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Model UT750 Digital Indicating Controllers User`s Manual for

1. PSL1 PSL2 for controllers with Secondary PV input Factory set to TC type K A E communication functions See 2 Initial Settings RS 485 communication 5 6 735 communication Primary Not configured at factory before shipment TC input RTD input i PV input See 2 Initial Settings 41 23 epBi A TC input RTD input r W Receiving 4 20 mA DC Current 42 3 Retransmission 99 IRDA D Signals with the Controller 42 b output 2 j 24 SDA gt 11 i When receiving 4 20 mA DC current signals 43 Default Unspecified 30 sc 12 12 set the PV input type to 1 5 V DC setpoint 41 43 B retransmission type 25 RDB lt 13 ae 13 B pos mV V input rea 26 RDA lt 250 Q 4 20mA 47 27 sa A mV V input at mn Q 42 O Default 4 20 mA DC 13 D NOTE i Installation cat A aie 12 i iG 43 et Wiring can only be carried out for as Note Connecting a 250 Q resistor to the terminals is II IEC1010 1 controllers with auxiliary analog input 13 optional ni gt Remote input Model X010 250 2 resistor with M3 5 crimp on terminal Heating side c
2. l Actual input 1 b6 Ten segment a linearizer biasing Ten segment linearizer output t 1 a1 1 a2 1 a3 1 a4 1 a5 1 a6 1 a7 Ten segment 1 a8 linearizer input 66 7 to 105 0 of primary PV input range span 66 7 to 105 0 of primary PV input range e Ten segment linearizer approximation Ten segment The parameters 1 65 to linearizer output 1 611 are equalized to 1 b4 the parameter 1 b4 oe LE ENO PV input range after ten segment lt linearizer approximation 1 63 1 b2 1 b1 The parameters 1 a5 to 1 a11 are equalized to the parameter 1 a4 66 7 to 105 0 of primary PV input range 1 a1 1 a2 1 a3 1 a4 1 a11 V I Ten segment Actual PV input range linearizer input 66 7 to 105 0 of primary PV input range IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 4 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting Ten segment 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range A linearizer 1 input 1 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 1 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of primary PV input range 0 0 of
3. 13 Press the 4 or J 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 3 MENU UTMD IN input 1 range high changing 0 0 RHi setpoint MENU UTMD IN 3 input 1 range high SETUP RH1 200 0 oo uT7Sa ea ea PS lt 2 Initial Settings gt 2 8 parameter RL1 minimum value of pri mary PV input range MENU UTMD IN 4 input 1 range low SETUP RLi 200 0 ri Jie V4 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 4 MENU UTMD IN input 1 range low changing RLI 0 0 setpoint MENU UTMD IN 4 input 1 range low SETUP RLI 0 0 ri Jie V4 If the type of input is voltage also config ure the Primary PV Input Decimal Point Position SDP1 Maximum Value of Pri mary PV Input Scale SH1 and Minimum Value of Primary PV Input Scale SL1 parameters that are displayed after this This returns you to the display shown at power on figure below SP1 0 0 C IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 9 E Instrument Input Range Codes Set the data item PV Input Type
4. 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 4 Press the or key to display the submenu MD setpoint 13 MD MENU UTMD MD 1 UT mode select UT mode set SETUP sub menu changing UTM 13 oo UT7SO Blinks during change 3 parameter UTM controller mode MENU UTMD MD 1 UT mode select SETUP UTM 1 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 5 Press the key once to register the setpoint 13 MENU UTMD MD 1 UT mode select SETUP UTM 13 uT7SsSa ag a ale 2 3 Changing UT mode lt 2 Initial Settings gt 2 4 6 The controller re starts which is normal Then set the primary and secondary PV input types See 2 4 Setting Primary and Secondary PV Input Types IN input set SETUP sub menu The following operation describes a procedure of changing a UT mode to Cascade Control with Two Universal Inputs set 13 1 Bring the operating display into view display appears at power on Displays PV 2 Press the C key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu oo Ses eA UT7S50
5. PV Alarm setpoint Sblpoini Target P Hysteresis Hysteresis Hysteresis lt gt lt gt gt ea Closed Open E l l Deviation high lit unlit PV low limit Closed lit Open unlit and low limits z Deviation setpoint Alarm setpoint PV re Target SP Hysteresis Hysteresis Glogeg Hysteresis lt oe i lt gt PE Deviation within Open Open Deviation high Open unlit I Closed lit high and low unlit unlit limit D E G m o limits dra ei PV m Deviation setpoint Deviation setpoint Target SP Target SP Hysteresis lt gt Hysteresis lt Deviation low Closed lit Open unlit De energized on Closed imi noa PV high limit unlit Open lit eviation setpoint T bra m PV Target SP PV Alarm setpoint Hysteresis eed Hysteresis i _P De energized on Closed I Open lit De energized on l Closed deviation high unlit mi Open lit i foes A PV low limit unlit limit alarm Deviation e PV setpoint Alarm setpoint Target SP Sensor Upward hour minute 21 grounding Sensor grounding alarm alarm Downward hour minute Fault diagnosis Fault di fout ault diagnosis outpu Timer function output Note1 3 Alarm 1 only Upward minute second The controller stops when in a FAIL REJ FAIL output The control output is set to OFF or 27 Downward minute second Note2 o ii the alarm output is set to Hysteresis Hysteresis Closed lit Closed
6. Common T Contact rating 12 V DC 10 mA or more Correspondence between parameter OT2 and heating side output types cooling side output types OT2 4 OT2 5 OT2 6 OT2 7 OT2 8 OT2 9 OT2 10 OT2 11 OT2 12 Heating side Relay output Heating side Voltage pulse output Heating side Current output Heating side Relay output Heating side Voltage pulse output Heating side Current output Heating side Relay output Heating side Voltage pulse output Heating side Current output terminals and terminals 6 and 7 terminals and 7 terminals and terminals 6 and 7 terminals 6 and D terminals and terminals and D terminals 6 and 7 Cooling side Relay output Cooling side Relay output Cooling side Relay output Cooling side Transistor output Cooling side Transistor output Cooling side Transistor output Cooling side Current output Cooling side Current output Cooling side Current output terminals and terminals Dand terminals and 0 terminals 64 and 5 terminals 64 and terminals amp and 65 terminals 4 and terminals 4 and 5 terminals 4 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 ban
7. Instruction ae Manual Model UT750 BEEN Digital Indicating Controllers User s Manual for Cascade Control with Two Universal Inputs IM 05D01B02 53E YOKOGAWA IM 05D01B02 53E Yokogawa M amp C Corporation 1st Edition lt Toc gt lt Rev gt Introduction Thank you for purchasing the UT750 digital indicating controller E How to Use the Manuals 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 Control with Two Universal Inputs The specification codes of the UT750 applicable to cascade control with two universal inputs are given in the table below
8. Located in Main menu LOOP1 Submenu SP Parameter Name of Parameter Remote input selection SP tracking selection PV tracking selection Ramp rate time unit setting Target setpoint limiter upper limit Target setpoint limiter lower limit Setting Range and Description Initial Value User Setting RSP 0 RSP 0 Uses the value set remotely via remote input terminals COM 1 Uses the value set remotely via communication Common to the primary loop and secondary loop OFF 0 ON 1 Tracking is performed when the mode changes from Remote to Local The local setpoint keeps track of the remote setpoint Causes the setpoint to keep track of the PV value so the setpoint 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 gt Start of automatic operation 3 Power on 4 Change SP number OFF 0 Disable ON 1 Enable Time unit of setpoint ramp up UPR and setpoint ramp down DNR HOUR 0 Denotes per hour MIN 1 Denotes per minute 0 0 to 100 0 of primary PV input range Note that SPL lt SPH Places limits on the ranges within which the target setpoints 1 SP to 8 SP are changed 100 0 of primary PV input range 0 0 of primary PV input range IM 05D01B02 53E 1st Edition May 31 2
9. View from the bottom IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 9 Insert the screwdriver into the openings and flip the tip forward to move the bezel more forward 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 Lower Two relays UT750 5L E Pull out the relay to be replaced The control output relays are easy to remove and mount since they are connected via a socket onto the print boards Insert the new relay in the socket Use the following relay Manufacturer OMRON G6B 2114P FD US P6B Power supply 12 VDC IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 10 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 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 D 3 1 Parameters Parameter Map This section contai
10. parameter 1 P proportional band for 1 SP ail parameter MENU LP1 1 PID 6 main menu proportional band 1 P 5 0 sa Jie V4 4 submenu PAR 7 Press the 4 or Z key to display the required setpoint PAR parameter MENU LP1 1 PID 6 sub menu proportional band changing 1 P 18 0 oo gt a Jke ZA UT7S9 oo eI Jets Blinks during change IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 17 Press the 2 key once to register the TIP 8 setpoint J i For the PID parameter number you set in step 5 select MENU LP1 1 PID 6 the submenu 1 PID if the PID con proportional ban stants are for 1 SP the submenu 2 PID if the PID con stants are for 2 SP the submenu 3 PID if the PID con stants are for 3 SP and the submenu 4 PID if the PID con stants are for 4 SP 1 P 18 0 The same steps can be used for integral time 1 1 and derivative time 1 D that are displayed after this SET ENT figure below Jr ry Displays Displays a L Ltt target setpoint 1 a 1 SP1 primary PV eae i 55m UT 7ED gt gt 1 SP1 100 0 C 10 0 10 et Jos IV JL limi OFT 3 8 Setting Alarm Setpoints of Primary loop The following operating procedure describes an example of setting 160 0 to alar
11. UT750 50 UT750 51 E Regarding This User s Manual 1 This manual should be provided to the end user Keep an extra copy or copies of the manual in a safe place 2 Read this manual carefully to gain a thorough understanding of how to operate this product before starting operation 3 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 4 Under absolutely no circumstances may the contents of this manual in part or in whole be transcribed or copied without permission 5 The contents of this manual are subject to change without prior notice 6 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 53E CD 1st Edition May 2000 YK IM 05D01B02 53E 1st Edition May 31 2000 00 All Rights Reserved Copyright 2000 Yokogawa M amp C Corporation lt Toc gt lt Rev gt il E Safety Precautions The following symbol is indicated on the controller to ensure safe use user s manual in order to avoid the risk of injury or death of personnel or damage to the instrument The manual describes how the operator should exercise special care to avoid CAUTION electric shock or
12. 3 Press the key once to display the main menu STUP STUP password input main menu M SET ENT a DISP Displays target setpoint 1 menu LOOP1 LOOP 1 loop 1 setup para SETUP main menu oo gt b Je ZA UT7S9 5 Press the key once to display the main menu UTMD UTMD UT750 configuration SETUP main menu M SET ENT el DISP IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 5 submenu MD MD UT mode set SETUP main menu UT7Sso ee 7 Press the 5 key once to display the parameter UTM MENU UTMD MD UT mode select UTM UT7So SET ENT 8 Press the Z or key to display the set point 13 1 MENU UTMD MD UT mode select changing UTM 13 Blinks during change oo E 9 MENU UTMD MD 1 UT mode select SETUP UTM UT7S9 SET ENT 10 The controller re starts which is normal Then set PV input type See 2 4 Setting Primary and Secondary PV Input Types IN input set SETUP sub menu IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 6 2 4 Setting Primary and Secondary PV Input Types The following operating prcedure describes an exam
13. 3 2 Setting Target Setpoint SP of Primary loop The following operating procedure describes an example of setting 150 0 to a target setpoint of the primary loop during cascade operation 1 2 Bring the operating display into view display appears at power on Displays primary PV a9 Displays target setpoint 1 1 SP1 AL EM1 O 4 0 REM2 O MAN1 o 2 0 STP CAS lamp Z ON erme Press the or key to display the required setpoint gt gt Ne aes a SP1 150 0 39 Blinks during i aa rt tod change CEDE setpoint SP1 150 0 C See e ZA IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 The following is the procedure to change the target setpoint of the primary loop during any operating condition 1 Bring the operating display into view display appears at power on Displays primary PV Displays target setpoint 1 1 SP1 SP1 200 0 C 5 0 io oo DV 2 Press the key for more than 3 seconds 6 Press the key once to display the to call up the main menu MODE parameter 1 SP MODE MENU LP1 1 PID 1 mode parameter aia main menu 1 SP 200 0 C oo UT7S8 3 Press the key once to display the m
14. D b9 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 9 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation P a 0 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range 7 linearizer 2 input 10 P b 1 0 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when output 10 in ten segment linearizer approximation in ten segment linearizer approximation 2 a 1 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range i linearizer 2 input 11 P b 1 1 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when output 1 1 in ten segment linearizer approximation in ten segment linearizer approximation P P M D Ten segment 0 Ten segment linearizer biasing linearizer 2 mode 1 Ten segment linearizer approximation IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 T E Setup Parameters The following parameter is for cascade primary loop Target Setpoint related Parameters Primary
15. IN1 to the OFF option to leave the PV input type undefined 270 0 to 1370 0 C 450 0 to 2500 0 270 0 to 1000 0 C 450 0 to 2300 0 F 0 1 of instrument range 1 digit at 0 C or more 200 0 to 500 0 C 0 2 1 digit for temperatures below 0 C 200 0 to 1000 0 F where the accuracy is 2 of instrument range 1 digit for temperatures below 200 0 C for a type K 300 0 to 2300 0 F thermocouple or 1 of instrument range 1 digit for temperatures below 200 0 C for a type T thermocouple T 450 0 to 750 0 F 0 0 to 400 0 C 200 0 to 750 0 F e seo 0 0 to 1800 0 C 0 15 of instrument range 1 digit at 400 C or more 32 to 3300 F 5 of instrument range 1 digit at less than 400 C s wese Ro wmo types 0 0 to 1700 0 C 32 to 3100 F o WDeRI 0 0 to 1700 0 C 0 15 of instrument range 1 digit ue 32 to 3100 F 2 3 4 5 6 0 1 of i 1 digi Thermocouple ae ti 025 ae a eE E for temperatures elow 0 C Zanne 100 2 15 6 1 DIN typeL 1 200 0 to 900 0 C 0 1 of instrument range 1 digit at 0 C or more ls 300 0 to 1600 0 F 0 2 1 digit for temperatures below 0 C where the eu tvoeU2 0 0 to 400 0 C yP 200 0 to 1000 0 F 0 0 to 2300 0 C anoo n 4 typeW 32 to 4200 F 0 2 of instrument range 1 digit Platinel 2 Plati2 1 x oe 0 1 of instrument range 1 digit 0 0 to 1900 0 C 0 5 of instrument range 1 digit at 800 C or more RANAN PRATEN 32 to 3400
16. OUT2 43 0 PV2 95 0 C PID 1 1 1 SP1 100 0 C 1 SP2 100 0 C OUT2 50 0 E Manipulating the Control Output during Heating Cooling Control Showing the Heating Cooling OUT display MAN1 lamp ON PV2 95 0 C PID 1 SP1 100 0 C 1 SP2 100 0 C C2 0 0 H2 48 0 1 1 Heating Cooling OUT Cooling side display Heating side output output IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 24 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 C2 0 0 the heating side output H2 decreases Consequently both the heating side and cooling side outputs change to 0 0 If you keep the key held down longer you enter the state of manipulating the cooling side output and its value begins to increase Inversely if you hold down the key with the cooling side output under manipulation i e heating side output H2 0 0 the cooling side output C2 decreases Conse quently both the heating side and cooling side outputs go to 0 0 If you keep the key held down longer you enter the state of manipulating the heating side output and its value begins to increase Output Dead b
17. independently in the parameters UPR and DNR The unit of the ramp rate hour or minute is specified in TMU Setup Parameters Ramp rate time unit setting TMU LOOP2 Operating Parameters Target setpoint ramp rate setting UPR DNR IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 8 E Control Output Control output OUTPUT1 selects the output type among the current output voltage pulse output and relay contact output signals Preset output value is output when the operation is stopped by contact input which takes priority over the manual operation Each function can be set by the following parameters Setup Parameters Cooling side control output cycle time UTMD Operating Parameters Cooling side preset output nPOo LPT PID _ DEAS P1 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 53E 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
18. lit SP high eae limit Open unlit 28 Output high limit en unlit 30 SP Alarm setpoint Output va value Rani setpoint Hysteresis aati Sp Closed lit lt gt Closed lit ow limit Open unlit 29 Output low limit SPa unlit 31 Alarm setpoint SP Rat setpoint Output vali 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 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 2 16 lt 2 Initial Settings gt stand by Action C Power on Normal Abnormal Treated as normal The alarm output turns on lt 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 gt Time 2 8 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
