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1. YODA YOKOGAWA 4 Process 1 Deviation PV 4 Process 5 Setpoint ch variable PV monitor Mel 1 D CD CH 00 e EE PV display EHHHH display z z z z s isplay A 2 Status indicator Lu Ul UU UU ll 5 Setpoint 3 digit LED s 5 Status lamps jas kaalen saar display indicator lamps E MAN g g saat LED p P AT 34 6 Alarm 3 Light loader SU indicator 3 Light loader n nn 1 6 Alarm indicator interface HOO uraso lamps interface gt 00 umeo lamps IT LAM 9 Vand A keys AM Wal Jett 7 AM key a S Vand A key 9 ku a ce La Z IA 7 A M key WIA 8 SET ENT key 9 Vand A keys F3 01 EPS Name of Part Function When lit indicates the status of a deviation PV SP The deviation display Deviationmonitar ZN ls lit in orange if a deviation exceeds the deviation display range range can be changed 1 for UT450 only Is lit in green when a deviation is within the deviation display range using the setup 7 Is lit in orange if a deviation falls below the deviation display range parameter DVB The deviation monitor goes off if any display other than the operating display or SELECT display is shown T Is lit in green to indicate the status of operation or control
2. PV input Remote input Communication terminals 3 and terminals and terminals to Contact input 1 RSP Input selection Input selection i TES I I I For availabilities on Unit selection Input range conversion i i DIS to 6 amp RIL refer i to model and suffix codes Input range conversion j a in Page 1 1 and 1 2 Input bias d i d I greet Input filter T4 UO O ia iD ea 0 Q ig Remote setting filter i Aux Input Communication ERSP RUS Y Ratio bias calculation Target setpoints 1 to 8 REMOTE LOCAL i R L REMOTE ON LOCAL OFF switching j Target setpoint ramp rate function Manual operation Control computation MAN AUTO CAM DS Z TO ON MAN OFF switching Preset output Output limiter STOP RUN S R__ STOP ON RUN OFF switching 24V loop 15 V loop Retransmission power supply C Or 3j E power supply output Alarm furictioli Control l I x output i Alarm 1 Alarm 2 Alarm 3 Alarm 4 Terminals Current or pulse Relay Current Alarm 4 output is available and terminals and terminals terminals p on UT450 L11 L13 only d LPS 24V is available and and on UT450 3L only O Terminal C Parameter Function Analog signal gt Contact signal lt gt Front panel key Legend F1 05 EPS TI 05D01C12 01E 1st Edition Mar
3. N Byattaching a dedicated adapter to the controller s front panel users can upload and download parameter data to and Dedicated adapter from a personal computer optical electrical signal converter Controller 4 Dedicated cable Personal computer To RS 232C V terminals F10 76 EPS FK W Users can also upload and download parameter data to and from a personal computer via the communication terminals in the back of the controller This connection requires an RS 232C Communication terminals RS 485 converter Shielded cables Personal computer RS 232C RS 485 converter S F10 77 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 11 1 lt Toc gt lt Ind gt 11 SELF DIAGNOSTICS AND POWER FAILURE COUNTERMEASURES 11 1 Self Diagnostics e The UT450 420 performs the self diagnostics in the table below at power ON and during normal operation e The table below shows the disposition of display output and communication function if error is detected and action to be taken 11 1 1 Errors at Power On The following table shows errors that may be detected by the fault diagnosis function when the power is turned on Error indication Description PV Control Alarm Retransmission Communi Remed on PV display unit of error output output output cation y 008 E000 Faulty RAM None 0
4. Related Parameter M E Reference Function Symbol Name of Parameter Setting Range and Description Initial Value User Setting Page SELECT display 1 OFF 201 to 1023 Lit registration C 81 Bac the desired paramen from among Me parang tup parameters then register the number SELECT display 2 E S 52 registration D register No accompanying that parameter C C S2 For example registering 231 for C S1 allows you to a EE SELECT display 3 change alarm 1 setpoint in operating display registration T 5 EI d Numbers for registering alarm SP parameter for ES ul operating display ml reo eed display 4 Alarm 1 setpoint 231 Alarm 2 setpoint 232 o Led fegistation Alarm 3 setpoint 233 Alarm 4 setpoint 234 C S4 Above numbers are alarm setpoint parameters for r 5 5 pers aed target setpoint 1 1 SP PV input type OFF 1 to 18 30 31 35 to 37 40 41 50 51 55 56 See Instrument Input Range Codes P 4 2 I PV input unit Percent F Fahrenheit C Lilli C degree Celsius P 4 3 UNI No unit Lt Max value of PV input Instrument input range however RL lt RH Max value of ryt range Temperature input instrument RH Set the range of temperature that is actually controlled input range Voltage input Set the range of a voltage signal that is applied n P 4 4 _ I Min value of PV input The scale across which the voltage signal i
