooling side Heating side output Heating Cooling OUT output display IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 17 Controller Behavior 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 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 key held down longer you enter
107. nual MAN is described below cas e CAS AUTO Manipulate the parameter CAS MAN k a KUTO PSren Manipulate the 4 key or the parameter e AUTO CAS wan Manipulate the parameter e AUTO MAN AUTO and MAN operations are Manipulate the key or the parameter in the secondary loop control only MAN gt CAS Manipulate the parameter MAN AUTO Manipulate the W key or the parameter E Manipulating the parameter 1 Bring the operating display into view display appears at power on Displays PV je N SP 100 0 C 10 0 10 ot 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 3 Press the key several times to display to call up the main menu MODE the parameter MODE MENU MODE 6 ee Cascade select main menu MODE MAN IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 15 4 Press the 4 7V key to display the 6 Automatically return to the display shown required setpoint at power on figure below MENU MODE 6 Cascade select MODE Displays 4 SP 100 0 C cascade setpoint 1 5 C SP changing CAS setpoint
108. ode AUTO and in running state RUN before carrying out auto tuning See 3 8 Switching between Cascade CAS AUTO and MAN to change to AUTO and 3 7 Switching between Run and Stop 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 e Control processes with quick response such as flow control or pressure control e Processes where even temporary output on off results in inconvenience e Processes where a large output change at control element results in inconvenience e Processes where variations in PV may exceed an allowable range adversely affecting product quality 1 Bring the operating display into view display appears at power on Displays PV CAS lamp OFF MAN1 lamp OFF 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 oo Lr 7a ose v 3 Press the A 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
109. ol are given in the table 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 43E CD 1st Edition May 2000 YK IM 05D01B02 43E 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 CA
110. ondary loop Control it is shown on the display A BS3 Analog input 3 bias Used to correct the cascade input value 0 0 of cascade A LC3 signal cutoff cascade input The slope equals 1 at levels below the low signal cutoff point cascade input 100 0 to 100 0 of PV input range span input range span A FL3 Analog input 3 filter OFF 0 Disable OFF 0 3 cascade input 1 to 120 sec A S R3 Analog input 3 OFF 0 Do not compute the square root OFF 0 square root ON 1 Compute the square root computation cascade input Analog input 3 low 0 0 to 5 0 1 0 IM 05D01B02 43E 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 R ET1 Retransmission Retransmission output 1 is fixed for setpoint retransmission 2 output 1 type to primary loop 2 when cascade secondary loop control 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
111. or code 0 or less A 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 parameters 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 Setpoint display unit IM 05D01B02 43E 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 PV alternately Re omg with RJC 0 Normal action Faulty Contact us for repair E300 ADC error 105 In A
112. ouple typeU2 14 0 0 to 400 0 C yP 200 0 to 1000 0 F WwW typeW 15 2a E ee 0 2 of instrument range 1 digit Platinel 2 Plati2 16 a ee 0 1 of instrument range 1 digit X 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 ek 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 pee 300 0 to 1560 0 F i 0 1 of instrument range 1 digit Note 1 Note 2 200 0 to 500 0 C Ptt00 Pe tse 300 0 to 1000 0 F 150 00 to 150 00 C eee i Pt3 37 200 0 to 300 0 F 0 2 of instrument range 1 digit Note 1 Standard 0 4to2V 0 4 to 2V 40 0 400 to 2 000 V signal 1to5V 1 to 5V 41 1 000 to 5 000 V Oto2V 0 to 2V 50 0 000 to 2 000 V eet a 0to10V Oto 10V 51 0 00to 10 00V_ 2 1 instrument range 1 digit 0 00to 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
113. r 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 43E 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 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 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