19. of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 1 0 Ten segment 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range a linearizer 1 input 10 b 1 0 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when output 10 in ten segment linearizer approximation in ten segment linearizer approximation 1 a 1 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range i linearizer 1 input 11 1 b 1 1 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when output 1 1 in ten segment linearizer approximation in ten segment linearizer approximation PM D Ten segment 0 Ten segment linearizer biasing linearizer 1 mode 1 Ten segment linearizer approximation IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 5 The following parameter is for cascade secondary loop Ten segment Linearizer 2 Parameters Secondary Located in Main menu PYS2 e yTen segment linearizer biasing factory set default Correction Actual input Ten segment line
20. 0H 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 Output is 0 mA 5 0 to 105 0 enabled when integral time 1 1 is OFF The manual reset value equals the output value when PV SP is true For example if the manual reset value is 50 the output value is 50 when PV SP becomes true In ON OFF control 0 0 to 100 0 of secondary PV input range span In 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 Target setpoint Hysteresis PV value REVERSE 0 reverse action DIRECT 1 direct action Control output 100 Reverse action Direct a action Deviation PV SP IM 05D01B02 53E Initial Value User Setting 0 0 of secondary PV input range PV high limit SP high limit alarm 100 0 of secondary PV input range Deviation alarm 0 0 of secondary PV input range span Other PV SP low limit alarm 0 0 of secondary PV input range Output high limit alarm 100 0 Output low limit alarm 0 0 100 Heating cooling control 100 0 0 0 Heating cooling control 100 0 ON OFF control 0 5 of secondary PV input range span Heating cooling control 0 5 REVERSE 0 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1
21. 1 4 Press the 4 or key to display the required setpoint MENU MODE SPno select 6 changing SPNO Blinks during change oo Displays target setpoint 1 1 SP1 SP1 100 0 C of 5 Press the key once to register the setpoint MENU MODE 6 SPno select SPNO 2 This returns you to the display shown at power on figure below Pr mrad ote SP1 120 0 C arget setpoint 2 10 st 2 9P1 By a me IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 20 3 10 Switching between Run and Stop Selection between the Run state RUN and Stop state STOP can be made with contact input 4 DI4 D RUN when DI4 is set to OFF STOP when DI4 is set to ON When at a stop the controller behaves as described below Displays the PV value Control output Provides the preset output value factory set to 0 Alarm output Turns the output on in case of an alarm IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 21 3 11 Switching between Cascade CAS AUTO and MAN Switching between Cascade CAS automatic AUTO manual MAN is described below parameter AM key operation operation AUTO and MAN operations are in the second
22. 1 H 1 DR Name of Parameter Target setpoint 1 Alarm 1 setpoint Alarm 2 setpoint Alarm 3 setpoint Alarm 4 setpoint Proportional band Heating side proportional band in heating cooling control Integral time Heating side integral time in heating cooling control Derivative time Heating side derivative time in heating cooling control Output high limit Heating side output high limit in heating cooling control Output low limit Cooling side output high limit in heating cooling control Manual reset ON OFF control hysteresis Heating side ON OFF control hysteresis in heating cooling control Direct reverse action switching Setting Range and Description 0 0 to 100 0 of secondary PV input range However between target setpoint limiter lower limit SPL and upper limit SPH PV alarm SP alarm 100 0 to 100 0 of secondary PV input range Deviation alarm 100 0 to 100 0 of secondary PV input range span Output alarm 5 0 to 105 0 Timer alarm for alarm 1 only 0 00 to 99 59 hour min or min sec Allows alarms 1 to 4 1 A1 to 1 A4 to be set for target setpoint 1 1 SP Four alarms can also be set for target setpoints 2 to 8 0 1 to 999 9 In heating cooling control 0 0 to 999 9 heating side on off control applies when 0 0 OFF 0 1 to 6000 sec OFF 0 1 to 6000 sec 5 0 to 105 0 Heating side limiter in heating cooling control 0 0 to 105 0 1 0L lt 1
23. 2 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting proportional band Cooling side ON OFF control applies when 0 0 dle ime eens oneee ee time 1Do ime nieee otee o e o time tHe ammess e S control hysteresis 1 D B Dead band In heating cooling control 100 0 to 50 0 3 0 e When performing heating cooling control setting any positive value prohibits both the heating and cooling outputs from turning on setting any negative value allows both the heating and cooling outputs to turn on and setting a value of zero either the heating or cooling output to turn on 1 P O 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 1 Oc Cooling side preset 0 0 to 105 0 0 0 output In Stop mode cooling side fixed control output can be generated lf you are using two or more groups of setpoint alarm and PID parameters use the follow ing table to record their values ae 7 n SP IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 13 The following parameter is for cascade primary loop Ten segment Linearizer 1 Parameters Primary Located in Main menu PYS1 e en segment linearizer biasing factory set default Correction Actual input Ten segment linearizer biasing
24. 6 Set the Control Output Type OT2 parameter to 2 This sets the control output to current output Set the Retransmission Output 1 RET1 parameter to 7 This sets the retransmission output to control output retransmission Set the Analog Output 1 100 Segmental Point A1H parameter to 100 Set the Analog Output 1 0 Segmental Point A1L parameter to 25 Set the Analog Output 3 100 Segmental Point A3H parameter to 75 Set the Analog Output 3 0 Segmental Point ASL parameter to 0 The figure below shows an example where both analog outputs 1 and 3 are set to the current signal of 20 to 0 mA DC The type of output signal can be determined separately for each of the analog outputs listed above using the following three parameters Analog output 1 Analog output 1 type AO1 Analog output 2 Analog output 2 type AO2 Analog output 3 Analog output 3 type AO3 Analog output 3 0 segmental Analog output 3 100 segmental point A3H mA Oo 100 Analog output 1 100 segmental point A1H CAnalog output ae CAnalog output Ase Ea Analog output 1 0 segmental point A1L Output value after computation WN 15 point A3L 20 0 25 50 75 100 Output value before split computation IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 34 Communication Parameters Located in Main menu UTMD
25. F No accuracy is guaranteed at less than 800 C W97Re3 0 0 to 2000 0 C ner sP W75Re25 W97Re3 1 32 to 3600 F 0 2 of instrument range 1 digit JPt1 30 in i pean 0 1 of instrument range 1 digit Note 1 Note 2 nn JPt2 81 150 00 to 150 00 C 0 20 of instrument range 1 digit Note 1 200 0 to 300 0 F 7 RTD 200 0 to 850 0 C UNS 300 0 to 1560 0 F Pt100 K S E L U P accuracy is 1 5 i ta range digit for DIN 300 0 to 750 0 F _ temperatures below 200 0 C for a type E thermocouple 7 8 0 1 of instrument range 1 digit Note 1 Note 2 300 0 to 1000 0 F Pt3 37 0 2 of instrument range 1 digit Note 1 0 4 to 2 V 40 signal 1 to 5 V 41 KO AU 0 1 of instrument range 1 digit O to 10 V 51 0 00 to 10 00 V Sioa range i ie 0 0010 125V Display range is scalable in a range of 19999 to 30000 DC voltage Note 3 0 00 to 1 25 V 52 Display span is 30000 or less 5 6 10 to 20 mV mV1 5 0 to 100 mV mvV2 5 0 0 to 100 0 mV Performance in the standard operating conditions at 23 2 C 55 10 RH and 50 60 Hz power frequency Note 1 The accuracy is 0 3 C of instrument range 1 digit for a temperature range from 0 C to 100 C Note 2 The accuracy is 0 5 C of instrument range 1 digit for a temperature range from 100 C to 200 C Note 3 Only used in secondary loop IN2 To receive a 4 20 mA DC signal select a standar
26. Parameters gt Parameter Name of Parameter Secondary PV input type INPUT 2 terminals Terminals 4 4 Secondary PV input unit Max value of secondary PV input range Min value of secondary PV input range Secondary PV input decimal point position shown when in voltage input mode Max value of secondary PV input scale shown when in voltage input mode Min value of secondary PV input scale shown when in voltage input mode Selection of secondary PV input burnout action Presence absence of secondary PV input reference junction compensation Remote input type INPUT 3 terminals Terminals 1 and Remote input decimal point position Max value of remote input scale Min value of remote input scale Remote input burnout action selection User Setting Setting Range and Description Initial Value Specify the type of secondary PV input as a range code typeK1 1 See Instrument Input Range Codes in the 2 Initial Settings Select the unit of secondary PV input 0 Percent F 5 Fahrenheit C 1 Degree Celsius 2 No unit Set the instrument input range RL2 lt RH2 For temperature input Set the range of temperature that is actually controlled For voltage input Set the range of a voltage signal that is applied The scale across which the voltage signal is actually controlled should be set using the parameters Maximum Value of seconda
27. Submenu R485 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting Protocol selection 1 PC link 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 3 and terminals for 4 wire connection 9600 4 bps P RI 1 Parity 1 NONE 0 None EVEN 1 EVEN 1 Even ODD 2 Odd STP1 Sr rs a ae 2r LN 1 Z length 1 7 8 7 is fixed for MODBUS ASCII 8 is fixed for MODBUS RTU Ladder AD R 1 Address 1 1 to 99 1 However the maximum number of stations Eee is RP T1 D a a 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 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 terminals for 2 wire connection BPS 600 0 1200 1 2400 2 4800 3 9600 4 19200 5 38400 6 bps P RI2 Parity 2 NONE 0 None EVEN 1 Even ODD 2 Odd STP2 me DLN a A 8 is fixed for Ladder
28. TC or RTD b terminal Measurement current RTD About 0 13 mA Input resistance 1 MQ or more for thermocouple or mV input About 1 MQ for DC voltage input Secondary PV input of 0 00 to 1 25 V range is about 8 MQ Allowable signal source resistance 250 or less for thermocouple or mV input Effects of signal source resistance 0 1 uV Q or less 2 kQ or less for DC voltage input Effects of signal source resistance About 0 01 100 Q Allowable wiring resistance for RTD input Maximum 150 Q wire Conductor resistance between three wires should be equal However 10 wire for a maximum range of 150 0 to 150 0 C Wire resistance effect 0 1 C 10 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 Remote Input Available only for controllers with auxiliary analog input terminals Number of inputs 1 terminals 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 t
29. 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 lf your control tasks are not successful check the preset parameters and controller wiring before concluding the controller to be defective The following show some examples of troubleshooting you should refer to in order to avoid the possibility of other problems The Controller does not Show the Correct Process Variable PV e 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 t
30. 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 Ay NOTE Do not fold the terminal cover the wrong way doing so not only reduces the cover s strength but may also cause the hinge to crack thereby disabling attachment 2 With the cover properly folded fit its top and bottom holes to the protrusions of the mounting brackets Fit the hole of the terminal cover to the protrusion on the mounting bracket Attaching Terminal Cover IM 05D01B02 53E 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 Aluminum electrolytic condenser About 10 years rated Batteries for backup About 10 years rated Alarm output relays About 100 000 more ON OFF operations
31. cascade setpoint of the secondary loop C SP2 along with the deviation bar appears on the Setpoint display LCD Heating Cooling PV2 SP OUT2 Display The PV input value of the primary loop appears on the PV display The PV input value of the secondary loop PV2 target setpoint of the primary loop 1 SP1 cascade setpoint C SP2 cooling side control output value C2 and heating side control output value H2 appears on the Setpoint display LCD Deviation Trend Display primary loop The PV input value of the primary loop appears on the PV display The deviation trend appears on the Setpoint display LCD t a eee SP display primary loop Allows the target setpoint of the primary loop to be changed Dv aman Gee the Jor LA key to change the alla and press the key to register it ka SP2 100 0 C SP display Secondary loop For monitoring only A 1 tt tol PV2 95 0 C PID 1 1 i LSPI 100 0 C Heating cooling PV2 SP OUT2 __ For monitoring only c2 00 H2 340 display DV1 trend scan 20sec eee i COES oe ells Deviation Trend display For monitoring only Pe aoa ick primary loop key IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 5 In Automatic Manual Operations SP Display primary loop The PV input value of the primary loop appears on the PV display The target setpoint of the primar
32. 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 SC SUPER function OFF 0 Disable OFF 0 1 Overshoot suppressing function Suppresses overshoots generated by abrupt changes in the target setpoint or by disturbances 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 Hunting suppressing function Response mode Enables quick follow up and short converging time of PV for the changed target setpoint Note Use SUPER function SC 2 or 3 in PID control or PI control SUPER function 2 or 3 is not available in the following controls 1 ON OFF control 2 P control control for proportional band only 3 PD control control for proportional band and derivative item only 4 Heating cooling control Can not be used for the control processes with quick response such as flow control or pressure control 100 0 to 100 0 of secondary PV input range span 0 0 of secondary Used to correct the PV input value PV input range span OFF 0 1 to 120 sec OFF 0 Used when the PV input value fluctuates rate 0 0 1 digit of secondary PV input range span to 100 0 of Setpoint ramp secondary PV input range span 0 D N R down rate Set ramp up rate
33. gt 3 9 The following is the procedure to change the target setpoint of the secondary loop during any operating conditions Bring the operating display into view display appears at power on Displays secondary PV to call up the main menu MODE MODE mode parameter main menu oo UT7S8 Press the key twice to display the main menu LP2 LP2 loop 2 parameter main menu submenu PAR PAR parameter sub menu Press the key once to display the submenu 1 PID 1 PID PID parameter SPno 1 sub menu CLAS Displays target setpoint 1 1 SP2 1 SP2 200 0 C 0 ene DV parameter 1 SP MENU LP2 1 PID 1 set point 1 SP 200 0 C UT7S9 re Iles LV WA 7 Press the 4 or key to display the required setpoint MENU LP2 1 PID set point 1 changing 1 SP 120 0 C Blinks during change 8 Press the key once to register the setpoint MENU LP2 1 PID 1 set point 1 SP 120 0 C 9 This returns you to the display shown at power on figure below 1 SP2 120 0 C a 1 tod 0 2a Ibe VV IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 10 3 4 Performing Canceling Au
34. 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 Ramp rate time unit setting TMU LOOP 1 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 7 Operating Parameters Target setpoint ramp rate setting UPR DNR E Target Setpoint and PID Secondary loop It is possible to use a maximum of eight groups of target setpoint in automatic or manual mode when the controller changes from the cascade mode The target setpoint can be selected by key operation or contact input For selection by contact input refer to Contact Input The target setpoint number of primary loop is same as that of secondary loop Operating Parameters Target setpoint number selection SPNO MODE Target setpoints 1 to 8 Proportional band P Integral time I Derivative time D Cooling side proportional band Pc Cooling side integral time Ic Cooling side derivative time Dc LP2 Note Parameters n SP n P n l n D n Pc n lc n Dc n 1 to 8 and submenu n PID n 1 to 8 correspond to the target setpoint number selected in the target setpoint number selection SPNO 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
35. seven temperature zones To enable this parameter set the Zone PID Selection ZON parameter to 1 Zone PID reference point 2 Zone PID reference point 3 The example below sets reference points 1 and 2 to provide 3 zones to switch PID constants automatically Maximum 7 zones selectable Zone PID reference Maximum value of primary point 4 PV input range RHI Zone 3 The controller is operated with the 3rd group of PID constants Zone PID reference Reference point 2 2 RP Zone 2 i The controller is operated with Reference point 1 the 2nd group of PID constants 1 RP E PV input Zone 1 i Minimum value of The controller is operated with point 6 primary the 1st group of PID constants PV input range RL1 Zone PID reference IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 20 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting Zone switching 0 0 to10 0 of primary PV input range span 0 5 of hysteresis Allows hysteresis to be set for switching at a reference point primary PV input range span Reference deviation Used to select a group of PID parameters according to a deviation from 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 settin
36. switching 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 28 UT Mode Parameters Located in Main menu UTMD Submenu MD Parameter Symbol Name of Parameter Controller mode UT mode Setting Range and Description 13 Cascade Control with Two Universal Inputs For another controller mode see User s Manual Reference CD ROM version Initial Value User Setting SM P PV sampling period 50 100 200 and 500 ms setting Sampling period error counter reading only 0 to 30000 Input related Parameters Located in Main menu UTMD Submenu IN Parameter Name of Parameter Primary PV input type INPUT 1 terminals Terminals and 43 Primary PV input unit Max value of primary PV input range Min value of primary PV input range Primary PV input decimal point position shown when in voltage input mode Max value of primary PV input scale shown when in voltage input mode Min value of primary PV input scale shown when in voltage input mode Selection of primary PV input burnout action Presence absence of primary PV input reference junction compensation Setting Range and Description Specify the type of primary PV input as a range code See Instrument Input Range Codes in the 2 Initial Settings Select the unit of primary PV input 0 Percent F 5 Fahrenheit C 1 Degree Celsius 2 No unit Set the instru