5. Filtering for 10 sec x P F4 11 EPS 4 9 Ratio bias computing e For this function use the operating Ce RN ns 485 parameter RT and RBS e Ratio bias computing performs ratio Square root extraction computation and bias addition for remote setpoints This enables load Remote setpoint distribution by zone air heat ratio filtering control 2 flow ratio control etc Ratio bias This function acts on setpoints of computation substations used in coordinated o operation Setpoints 1 8 Remote input selection gt O Local O Remote Refer to 4 8 Filter for the remote tpoint filtering T s selection SKS ering Target setpoint for ramp setting Target setpoint Controller CPU F4 12 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt Computation FK SP RSP x RT RBS SP Setpoint RSP Remote setpoint input RT Ratio RBS Remote input bias Xs Parameter Range RT 0 001 to 9 999 RBS 100 0 to 100 096 of PV input range span F4 13 EPS TI 05D01C12 O1E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 5 1 CONTROL OUTPUT Universal Output Universal Output FK TC mv RTD 2 wire trans mitter Xe Universal Inputs Universal Con
6. r L L yer indui A Aui g et L Og zL Om 1 ag indui 010 indui OL uoneuuoJur ow 10 sDumies seu Z ees juaudiys e10jeq A1ojoe ye peunBijuoo JON Ndut Ad ang 66069600 599 QO eeos eee O LOQGHOODOOSO Keess I oe NOS oe wo UOUJUJO 7 UOUJUJO 2 UOUJUJO 2 uowwog uowwog e 3dO Yuueuw eoo r en Mc eine JJO yH Ven 2007 Ho wiveu poo s d Vd 8c VH NO T H yey gouen NO VH USUM ajow y NO T d eut soul NO T d U8UM ejouieH NO uay gen VSS Abe Ee o peo eoueisiseJ v OG A 0 D ag es ela 440 10 usu unu 440 10 den nyW o clqueui vnu Sg EE oN EEN Aen NO IQ ueuw dO1S NO IG USUM OLNY Mr Uy dors n Wop uouuoo 1 nog uowwog UOWLWOD uowwog uowwog uonounj ON 34 02 m wl EI indino uue v no no aoaaa 440 Zid vun asi apzgen ae ddO ZIQ USUM NIE Leet oN E 8ta i 8H ZIA Je baelwe ol ug NO ZIG ueuw ds z No zqueudsz NO ZId ueuw dOLS I o Je zw dno z uieyy Sr LEI 6 ug Rs jas eas zie i 3JO 1Iq vay NAY 44O HG Ven Men HO HIC eum NVI uonounj oN ial ET ug per Buys en NO HG un gO1S NO HQUew OIV NO LHQ uaym OLAV o 9 jay indo wey joejuoo 10jsisuei AS pguoo Ea v Siq ueuw Sid vey Z SIG ueuM nejep es Age Lag ueuM 0 SIG ueuw E Ssuonounj jndui j9ejuoo eujejxe pue SIG Jejeurered ueewjeq eouepuodseuo2 indjno wuejy pereus zH 09 05 aBeyon ee 95013
7. F10 63 EPS By using ladder communication you can easily perform communication between a PLC sequencer and a UT450 420 Green series controller This kind of communication allows for the reading writing of D registers internal registers of Green series In ladder communication a PLC identifies each instrument by its station number which ranges from 01 to 99 See User s Manual IM05G01B02 02E for more information of D registers e PLCs can communicate with UT450 420 Green series controllers capable of using the ladder communication protocol e The figure on the left shows an example of communication with MELSEC e Computer link unit is necessary Use either 1 or 2 1 AISJ71UC24 R4 2 AISJ71C24 R4 e Seethe User s Manual IM05GO01B02 01E for more informa tion about the Ladder Communica tion TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 37 10 8 5 Coordinated Operation e Asystem of coordinated operation is configured with a master controller and some slave controllers all of which are Green series controllers The slave controllers are set to basis operate in the same way as the master controller You do not have to Transfer the operation mode of a UT450 420 create a communication program or to use specialized software for 3 Transmit setpoint data to a UT450 420 without error coordinated operation
8. a 2 5 2 3 4 Wiring for 15V DC 24V DC Loop Power Supply 2 6 2 4 Terminal Arrangement Diagrams 2 7 2 5 Input Output Circuit Block Diagrams 2 11 3 OPERATIONS C 3 1 3 1 Names and Functions of Front Panel Parts 3 1 3 2 Key Operation Principles u u u uu uu u 3 2 3 3 Operating Display LU a a au s 3 3 3 3 1 SELECT Display zie eie contiene ta Ke 3 4 3 4 PARAMETERS ite ioci unen II S a ine 3 5 3 4 1 Parameter Setting Flow 3 5 3 4 2 Setup Parameter Setting Flo 3 6 3 4 3 Parameter Listu uu oreet ER ER RE SERRXR alus sasa sq 3 7 4 Mz taiiap pde 4 1 4 1 Universal In e 4 1 4 2 Measured Input Related Parameters 4 3 4 3 PV Input Unit ee 4 3 4 4 Changing the Measurement Range Scaling 4 4 4 5 Selection of PV input burnout action 4 5 4 6 Reference Junction Compensation 4 6 4 7 PV input EC 4 6 T
9. 10 5 3 Application of Ratio Remote Bias Function e The figure at the left shows an e Controlling Fuel air Ratio for Combustion Furnace example of combustion furnace fuel air ratio Temperature controller ES Biesordar EU generates cascade output to set data m e a to air flow controller and fuel flow UT450 retransmission retransmission BC ee controller The measured values to air and fuel flow controller and are derived Remote I Remote input Input I Y from defferential pressure transmitter signals UT450 UT450 f f Q 420 420 The remote bias computation EE function is used to control the ratio of IPV square root air to fuel gas PV square root I I i d jextraction extraction ra Air Differential pressure Combustion transmitter furnace A G9 DH k Fuel gas F10 26 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 18 10 6 Retransmission Output e N Code E Retransmission Output Range 1 PV The retransmission range can be represented with PV Process variable input range scaled with RTH Max value and RTL Min value 2 SP See the table below for RTH and RTL Target setpoint 3 OUT Note 1 Control output 4 Loop Power Note For more informetion see 10 7 Loop Power Supply Supply