114. re not alive with a tester or the like Default U ified Because hers isa pssbly of docs shock mere aed Defaut 420 mA DC N MMM 9j lt 16O raman OH LAL 20mADE 0 20mADC Voltage pulse 12 V 4 20mADC ho eh T Allowable range 100 240 V AC 10 Default 4 20 mA DC free voltage 50 60 Hz shared External contact outputs The functions of the external contact outputs are the defaults for cascade secondary loop The functi f the ext tact input the defaults f d daryl ting heating cooling control To change the functions reconfigure the contact output e functions of the external contact inputs are the defaults for cascade secondary loop heating Alarm 1 output DO1 6l registration setup parameters cooling control To change the functions reconfigure the contact input registration setup parameters External contact inputs D Aam2output DO2 5 Note 1 If you geine he DOS output as the cooing side contol output the DO4 output Cascade switching when DIT changes to on UT Contact 45V Transistor contact i serves as the alarm 4 output Inversely if you define the DO4 output as the Primary loop AUTO Secondary 0op CASCADE Y DH amp Cooling side control 4 cooling side control output the DO3 output serves as the alarm 3 output 119 0 45V 19 output Note 1 POS Note 2 ON when automatic or manual operation Automatic switching when DI2 changes to on bie XY Primary loop Tracking Secondary loop AUTO pie 18lk o v
115. 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 completes replacement of the control output relay IM 05D01B02 43E 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt UT750 Operating Parameter Map Operating Display lt 5 Parameters gt DISP L Operating Operating Operating Operating display 1 display 2 display 3 display n
116. rol CAUTION output relays 1 Insert a flat blade screwdriver tip width of 6 mm is recommended into the opening 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 View from the bottom IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 9 3 Insert the screwdriver into the four openings and flip the tip forward 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 43E 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
117. rol output is current or pulse O Terminal C Parameter Function Legend gt Analog signal ents gt Contact signal lt C gt Front panel key IM 05D01B02 43E yeuBis Buryoes 1st Edition May 31 2000 00 lt Toc gt 6 3 lt 6 Function Block Diagram and Descriptions gt E Function Block Diagram for Cascade Secondary loop Heating Cooling Control 2500 I terminals po eee ee ee ye kg ee eM Ae Ae Me a ee ee ee ee A ye ee ee ee ee Se Aiai Primary loop Controller UT750 IC de Pri c Primary loop Tracking input Cascade Primary loop Contro PV input Control output l l FAIL output i aaa S ON when Current terminals normal 2500 condition l Secondary PV input Cascade input Contact input terminals and terminals INPUT1 INPUT3 Ce 2 o T Cascade Manual Input selection Input selection a Oro y I I i i i Unit selection Unit selection Automatic i Display SE 4 i message 9v o Analog input range conversion Analog input range conversion i OFF 2ON 9 23 2 I I i i H 3 7 7 7 z y Analog input bias Analog input bias M
118. rvice Life ccceecceeeeeeeteeeeeees 4 7 4 2 5 Replacing Control Output Relays ccccceceeeseeeeeeeseeeeteneeeeneeeeneeees 4 8 5 Parameters sassasicnaiinnncsousicnetuiaiisaadanchadensunieniininenaincrnuranauaamadaneaurtnansiaaias 5 1 5 1 Parameter Map ssorinirsrscnirisnndisnnn a a 5 1 5 2 Lists of Parameters ccceeececeeeeeeceeeseeeeeeeseeeeeenneeeeeensneeeeeeeseeeeeenseeeeeenseeeeeeenees 5 6 6 Function Block Diagram and DesCriptions css eeeceeeseseeeeetteeeeees 6 1 IM 05D01B02 43E 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 eeeeeeeeeeeenene 1 e Brackets mounting hardware sssssesssssessissrisrirsrirseirneinsrinnrinnerrnerens 1 pair lt Unit labelo ae aa aae aa aa aaiae 1 e User s Manuals for Single loop Control
119. s 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 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 V 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 On analog input 1 wV 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 IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 1 3 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 IM 05D01B02 43E 1st Edition May 31 2000 00 3 v z08g L090 NI 00 0007 L Ae uonipa IS Control output Relay contact output Communication 1 Communication 2 PSL1 PSL2
120. s 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 of controller 1 Must not exceed 30 Rear of controller IM 05D01B02 43E 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 9 Uy pii PV A SHA cal i o o o o tow S Pes I ose o gt A Me y Small bracket 1 to 10 mm Panel thickness General installation Side by side close installation 117 min N 1 x96 92 9 Ea gt 4 T go o y 53 145 min nN N stands for the number of controllers to be installed 92 28 H 3 However the measured value applies if N 5 y g2 tos 25 k kK IM 05D01B02 43E 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 mountin