37. the UT s Mount it directly contact rating to the relay coil terminal socket IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 6 Cable Specifications and Recommended Cables 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 LJ L__J U 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 mmo 3 mmo rT on D D a or a fa N N Terminal Covers For UT750 T9115YD IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 f 1 4 Hardware Specifications PV Input Signals Primary and Secondary PV Input Number of inputs 2 primary terminals 4 43 49 secondary terminals 40 43 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 pA for
38. to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range S linearizer 2 input 6 D b6 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 6 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range i linearizer 2 input 7 D b7 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 7 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range S linearizer 2 input 8 D b 8 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 8 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range i linearizer 2 input 9
39. type and other setup parameters Set operating parameters Controller operation IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 2 1 lt 2 Initial Settings gt Names and Functions of Front Panel Parts a ar Py a 6 P iabl Ba a lt SS Process variable 2 Deviation 2 IE I OI Im IR PV display monitor Ee EE Eg 4 Alarm indicator a ar pc RRSa a 7 Setpoint lamps Eee display 3 Status indicator aia lamps ne n 10 DISP key 5 Light loader OO uzao interface 11 V and A keys 8 A M key fren cise Ea A 9 SET ENT key Name of Part Indicator lamp for display of PV2 2 Deviation monitor 3 Status indicator lamps 4 Alarm indicator lamps 5 Light loader interface 6 Process variable PV display 7 Setpoint display LCD 8 A M key SET ENT 9 SET ENT key amp 10 DISP key 4 Vand A keys Function Is lit when secondary PV is displayed on PV display When lit indicates the status of a deviation PV SP ZN Is lit in orange if a deviation exceeds the deviation display range Is lit in green when a deviation is within the deviation display range NZ Is lit in orange if a deviation falls below the deviation display range 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 opera
40. zu PV input bias nication Aux input PV input bias 7 PV input filter Primary PV input filter 3 target setpoint 2 Q o REMOTE LOCAL Target setpoint ramp rate function Control computation 1 Secondary Output limiter target setpoint CAS AUTO MAN Q Q Cascade switching oss eee eee eee o a j Tracking signal Manual operation Control computation 2 Q O MAN CAS AUTO MAN switching B Heating coolimg computation Heating side output limiter Cooling side output limiter Heating side i amp oO Cooling side preset output preset output STOP ON RUN OFF switching O hy on a on eee E E EA eee eee Q Q Alarm function ore Se O O 2 Oen Heating side Cooling side e output output Gom Gaman Gaman Relay or Alarm 1 Alarm 2 Alarm 3 Alarm 4 Current or Relay Current transistor Current Current Current 2 pulse terminals terminals terminals terminals terminals terminals and Wand and 1 Unavailable when heating side output is current or pulse 2 Unavailable when cooling side output is current or pulse 3 Alarm 4 is output via DO4 when coolig side output is relay Alarm 3 is output via DO3 when coolig side output is transistor Function lt gt Front panel key andi and 4 and 45 C Parameter gt Analog signal gt Contact signal IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and D
41. 0 0 1 digit of primary PV input range span to 100 0 of Setpoint ramp primary PV input range span eka D N R down rate 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 4 the operating mode is changed from Manual to Auto l l 2 SP 640 C N Rate of temperature change of 70 C min 1 SP 500 C i 140 C 2 min Temperature rise time of 2 min Switch from 1 SP to 2 SP Target setpoint Remote input x Ratio setpoint Remote mi 100 0 to 100 0 of primary PV input range span 0 0 of primary PV Used to correct the remote input value input range span Used when the remote input value fluctuates 0 0 to 100 0 of primary PV input range span 1 0 of primary PV D detection band input range span ORH rime OTT high limit low limit IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 8 The following parameter is for cascade primary loop Setpoint Alarm and PID related Parameters Primary Located in Main menu LP1 Submenu 1 PID The table below lists the Target Setpoint 1 1 SP opera
42. 000 00 lt Toc gt lt 5 Parameters gt 5 1 8 The following parameter is for cascade primary loop Alarm related Parameters Primary Located in Main menu LOOP1 Submenu ALM Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting Alarm 1 type OFF 0 1 to 31 same as below Common to all target setpoints Alarm 2 type OFF 0 1 to 20 25 to 31 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 4 Deviation low limit energized no stand by action ane 5 Deviation high limit de energized no stand by action 6 Alarm 4 type Deviation low limit de energized no stand by action For other alarm types see 2 7 Changing Alarm Type of Primary loop Common to all target setpoints Alarm 1 hysteresis 0 0 to 100 0 of primary PV input range span Output alarm 0 0 to 100 0 primary PV input range span Output alarm 0 5 Allows margins to be set for an alarm setpoint Alarm 2 hysteresis With the hysteresis settings it is possible to prevent relays from chattering Hysteresis for PV high limit alarm Point of ON OFF action Alarm Spon Alarm 3 hysteresis Alarm 4 hysteresis Hysteresis PV value Alarm 1 delay timer 0 00 to 99 59 min sec enabled when alarm 1 type AL1 is 1 to 20 or 28 to 31 An alarm is output when the delay timer expires aft
43. 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 On RTD 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 Qnanalog 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 53E 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 53E 1st Edition May 31 2000 00 4eS c0d8l0dso WI 00 0002 Le Ae uonp3 IS E UT750 Cascade Control with Two Universal Inputs Model UT750 50 or UT750 51 Communication 1 Communication 2 Wiring can only be carried out PSL1 PSL2 for controllers with ice aeons Secondary PV input Factory set to TC type K one cation _ High performance communa ane HOns See 2 Initial Settings mes communIcaton RS 485 communication Primary Not
44. 7 Press the 4 key twice to display the menu LOOP1 submenu OUT LOOP1 OUT loop 1 setup para output set SETUP main menu SETUP sub menu oo IM 05D01B02 53E 1st Edition May 31 2000 00 lt 2 Initial Settings gt 2 11 lt Toc gt 8 Press the key once to display the 10 Press the key once to register the parameter OT2 control output type setpoint MENU UTMD OUT 2 MENU UTMD OUT 2 output 2 select output 2 select 0 2 9 Press the 4 or key to display the 11 Press the key for more than 3 seconds required setpoint The figure below shows This returns you to the display shown at an example of setting to current output 4 power on figure below to 20 mA DC SP1 0 0 C 10 2 MENU UTMD OUT output 2 select changing OT2 2 UT7So Blinks during change oo E ee List of Control Output Types Parameter Name of Parameter Setpoint Control Output Types Symbol 0 Time proportional PID relay contact output erminals Q Heating side pulse output terminals M cooling side relay output terminals O Control output type 6 Heating side current output terminals cooling side relay output terminals O Heating side relay output terminals cooling side transistor outp
45. AD R2 Address 2 1 to 99 However the maximum number of stations connectable is 31 RP T2 mmes 080o o o ooo 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 change is made to the PV input type PV input scale or decimal point position OFF 0 ON 1 Initialize parameters IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 35 E Tips about Heating Cooling Control In heating cooling control the controller outputs the result of computation after splitting it into heating purpose and cooling purpose signals In addition the controller can perform PID control or ON OFF control on the heating and cooling sides separately When perform ing ON OFF control set the proportional band to 0 The controller splits the result of computation 0 to 100 into heating side and cooling side signals as described below e 0 to 50 of the computation result is presented as a 0 to 100 cooling side output e 50 to 100 of the computation result is presented as a 0 to 100 heating side output PV SP Communication 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 Coo
46. Allows the deviation axis on the Deviation Trend operating 5 0 of secondary display to be re scaled PV input range 0 1 to 100 0 of secondary PV input range span of the secondary loop span 0 to 600 sec Allows the time axis on the Deviation Trend operating display to be re scaled IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 5 26 lt 5 Parameters gt Security related Parameters Located in Main menu CMLP Submenu LOCK Parameter Name of Parameter Operating parameter main menu LP2 lock Operating parameter main menu PID lock SR main menu USR lock Front panel data setting A V key lock Front panel A M key lock Operating parameter main menu MODE lock Operating parameter main menu LP1 lock OFF 0 Unlock ON 1 Lock OFF 0 Unlock ON 1 Lock OFF 0 Unlock ON 1 Lock OFF 0 Unlock ON 1 Lock OFF 0 Unlock ON OFF 0 Unlock ON 1 Lock OFF 0 Unlock N User Setting Setting Range and Description Initial Value 1 Lock ON 1 Lock YS main menu PYS1 lock ON 1 Lock PYS2 main menu PYS2 lock ON 1 Lock wo 0 Password not set 1 to 30000 aia SELECT Display Parameters Located in Main menu CONF Submenu CSEL Parameter Name of Parameter Symbol registration registration registration registration SELECT display 5 registration User Setting Setting Range and D
47. C loop power supply is used because there is a possibility of electric shock retransmission type MA Eee N E 16m 166 14 9 0 20mADC 0 20mADC 14 5 18 0 V DC 4 20mADC or A IOMADG 21 mA DC max Allowable range 100 240 V AC 10 Default 4 20 mA DC free voltage 50 60 Hz shared y External contact outputs The functions of the external contact outputs are the defaults for cascade control with The functions of the external contact inputs are the defaults for cascade control with two OD two universal inputs To change the functions reconfigure the contact output registration universal inputs To change the functions reconfigure the contact input registration parameters Alarm 1 output DO1 6 a setup parameters oO External contact inputs Note 1 The alarm 3 output parameters of the DO3 and DOS outputs share the same ERT anir ea y Alarm2output DO2 5 Ko So function Cascade switching when t Di D Note 2 The alarm 4 output parameters of the DO4 and DO6 share the same function DI1 changes to on DI1 goo 19 amp Alarm 3 output Do3 4 Lg SO primary AUTO secondary cascade a 7 Note 1 Automatic switching when pie i8 ae DI2 18 7 DI2 changes to on 5V Common COM primary tracking secondary automatic sl DI3 chi DI3 40 09 5V 40 Alarm 4 out Manual switching when put po4 Di4 Note 2 34 DI3 changes to on T m OT is a setup parameter primary tracking secondary manual D14 397 O Alarm 3 out
48. F 0 Disable 1 PV1 2 SP1 3 OUT1 4 LPS loop power supply 15 V 5 PV2 6 SP2 7 OUT2 In heating cooling control an output value before allocation to heating cooling control 0 to 100 is transmitted if setpoint 7 is selected 0 to 50 Cooling side output 50 to 100 Heating side output RET2 1 2 RTL2 1 digit to 100 0 of PV input range 100 0 of PV RET2 3 RTL2 1 digit to 100 0 input range RET2 1 2 0 0 of PV input range to RTH2 1 digit 0 0 of PV RET2 3 0 0 to RTH2 1 digit input range Deviation Trend Parameters Located in Main menu CMLP Submenu TRND Parameter Symbol Name of Parameter Deviation display band primary Deviation display band Secondary Deviation trend scale primary Deviation trend scale Secondary Deviation trend scan time Setting Range and Description Initial Value User Setting 0 0 to 100 0 of primary PV input range span of the primary loop 1 0 of primary Permits a change in the span of deviation shown on the PV input range front panel deviation monitor span 0 0 to 100 0 of secondary PV input range span of the secondary loop 1 0 of secondary Permits a change in the span of deviation shown on the PV input range front panel deviation monitor span Allows the deviation axis on the Deviation Trend operating 5 0 of primary display to be re scaled PV input range 0 1 to 100 0 of primary PV input range span of the primary loop span
49. Panel Parts ssssccsssssseeesseesseeeeeeenseneees 2 2 2 2 Setting UT mode Setting First at Power on ccceeessssesseseseeeeeeeeeeseeeeeeees 2 3 2 3 Changing UT MOOG sgar EEE EEEE EE 2 4 2 4 Setting Primary and Secondary PV Input Types cseeeeeeeeeeeeeseeeees 2 6 2 5 Setting Control Output Type ccccccccssssssenneeeeeeeeeeeensenseeeeeeseeceessneeneeeees 2 10 2 6 initializing Parameters ispuna a A 2 12 2 7 Changing Alarm Type of Primary l00p sssssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 2 13 2 8 Description of Multiple Setpoints and PID csseeeeeeeeeeesseeeeeeeeeeees 2 16 3 Operations researc ewes cece etree eters macnn act mnnn nnmnnn nnmnnn nnnm 3 1 3 1 Monitoring purpose Operating Displays Available during Operation 3 1 3 2 Setting Target Setpoint SP Of Primary lOOP cccccceeeeeeeeseeeseeeeeeeeeeeeeeeeenes 3 6 3 3 Setting Target Setpoint SP of Secondary loop sssseseeeeeeeseeeeeees 3 8 3 4 Performing Canceling Auto tuning of Secondary loop 00e 3 10 3 5 Performing Canceling Auto tuning of Primary loOp sssssseseeeeeeees 3 12 3 6 Setting PID of Secondary loop Manually ccceeeeeeeeeeeseseeeeeneenseeeeeees 3 14 3 7 Setting PID of Primary loop Manually scseeeeeeeeeeeecceeeesseeneeeeeeees 3 16 3 8 Setting Alarm Setpoints of Primary lOOp s
50. Symbol E Analog input 1 bias primary Analog input 1 filter primary Analog input 1 square root computation primary Analog input 1 low signal cutoff primary Analog input 2 bias secondary Analog input 2 filter secondary Analog input 2 square root computation secondary Analog input 2 low signal cutoff secondary Analog input 3 bias L3 Analog input 3 filter Analog input 3 square root computation Setting Range and Description Initial Value User Setting Used to correct the primary PV input value beforehand 0 0 of When in normal operation use the PV Input Bias BS operation primary PV mode parameter input range 100 0 to 100 0 of primary PV input range span span OFF 0 Disable 1 to 120 sec Performs square root computation for the primary PV input value OFF 0 Do not compute the square root ON 1 Compute the square root 0 0 to 5 0 The slope equals 1 at levels below the low signal cutoff point Used to correct the secondary PV input value 0 0 of PV 100 0 to 100 0 of secondary PV input range span input range OFF 0 Disable 1 to 120 sec Performs square root computation for the secondary PV input value OFF 0 Do not compute the square root ON 1 Compute the square root 0 0 to 5 0 The slope equals 1 at levels below the low signal cutoff point Used to correct the remote input value 0 0 of 100 0 to 100 0 of secondary PV input range
51. ain 7 Press the or key to display the menu LP1 required setpoint P1 MENU LP1 1 PID 1 set point loop 1 parameter main menu changing 1 SP 160 0 C Blinks during change 4 8 Press the key once to register the submenu PAR setpoint PAR ae 1 parameter sub menu 1 SP 160 0 C uT7sa 5 Press the 4 key once to display the 9 submenu 1 PID This returns you to the display shown at power on figure below 1 PID PID parameter SPno 1 sub menu i SP1 160 0 C 10 A ma al CLA gt k eZ IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 8 3 3 Setting Target Setpoint SP of Secondary loop The following operating procedure describes an example of setting 120 0 to a target setpoint of the secondary loop during automatic or manual operation 1 Bring the operating display into view display appears at power on i Displays Displays a secondary PV l on on 1 AL D1 oO C O REMI O 4 O REM2 gd 4 a 2 O STP CAS lamp ofr E erme 2 Press the or key to display the 3 Press the key once to register the required setpoint setpoint 10 0 10 Pt t td IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 1 2 3 4 5 lt 3 Operations
52. ale 5 action Excessive PV o R l OVER or OVER Out of 5 to 105 5 or 105 Normal action Check process Normal action Check process Press any key to erase error Normal Auto tuning Action with PID ayo E200 failure existing before Time out auto tuning indication Setpoint displa P sate Feedback resistor Sionned Stopped Check the feedback all breakdown Normal PP PP resistor action 2 Check wires and Left endof SP display Faulty Normal commumcanon ere communication Normal action parameters and make unit blinks action line resetting Recovery at normal receipt Decimal point at right end Runaway due to ace nel A E A lights defective power Undefined theunit Contactus tor rnei 0 or e unit Contact us fo e 0 or less or OFF OFF Stopped repair less ae Check for abnormal Note 1 PV indicating LED display 2 LCD 3 Display showing the PV of the loop in which the error has been caused E Remedies if Power Failure Occurs during Operations The operation status and remedies after a power failure differ with the length of power failure time Instantaneous Power Failure of 20 ms or less A power failure is not detected Normal operation continues Power Failure of about 2 seconds or less The following show effects caused in settings and operation status IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting
53. and 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 C2 0 0 the heating side output H2 decreases If the output H2 falls below 24 8 the cooling side output C2 begins to increase from 0 0 If you keep the key held down longer and the output C2 rises above 24 8 the output H2 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 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 1 4 Troubleshooting and Maintenance 4 1 Troubleshooting E Troubleshooting Flow lf the operating display does not appear after turning on the controller s power follow the measures in the procedure below lf a problem appears complicated contact our sales representative Is the instrument defective Yes No s ke No No No Is _ Totally te Is display _Isl O communication inoperable faulty f
54. arameter setting display is shown retrieves the submenu of that parameter setting display 1 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 53E 1st Edition May 31 2000 00 5 5 lt 5 Parameters gt lt Toc gt key once SS SET ENT _ _ Press the SET a O Cc O gt xX oO 0p H kem YW YW pan A Press thel Jor V key once UTMD CONF EEE ERER EE E E E E a a SET SET IN rin INIO IT J ZZ JII EIEJE E PIP O O O a ala m OlOlO Ololol lt lt lt lt lt x lt a lt a lt ss Wel es eee ce ele NY ar oul AY ala NIN gt S Z2 Z S A ZialalS SiZ zlalA zlalal amp S SISIE Cia AAA Ee 5 6 6 GO l mle O ap TIri rl re NIN NI aw 2 09 2 2 93 0 2 9 S 2z a r 5 Zja r bl s 2 Z FlriQld n 2 D Q a a Slaja a NIA a Allla a C L H S 2l S H H H anlajalsS lalol lt to Nie Ao st to O m olH a oa t lo o h o Q O O Q OfOlO VPopeyepepeleyejqialjajAialal aa AJAJAJA Al ICICI N OO LO O 1O O O O salzle sig zaiae gage age T gt oO xe ab 7p gt ab Q O a
55. arizer biasing 7 l Actual input 2 b6 Ten segment linearizer output Ten segment e linearizer biasing t i 2 al 2 a2 2 a3 2 a4 2 a5 le 2 a Ten segment linearizer input 66 7 to 105 0 of secondary PV input range span 66 7 to 105 0 of secondary PV input range e Ten segment linearizer approximation Ten segment The parameters 2 65 to linearizer output 2 611 are equalized to 2 b4 the parameter 2 b4 y ea Eaa a PV input range after ten segment lt linearizer approximation 2 b3 2 b2 2 b1 The parameters 2 a5 to 2 a11 are equalized to the parameter 2 a4 66 7 to 105 0 of secondary PV input range 2al 2a2 2 a3 2 a4 2 a11 ee Ten segment Actual PV input range linearizer input 66 7 to 105 0 of secondary PV input range IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 6 Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting D 1 Ten segment 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range d linearizer 2 input 1 D b 1 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 1 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment li
56. arm 1 set point 1 A1 200 0 C ri Jie V4 7 Press the 4 or key to display the required setpoint MENU LP1 1 PID alarm 1 set point changing LAL 160 0 C 2 setpoint MENU LP1 1 PID 2 alarm 1 set point 1 A1 160 0 C sa Jie V4 You can take the same steps for alarm 2 setpoint 1 A2 alarm 3 setpoint 1 A3 alarm 4 setpoint 1 A4 that are displayed after this This returns you to the display shown at power on figure below 1 SP1 100 0 C ay EEEE II Ii Ses be Ea IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 19 3 9 Selecting Target Setpoint Numbers SPNO The following operating procedure describes an example of changing a target setpoint number SPNO from 1 to 2 Ay NOTE e fatarget setpoint number has been switched using contact input when the contact input is on that number cannot be selected by keystroke e The target setpoint numbers SPNO of the primary loop and the secondary loop are the same 1 Bring the operating display into view display appears at power on Displays primary PV to call up the main menu MODE MODE mode parameter main menu UT7So oo 3 Press the key several times to display the parameter SPNO MENU MODE 6 SPno select SPNO
57. ary loop control only E Manipulating the parameter CAS AUTO Manipulate the parameter CAS MAN Manipulate the amp key or the parameter AUTO CAS Manipulate the parameter AUTO MAN Manipulate the amp key or the parameter MAN CAS Manipulate the parameter MAN AUTO Manipulate the Im key or the parameter 1 Bring the operating display into view display appears at power on Displays primary PV 2 Press the 4 key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu Displays target setpoint 1 1 SP1 SP1 100 0 C 1 io CO parameter MODE MENU MODE 6 Cascade select MODE MAN uT7Sso re Jl LV WA IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 22 4 Press the or key to display the 6 Automatically return to the display shown required setpoint at power on figure below MENU MODE 6 gt Cascade select Displays l c SP2 100 0 C changing cascade setpoint 10 0 10 MODE CAS C SP2 oo aw CII 5 Press the J key once to register the MENU MODE Cascade select MODE uT7Ssa Poa es SET ENT E Manipulating the amp key 1 Bring the opera
58. aulty signal faulty link faulty Check wiring on the Check the key lock Turn off power and Check the Check the power supply setting then turn it on instrument s I O instrument s suffix terminals again specifications code Check the supply Check the specifications voltage of I O counterpart for wrong polarity Does the code include a communication option Check the communication related parameters Check communication wiring No Check the specifications counterpart No communication capability Is key lock enabled of communication Ask the vendor for repair Find the cause A IMPORTANT Take note of the parameter settings when asking the vendor for repair IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 2 E Errors at Power on The following table shows errors that may be detected by the fault diagnosis function when the power is turned on Display Description Control Alarm Retransmission E es AEDE E Pea E000 Faulty RAM me None 0 or less 0 or less E001 Faulty ROM Stopped my E0 Faulty or OFF pred le ity indicating E002 Undefined Undefined Undefined Ooae ER PV decimal point blinks a Normal action Normal action Normal action Normal action for repair Faulty calibration out of out of out of out of value accuracy accuracy accuracy accuracy Normal action Chec
59. ay 31 2000 00 lt Toc gt lt 3 Operations gt 3 2 1 SPI 100 0 C ov Sie OST 0 C SP2 100 0 C lalla FE 0 C SP2 100 0 C 1 SP1 100 0 C OUT2 43 0 PV2 95 0 C PID 1 1 key SP display primary loop SP display Secondary loop For monitoring only PV2 SP OUT2 display Deviation Trend display primary loop For monitoring only For monitoring only IM 05D01B02 53E Allows the target setpoint of the primary loop to be changed Press the WJor key to change the all and press the Jkey to register it 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 3 In Automatic Manual Operations SP Display primary loop The PV input value of the primary loop appears on the PV display The target setpoint of the primary loop 1 SP1 along with the deviation bar appears on the Setpoint display LCD SP Display secondary loop The PV input value of the secondary loop appears on the PV display The target setpoint of the secondary loop 1 SP2 along with the deviation bar appears on the Setpoint display LCD PV2 SP OUT2 Display The PV input value of the primary loop appears on the PV display The PV value of the secondary loop PV2 target setpoint of the primary loop 1 SP1 target setpoint of the secondary loop 1 SP2 and control output value OUT2 appears on the Setpoin
60. b _ fa gt amp Q D ge D lt 25 ab d9 _ ab an _ rq Q Q gt ab d9 ab O gt Cc ab Ko gt Jp N LLI ab a em Cc O C O 0p d _ ab an _ an Q ab i m o O Z YW Sa eb ab E 4 2 a9 aQ op ab C pue O Cc 4 C O Sa O 09 O Cc Cc aa O Sa i ep Cc O O Cc 4 Sa 2 O 2 Cc O O ab C x O C O O Cc Cc O WY Se ab aQ 2 gt ab 09 S cq O O 6 gt 4 Submenu R485 is displayed only for the controller with communication function 5 Submenu VALV is displayed only for the position proportional controller 1st Edition May 31 2000 00 IM 05D01B02 53E lt Toc gt lt 5 Parameters gt 5 6 5 2 Lists of Parameters This section describes the functions of parameters briefly In addition each parameter table has a User Setting column where you can record your setpoints when setting them in the controller Parameters relating to PV or setpoints should all be set in real numbers For example use temperature values to define target setpoints and alarm setpoints for temperature input The User Setting column in the table is provided for the customer to record setpoints Numbers in are the parameter setpoints that apply wh
61. cJ SET ENT EIOM 9 Press the key once to register the setpoint MENU LOOP1 ALM 1 alarm 1 type select SETUP 2 sa Jie V4 You can take the same steps for alarm 2 type AL2 alarm 3 type AL3 and alarm 4 type AL4 that are displayed after this 10 Press the key for more than 3 seconds This returns you to the display shown at power on figure below T SP1 0 0 C 11 When setting alarm setpoints see 3 8 Setting Alarm Setpoints of Primary loop IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 15 E List of Alarm Types The table below shows the alarm types and alarm actions In the table codes 1 to 10 are not provided with stand by actions while codes 11 to 20 are provided with stand by actions Alarm type code Alarm type code Alarm action Alarm action Contact Contact Contact Contact Alarm type Alarm type Open close shows status of relay contact closes opens Open close shows status of relay contact closes ees nae cer ifalarm if alarm wip unlit sh fl if alarm if alarm and lit and unlit shows status of lamp occurs occurs and lit and unlit shows status of lamp occurs occurs Hysteresis j lt gt Ee energized Open lit Closed on deviation low Z unlit PV high limit Open unlit f Closed lit limit alarm pevai a
62. configured at factory before shipment TC input RTD input PV input See 2 Initial Settings l 28 RDB gt n 41 23 SDB gt i TC input RTD input e E Receiving 4 20 mA DC Current Signals with the Controller Retransmission 29 RDA gt f A j 1 I i I J lt _ 24 SDA gt u tx Bc 42 b output 2 12 bce ee i 4 20 mA poe rao lt l 43 Default Unspecified hei 30 sG 12 O set the input type to 1 5 C setpoint 43 B retransmission type rt 13 46 i mV V input 4 20mADG ee Be T a amp Q 4 20mA 47 37 8c A mV V input 5 q gt j i 42 on Default 4 20 mA DC A NOTE i NG 121 j i hee category 43 Om a witing can only be Faas out u Note Connecting a 250 Q resistor to the terminals is i overvoltage category controllers with auxiliary analog input l i Il IEC1010 1 13 optional gt Remote input Model X010 250 2 resistor with M3 5 crimp on terminal Control output SES o Relay contact ou
63. 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 53E 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 UT 750 4 2 1 Cleaning The front panel and operation keys should be gently wiped with a dry cloth Ay NOTE Do not use alcohol benzine or any other solvents 4 2 2 Replacing Brackets When the brackets are broken or lost purchase the following brackets for replacement Target Model Sales Unit UT750 T9115NL A large bracket and small bracket in pair SEE ALSO 1 2 How to Install for how to replace brackets 4 2 3 Attaching Terminal Cover When a terminal cover is necessary purchase the following part Target Model Sales Unit IM 05D01B02 53E 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
64. 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 lc and cooling side derivative time 2 Dc To use multiple target setpoints see the table below to check the corresponding param eters Target setpoint SP and PID parameter of Primary loop Target setpoint Target number setpoint SPNO SP Proportional PID parameter Integral time Derivative time seno s sse Target setpoint SP and PID parameter of Secondary loop Target setpoint Target number setpoint SPNO SP Proportional band heating side proportional band PID parameter Integral time heating side integral time Derivative time Cooling side heating side proportional derivative time band Cooling side Cooling side integral time derivative time snos ssp op 61 6 sm oe 6n snos ese ep o so er sr so The target setpoint numbers SPNO of the primary loop and the secondary loop are the same IM 05D01B02 53E 1st Edition May 31 2000 00 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 can
65. controller is operated with Reference point 1 the 2nd group of PID constants 1 RP i PV input z Zone 1 Minimum value of The controller is operated with secondary the 1st group of PID constants PV input range RL2 0 0 t010 0 of secondary PV input range span 0 5 of Allows hysteresis to be set for switching at a reference point secondary PV input range span 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 value of secondary PV input range RH2 A slope is set to vary the target setpoint Minimum value of 4 secondary PV input range RL2 OFF 0 Disable 0 0 to 100 0 of secondary PV input range span IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 24 Analog Input Computation Parameters Located in Main menu CMLP Submenu AIN Parameter Name of Parameter
66. d 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 53E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 10 2 5 Setting Control Output Type The following operating procedure describes an example of changing time proportional PID relay output 0 factory set default to current output 2 Control output terminal Values in parentheses are setpoints Time proportional PID relay 0 on off 3 output Current 2 time proportional PID voltage pulse 1 output For details on the output terminals for heating cooling control see 1 5 Terminal Wiring Diagrams 1 Bring the operating display into view display appears at power on Displays target setpoint 1 isplays primary PV j Ra In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the G key for more than 3 seconds 5 Press the key once to display the main to call up the main menu MODE menu UTMD MODE UTMD mode parameter UT750 configuration main menu SETUP main menu oo Ses e YA UT7S9 3 Press the key once to display the main 6 menu STUP submenu MD STUP MD password input UT mode set main menu SETUP sub menu oo gt a eA UT7S8 4
67. d to 0 SUONJE E SU gt G L lt Toc gt lt 2 Initial Settings gt 2 1 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 Setup Procedure Denotes a step that must always be followed Cs Denotes a step that should be followed as necessary Set UT mode 1 D Factory set to Single loop Control UT mode 1 See 2 2 Setting UT mode Setting First at Power on or 2 3 Changing UT mode Factory set to Primary PV input is not configured Sere npu Secondary PV input is TC type K See 2 4 Setting Primary and Secondary PV Input Types Set the control output See 2 5 Setting Control Output Type Initialize parameters See 2 6 Initializing Parameters Factory set to Time Proportional Relay Output Be sure to follow this step whenever a chang of setting is made to the UT mode or PV input type Set the alarm
68. ding 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 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 11 Signal Isolations PV input terminals for Primary loop Isolated from PV input terminals for Secondary loop and other input output terminals Not isolated from the internal circuit PV input terminals for Secondary loop Isolated from PV input terminals for Primary loop and other input output terminals and 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 between contact output terminals and from other input outpu
69. e UT750 models UT modes and Meet ee reese pS apt ae control output types SELECT displays 1 to 5 are shown only when they are registered 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 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 4 UT750 Setup Parameter Map Main menu To operating parameter setting Password check display display main menu MODE on the previous page 1 1 ee ae meee me me mre mre meme me me aee m mr mee eOmr eam cro mera ee ee mean em en reas eee meee et er ey i i a e es i a ee i a E E a A ow o U gt T_ NO gt TI pas ee JJ lt WM z li gt S S S gt gt gt gt Se al ee else gt a 0 Same as o Ulsi lt ric gt m D SPL LOOP1 However ae RMD DY3 R TM A SR3 are not A LC3 gt lt J contained Pressing the Disp key once when a p
70. e if set to Upscale e 5 0 of remote input scale if set to Downscale OFF 0 Disable UP 1 Upscal DOWN 2 Downscale IM 05D01B02 53E 1st Edition May 31 2000 00 Parameter Name of Parameter Symbol PV1 unit primary PV1 decimal point position primary Maximum value of PV1 range primary Minimum value of PV1 range primary PV2 unit Secondary PV2 decimal point position Secondary Maximum value of PV2 range Secondary Minimum value of PV2 range Secondary lt 5 Parameters gt Setting Range and Description Set the unit of PV1 0 Percent C 1 Degree Celsius 2 No unit Under normal operation set the same value as in the primary 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 PRH1 and PRL1 parameters 0 to 4 Under normal operation keep the values of these parameters between the maximum and minimum values of the primary PV input range 19999 to 30000 P RL1 lt PRH1 where PRH1 P RL1 30000 F 5 Fahrenheit Set the unit of PV2 0 Percent C 1 Degree Celsius 2 No unit Under normal operation set the same value as in the secondary PV Input Decimal Point Position SDP2 parameter To shift the decimal point for
71. e main menu UTMD UTMD UT750 configuration SETUP main menu submenu MD MD UT mode set SETUP sub menu UuUT7Sso oo Sebo V4 Press the key twice to display the submenu INIT INIT parameter initialize SETUP sub menu IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 2 Initial Settings gt 2 13 8 Press the key once to display the 10 Press the key once The display parameter INI momentarily becomes blank which is a T normal indicating the parameters have parameter initialize been initialized INI OFF MENU UTMD INIT 1 parameter initialize SETUP N oo uT7Sso 9 MENU UTMD INIT parameter initialize 1 This returns you to the display shown at power on figure below changing N Blinks during change oo SP1 0 0 C co _ SET ENT cise pap vise 7 As 2 Ibe WV V4 2 7 Changing Alarm Type of Primary loop The following operating procedure describes an example of changing alarm 1 factory set to the PV high limit alarm to the PV low limit alarm When you have changed alarm type the alarm setpoint will be initialized set the alarm setpoint again Alarm output terminals Factory set default Alarm 1 terminal numbers PV high limit alarm Alarm 2 terminal numbers PV