10. The control output value can be changed using the or key The displayed value is a control output value Me A F10 10 EPS e Press the key to select MAN manual mode Confirm that the MAN lamp is lit 10 2 4 RUN Oparating STOP Oparation Stopping Selection e DIS COM UT450 420 When Setup Parameter DIS is 1 OFF open RUN ON closed STOP e Mode Selection Using External Contact DJ DI3 L COM COM 80 80 UT450 UT420 When DIS is 2 or 4 DI1 7 COM UT450 420 VENE When DIS is 3 Non voltage contact contact rating 12 V DC at 10 mA or more See Note Selection of External Contact DI Terminal Function on page10 4 N Pi F10 11 EPS e RUN STOP selection can be accomplished using the external contact e n the RUN mode the automatic output is generated if AUTO MAN selection is in the AUTO mode or manual output is generated if in the MAN mode e During STOP status the St stop is displayed and the preset value operating parameter n PO n 1 to 8 number of PID group is output n PO s setting range n PO 5 0 to 105 096 of output not subject to the OL and OH output limits See section 5 9 and 11 3 for the preset output value for more information TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 7 e Mode Selection Using Keys 1
11. sssseseseeseeeenenens 10 20 10 802 MODBUS Communication 10 22 10 8 8 Personal Computer Link Communication 10 27 10 8 8 Ladder Communication 10 36 10 8 5 Coordinated Operation ssssssssseeseeeeeeeennes 10 37 TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt lnt gt lt Ind gt lt Rev gt Toc 4 11 12 10 8 6 Wiring for Communication ssseeeseeeeeeeeeeeeeieteresereeeerrneeneinernnens 10 38 10 8 7 D register of UT450 420 10 41 10 8 8 I Relays of UT450 420 10 43 10 9 LL100 PC Based Parameters Setting Tool 10 45 10 9 1 S IL E 10 45 10 9 2 Connection Between the Controller and a Personal Computer 10 46 SELF DIAGNOSTICS AND POWER FAILURE COUNTERMEASURES 11 1 11 1 Ire cm See EES 11 1 11 1 1 Errors atPOWBr 0 E 11 1 11 1 2 Possible Errors During Operation 11 2 11 2 Behavior on the Event of Power Failure or after Power Recovery 11 3 11 3 Preset Output Value Output Value in Event of Controller Problem 11 4 STANDARD SPECIFICATIONS 12 1 TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 1 1 OVERVIEW Model UT450 420 Digital Indicating Controller is a simple micro pr
12. Set 1 SP 2 SP To obtain the same setpoint and PID 8 parameters before and after switch ing to direct or reverse action the same value must be set for each as follows 1 8P 2 SP 1 P 2 P 1 SP 2 SP selection DI2 d Q0 OFF open First setpoint 1 SP ON close Second setpoint 2 SP Non voltage contact contact rating of 12V DC at 10mA or more A different value can also be set to each F5 18 EPS DI2 Contact ON 2 SP DI2 Contact OFF 1 SP DR PVS DR PVS Reverse action Direct action Reverse action Reverse action DR DIR DR DIR mj m j m nm Reverse action Direct ation Direct ation Direct ationct F5 18 01 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 11 5 8 Control Output Limits 5 8 1 Output High and Low Limits 7 105 0 Signal output from the terminal Range of output signal variation Output low limit x x Variable z range I n OL n OH v v 5 0 105 0 lt lt Original Variable range Note Setting range 5 0 n OL lt n OH x 105 0 F5 19 EPS 5 8 2 Output Velocity Limit 76 100 r Actual output change 5 Bg 6 100 Velocity limit 2 0 sec 50 Sec 0 Time sec ie J F5 20 EPS e Output limits can be
13. 10 2 10 2 1 REM Remote Setting LOCAL Local Setting Selection 10 2 10 2 2 First Second Third Fourth Setpoint Selection 10 5 10 2 3 AUTO Automatic MAN Selection seeseeeeseeeeeeeeeerreensrresreernn 10 5 10 2 4 RUN Oparating STOP Oparation Stopping Selection 10 6 10 3 LI me 10 9 10 3 1 Alarm Type and Alarm Action A 10 9 1032 Timer Funel sene rette tmr rea tret erede Eege 10 11 10 3 8 Sensor Ground Alarm s essen 10 12 10 4 Security FUNCHON Pm 10 14 10 4 1 PASSWOMG e 10 14 10 4 2 Key LO0K2 10 15 10 5 Remote Setpoint Input u u u u 10 16 10 5 1 Remote Setpoint Input Scaling and Filtering 10 16 10 5 2 Ratio Remote Bias Function sssseeeeeee 10 17 10 5 3 Application of Ratio Remote Bias Function 10 17 10 6 Retransmission Output u u u u u 10 18 10 6 1 Retransmission Output Application 10 18 10 7 Loop Power Supply u J u u u u u u u 10 19 10 8 Communications deu 10 20 10 8 1 Communications Overview
14. 5V DI6 O i i EEPROM Digital Input DH O AlarmOutput AL4 O Open Collector R L O d som H DC24V 50mA com an 16bit Single Chip SDB Micro Computer T x Alarm Output RS485 SDAO Q gt _ gt D lt a oO Se Relay Communication I F GE O D gt gt D O AD IT AC240V DC30V A O q gt gt lt QO SG O V Com N C Control Output O NO Relay Contact aon AC250V DC30V 3A gt Control Output Analog 4 20mA D A Pulse 15V mE Converter V Loop Power Supply 2 DC21 6 to 28V 30mA O DC DC gt Retransmission Output 4 20mA or Loop Power Supply 14 5 to 18V 21mA v A D Converter UT450 2 Heat Cool Type gt O PV Input lt Cd RTD TC mV V B O Control Output Cool Relay Contact AC250V DC30V 3A 4 Control Output Cool Analog 4 20mA Pulse 15V RSP Input f UT450 1 4 Position Proportional Type Feedback Input Potentiometer 100 100 to 2 5kQ lt c ND Se ka onverter re L 0 V Control Output OMM ANI to gt w AC250V DC30V 3A H Open a Q ec SZT Switching Power Supply Optical Isolator D lt Relay Coi UT450 Block Diagram F2 12 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 Blank Page lt Toc gt lt lnd gt 3 3 1 OPERATIONS Names and Functions of Front Panel Parts