121. s 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 9 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 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 J key for more than 3 seconds This ret
122. 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 Places limits on the ranges within which the target setpoints 0 0 of IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 13 Alarm related Parameters Located in Main menu LOOP 1 Submenu ALM DY1 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 7 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 5
123. sition Undefined 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 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 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 of 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 mode to the PV input type PV input scale or decimal point position OFF 0 ON 1 Initialize parameters IM 05D01B02 43E 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
124. son power supply output L relay 7z FEEDBACK terminals and Feed back input a OUTPUT terminals and H relay 4 key Relay output Current terminals Band Direct reverse signal RET1 2 T _ 65066 Alarm function Alarm 1 Alarm 2 Alarm 3 Alarm 4 a e all ON when AUTO or MAN M Motor driven valve Mi Valve position sliding resistor Leg C Parameter gt Contact signal Function lt gt Front panel key IM 05D01B02 43E 1st Edition May 31 2000 00 lt 6 Function Block Diagram and Descriptions gt 6 5 Functions and Parameters for Cascade Secondary loop Control in Initial 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 Secondary loop PV Input Secondary loop 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 approximation and ten segment linearizer biasing on input signals Each function can be set by the following parameters Setup Parameters Function Parameter Main
125. ssseeseeeeeeeeeeeeeeesnaeseseeeenseeeseeeseseaesnseeeeees 1 7 1 5 Terminal Wiring Diagrams sssssssssnneunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn nnna 1 13 2 Initial Settings ccsisicicssinsasdscdinancratensisncdsnanndassduassacnainasacsadennesadsncisadavananaadues 2 1 2 1 Names and Functions of Front Panel Parts sccssseeeeseeeeeseeeeeeeeeeeeenees 2 2 2 2 Setting UT mode Setting First at Power On cssscsseesseeesseeenseeeeeeeeeeeees 2 3 2 3 Changing UT MOda era eer are aerer e aeara ae aeann enaena e eer Paaa Ss Paarman e arkara 2 4 2 4 Setting Secondary PV Input Type ssssssnssennunnunnnnnnnnunnnnnnnunnnnnnnnnnnnnnunnnnnnnnnnnnn 2 6 2 5 Changing Cascade Input Type ssssssnssunnsennnunnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nn 2 10 2 6 Setting Control Output Type except for a Position Proportional Controller ssccsecceseseeeeeeeeeeetnes 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 Operations scape eases eaten Senet ee aE R AAE reae Ma Eeee Er EEEE KEEK E EEE 3 1 3 1 Monitoring purpose Operating Displays Available dur
126. t refer to Contact Input Operating Parameters Function Parameter Main menu Submenu Target setpoint number selection SPNO MODE None Target setpoints 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 lc 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 Ic 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 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 IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt E Control Output Control output OUTPUT 1 selects the output type among the current output voltage pulse output and relay contact output signal For heating cooling control the cooling side
127. te The number of operating displays and the contents of such displays differ according to the UT750 models UT modes and control output types SELECT displays 1 to 5 are shown only when they are registered S 7 Main menu USR is displayed when UT mode is Loop control with PV switching Loop control with PV auto selector Loop control with PV switching and two universal inputs or Loop control with PV auto selector and two universal inputs 8 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 IM05D01B02 43E 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 weteteseteevsepeceenereneetecans LT voor Loz k gt om AW TMU AL4 ZON game ALCI LP1 SPH HY1 R MD i as lt A BS2 LP2 SPL HY2 R TM I L