72. e manual reset value equals the output value when PV SP is true For example if the manual reset value is 50 the output value is 50 when PV SP becomes true 1 ON OFF control hysteresis In ON OFF control 0 0 to 100 0 of primary PV ON OFF control 0 5 input range span of primary PV input range span Hysteresis can be set in the target setpoint when the controller is performing ON OFF control Point of ON OFF action Output Target setpoint i Hysteresis PV value 1 D R Direct reverse action REVERSE 0 reverse action DIRECT 1 direct action REVERSE 0 switching Control output R a Direct a 0 Deviation PV SP 1 O Preset output 5 0 to 105 0 0 0 In Stop mode fixed control output can be generated IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 9 lf you are using two or more groups of setpoint alarm and PID parameters use the follow ing table to record their values asp Joo ee ee ee aao ooo ee naz fT aas o o e S e S S IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 0 The following parameter is for cascade secondary loop Operation related Parameters Secondary Located in Main menu LP2 Submenu PAR Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting AT Auto tuning OFF 0 No auto tuning OFF 0 1 Auto tuning for 1 SP 2 Auto tuning for 2 SP 3 Auto tuning
73. e of Parameter Setting Range and Description Initial Value User Symbol Setting Auto tuning OFF 0 No auto tuning OFF 0 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 SUPER function OFF 0 Disable OFF 0 1 Overshoot suppressing function Suppresses overshoots generated by abrupt changes in the target setpoint or by disturbances 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 Hunting suppressing function Response mode Enables quick follow up and short converging time of PV for the changed target setpoint Note Use SUPER function SC 2 or 3 in PID control or PI control SUPER function 2 or 3 is not available in the following controls 1 ON OFF control 2 P control control for proportional band only 3 PD control control for proportional band and derivative item only 4 Heating cooling control Can not be used for the control processes with quick response such as flow control or pressure control 100 0 to 100 0 of primary PV input range span 0 0 of primary at Used to correct the PV input value input span Used when the PV input value fluctuates rate
74. e 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 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 UT750 PA External AC power supply Diode UT s contact Relay Mount it directly UT s contact Relay Use one with a relay coil rating to the relay coil Use one with a relay coil CR filter less than the UT s contact rating terminal socket rating less than
75. en EN Oe ye eee Ree aE o OT2 Alarm function Control 3 output ee D Gan Alarm 1 Alarm 2 Alarm 3 Alarm 4 Current or Relay Current Current Current pulse terminals terminals terminals terminals terminals and and Dad Gad Mand Unavailable when control output is current or pulse Terminal C Parameter Function gt Analog signal gt Contact signal lt _ gt Front panel key Legend IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 3 E Function Block Diagram for Cascade Heating Cooling Control with Two Universal Inputs Primary PV Communication Remote Secondary PV input terminals terminals input terminals input terminals a Dand to Mand and D and to Contact inputs Input selecti Input selecti Input selecti Cascade Manual nput selection nput selection nput selection OFF gt ON OFF gt ON s Unit selection Unit selection Unit selection O Analog input range conversion Analog input range conversion Analog input range conversion A t matic im Analog input bias Analog input bias Analog input bias OFF ON 2 Square root extraction Square root extraction Square root extraction ee eee y 8 Analog input filter Analog input filter Analog input filter Pa 10 seg linearizer approx bias 10 seg linearizer approx bias fe Commu A
76. en the communication func tion is used ex AUTO 0 MAN 1 CAS 2 E Operating Parameters Operation Mode Parameters Located in Main menu MODE M O DE Cascade Auto AUTO 0 automatic Man switching MAN 1 nes C A M CAS 2 cascade M O D E Remote Local Set to Local when carrying out control using the target setpoints of 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 MO DE Run Stop switching Outputs the predetermined preset fixed value when the controller 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 PNO Target setpoint 1 Selects target setpoint 1 1 SP 2 Selects target setpoint 2 2 SP 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 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 The following parameter is for cascade primary loop Operation related Parameters Primary Located in Main menu LP1 Submenu PAR Parameter Nam
77. ent linearizer approximation Ten segment 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range 5 linearizer 1 input 6 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 6 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximatio Ten segment 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range 5 linearizer 1 input 7 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 7 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation Ten segment 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range 5 linearizer 1 input 8 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 8 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation Ten segment 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range A linearizer 1 input 9 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 9 66 7 to 105 0
78. er the alarm setpoint is reached External contact Closed Open A t Open Closed On Open Open Off Blinking Off _ Time Timer setpoint DY 0 00 to 99 59 min sec enabled when alarm 2 type AL2 is 1 to 20 or 28 to 31 Alarm 3 delay timer 0 00 to 99 59 min sec enabled when alarm 3 type AL3 is 1 to 20 or 28 to 31 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 M D Alarm mode 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 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 1 9 The following parameter is for cascade primary loop Control Action related Parameters Primary Located in Main menu LOOP 1 Submenu CTL Parameter Name of Parameter Setting Range and Description Output velocity OFF 0 limiter 0 1 to 100 0 sec can limit control output velocity PID control mode 0 Standard PID control with output bump at SP change 1 Fixed Point control without output bump at SP change Choose Fixed Point Control when controlling pressure or flow rate Anti reset windup AUTO 0 50 0 to 200 0 Excess integration The larger Setting the sooner PID computation integral computation stops prevention Used when the control output
79. erminals 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 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 lf the controller has to be installed close to flammable items or equipment be sure to provide shielding panels all around the controller at least 150 mm away from every side the panels should be made of either 1 43 mm thick metal plated steel plates or 1 6 mm thick uncoated steel plates Installation Position Install the controller at an angle within 30 from horizontal with the front panel facing up ward Do not install it facing downward The position of right and left sides should be hori zontal Front panel gt of controller fe Must not exceed 30 Rear of controller IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt UT750 E External Dimensions and Panel Cutout Dimensions Unit mm Large bracket ELA General installation 1 to 10 mm Small bracket Panel thickness e min Side by side close installation T 1 x96 92 98 145 min E N stands for the number of controll
80. ers to be installed 0 8 92 65 However the measured value applies if N 5 IM 05D01B02 53E 1st Edition May 31 2000 00 i gt lt Toc gt lt 1 Installation gt 1 E How to Install Turn off the power to the controller before installing it on the panel because there is a possibility of electric shock CAUTION After opening the mounting hole on the panel follow the procedures below to install the controller 1 Insert the controller into the opening from the front of the panel so that the terminal board on the rear is at the far side 2 Set the brackets in place on the top and bottom of the controller as shown in the figure below then tighten the screws of the brackets Take care not to overtighten them Direction to insert the controller Insert the controller into the opening at ert a screwdriver into the ckets to tighten the screws the front of the panel Small bracket bottom mounting hardware IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 1 3 How lt 1 Installation gt 1 5 to Connect Wires AN 1 CAUTION 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 AN no 1 E For TE Provid
81. escription Initial Value me 1st Edition May 31 2000 00 OFF 0 201 to 1023 Select the desired parameter from among the operating and setup parameters then register the number D register No accompanying that parameter For example registering 302 for C S1 allows you to change alarm 1 setpoint in operating display Numbers for registering alarm SP parameter for operating display Alarm 1 setpoint 302 Alarm 2 setpoint 303 Alarm 3 setpoint 304 Alarm 4 setpoint 305 Above numbers are alarm setpoint parameters for target setpoint 1 1 SP Set the registration number of the alarm setpoint parameter for target setpoint 2 2 SP to a value obtained by adding 25 to the registration number of the alarm setpoint parameter for the parameter 1 SP Likewise set the registration number of the alarm setpoint parameter for target setpoint 3 3 SP to a value obtained by adding 25 to the registration number of the alarm setpoint parameter for the parameter 2 SP Likewise the registration numbers for 4 SP to 8 SP can be obtained IM 05D01B02 53E lt Toc gt 5 27 lt 5 Parameters gt Contact Output Registration Parameters Located in Main menu CONF Submenu DO Parameter Name of Parameter Symbol registration for DO1 02 registration for DO2 03 registration for DO3 Open collector transistor output flag registration for DO4 Open collector transistor output flag registration for DO5 Open collector
82. escriptions gt 6 4 Functions and Parameters for Cascade Control with Two Universal In puts in Initial State Functions and parameters in initial state are given in the tables below For details on each parameter refer to 5 2 Lists of Parameters E PV Input of Primary loop PV input of the primary loop 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 Analog input bias A BS1 CMLP Square root extraction A SR1 A LC1 CMLP Analog input filter A FL1 CMLP Operating Parameters Ten segment linearizer mode 1 PMD PYS1 Ten segment linearizer appro ma onk acing 1 a1 to 1 a11 1 b1 to 1 b11 PYS1 PV input bias 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 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 5 E PV Input of Secondary loop PV input of the secondary loop INPUT2 is a universal input which can receive s
83. eseeeesessecseesssseneeeeeeeeees 3 17 3 9 Selecting Target Setpoint Numbers SPNO ccccceeeeeeeesseeeeensesseeneeeeeees 3 19 3 10 Switching between Run and Stop ccc sseeessseeeeeeeseececeesesseeseeesseeeeeeensnees 3 20 3 11 Switching between Cascade CAS AUTO and MAN cccceseeeeeeeeeeeees 3 21 3 12 Manipulating Control Output during Manual Operation 00008 3 23 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Int gt lt Rev gt Toc 2 4 Troubleshooting and Maintenance ccscscccssseceeseeeeseeeenseneeneesensees 4 1 4 1 Troubleshooting P we see se se secs sc em cece E AE 4 1 4 2 BV eM VAIN Soopers E E 4 5 4 2 1 RNS AUG saps hisceects secede et saneteas avant a 4 5 4 2 2 Replacing WE AC IKONS recane NEENA 4 5 4 2 3 Attaching Terminal Cover ccccccsssssssssseessseseeeeeeeeeeeeeeeeeeeeesaaeeanaaaas 4 5 4 2 4 Replacing Parts with a Limited Service Life cccccceeseeeeeeeeeees 4 7 4 2 5 Replacing Control Output Relays ccccccscssssssssssseeesseseeseseseeeeeeees 4 8 5 Parame lors deae E se 5 1 5 1 Parameter Map suisia 5 1 5 2 LISTS OF Parameters issia A 5 6 6 Function Block Diagram and DeSCTiptiONns ccsccceeeseeeeeeeeeeneeeeeneeees 6 1 IM 05D01B02 53E 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 ma
84. ess the key once again to display menu LP2 the parameter AT P2 MENU LP2 PAR 1 auto tuning switch loop 2 parameter main menu AT OFF M eaS ee ISIs IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 11 6 Press the or key to display the f Press the key once to register the required setpoint Tuning for 1 SP is AT 1 setpoint This starts auto tuning To cancel auto tuning set AT OFF If the key is pressed when AT OFF auto tuning will be cancelled In this case PID contains the value existing before auto tuning MENU LP2 PAR auto tuning switch 1 changing MENU LP2 PAR auto tuning switch Blinks during oo AT SET ENT cise v7 Ped vise 7 As UT7S9 SET ENT 8 During auto tuning the panel indications become as shown below oooo0f aon FI REM1 REM2 NI PV2 95 0 C PID 1 1 1 SP1 100 0 C 1 SP2 100 0 C OUT2 100 0 Auto tuning is complete when the MAN2 lamp goes off IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 12 3 5 Performing Canceling Auto tuning of Primary loop Auto tuning should be carried out after setting a target setpoint SP of the primary loop Make sure the controller is in cascade operation mode CAS and in running
85. for PV input display 5 Maximum value of PV input scale SH1 Set the maximum value of the scale to be controlled 6 Minimum value of PV input scale SL1 Set the minimum value of the scale to be controlled Ay 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 53E 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 holit if PV input wiring is not yet complete The error code disappears when you wire the PV input terminals cor rectly Displays primary PV to call up the main menu MODE MODE mode parameter main menu oo a UT7So Press the key once to display the main menu STUP STUP password
86. g 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 Maximum value of primary PV input range RH1 A slope is set to vary the target setpoint Minimum value of primary PV input range RL1 OFF 0 Disable 0 0 to 100 0 of primary PV input range span IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 21 The following parameter is for cascade secondary loop Target Setpoint related Parameters Secondary Located in Main menu LOOP2 Submenu SP Parameter Name of Parameter Setting Range and Description Initial Value Setting SP tracking selection OFF 0 ON 1 Tracking is performed when the mode changes from Remote to Local The local setpoint keeps track of the remote setpoint PV tracking selection Causes the setpoint to keep track of the PV value so the setpoint 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 gt Automatic operation 2 Stop gt Start of automatic operation 3 Power on 4 Change SP number OFF 0 Disable ON 1 Enable Ramp rate time
87. h auxiliary analog remote input Parameter MODE S R is displayed when the contact input registration parameter S R setup parameter is set to 0 Main menu LP2 is displayed when UT mode is Cascade control Dual loop control Temperature and humidity control or Cascade control with two universal inputs IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 3 Press the key once Press the key once Press the key for 1 second Press the key for 3 seconds Press the A or 7 key once Password check display N NO PO PO OJo jo MNINJ gt PEES z To setup parameter 2 b3 l a setting display 2 a4 main menu LOOP1 2 b4 onthe next page o QaBb pE i 2 b5 2 a6 2 66 ele 2a7 l 2 b7 2 a8 SOR T 2 b8 Pressing the DISP key once when a parameter setting display is shown T 29 retrieves the menu of that parameter setting display 2 b9 Example Pressing the pisP key once when the PAR submenu is displayed will display the LP1 main menu Conversely the PAR submenu will reappear by pressing the Disp key NO oO k O N o o_o _ 3 once when the PAR submenu s FL parameter display is 2 b11 shown 2 PMD Note The number of operating displays and the contents of such i displays differ according to th
88. he sampling period of an auxiliary analog input signal lengthens to 100 ms Input resistance About 1 MQ Input accuracy 0 3 1 digit of input span for 0 to 2 V DC 0 2 1 digit of input span for 0 to 10 V DC 0 375 1 digit of input span for 0 4 to 2 0 V DC 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 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 8 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 49 49 Number of outputs 1 or 2 terminals 49 45 terminals 4 e Output signal 4 20 0 20 20 4 or 20 0 mA DC where outputting signal levels of less than 0 mA is not feasible e Load resistance 600 Q or less e Output accuracy 0 1 of span 5 of span for 1 mA or less under standard operating conditions 23 2 C 55 10 RH power frequency of 50 60 Hz Control Output Universal output system The output
89. his key lets you return to the current operating display though the number of presses depends on the operating status Used to change numerical values On setting displays for various parameters you can change target setpoints parameters and output values in manual operation Pressing the V key decreases a numerical value while pressing the A key causes it to increase You can hold down a key to gradually increase the speed of change These keys also switch between menu displays when a main menu or submenu of parameter setting display is shown IM 05D01B02 53E 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 Ay 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 Control with Two Universal Inputs 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 Control with Two Universal Inputs set 13 1 Display view at power on Displays PV