15. F4 06 EPS TI 05D0O1C12 O01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 4 5 Parameters to be set for voltage input Example of Voltage Input Scaling i m IN Setaccording toan 2 Maximum Value of PV input range RH Set the maximum value of an input signal 3 Minimum value of PV input range RL Set the minimum value of an input signal 4 Position of PV input decimal point DP Set the position of the decimal point for RL PV input range RH PV input display 5 Maximum value of PV input scale SH Set a range to Set the maximum value of the scale to be PV input scale Dum be controlled controlled 6 Minimum value of PV input scale SL 0 0m h 50 0m h Set the minimum value of the scale to be Minimum value of Maximum value of controlled PV input scale SL PV input scale SH e For voltage input of 1 to 5 V DC the initial range after input change always becomes 0 0 to 100 0 with no units F4 07 EPS To scale these figures into the actual equivalent engineering unit reading for example 0 to 600 t h or 4 to 12 pH the position of the decimal point DP is set using a code Range After Scaling DP s Code 19999 to 99999 0 1999 9 to 9999 9 1 199 99 to 999 99 2 19 999 to 99 999 3 1 9999 to 9 9999 4 F4 07 01 EPS 4 5 Selection of PV input burnout action e Burnout Detection Activated for e Thermo
16. 14 5 to 18 0V DC 21mA DC voltage level 24V DC is added to your controller as an option if specified by the option code at the time of ordering This optional feature is assigned to specific terminals prior todelivery Therefore you can use the feature directly without having to select a type of retransmission output like a standard Loop Power Supply 21 6 to 28 0V DC 30mA max voltage level The UT420 and Heating cooling type of UT450 can not be specified the optional 24V DC loop power supply TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 20 10 8 Communications 10 8 1 Communications Overview Communication Protocols a Communication protocol Protocol specification MODBUS communication RTU mode ASCII mode PC link communication Without sum check With sum check Ladder communication Handshaking Coordinated operation Specific to GREEN Series Se P F10 31 EPS MODBUS Communication P N RS232C RS485 converter PLC E maaa Personal computer or PLC n UT450 420 and Green series controllers 3 J F10 32 EPS The UT450 420 controller has an RS 485 serial communication interface through which data exchange is per formed with a device such as a personal computer PLC sequencer and graphic panel The four communication protocols are supported A protocol used for communicating with a ge
17. F6 01 EPS 6 1 f CD With the operation display shown in the AUTO automatic and RUN operating press the key for more than 3 sec Then repress the key several more times to call the auto tuning startup display AT PV YOKDGAWA O emm em A T Sam Z L LILI RE J oft Displays parameter AL1 2 3 4 AT To oo OO uTSsso A M SET ENT j J lt n N J F6 02 EPS The UT450 420 automatically measures the process characteristics and sets PID constants which are control parameters to optimum values for the setpoint Auto tuning can be executed using simple key operations When auto tuning starts the UT450 420 becomes an ON OFF controller with its output alternating between 100 or high output limit OH and 0 or low output limit OL Do not use auto tuning in the follow ing processes e Fast response processes such as pressure and flow e Processes in which control output ON OFF switching is in appro priate regardless of variable type How to Start Cancel Auto Tuning e The auto tuning start procedure is as described at the left to 4 If the results of aut tuning are Time out About 20 hours the measured value display unit displays E200 nn F C LL This indication can be erased by pressing any key In case of
18. The ON state time increases Increases The ON state time increases Current output Decreases Time proportional The ON state time output decreases e The instrument is set to reverse p M Direct Action action at shipment from the factory control output SP value SP value e Direct or reverse action is selected ECMA I 20mA BN value using the n DR setup parameter Increase Increase I Output i Output n DR RVS Reverse action value j vals I n 1 to 8 DIR Direct action Decrease b Decrease 4mA I PV value 4mA I Minimum Maximum PV value is smaller PV value is greater Minimum Maximum PV value is smaller PV value is greater N J F5 17 EPS 5 7 1 Direct Reverse Action Selection Using External Contact Input di D Setting the setup parameter DIS DIS 3 Setting the setup parameter 1 DR or Example Selection of 1 SP or 2 SP with an external contact to transfer from the direct to the reverse acting controller or vice versa 2 DR 1 DR RVS reverse action 1 SP The relationship of external contact ee JE I f ON OFF and direct reverse action 1 SP 2 SP selection terminal differs as shown in the left table direct reverse action selection depending on setting of 1 DR or 2 DR DIR direct action 2DR 2 SP DH siepe pue EL 8 Operating parameter