128. these parameters between the maximum and minimum values of the PV input range 19999 to 30000 P RL1 lt PRH1 where P RH1 P RL1 30000 Maximum value of PV input range or scale Minimum value of PV input range or scale IM 05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 21 Output related Parameters Located in Main menu UTMD Submenu OUT Parameter Symbol OT1 Name of Parameter Setting Range and Description Control output Time proportional PID relay contact output terminals Initial Value type Time proportional PID voltage pulse output terminals Current output terminals wj N o 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 46 cooling side relay output terminals 7 Heating side relay output terminals cooling side transistor output terminals 8 Heating side pulse output terminals cooling side transistor output terminals 4 9 Heating side current output terminals cooling side transistor output terminals 64 65 10 Heating side relay output t
129. tpoint 41 lt __ i i i RDA gt A IMPORTANT 2ajsoay EAO a 1i H lt 21 Specity i in a range of 12 t 12 i Change the setting of the Control Output Type 30 sG 1 5 V DC 0 2 V DC 12 b i 250 0 4 20mMA 1 OT1 parameter to the Heating Cooling Control 25 RDB T 22 O or 0 10 VDC 13 eam 1 a a 13 B i 13 i 26 RDA lt Default 1 5 V DC ka i i Heating side control output 27 se mV V input Note Connecting a 250 Q resistor to the terminals is T i optional 1 Relay contact output note Model X010 250 2 resistor with M3 5 crimp on terminal i T EN S G H lugs NC 1 Note Select this option from the i t O t 4 OT1 parameter O D 13 O NOTE No 2 o O D o D Installation category overvoltage category Il IEC1010 1 COM 3 r i 1 Tracking output to primary loop Contact rating pon ee A js aso onan gt Retransmission output 1 Initial value of cascade secondary loop control a te ct this opti t ter A icai is OS weatng sise tezsemns eae tveon parer sot to setpoint retransmission ower supply A control output only when relay is selected as the CAUTION type of control output 14 D Power supply Before carrying out wiring tum off he power D Ia Current voltage Retransmission Tane L 3 to the controller and check that cables to be pulse output output 2 15 O connected a
130. tput terminals and D OT1 2 OT1 3 Current output On off control terminals 6 and q Relay output terminas and External contact inputs Cascade switching when DI1 changes to on Contact 5V 3 7 Transistor contact Primary loop AUTO Secondary loop CASCADE DI1 Primary loop ty loop Di 19K No sy 19 Automatic switching when DI2 changes to on ifs Bis Primary loop Tracking Secondary loop AUTO B DI2 18 45V 18 Manual switching when DI3 changes to on DI3 Primary loop Tracking Secondary loop MAN DI3 40 45V 40 STOP when DI4 ON DI4 RUN when DI4 OFF D4 394 5V 39 Display message when DI5 changes to on DI5 38 No function DI6 BIS 88 ae i FAIL contact input from primary loop controller DIG 37 5V 37 ON when normal operation DI7 E Cascade AUTO Manual DI7 364 36 OFF when only secondary loop operation AUTO operation DI7 COM COm 20 7 20 Common T T 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 either of Cascade Automatic and Manual is ON the controller judges that the external contact input is changed to ON lt 301 gt lt uonejesu 4 gt YL L 3 v z08g L090 NI 00 0007 Aew uonipa 3S E UT7
131. troller re starts which is normal Then set PV input type See 2 4 Setting Secondary PV Input Type IN input set SETUP sub menu IM05D01B02 43E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 6 2 4 Setting Secondary 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 Secondary PV input Factory shipped setting Not configured PV input terminal Thermocouple mV V input cee RTD INUN eei ee tenets 0 0 Example of Voltage Input 1V 2V 4V 5V Instrument input range F input range p S wo J Seta range He PV input range T to be RL PV input range gt F Rh1 controlled i Set a range to 0 0 C 800 0 C PV input scale be controlled Minimum value of Maximum value of PV input range RL1 PV input range RH1 0 0m h 50 0m h Minimum value of Maximum value of PV input scale 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
132. ts 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 Oc Cooling side preset 0 0 to 105 0 0 0 output In Stop mode cooling side fixed control output can be generated If you are using two or more groups of setpoint PID parameters use the following 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 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 43E 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
133. ts 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 Part No Sales Unit UT750 T9115YD 1 IM 05D01B02 43E 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 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 protr