90. ignals from thermocouple RTD or DC voltage signals The controller is capable of biasing square root extraction first order lag computation filtering ten segment linearizer approxi mation and ten segment linearizer biasing on input signals Each function can be set by the following parameters Setup Parameters Unit selection UNI2 UTMD Operating Parameters Ten segment linearizer mode 2 PMD PYS2 Ten segment linearizer appre Aoh DaS No 2 a1 to 2 a11 2 b1 to 2 b11 PYS2 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 BS2 and analog input filter A FL2 among the setup parameters are used when PV correction value is decided in advance E Remote Input Remote input INPUT3 can receive DC voltage signals The controller is capable of bias ing square root extraction first order lag computation filtering and ratio biasing on remote input signals Each function can be set by the following parameters Setup Parameters Note Remote input signal can be received via communication For details refer to GREEN Series Communication Functions IM 05G01B02 01E IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 6 Operating Parameters Ratio bias calculation RT RBS Remote Local switching MODE REM LOC1 MODE E Contact Input Cascade
91. ing side control output Retransmission output 1 is not available if a 15 V DC loop power supply is used If you define the cooling side output as oaas pasa 12 4 20mADC 4 20 or current output retransmission output 1 and 17 KO i is the 15 V DC loop power supply can no longer be used Default 4 20 mA DC Default 4 20 mA DC External contact outputs output and the DO4 output serves as the alarm 4 Alarm 1 output DO1 6 k o D Alarm 2 output DO2 5 a Cooling side control 4 k o lt output Note DO3 Common COM 7 Cooling side control output Note DO4 34 ot Alarm3 output DO5 33 o 2 Alarm 4 output DO6 32 5 No function DO7 Common COM 31 35 l Relay contact rating 240 V AC 1 A 30 V DC 1 A resistance load Transistor contact rating 24 V DC 50 mA OT2 is a setup parameter You can change the settings of the parameter OT2 to change the control output types See 2 Initial Settings Note If you define the DO3 output as the cooling side control output the DO4 output serves as the alarm 4 output Inversely if you define the DO4 output as the cooling side control output the DO3 output serves as the alarm 3 output When cooling side control output is current the DO3 output serves as the a
92. input main menu menu LOOP1 LOOP1 loop 1 setup para SETUP main menu Press the key once to display the main menu UTMD UTMD UT750 configuration SETUP main menu SET ENT el DISP Displays target setpoint 1 submenu MD MD UT mode set SETUP main menu oo See fea UT7S9 7 Press the 4 key once to display the submenu IN IN input set SETUP sub menu SET ENT e Jij bse 8 Press the key once to display the parameter IN1 primary PV input type MENU UTMD IN 1 input 1 type select IN1 OFF UT7S9 re exa 9 Press the 4 or key to display the required setpoint The figure below shows an example of setting the PV input type to a K type thermocouple 200 0 C to 500 0 C Blinks during change IM 05D01B02 53E 1st Edition May 31 2000 00 MENU UTMD IN 1 input 1 type select changing IN1 typeK3 oo lt Toc gt setpoint MENU UTMD IN 1 input 1 type select SETUP IN1 typeK3 parameter UNI1 primary PV input unit MENU UTMD IN 2 input 1 unit select UNIT C parameter RH1 maximum value of primary PV input range MENU UTMD IN 3 input 1 range high SETUP RHI 500 0 uT7SsSa a ales
93. k and set the initialized parameters Error code 0 or less l RE Parameter error Normal action Normal action Normal action See description below or OFF 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 C S S A T Parameter to be checked Operation mode output Operating parameters Setup parameters Range data 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 PP Pt dt ke Error code 21 is displayed Setpoint display unit IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 3 E Possible Errors during Operation The following shows possible errors occurring during operations Display position Error indication Description py Control output Alarm Retransmis Commu Remedy Note of error utput sion output nication Displays RJC and Measured PV alternately with RJC 0 Faulty fey Contact us for repair error In AUTO Dependent on the Preset value output BSL parameter In MAN Check wires and 3 BOSI P gnout eror Up scale 105 Normal action Normal sensor Down sc
94. ke 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 UT750 ne Digital indicating controller provided with Custom Computing Function 0 Single loop type Type 1 Position proportional type 5 Dual loop type 0 None Optional functions i a T 1 With communication auxiliary analog input Check that the following items are provided Digital indicating controller of ordered model ccccseeeseeeeeeeeeeeeeens 1 Brackets mounting hardware cccccceeeeeceseseecceeeeeeceeaseeessaneeesesaees 1 pair GANADERO E E EN aaa 1 User s Manuals for Single loop Control ccccccceeccesesseeeeeeeeeeeeeeeeaes 5 A2 size User s Manual Reference CD ROM version ccccccssseeeeeeeeeeneeees 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 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 2 1 2 How to install A NOTE To install the controller select a location where 1 E Oo po N OY o no one may accidentally touch the t
95. larm 3 Cascade switching when OT Contact 5V 7 Transistor contact DI1 changes to on DI fig wg Di 19 primary AUTO secondary cascade 5V DF Automatic switching when 3 Dl2 DI2 changes to on DI2 18 N 5V 18 primary tracking secondary automatic z DI3 40 Manual switching when DI3 40 90 a DI3 changes to on DI4 primary tracking secondary manual D14 39 oN 5V 39 p Note External Contact Input STOP when DI4 ON both primary and DI5 If the power is turned on when the RUN when DI4 OFF secondary DI5 38 00 E 5V 38 external contact input either of REMORT when DI5 ON z DI6 Cascade Automatic and Manual is ON LOCAL when DI5 OFF DI6 37O Ms 37 the controller judges that the external Display message when DI7 contact input is changed to ON DI6 changes to on DI7 36 Io 36 No function DI7 COM COm 20 20 The functions of the external contact outputs are the defaults for cascade heating cooling control with two universal inputs To change the functions reconfigure the contact output registration setup parameters The functions of the external contact inputs are the defaults for cascade heating cooling control with two universal inputs To change the functions reconfigure the contact input registration parameters External contact inputs
96. ling 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 Heating side output Cooling side Heating side output output 0 50 100 0 50 100 Dead band Dead band Value of control output before split into Value of control output before split into heating and cooling side outputs heating and cooling side outputs Precautions in Heating Cooling Control e Keep the ratio of the heating side proportional band P to the cooling side propor tional band Pc equal to or below 5 e f 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 53E 1st Edition May 31 2000 00 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 control with two universal inputs and Cascade heating cooling control with two universal inputs For details on these function block diagrams refer to the descriptions me
97. low limit alarm Alarm 3 terminal numbers PV high limit alarm Alarm 4 terminal numbers 9 6 PV low limit alarm 1 Bring the operating display into view display appears at power on Displays primary PV a p pew fs ey 7 1 l In steps 2 and later illustrations of the LCD are cited to explain the procedure IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 2 Press the C key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu 3 Press the key once to display the main menu STUP STUP password input main menu 4 menu LOOP1 LOOP1 loop 1 setup para SETUP main menu oo Ses eA T759 5 Press the J key once to display the submenu SP SP SP control SETUP sub menu oo Ses eA T759 6 Press the key once to display the submenu ALM ALM alarm control SETUP sub menu I RAe lt 2 Initial Settings gt 2 14 parameter AL1 alarm 1 type MENU LOOP1 ALM 1 alarm 1 type select SETUP sa Jie V4 8 Press the 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 oo
98. ltage 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 Minimum status detection hold time PV input s sampling period x3 Contact Outputs Purpose Alarm output FAIL output and others Number of outputs 7 relay 3 transistor 4 Relay contact rating 240 V AC 1 A or 30 V DC 1 A COM terminal is common Transistor contact rating 24 V DC 50 mA COM terminal is common Display Specifications PV display 5 digit 7 segment red LEDs character height of 20 mm for UT750 Setpoint display 32x 128 dot LCD display with back light Status indicating lamps LEDs Safety and EMC Standards Safety Compliant with IEC1010 1 1990 and EN61010 1 1992 Approved by CSA1010 CSA1010 installation category overvoltage category CATII IEC 1010 1 Approved by UL508 EMC standards This instrument complies with the following EMC standards the instrument continues to operate at a measuring accuracy of within 20 of the range during tests EMI emission EN55011 Class A Group 1 EMS immunity EN50082 2 1995 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Ins
99. m 1 setpoint Check alarm type before setting the alarm setpoint When changing the alarm type see 2 7 Changing Alarm Type of Primary loop 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 4 5 PV low limit alarm 1 Bring the operating display into view display appears at power on PV YAONA A JIE ON Displays Displays a L Ltt target setpoint 1 TE 4 SP1 primary PV BE i _ UT 7ED gt gt 1 SP1 100 0 C 10 0 10 J Jes v Je a 1 In steps 2 and later illustrations of the LCD are cited to explain the procedure IM 05D01B02 53E 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 oo gt a ee ZA UT7S50 3 Press the key once to display the main menu LP1 LP1 loop 1 parameter main menu 4 submenu PAR PAR parameter sub menu Sei be VIA 5 Press the 4 key once to display the submenu 1 PID 1 PID PID parameter SPno 1 sub menu lt 3 Operations gt 3 18 6 Press the key twice to display the parameter 1 A1 MENU LP1 1 PID 2 al
100. ment input range RL1 lt RH1 For temperature input Set the range of temperature that is actually controlled For voltage input Set the range of a voltage signal that is applied The scale across which the voltage signal is actually controlled should be set using the parameters Maximum Value of primary PV Input Scale SH1 and Minimum Value of primary PV Input Scale SL1 Set the position of the decimal point of voltage mode primary PV input 0 to 4 0 No decimal place 1 One decimal place 2 to 4 Two three four decimal places Set the read out scale of voltage mode primary PV input 19999 to 30000 where SL1 lt SH1 Allows the primary PV input value to be determined as shown below in case of primary PV input burnout e 105 of primary PV input range if set to Upscale e 5 0 of primary PV input range if set to Downscale OFF 0 Disable UP 1 Upscale DOWN 2 Downscale Allows input compensation to be applied to thermocouple input OFF 0 Absent ON 1 Present IM 05D01B02 53E Shows 0 at power on Initial Value Depend on the primary PV input type Depend on the primary PV input type Depend on the primary PV input type Depend on the primary PV input type Depend on the primary PV input type Depend on the primary PV input type Depend on the primary PV input type User Setting 1st Edition May 31 2000 00 lt Toc gt 5 29 lt 5
101. nce point 1 Zone PID reference point 2 Zone PID reference point 3 Zone PID reference point 4 Zone PID reference O1 JJ 5 Zone PID reference point 6 Zone switching hysteresis Reference deviation Setting Range and Description Initial Value User Setting OFF 0 OFF 0 0 1 to 100 0 sec can limit control output velocity 0 Standard PID control with output bump at SP change 1 Fixed Point control without output bump at SP change Choose Fixed Point Control when controlling pressure or flow rate AUTO 0 50 0 to 200 0 The larger Setting the sooner PID computation integral computation stops Used when the control output travels up to 100 or down to 0 and stays at this point 0 0 to 100 0 of secondary PV input range 100 0 of Note that 1 RP S 2 RP 3 RP S 4 RP s 5 RP S6 RP secondary Sets reference points at which switching is carried out between groups PV input 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 Maximum 7 zones selectable Maximum value of secondary PV input range RH Zone 3 The controller is operated with the 3rd group of PID constants Reference point 2 2 RP iy Zone 2 a The
102. nearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range i linearizer 2 input 2 D b D Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 2 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range a linearizer 2 input 3 D b 9 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 3 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range linearizer 2 input 4 D b 4 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 4 66 7 to 105 0 of secondary PV input range when 0 0 of secondary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of secondary PV input range 0 0 of secondary PV input range i linearizer 2 input 5 D b 5 Ten segment 66 7 to 105 0 of secondary PV input range span 0 0 of secondary PV input range span linearizer 2 output 5 66 7
103. not remem ber how to carry out an operation during setting press the key no more than four times This brings you to the display operating display that appears at power on 3 1 Monitoring purpose Operating Displays Available during Operation The monitoring purpose operating displays available during operation include those for cascade control with two universal inputs and those for cascade heating cooling cascade control with two universal inputs E Operating Displays for Cascade Control with Two Universal Inputs O In Cascade Operations SP Display primary loop The PV input value of the primary loop appears on the PV display The target setpoint of the primary loop 1 SP1 along with the deviation bar appears on the Setpoint display LCD SP Display secondary loop The PV input value of the secondary loop appears on the PV display The cascade setpoint of the secondary loop C SP2 along with the deviation bar appears on the Setpoint display LCD PV2 SP OUT2 Display The PV input value of the primary loop appears on the PV display The PV value of the secondary loop PV2 target setpoint of the primary loop 1 SP1 cascade setpoint C SP2 and control output value OUT2 appears on the Setpoint display LCD Deviation Trend Display primary loop The PV input value of the primary loop appears on the PV display The deviation trend appears on the Setpoint display LCD IM 05D01B02 53E 1st Edition M
104. ns 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 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 2 UT750 Operating Parameter Map Note 1 2 3 4 6 SELECT display 2 SELECT display 3 SELECT display 4 SELECT display 5 PA D ae 0 a X 0 SE nemn aan CS i Cs Ce es Oi ee 8 m U a NO w ppa C J gt gt A OO Not displayed for ON OFF control O O D D y V Di D n wla Z IIIT JJ l3 zlzlolol5l l5l O J Not displayed for eating cooling or position proportional control Displayed for eating cooling 1 Dc control Displayed for J Ug heating cooling or position proportional control Displayed for s heating cooling control z a Parameter MODE A M2 is displayed when UT mode is Dual loop control or Temperature and humidity control Parameter MODE C A M is displayed when UT mode is Cascade secondary loop control or Cascade control Parameter MODE R L1 is displayed only for the controller with auxiliary analog remote input Parameter MODE R L2 is displayed only for the dual loop type controller wit
105. ntioned later IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 2 E Function Block Diagram for Cascade Control with Two Universal Inputs Primary PV Communication Remote Secondary PV input terminals terminals input terminals input terminals a O and 43 to and and and G to Contact inputs Coa ean Analog input range conversion ae aie i Analog input bias Analog input bias OFF gt ON Square root extraction Square root extraction Square root extraction Vessco P Y Analog input filter Analog input filter Analog input filter 10 seg linearizer approx bias i Joi 10 seg linearizer approx bias Commu PV input bias aii Q PV input filter Aux input PV input bias Primary PV input filter target setpoint Q REMOTE LOCAL R L e a saia Target setpoint ramp rate function Buryoyms 440 TWOOVNO 3LONIH Control computation 1 Output limiter Secondary target setpoint Cascade switching on Sb Se es es eee EE Tracking signal Manual operation Control computation 2 MAN LCAS AUTO CAM S MAN switching F R R R Sm A E ee O Sie AS E R R F A E R RA A A ee ee F A E R SR AO em S R E ere A O R OA Preset output Output limiter O STOP RUNC_S R_ STOP ON RUN OFF switching C Ee REN A Ra Pan ee NO Set EE EEIE S S E eR IES S E AE E E On Pe E N E y
106. ontrol output 1 P9 O O O O O LLL Relay contact output A NOTE Ne lt 4 Note Select this option from the ey a PEET Installation category overvoltage category Il IEC1010 1 OT2 parameter 29 or 0 10 V DC NO 2 o O Factory set to PV retransmission Default 1 5 V DC Retransmission output 1 15 V DC loop power supply COM 3 gt Contact rating 250 V AC 3A ae 14 14 Aitona 30 V DC 3 A resistance load Heating side Peranemison ouput k avale a ead ns Change the setting of the control output only when relay is selected as the 15 0 20 m 15 21m max Control Output Type Power supply A CAUTION type of heating side control output lt 201 gt g3 9 c0gL0ASO0 WI 00 000Z Le Aen UOTIPS IS OT2 parameter to the Power supply Before carrying out wiring turn off the power Current voltage Retransmission Default 4 20 mA DC Heating Cooling Control c Jg CY O a 10 T Allowable range 100 240 V AC 10 free voltage shared ii 50 60 Hz because there is a possibility of electric shock 9 lt to the controller and check that cables to be connected are not alive with a tester or the like G pulse output output 2 Default Unspecified retransmission type 16 ozomaner 16 14 Cool
107. or ramp down rate per hour or minute Sets unit in ramp rate time unit TMU O ey O a 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 4 the operating mode is changed from Manual to Auto cc oO 2 SP 640 C Rate of temperature change of 70 C min 1 P 500 C i e 140 C 2 min Temperature rise time of 2 min Switch from 1 SP to 2 SP Target setpoint Remote input x Ratio setpoint Remote bias 100 0 to 100 0 of secondary PV input range span 0 0 of secondary Used to correct the remote input value PV input range span Used when the remote input value fluctuates 0 0 to 100 0 of secondary PV input range span 1 0 of secondary S detection band PV input range span ORH nine OTTO high limit low limit IM05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 11 The following parameter is for cascade secondary loop Setpoint Alarm and PID related Parameters Secondary Located in Main menu LP2 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