19. lt Toc gt lt lnd gt 1 0 34 Example of BASIC Program for Send and Receive The following is an example of a command sending and response receiving program created with Microsoft Quick BASIC for PC AT 1 or compatible machines The communication conditions of the UT450 420 Green series controller and those of the PC e g communication rate must agree with each other Set the communication rate baud rate of the PC using the SWITCH command of MS DOS For how to use the SWITCH command refer to the User s Reference Manual of MS DOS Set the parity character bit length stop bit length and others in an OPEN statement PC AT is the product of IBM Corporation 2 Microsoft Quick BASIC is a registered trademark of Microsoft Corporation 3 MS DOS is a registered trademark of Microsoft Corporation B Example of the Program Created Using Microsoft Quick BASIC Version 7 1 1000 Main routine 1010 STXS CHR 2 Define 1020 ETXS CHR 3 Define 1030 CR S CHR 13 Define 1040 RCVCHR Initialize receive character string 1050 fRCVEND 0 Initialize flag 1060 fTIMEOUT 0 Initialize flag 1070 1080 SENDS STX 01010WRDDO003 03 ETXS Create character string for send 1090 1100 OPEN COM1 9600 N 8 1 ASC FOR RANDOM AS 1 Opena port 1110 ON COM 1 GOSUB receivechr Specify interruption processing during receiving 1120 ON TIME 5 GOSUB timeout Specify interruption
20. x and 4 Keys for increasing decreasing a value Press the key to decrease a numeric or the 4 key to increase a numeric changes the existing numeric or mode to the newly set numeric or mode Era lt lt Ld 5 It It zem J 4 i a T By setting a password you can prevent changes to setup parameters See 10 4 Security Function for details The password is verified when you switch from the operating parameter setting display to the setup parameter setting display TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 3 333 Operating Display e Pressing the 5 key for more than 3 seconds on the operating display to move to the operating parameter setting display e Pressing the C3 key for more than 3 seconds on the operating parameter setting display causes the operating display to appear e Switching from the MAN mode to AUTO causes the operating display to appear e Switching from the AUTO mode to MAN causes the operating display 2 to appear e Each time the C key is pressed the operating display changes in the order of D CD e The upper large display area always displays process variables e The lower right and left display areas change as follows and can be suitably used as needed Note Pressing the SET ENT key for more than 3 seconds J on the operatin
21. Terminating Terminating resistor resistor 22001 4W 22001 4W Communication cable x Communication cable JIS Class 3 grounding grounding JIS Class 3 grounding grounding resistance of 100Q or less resistance of 100Q or less NV F10 69 EPS C E e 2 wire connection PLC or graphic panel UT UP UT UP Terminating resistor 22001 4W Terminating resistor 22001 4W SDA RDB RDA SG Communication cable Communication cable JIS Class 3 grounding grounding JIS Class 3 grounding grounding resistance of 100Q or less resistance of 100Q or less E F10 70 EPS TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt Ind gt 10 40 Wiring for Coordinated Operation Coordinated operation can be configured by connecting a Green series controller as both a master and slave There are some restrictions regarding the controller model whether the model can be a master or slave when setting the protocol selection parameter for coordinated operation See 10 8 5 Coordinated Operation a N e Standard RS 485 interface connection Master controller Slave controller 1 Slave controller 2 Terminating resistor 22
22. _ Oo than 3 seconds d orev OU Password LJ Verification Operating Parametter Setup Parametter Setting Display Setting Display e Alarm value setting e Target SP relations e Select display relations Remote Local switching e Alarm type relations e Input Output relations e Run Stop switching e Control Action relations e Communication relations PID setting e Retransmission output relations e Valve relations Other setting e Security relations e Parameter Initialization F3 02 EPS r Ay Transferring to the Operating Display Operating Parameter Setting Display requires press ing of the C J Key for more than 3 sec Pressing the C amp J key for more than 3 sec allows the operating display or the operating parameter setting display to be alternately selected lt zd Key for switching between AUTO Automatic and MAN Manual Press the C key to switch between AUTO and MAN Successive keystrokes toggle the mode back and forth between automatic and manual L r I I With the operating parameter setting display or the setup parameter setting display shown each press of the key changes a parameter item is j e Si Zi st di poc p Si andis