134. tting 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 AR Anti reset windup AUTO 0 50 0 to 200 0 AUTO 0 Excess integration The larger Setting the sooner PID computation integral computation stops prevention Used when the control output travels up to 100 or down to 0 and stays at this point 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 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 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
135. unction Block Diagram for Cascade Secondary loop Position Propor tional Control Secondary PV input Primary loop Controller UT750 Bimani Cascade Primary loop Control PV input Control output Current terminals 2500 Cascade input ON when normal condition terminals 4 and terminals Contact input nen ve 0000S i lecti i lecti Cascade Manual nput se ection nput se ection OFF 50N OFF 50N Unit selection Unit selection arh Adila Automatic Display l nalog inpu range conversion nalog inpu range conversion OFF gt ON message 3 Analog input bias Analog input bias Y Y Q Q Square root extraction a amp i Target setpoints 1 to 8 Z S Analog input filter arg p S I QO D 10 seg linearizer approx bias CAS AUTO MANJ p Besesesesssssnsnsnenns I Fi Q PV input bias i I i Switched to AUTO when D EN papi Target setpoint ramp rate function primary loop controller FAILS i I In MAN operation relay is ON when or A key Manual operation Control computation S is hold down Output limiter oA Preset output g STOP RUN ES Q 5i SIR 5e STOP ON RUN OFF Switching ttn f 3 15 V loop Retransmission Signal compari
136. urns you to the display shown at power on figure below T SP 0 0 C 10 10 0 OAE EES ERN O DV IM 05D01B02 43E 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 Lr fa aa 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
137. usion on the mounting bracket Attaching Terminal Cover IM 05D01B02 43E 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 relays 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 43E 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 cont
138. ut PV target setpoint or control output can be output to retransmission output 2 OUTPUT 1 only when the control output is relay Each function can be set by the following parameters Setup Parameters Function Parameter Main menu Submenu Retransmission output 2 type RET2 CMLP RET Retransmission output 2 scale RTH2 RTL2 CMLP RET IM 05D01B02 43E 1st Edition May 31 2000 00 lt Int gt lt Toc gt Revision Information Title Model UT750 Digital Indicating Controllers User s Manual for Cascade Secondary loop Control Manual No IM 05D01B02 43E 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 43E 1st Edition May 31 2000 00
139. voltage 50 60 Hz shared j External contact outputs Alarm 1 output DO1 6 e o 3 Alarm 2 output DO2 5 O 2 Alarm3 output 4 k o i Note 1 DO3 Common com 7 Alarm 4 output Note 2 DO4 34 Alarm 3 output 33 F Note 1 DOS Alarm 4 output 32 Z Note 2 DO6 i Tracking switching 31 signal Note 3 DO7 Common com 35 The functions of the external contact outputs are tl he defaults for cascade secondary loop control 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 function Note 2 The alarm 4 output parameters of the DO4 and DO6 share the same function Note 3 ON when automatic or manual operation OT1 is a setup parameter You can change the settings of the parameter OT1 to change the control output types See 2 Initial Settings The functions of the external contact inputs are the defaults for cascade secondary loop control To change the functions reconfigure the contact input registration setup parameters Correspondence between parameter OT1 and control output types OT1 0 factory set default OT1 1 Time proportional control Relay output terminals and Time proportional control Voltage pulse ou
140. wever 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 i 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 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 IM 05D01B02 43E 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 bracke
141. wn at power on figure below 4 SP 0 0 C del E fl 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 Time proportional PID relay 0 on off 3 output Current 2 time proportional PID voltage pulse 1 output Values in parentheses are setpoints For details on the output terminals for heating cooling control see 1 5 Terminal Wiring Diagrams 1 SHEBE i Displays PV Te s B E owe 7 Bring the operating display into view display appears at power on Displays target setpoint 1 1 SP In steps 2 and later illustrations of the LCD are cited to explain the procedure IM 05D01B02 43E 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 key 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 OT

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