108. 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 IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 4 Troubleshooting and Maintenance gt 4 8 4 2 5 Replacing Control Output Relays This subsection describes how to replace the control output relays The replacement must be performed by an engineer qualified for the work Always turn off the power before starting the work in order to avoid electric shock Do not pull out the internal unit for any other purpose other than to replace the control CAUTION output relays 1 Insert a flat blade screwdriver tip width of 6 mm is recommended into the opening 4 openings are on the top and bottom of bezel with the tip in parallel with the front panel and then turn the screwdriver gently Take this procedure to four openings 1 2 3 and 4 see the figure below on the upper and lower parts of the bezel in order The bezel slightly moves forward from the housing 2 Push up the center of the bottom gasket of bezel by a finger to release the latch Latch invisible in the panel Center of the bottom gasket
109. other dangers that may result in injury or loss of life i 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 53E 1st Edition May 31 2000 00 lt Int gt lt Rev gt Toc 1 Model UT750 Digital Indicating Controllers User s Manual for Cascade Control with Two Universal Inputs IM 05D01B02 53E 1st Edition CONTENTS 1 IIIS TAMAUIOMN aiaia aE e EO 1 1 1 1 Model and Suffix Codes a nesecceneveececaacowesuessscvenncousswassscsvenndouesvevenndeenevorsusasenedent 1 1 1 2 ROW TOMSA e a a a 1 2 1 3 FIOW tO Connect WiIrES oisinn a 1 5 1 4 Hardware Specifications saccsiscnssssiscenenesvsinnnssicrvensnvesswnassievaravievesewsnscvsvensesesewensceaen 1 7 1 5 Terminal Wiring Diagrams cc ccsceseeeseeeeeeeseeeeenseeseeesseeeeeeaeeesoesseeseneneessones 1 13 2 PPI SO UUING S sesonon EEEE a Eiaa 2 1 2 1 Names and Functions of Front
110. output via DO4 contact output 4 When cooling side output is set for transistor output in heating cooling control cooling side output is output via DO4 Alarm 4 is output via DO6 Alarm 3 is output via DO5 contact output 5 Alarm 4 is output via DO6 contact output 6 No function is assigned to DO7 contact output 7 Setup Parameters Operating Parameters Note Submenu n PID n 1 to 8 corresponds to the target setpoint number selected in target setpoint number selection SPNO IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 6 Function Block Diagram and Descriptions gt 6 10 E Retransmission Output PV target setpoint or control output can be output to retransmission output 1 OUTPUTS Retransmission output 2 OUTPUT1 can be used when the control output is relay Each function can be set by the following parameters Setup Parameters Retransmission output 1 type RET1 CMLP Retransmission output 1 scale RTH1 RTL1 CMLP Retransmission output 2 type RET2 CMLP Retransmission output 2 scale RTH2 RTL2 CMLP E 15 V DC Loop Power Supply The 15 V DC loop power supply OUTPUTS uses the same terminal as retransmission output 1 or 2 The 15 V DC loop power supply can not be used when retransmission output 1 or 2 is used To use the 15 V DC loop power supply set 4 in retransmission output 1 type RET1 or retransmission output 2 type RET2 Each function can be set by the following paramete
111. p and 3 20 to 0 mA AO3 Analog output 3 type OUTPUT 3 Terminals 4 and5 Analog output 1 100 Set the values of segmental points for the 0 and 100 output en segmental point levels at which the values are presented via OUTPUT 1 Analog output 1 0 terminals and M See M Performing Split Computations below 0 A2 H Analog output 2 100 Set the values of segmental points for the 0 and 100 output ian segmental point levels at which the values are presented via OUTPUT 2 Analog output 2 0 terminals and 4D See M Performing Split Computations below A2 L segmental point 5 0 to 105 0 en Analog output 3 100 Set the values of segmental points for the 0 and 100 output housed HE segmental point levels at which the values are presented via OUTPUT 3 Analog output 3 0 terminals 44 and 5 See M Performing Split Computations below 0 A3 L segmental point 5 0 to 105 0 a IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 32 E Performing Split Computations V mode Output The following explains an example of letting Analog OUTPUT 1 terminals 46 and 47 and Analog OUTPUT 3 terminals 44 and 45 present the V mode characteristics of split computations 1 Set the Control Output Type OT2 parameter to 2 This sets the control output to current output 2 Set the Retransmission Output 1 RET1 parameter to 7 This sets the
112. ple of setting the primary PV input type to K type thermocouple 200 0 to 500 0 C and measurement range of 0 0 to 200 0 C You can take the same steps for the secondary PV input type IN2 PV input rang RH2 RL2 and PV input scale SH2 SL2 that are displayed after the primary loop related parameters Primary PV input Factory set default Not specified PV input terminal Thermocouple mV V input RTD input PV input terminal Thermocouple mV V input RTD input Example of Voltage Input Instrument a ee Set a range RLT PV input range t RH1 PV input range to be controlled 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 Parameters to be set for temperature input PV input scale SL1 PV input scale SH1 1 PV input type IN1 Set according to a sensor Parameters to be set for voltage input 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 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
113. primary PV input range oo linearizer 1 input 2 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 2 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range 7 linearizer 1 input 3 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 3 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range D 7 linearizer 1 input 4 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 4 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segment linearizer approximation Ten segment 66 7 to 105 0 of primary PV input range 0 0 of primary PV input range 7 linearizer 1 input 5 Ten segment 66 7 to 105 0 of primary PV input range span 0 0 of primary PV input range span linearizer 1 output 5 66 7 to 105 0 of primary PV input range when 0 0 of primary PV input range when in ten segment linearizer approximation in ten segm
114. put 33 a STOP when DI4 ON both primary and DI5 5 Note 1 DO5 You can change the settings of the parameter OT2 to change the control output types RUN when DI4 OFF secondary DI5 38 Lond 5V 38 5 See 2 Initial Settings Z Alarm 4 output og 32 REMORT when DI5 ON ayo DIG foz s Note 2 Correspondence between parameter OT2 and control output types LOCAL when DI5 OFF DI6 5V pe 5 j R E Display message when DI7 No function DoO7 31 OT2 0 factory set default OT2 1 OT2 2 OT2 3 ne tana pi DI7 36 36 Time proportional control Time proportional control Current output On off control No function DI7 COM Common Com 35 l Relay output Voltage pulse output terminals and Relay output o function DI7 COMm 20 20 r terminas and terminals 4 and D terminas and Common Relay contact rating 240 V AC 1 A Contact rating 12 V DC 10 mA or more 30 V DC 1 A resistance load Transistor contact rating 24 V DC 50 mA 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 201 gt lt uonejjesuj 4 gt Vi L E UT750 Cascade Heating Cooling Control with Two Universal Inputs Model UT750 50 or UT750 51 Communication 1 Communication 2 Wiring can only be carried out
115. retransmission output to control output retransmission 3 Set the Analog Output 1 100 Segmental Point A1H parameter to 100 4 Set the Analog Output 1 0 Segmental Point A1L parameter to 25 5 Set the Analog Output 3 100 Segmental Point ASH parameter to 0 6 Set the Analog Output 3 0 Segmental Point A3L parameter to 75 The figure below shows an example where both analog outputs 1 and 3 are set to the current signal of 4 to 20 mA DC The type of output signal can be determined separately for each of the analog outputs listed above using the following three parameters Analog output 1 Analog output 1 type AO1 Analog output 2 Analog output 2 type AO2 Analog output 3 Analog output 3 type AO3 Analog output 3 100 segmental point A3H Analog output 3 Analog output 1 100 segmental point A1H mA 20 100 Analog output 1 Output value after computation Analog output 3 0 segmental point A3L 8 25 Analog output 1 0 segmental point A1L 0 25 50 75 100 Output value before split computation IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 33 Parallel mode Output The following explains an example of letting Analog OUTPUT 1 terminals 46 and 47 and Analog OUTPUT 3 terminals 4 and 49 present the parallel mode characteristics of split computations 1 2 3 4 9
116. rs Setup Parameters Retransmission output 1 type RET1 CMLP Retransmission output 2 type RET2 CMLP IM 05D01B02 53E 1st Edition May 31 2000 00 lt Int gt lt Toc gt l Revision Information Title Model UT750 Digital Indicating Controllers User s Manual for Cascade Control with Two Universal Inputs Manual No IM 05D01B02 53E 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 IM 05D01B02 53E 1st Edition May 31 2000 00
117. ry PV Input Scale SH2 and Minimum Value of secondary PV Input Scale SL2 Set the position of the decimal point of voltage mode secondary PV input O to 4 0 No decimal place 1 One decimal place 2 to 4 Two three four decimal places Set the read out scale of voltage mode secondary PV input 19999 to 30000 where SL2 lt SH2 Allows the secondary PV input value to be determined as shown below in case of PV input burnout e 105 of secondary PV input range if set to Upscale e 5 0 of secondary PV input range if set to Downscale OFF 0 Disable UP 1 Upscale DOWN 2 Downscale Allows input compensation to be applied to thermocouple input OFF 0 Absent ON 1 Present Specify the type of remote input as a range code 1 to 5 V 41 See Instrument Input Range Codes in the 2 Initial Settings Select the unit of remote input 0 Percent F 5 Fahrenheit C 1 Degree Celsius 2 No unit Set the range of a voltage signal RL3 lt RH3 o ON 2 Same as the primary PV input decimal point position Set the position of the decimal point for remote input 0 to 4 Maximum value of primary PV input scale Set the remote input read out scale 19999 to 30000 where SL3 lt SH3 Minimum value of primary PV input scale Allows the remote input value to be determined as shown OFF 0 below in case of remote input standard signal burnout e 105 of remote input scal
118. s d7 cooling side relay output terminals i Heating side relay output terminals cooling side transistor output terminals 64 Heating side pulse output terminals d7 cooling side transistor output terminals 64 5 Heating side current output terminals 6 7 cooling side transistor output terminals 64 5 10 Heating side relay output terminals cooling side current output terminals 4 11 Heating side pulse output terminals cooling side current output terminals 4 12 Heating side current output terminals d cooling side current output terminals 4 CT1 Control output cycle 1 to 1000 sec 30 sec time _ l e Heating side control On On output cycle time in heating cooling re u control Cycle time l Cycle time Behavior when Cycle Time 10 sec For 50 of Control Output For 80 of Control Output tao i i _ gt 10 sec 10 sec 10 sec Mn FLT yu On state duration 2 sec On state duration 5 sec On state duration 8 sec Off state duration 8 sec Off state duration 5 sec Off state duration 2 sec CT ct amuoe O e S S output cycle time AO1 Analog output 1 type Allows control output or retransmission output to be presented 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 AQ2 OUTPUT 2 2 20 to 4 mA Terminals am
119. s With the hysteresis settings it is possible to prevent relays from chattering Hysteresis for PV high limit alarm Point of ON OFF action Alarm setpoint v Alarm 3 hysteresis Alarm 4 hysteresis Hysteresis PV value Alarm 1 delay timer 0 00 to 99 59 min sec enabled when alarm 1 type AL1 is 1 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 4 Open Closed On Open Open Off Blinking t Off Timer setpoint DY 0 00 to 99 59 min sec enabled when alarm 2 type AL2 is 1 to 20 or 28 to 31 Alarm 3 delay timer 0 00 to 99 59 min sec enabled when alarm 3 type AL3 is 1 to 20 or 28 to 31 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 M D Alarm mode 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 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 23 The following parameter is for cascade secondary loop Control Action related Parameters Secondary Located in Main menu LOOP2 Submenu CTL Parameter Name of Parameter Output velocity limiter PID control mode Anti reset windup Excess integration prevention Zone PID refere
120. span secondary PV input range OFF 0 Disable 1 to 120 sec OFF 0 Do not compute the square root ON 1 Compute the square root IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 25 Retransmission Output Parameters Located in Main menu CMLP Submenu RET Setting Range and Description Initial Value User Setting OFF 0 Disable 1 1 PV1 2 SP1 3 OUT1 4 LPS loop power supply 15 V 5 PV2 6 SP2 7 OUT2 Retransmission output 1 is always provided via terminals 14 and 15 In heating cooling control an output value before allocation to heating cooling control 0 to 100 is transmitted if setpoint 7 is selected 0 to 50 Cooling side output 50 to 100 Heating side output RET1 1 2 RTL1 1 digit to 100 0 of PV input range 100 0 of PV RET1 3 RTL1 1 digit to 100 0 input range Parameter Symbol Name of Parameter Retransmission output 1 type Maximum value of retransmission output 1 scale Minimum value of retransmission output 1 scale Retransmission output 2 type Maximum value of retransmission output 2 scale Minimum value of retransmission output 2 scale RET1 1 2 0 0 of PV input range to RTH1 1 digit 0 0 of PV RET1 3 0 0 to RTH1 1 digit input range Retransmission output 2 is available when the type of control output is not current or voltage pulse The output is provided via terminals 16 and 17 OF
121. st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 13 4 Press the key once to display the 6 Press the or key to display the submenu PAR required setpoint Tuning for 1 SP is AT 1 To cancel auto tuning set AT OFF PAR parameter Blinks during change 5 Press the key once again to display the parameter AT f Press the key once to register the ee setpoint This starts auto tuning auto tuning switch If the key is pressed when AT OFF auto tuning will be cancelled In this case PID contains the value existing before auto tuning MENU LP1 PAR auto tuning switch 1 sub menu changing UT7S9 oo A M SET ENT ee AT UT7S8 MENU LP1 PAR auto tuning switch SET ENT AT UT7S59 GAE SET ENT 8 During auto tuning the panel indications become as shown below PV2 95 0 C PID 1 SP1 100 0 C C SP2 100 0 C OUT2 43 0 1 1 MAN1 lamp blinks Auto tuning is complete when the MAN1 lamp goes off IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 14 3 6 Setting PID of Secondary loop Manually If you know the values to be set or if suitable PID constants cannot be obtained by auto tuning follow the procedure below to set values 1 Bring the operating displa
122. state RUN before carrying out auto tuning See 3 11 Switching between Cascade CAS AUTO and MAN to change to CAS and 3 10 Switching between Run and Stop to change to RUN To perform auto tuning of the primary loop PID of the secondary loop should be the appropriate value Ay 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 affect ing product quality 1 Bring the operating display into view display appears at power on A Displays Displays i i target setpoint 1 primary PV l ii 1 SP1 CAS lamp ia ei o on p i SP1 100 0 C i C5 Jose JL ie a a S 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 4 key once to display the main to call up the main menu MODE menu LP1 MODE LP1 mode parameter loop 1 parameter main menu main menu oo 2 bee ZA T759 M EIAS IM 05D01B02 53E 1
123. 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 SET ENT figure below Displays target setpoint 1 1 SP2 Displays secondary PV 1 SP2 100 0 C 0 V Se o DV IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 16 3 Setting PID of Primary loop Manually If you know the values to be set or if suitable PID constants cannot be obtained by auto tuning follow the procedure below to set values 1 Bring the operating display into view display appears at power on t mire i t 1 Displays arget setpoint samy PV 1 SPT EIMS In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the key for more than 3 seconds 5 Press the 4 key once to display the to call up the main menu MODE submenu 1 PID MODE 1 PID mode parameter PID parameter SPno 1 main menu sub menu oo See bo V4 uT7Sso oo DEE 3 Press the key once to display the main 6 Press the key six times to display the menu LP1
124. switching when DI1 contact input 1 changes to on Automatic switching when DI2 contact input 2 changes to on Manual switching when DI3 contact input 3 changes to on Manipulated output can be changed using the and 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 Remote Local mode switching function is assigned to DI5 contact input 5 External target setpoint is received via remote input INPUTS No function is assigned to DI6 contact input 6 and DI7 contact input 7 E Target Setpoint and PID Primary loop It is possible to use a maximum of eight groups of target setpoints and PID parameters in cascade mode The target setpoint can be selected by key operation or contact input For selection by contact input refer to Contact Input The target setpoint number of primary loop is same as that of secondary loop Operating Parameters Target setpoint number selection SPNO MODE Target setpoints 1 to 8 Proportional band P Integral time I Derivative time D Note Parameters n SP n P n l n D 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