23. 11 2 11 1 2 Possible Errors During Operation The following shows possible errors occurring during operations TI 05D01C12 01E Error indication Description PV Control autput Alarm Retransmis Commu Remed on PV display unit of error P output sion output nication Y Displays RJC and Measured PV alternately SENG with RJC 0 Normal action Faulty Decimal point ot tem paft EEPROM error Normal Contact us for repair in SP display unit blinks action par 3088 E300 ADC error 105 In AUTO Dependent on the Preset value output Normal BSL parameter In MAN Check wires and action ballt B OUT VUO RIO Up scale 105 Normal action i sensor Down scale 5 of e OVER or Excessive PV feo Normal Normal aUEr OVER Out of 5 to 105 5 or 105 Normal action action action Check process Auto tuning Action with PID Check process Press E288 E200 failure existing before any key to erase error Time out auto tuning indication Setpoint display unit Feedback resistor St ps St pp d Check the feedback sees breakdown Normal Pp PP resistor action Check wires and Faulty communication m id SP display communication Normal action iii parameters and make T SE line resetting Recovery at normal receipt Faulty if power off on Decimal point at right end Runaway due to lights defective
24. 2 A indigo REM Is lit when in remote mode p MAN Is lit when in manual mode The lamp blinks when the controller is being auto tuned 8 Light loader interface Interface for an adapter cable used when setting and storing parameters from a PC This requires an optional parameter setting tool Process variable PV Displays ae 4 displ Displays a menu symbol when you set a parameter play Displays an error code in red if an error occurs NEN Displays a parameter symbol in 3 digit LED 9 Setpoint display Displays the setpoint of a parameter in 5 digit LED 6 Alarm indicator lamps UT450 If any of alarms 1 to 4 occurs the respective alarm indicator lamp AL1 to AL4 is lit in orange P UT420 If any of alarms 1 to 3 occurs the respective alarm indicator lamp AL1 to AL3 is lit in orange Used to switch between the AUTO and MAN modes Each time you press the key it switches to the T aM key A M AUTO or MAN mode alternately 8 SET ENT SETEN Used to switch or register a parameter Pressing the key for more than 3 seconds allows you to switch key e between the operating display and the main menu for operating parameter setting display alternately 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 Vand numerical value while pressing the A key causes it to increase You can hold down a key to gradu
25. Tamarsemn 5 To display them set setup parameter GSA later GRP PID set number to the number 8 SP you wish to display II Proportional band 0 1 to 999 976 5 0 Uu Heating side proportional In heating cooling control 0 0 to 999 9 P 8 1 1 P band in heating cooling heating side ON OFF control applies g control when 0 0 II Integral time OFF 1 to 6000 sec 240 sec Li Heating side integral time P 8 2 1 1 in heating cooling control II Derivative time OFF 1 to 6000 sec 60 sec LLI Heating side derivative time P 8 3 1 D in heating cooling control I Cl Output high limit 5 0 to 105 0 100 LO TT Heating side output high Heating side limiter in heating cooling Heating cooling control 1 OH limit in heating cooling control 0 0 to 105 0 1 OL lt 1 OH 100 0 control 1 Output low limit 5 0 to 105 076 0 0 LO L Cooling side output high Cooling side limiter in heating cooling Heating cooling control P 5 11 1 OL limit in heating cooling control 0 0 to 105 0 1 OL lt 1 OH 100 0 control SD shutdown Set in manual operation in 4 20 mA control output The control output is set at 0 mA 17 Manual reset 5 0 to 105 0 50 0 uir enabled when integral time 1 I is OFF OD MEI The manual reset value equals the P 8 2 output value when PV SP is true ILI ON OFF control In ON OFF control 0 0 to 100 0 ON OFF control 0 5 of uit hysteresis of PV input range span PV input range span 1 H Heating side
26. e Using an UP550 750 as the master 4 Cause a UT450 420 to use the SUPER function station a maximum of 31 UT450 420s can be connected using RS 485 e Using the Coordinated operation Function the UP550 can CD Select UT450 420 PID parameters on a zone or segment UP550 750 MASTER F10 64 EPS E WEG Ing CERE Te r XA X4 C2 ISS UT450 420 UT450 420 31UT450 420s maximum F10 64 1 EPS e Inthis case set the UP MASTER s PSL parameter to 3 coordinated master station and UT SLAVE s PSL parameter to 4 coordinated slave station Coordinated Operation Application Example e For connection method see the communication wiring RS 485 e The figure on the left represents an example of using coordinated operation in continuous furnace three zone control UT450 420 e n coordinated operation UT450 420 performs program patern run in accordance with operation of key station UP550 AT Thyristor YP e Seethe User s Manual IM05GO01B02 01E for more informa tion x Thyristor YP Thyristor YP T C T C T C F10 64 EPS TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 38 10 8 6 Wiring for Communication e Overview of Communications Terminal Connections Using a recommended c
27. or inputs characterized by rapid fluctuation such as optical sensors 3 Parameter Range e 1 D to 8 D e If D is too large short period oscillation appears in 1 Dc to 8 Dc OFF 1 to 6000 sec the measured temperature Note Note Heating cooling control type only F8 07 EPS 8 4 Manual PID Tuning Procedure e PID based output can be obtained by e Procedure for Manually Turning PID Constants the equation given at the left Take this into account when tuning PID parameters Manual PID tuning _ 100 1 d procedure is as described in to 5 Output EN e ESL ToS at the left e Deviation P Proportional band Ti Integral time Tp Derivative time In principle auto tuning must be used Turn PID parameters in the order of P I and D Adjust a numeric slowly by observing the result and keep notes of what the progress is 8 Gradually reduce P from a larger value When the measured value begins to oscillate stop tuning and increase the value somewhat 4 Also gradually reduce I from a larger value When the measured value begins to oscillate with long period stop tuning and increase the value somewhat Gradually increase D from a smaller value When the measured value begins to oscillate with short period stop tuning and lower the value slightly S F8 08 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 8 5 Anti Reset W
28. 1ndino Ionuoo eui eBueuo o LO 1ejeurejed eui JO sBumes y eDBueuo ueo noA Jejeurejed des esi LO Ss l 10 75 009 eouejsise peo jueuudius 810J8q AE ye peunijuoo si uoissiUusue1 9J Ad pesn eq jouueo jndino uoissiuisugJja pasn si Addns 1ewod doo Sq A Sl Jl l xew Oq yw Z oa dns smod dea oa A S l 30 yW ocv A 1ndino uolssiwsuesjey ka rc A ndui oeluoo eujejxe jo uonounj y eDueuo oi NOA smole 1urodi s Siq Buibueuo Jejeurered dnjes e s SIA IA0 81 S Yl J9jeure ed 10 eu me esind eBeyoA og vu N 9L ml al wo uondo L SIu11099l9S 10N abeyonjueung indino asind a indino Ionuo5 d fuoBeyeo eBewon1eAo Arbete uoneiersu Jeuruue uo duiuo G E UMA Jo1ss9J Z 0SZ s6n OLOX Jopomt euondo SI sleuluu9 y 01 JOjSIS8J 75 OGZ V Buno uuoO eyoN vwoz p O OSe Lt epoo eBuej OQ A S L 01 adA 1ndur speufis jueuno Oq vui 0Z r Buln Jejoquo eui Aq s S j1ueun Od vu Oz v Du Ad 84 S 19981 USUM jeu6is 1909H B 31ON Ny
29. 30 2001 00 lt Toc gt lt lnd gt 1 5 1 3 Function Block Diagram for Heating Cooling Type UT450 PV input terminals 2 and PV INPUT Remote input terminals and 2 RSP INPUT Input selection Input selection I Unit selection Input range conversion Input range conversion I Input bias I Input filter Remote setting filter Aux Input Communication Communication terminals to ee RMS COM c nes Ratio bias calculation REMOTE LOCAL Contact input iq o D iQ io iD 2 UO rO 2 i iD o O 10 iz O Cam CPN y Target setpoints 1 to 8 O A REMOTE ON LOCAL OFF switching For availabilities on DI3 to 6 amp RIL refer to model and suffix codes in Page 1 1 Target setpoint ramp rate function r Manual operation Control computation AUTO MAN O AUTO ON MAN OFF switching Heating cooling computation L Heating side output limiter output Heating side Lo preset output X C or g 15 V loop power supply Heating side i Cooling side i output output Current or pulse terminals 18 and 17 terminals Cooling side limiter Relay Current or pulse terminal
30. Change the setting value if necessary The setting range of the preset output values is 5 0 to 105 0 of control output However the preset output value will not be limited even when the n OH and n OL limits of output have been set TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 12 1 12 STANDARD SPECIFICATIONS PV Input Signals Universal Input System Number of inputs Input type e Sampling period Burnout detection Input bias current Measurement current RTD Input resistance Allowable signal source resistance Allowable wiring resistance Allowable input voltage Noise rejection ratio Applicable standards Reference junction compensation error 1 terminals 12 2 3 Universal input system The input type can be selected with the software 200 ms 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 0 05 pA for TC or RTD b terminal About 0 13 mA 1 MQ or more for thermocouple or mV input About 1 MQ for DC voltage input 250 Q or less for thermocouple or mV input Effects of signal source resistance 0 1 uV O or less 2 kQ or less for DC voltage input Effects of signal source resistance About 0 0196 100 Q For RTD input Maximum 150 Q wire Conductor resistance between three wires
31. Mar 30 2001 00 lt Toc gt lt lnd gt 8 6 ZonePID 8 6 1 Reference Points e An Example of three Zone setting If the current PV is here control is based on the PID constants set for zone No 2 EU 096 rechten Reference point 2 No 2 PID set value 2 RP Reference point 1 1 RP by No 1 PID set value EU 0 Figure 1 Zone 2 PV Lg PID No 1 PID No 2 PID No 1 PID No 2 V Figure 2 F8 10 EPS The zone PID control is selected when the setup parameter ZON is set to 1 Zone PID control automatically switches PID settings according to PV Regardless wheter the program is performing a ramp up or ramp down operation control in the same PV zone is based on the same PID constants Zone PID control is used with reactors that change chemical reaction gain according to temperature As shown in the figure on the left zones Note can be created using the maximum and minimum values of the PV range as reference points PID constants can be assigned to each individual zone In this way even if PV changes from zone to zone control within each individual zone is automatically based on the PID constants assigned to that zone Note With UT450 420 up to 7 zones can be created by using reference points 1 RP to 6 RP 8 6 2 Reference Deviation RDV RHY Zone switching hysteresis 0 0 to 10 0 of PV input range span Allows a hysteresis t