125. t display LCD Deviation Trend Display secondary loop The PV input value of the secondary loop appears on the PV display The deviation trend appears on the Setpoint display LCD 7 oe 0 ae SP display primary loop Allows the target setpoint of the primary loop to be changed a l 1 t tot t a ane Ce SP display Secondary loop Allows the target setpoint of the secondary loop to be changed va Gin the LV Jor key to change the a and press the J key to register it PV2 95 0 C PID 1 1 Vepo a ton orc PV2 SP OUT2 display Allows the control output value of the secondary loop to be ee gee changed in manual operations Press the am key to turn on the MAN1 lamp lli ay e Press the Jor A key to change the control output value pv tend soan 20e Deviation Trend display Formoniteina oni DUR ne secondary loop g ony booo key IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 4 E Operating Displays for Cascade Heating Cooling Control with Two Uni versal Inputs O In Cascade Operations SP Display primary loop The PV input value of the primary loop appears on the PV display The target setpoint of the primary loop 1 SP1 along with the deviation bar appears on the Setpoint display LCD SP Display secondary loop The PV input value of the secondary loop appears on the PV display The
126. t 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 Power terminals Isolated from other input output terminals and internal circuit Grounding terminals Isolated from other input output terminals and internal circuit IM 05D01B02 53E 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 less Continuous vibration at 5 to 14 Hz Full amplitude of 1 2 mm or less Continuous vibration at 14 to 150 Hz 4 9 m s or less Short period vibration 14 7 m s 15 seconds or less Shock 14 7 m s or less 11 ms Installation height Height above sea level of 2000 m or less Warm up time
127. tallation 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 92 W x 92 H mm Installation position Up to 30 upward facing not designed for facing downward Wiring M3 5 screw terminals for signal wiring and power ground wiring as well Power Supply Specifications Power supply Rated voltage of 100 to 240 V AC 10 50 60 Hz Power consumption Max 20 VA 8 0 W max Data backup Lithium cell with life expectancy of 10 years Withstanding voltage Between primary terminals and secondary terminals At least 1500 V AC for 1 minute Note Between primary terminals and grounding terminal At least 1500 V AC for 1 minute Note Between grounding terminal and secondary terminals At least 1500 V AC for 1 minute Between secondary terminals At least 500 V AC for 1 minute Primary terminals indicate power terminals and relay output terminals kk Secondary terminals indicate analog O signal voltage pulse output and contact input terminals Note The withstan
128. temperature input use this parameter For example set as P DP2 0 to change a temperature reading of one decimal place to that of no decimal places This involves reconfiguring the P RH2 and P RL2 parameters 0 to 4 Under normal operation keep the values of these parameters between the maximum and minimum values of the secondary PV input range 19999 to 30000 P RL2 lt P RH2 where P RH2 P RL2 30000 F 5 Fahrenheit IM 05D01B02 53E 5 30 Initial Value User Setting Same as the primary PV input unit Maximum value of primary PV input range or scale Minimum value of primary PV input range or scale Same as the secondary PV input unit Maximum value of secondary PV input range or scale Minimum value of secondary PV input range or scale 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 31 Output related Parameters Located in Main menu UTMD Submenu OUT Parameter Name of Parameter Setting Range and Description Initial User Symbol Value Setting OT Cometoutput 0 Tine proportional PID relay contac output ferninalsD _ type 1 Time proportional PID voltage pulse output terminals 2 Curent output teminals i ae aT EATER Heating side relay output terminals cooling side relay output terminals D fa Heating side pulse output terminals 47 cooling side relay output terminals lal Heating side current output terminal
129. ting display into view display appears at power on Displays primary PV Displays target setpoint 1 1 SP1 a 7 SP1 100 0 C Simic a ifr 2 Each time you press the key on the front panel of the instrument AUTO and MAN is switched alternately In automatic operation In manual operation eve PV Displays target setpoint 1 1 SP2 Displays output value PV2 95 0 C PID 1 SP1 100 0 C 1 SP2 100 0 C OUT2 43 0 HIDI m T a T CAS REM1 oo00f aon j oo oooof P MAN1 lamp OFF MAN1 lamp ON Pressing the key during the cascade operation switches to the manual operation IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 3 12 Manipulating Control Output during Manual Operation Ay NOTE lt 3 Operations gt 3 23 Control output cannot be changed if the controller is stopped In this case the preset output value operating parameter PO will be output A control output value is linked with a display value changed using the or key Note 1 Bring manual operating display into view For switching to manual operation see 3 11 Switching between Cascade CAS AUTO and MAN eve PV oe Hal Les UT7ES ac cea PID 1 1 AM 1 SP1 100 0 MAN1 lam 1 SP2 100 0 C ON j kea
130. ting parameter and parameters that apply to the 1 SP parameter Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting 1 S P Target setpoint 1 0 0 to 100 0 of primary PV input range 0 0 of primary PV input However between target setpoint limiter lower range limit SPL and upper limit SPH 1 1 Alarm 1 setpoint PV alarm SP alarm 100 0 to 100 0 of primary PV high limit SP high PV input range limit alarm 100 0 of Deviation alarm 100 0 to 100 0 of primary PV primary PV input range gt gt gt Go 4 Alarm 4 setpoint gt h input range Allows alarms 1 to 4 1 A1 to 1 A4 to be set for Output high limit O 1 P Alarm 2 setpoint input range span Deviation alarm 0 0 of x Output alarm 5 0 to 105 0 primary PV input range span Timer alarm for alarm 1 only Other PV SP low limit 1 Alarm 3 setpoint target setpoint 1 1 SP alarm 100 0 1 Four alarms can also be set for target setpoints Output low limit 2 to 8 alarm 0 0 Output high limit 5 0 to 105 0 1 0L lt 1 0H 100 1 L Output low limit 5 0 to 105 0 1 0L lt 1 0H 0 0 SD shutdown Set in manual operation in 4 20 mA control output Output is 0 mA 1 R Manual reset 5 0 to 105 0 50 0 0 00 to 99 59 hour min or min sec alarm 0 0 of primary PV Proportional band 0 1 to 999 9 of primary PV input range enabled when integral time 1 1 is OFF O O Th
131. tion or control CAS Is lit when in cascade mode REM1 Is lit when in remote mode REM2 Not used in cascade control with two universal inputs MAN1 Is lit when in manual mode Blinks during auto tuning of the primary loop MAN2 Blinks during auto tuning of the secondary loop STP Is lit when operation stopped Is unlit when a setup parameter setting display is shown If any of alarms 1 to 4 occurs the respective alarm indicator lamp AL1 to AL4 is lit in orange Interface for an adapter cable used when setting and storing parameters from a PC This requires an optional parameter setting tool Displays PV 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 trend 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 AUTO or MAN mode alternately Used to switch or register a parameter Pressing the key for more than 3 second allows you to switch between the operating display and the main menu for operating parameter setting display alternately Used to switch between displays Pressing this key while any operating display is shown lets you switch to another prearranged operating display Pressing this key while any display other than an operating display is shown lets you go back one display One to four presses maximum of t
132. to tuning of Secondary loop Auto tuning should be carried out after setting a target setpoint SP of the secondary loop Make sure the controller is in automatic operation mode AUTO and in running state RUN before carrying out auto tuning See 3 11 Switching between Cascade CAS AUTO and MAN to change to AUTO and 3 10 Switching between Run and Stop to change to RUN AY 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 affect ing product quality 1 Bring the operating display into view display appears at power on Displays secondary PV Displays target setpoint 1 1 SP2 1 SP2 100 0 C ov Se OU 2 Press the key for more than 3 seconds 4 Press the key once to display the to call up the main menu MODE submenu PAR MODE PAR mode parameter parameter main menu sub menu oo Ses eA T759 UT7SO oo a E AEN 3 Press the key twice to display the main 5 Pr
133. tput A NOTE l Note Select this option from ee ead Installation category overvoltage category Il IEC1010 1 c lt the OT2 parameter 22 Or 0 10 V DC SN ei A ata q No lt 4 2 O Time proportional PID relay contact Default 1 5 V DC Retransmission output 1 Factory set to PV retransmission output is configured at factory coM lt 3 before shipment i Contact rating nae ay esis Note Select this option from the OT2 parameter oer HA DC Control output Retransmission output2 is avaiable 45 Power supply N CAUTION type of control output Default 4 20 mA DC Load resistance 600 Q or less OODACAOAG Power supply Before carrying out wiring turn off the power Current voltage Retransmission ake a f to the controller and check that cables to be pulse output output 2 15 V DC loop power supply Retransmission output 1 is not available g connected are not alive with a tester or the like Default Unspecified ifa 15 V D
134. transistor output flag registration for DO6 Open collector transistor output flag registration for DO7 O User Setting 5689 5690 7 i m i a Setting Range and Description Initial Value The following setpoints are registration numbers for Cascade Control with Two Universal Inputs 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 Parameters R151 to R258 are shown only for a controller with communication function See the CD ROM edition of the user s manual for details on how to use these parameters Contact Input Registration Parameters Located in Main menu CONF Submenu DI Parameter Name of Parameter Symbol Setting Range and Description These parameters determine which contact input to use to make selections switches listed on the left DI1 5161 No function 0 DI2 5162 DI3 5163 DI4 5164 DI5 5165 DI6 5166 DI7 5167 Initial Value User Setting IM 05D01B02 53E The contact inputs are factory set as shown below Contact input 1 DI1 Cascade switching OFF ON Contact input 2 DI2 Automatic switching OFF ON Contact input 3 DI3 Manual switching OFF ON Contact input 4 DI4 Stop ON Run OFF
135. travels up to 100 or down to 0 and stays at this point Zone PID selection 0 SP selection 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 Common to the primary loop and secondary loop Restart mode CONT 0 Continues action set before power failure 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 Common to the primary loop and secondary loop 0 to 10 sec Sets time between power on and the instant where controller starts computation Common to the primary loop and secondary loop PID group number Allows you to determine how many groups of setpoint alarm and PID parameters the controller should show 1 Show one set 2 Show two sets 3 Show three sets 4 Show four sets 5 to 8 Show as many groups of parameters as have been set Zone PID reference 0 0 to 100 0 of primary PV input range point 1 Note that 1 RP S 2 RP 3 RP s 4 RP s 5 RP s 6 RP primary PV Sets reference points at which switching is carried out between groups input range of PID constants according to the given temperature zone You can set a maximum of six reference points and therefore a maximum of
136. type can be selected with the software e Current output Dual loop type terminals 48 4 heating side output terminals 48 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 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 Dual loop type terminals 48 4 heating side output terminals 46 47 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 10 ms or 0 1 of output whichever is larger IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 1 Installation gt 1 9 Relay contact output Dual loop type terminals O heating side output terminals 2 cooling side output terminals 4 Number of outputs 1 or 2 two for heating cooling control Output signal Three terminals NC NO and common Contact rating 250 V AC or 30 V DC 3 A resistance load 10 ms or 0 1 of output whichever is larger Contact Inputs Purpose Target setpoint selection remote local mode switching and run stop switch ing Number of inputs 7 Input type Non vo
137. unit Time unit of setpoint ramp up UPR and setpoint ramp down DNR setting HOUR 0 Denotes per hour MIN 1 Denotes per minute Target setpoint limiter 0 0 to 100 0 of secondary PV input range 100 0 of upper limit Note that SPL lt SPH secondary PV Places limits on the ranges within which the target setpoints input range 1 SP to 8 SP are changed 0 0 of Target setpoint limiter lower limit secondary PV input range IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 5 Parameters gt 5 22 The following parameter is for cascade secondary loop Alarm related Parameters Secondary Located in Main menu LOOP2 Submenu ALM Parameter Name of Parameter Setting Range and Description Initial Value User Symbol Setting Alarm 1 type OFF 0 1 to 31 same as below Common to all target setpoints Alarm 2 type OFF 0 1 to 20 25 to 31 1 PV high limit energized no stand by action PV low limit energized no stand by action Alarm 3 type Deviation high limit energized no stand by action Deviation low limit energized no stand by action me Deviation high limit de energized no stand by action Alarm 4 type Deviation low limit de energized no stand by action Alarm 1 hysteresis 0 0 to 100 0 of secondary PV input range span Output alarm 0 0 to 100 0 secondary PV input range span Output alarm 0 5 Allows margins to be set for an alarm setpoint Alarm 2 hysteresi
138. ut terminals 64 6 za Heating side pulse output terminals cooling side transistor output terminals 64 Heating side current output terminals cooling side transistor output terminals 64 Heating side relay output terminals cooling side current output terminals 4 Heating side pulse output terminals cooling side current output terminals 4 Heating side current output terminals M cooling side current output terminals IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt 2 6 1 2 3 4 Initializing Parameters lt 2 Initial Settings gt 2 12 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 Bring the operating display into view display appears at power on Displays primary PV Displays target setpoint 1 In steps 2 and later illustrations of the LCD are cited to explain the procedure to call up the main menu MODE MODE mode parameter main menu oo 2s ee I I4 T759 Press the key once to display the main menu STUP STUP password input main menu menu LOOP1 LOOP1 loop 1 setup para SETUP main menu oo gt a kee AP T759 J 6 T Press the key once to display th
139. y into view display appears at power on Displays secondary PV Cee aA Displays target setpoint 1 1 SP2 In steps 2 and later illustrations of the LCD are cited to explain the procedure 2 Press the 2 key for more than 3 seconds to call up the main menu MODE MODE mode parameter main menu oo gt a bo V4 uT7Sso 3 Press the key twice to display the main menu LP2 LP2 loop 2 parameter main menu 4 submenu PAR PAR parameter sub menu Sei be VIA 5 Press the 4 key once to display the submenu 1 PID 1 PID PID parameter SPno 1 sub menu oo IAE 6 Press the key six times to display the parameter 1 P proportional band for 1 SP MENU LP2 1 PID 6 proportional band 1 P 5 0 ri Jie V4 7 Press the 4 or key to display the required setpoint MENU LP2 1 PID proportional band 6 changing 1 P 18 0 oo He Jets Blinks during change IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 15 8 Press the key once to register the TIP setpoint For the PID parameter number you set in step 5 select liber mie ats 6 the submenu 1 PID if the PID con equals stants are for 1 SP a the
140. y loop 1 SP1 along with the deviation bar appears on the Setpoint display LCD SP Display secondary loop The PV input value of the secondary loop appears on the PV display The target setpoint of the secondary loop 1 SP2 along with the deviation bar appears on the Setpoint display LCD Heating Cooling PV2 SP OUT2 Display The PV input value of the primary loop appears on the PV display The PV input value of the secondary loop PV2 target setpoint of the primary loop 1 SP1 target setpoint of the secondary loop 1 SP2 cooling side control output value C2 and heating side control output value H2 appears on the Setpoint display LCD Deviation Trend Display secondary loop The PV input value of the secondary loop appears on the PV display The deviation trend appears on the Setpoint display LCD SP display primary loop Allows the target setpoint of the primary loop to be changed a SP2 7 100 0 C SP display Secondary loop Allows the target setpoint of the secondary loop to be changed ov Mim Tt thes the LZ Jor A key to change the setpoint and press the f key to register it 1 T aai PA ESE Ga Allows the control output value of the secondary loop to be DOE Nee Oe me Sy changed in manual operations Deviation Trend display For monitoring only secondary loop IM 05D01B02 53E 1st Edition May 31 2000 00 lt Toc gt lt 3 Operations gt 3 6
141. ype 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 e The UT750 controllers have a universal output The type of control output can be set changed using the parameter OT2 At this point the controller must be wired correctly according to the selected type of control output Check the wiring first if the controller provides no control output To do this refer to 1 5 Terminal Wiring Diagrams With the parameters OH and OL it is possible to set change the high and low limits of control output The control output may not change at all however because of restrictions on these parameters Also check the restrictions on these parameters e The control output can only be changed when the controller is in the MAN mode lf 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 e lf this happens check the setpoint of the parameter MOD In cases where fixed point

Model UT750 Digital Indicating Controllers User`s Manual for

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