32. OV A OpZ 0 001 eBuei lqenollv i OL 6 EN YOOYS 211299 Jo Ayigissod e sI au esneoeq e au JO 18450 YIM eAJe ou are p lb uuoo eg 0 Sege Jey YI YI pue J llonuoo BY O Jemod ou jjo wn Buum o ueo eJojeg NOLLNVO W peoj eouejsise1 v K LU quauidiys ejojoq Ayoyore ye pain juos si indino _ euo ejaJ Aid Jeuonuodoud au 30 A SL angjeq 90 A 01 010 C lt 90 A Z 0 90 A S L res ui joed Jo eBui H ls ay lz Su indui louu ti indui aJOWS YM SJ 0u09 uoneoiunuiuJoo YM sJeljoJuoo 104 ino peujeo eq luo ued BuulM uoneolununuoo ggr Su 104 jno pated eq Ajuo ueo Du C 0 02b L IPPON ed puepuels 0zrin sdq 0096 e1e1 pneq wnwxew ejeuered LO eui wou uondo sii 12eJegS e1oN 1 58 L Ovaj 92 aqu Sc vas b aas Ee suonpunj a O 1 jddns 1amod Aiddns 190d g Oq A 0 OV A OSZ Bunei joejuo n g woo Z ON L gt ON ndino poguos ejed yndjno Ionuo5S 1st Edition Mar 30 2001 00 TI 05D01C12 01E lt Toc gt lt lnd gt 2 1 1 25 Input Output Circuit Block Diagrams
33. Press the Jkey several times to display the operating parameter S R Displays parameter S R t H b PV KEN amp c H Blinks during Ux change i Staf Displays A Vv STOP F10 12 EPS a N e Control Output Value Preset Output Value During STOP Operation Stopped Control output value 100 l l Control output value obtained By PID computation based on deviation between SP and PV The preset output value fixed i applies according to the preset 50 output value SE l Preset output value l l 0 RUN status STOP status Time Point where the controller enters STOP status F10 13 EPS Note The initial setting dose not allow switching between run and stop by keystroke To perform switching by keystroke configure setup parameter DIS 0 When the mode is transferred from RUN to STOP output is forced to the preset output value If there is a defference between the output and the preset value the output bumps Transfer from STOP to RUN is balanceless and bumpless When the mode is transferred from STOP to RUN MAN manual output takes over the preset value as is If there is no deviation for transfer from STOP to RUN AUTO automatic output takes over the preset value as is If the
34. SUPER Example of ramp soak transition overshoot suppression control Effects Process Small electric furnace P 1 8 12 317 sec D 79 sec from auto tuning Temp Time SUPER UT450 420 without SSP Time UT450 420 with SUPER a F7 05 EPS N e Due to the gain changes that occur at the transition from tamp to soak conventional controls are inevitably prone to overshoot Yet if the PID constants are set so that the output stabilizes more quickly in order to avoid overshoot the temperature ramp will lag behind the prescribed pattern By using the SUPER function the temperature up ramp can be made to follow the pattern almost exactly and significant savings can be achieved TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 72 SUPER2 e What s SUPER2 e SUPER2 function suppresses the hunting effect of the controller without re tuning the PID parameters PV SP PV Ne Hunting N SUPER2 ONH SUPER2 is effective in following cases e Auto Tune cannot be applied during operation due to a possible process upset e Eliminate a need to change PID parameters F7 06 EPS 7 2 1 SUPER2 Operating Principles Operating Principle 1 e Material change e SP change e Load change PID tuning Hunting occurs when SP 700 Sm
35. Shielded wires P 2 3 2 Recommended Terminal Lugs F2 05 EPS r Applicable wire size Tightening torque 0 3 to 1 65 mm 0 8 N m or less 7 mm or less 3 7mmo or 7 mm or less 3 7mm A F2 06 EPS Cable Specifications and Recommended Cables e Inthe case of thermocouple input use the proper compensating leadwire types For RTD input use wiring having low conductor resistance and so signifi cant differences in resistance among the three conductors For power supply wiring use a cable or wiring with the characteristics of 600V vinyl insulated wire JIS C3307 or equivalent e When connecting the wiring to the terminals we recommend use of solderless crimp terminal lugs with insulated sleeves TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 2 5 23 3 Terminal Covers e Anoptional terminal cover used to keep the terminals from accidentally being touched and to prevent electrics shocks is also available Target Model Part Number Sales Unit MP Fold over ForUT450 T9115YD 1 For UT420 T9115YE 1 Grooved See the figure lt step 1 gt and lt step 2 gt on the left to attach the terminal cover 1 Before attaching the terminal cover Fold over e fold it once or twice so that the side ic N which has the Handle With Care symbol A is on the outside Grooved Alert sy
36. are 1 2 3 4 provided for 03 04 05 and 08 among the error codes EC1 e Error response from UT450 420 Green series Y STX 01 01 ER 03 06 BRW checksum ETX CR In this case EC1 03 and EC2 06 EC1 03 Internal register specification error see the above error 04 Out of setting range table in the code 05 Number of data error e Error codes 08 Parameter error EC1 For EC1 error codes other than those noted above EC2 has no meaning For the receiving command indicates the number of a parameter in se quence that first resulted in an error when counted from the leading parameter F10 55 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 32 List of Commands PC Link communication f 1 Bit basis Access Commands Dedicated to I Relays Number of bits Command Description handled BRD Bit basis read 1 to 256 bits BWR Bit basis write 1 to 256 bits BRR Bit basis random read 1 to 32 bits BRW Bit basis random write 1 to 32 bits BRS Specifies relays to be monitored 1 to 32 bits on a bit by bit basis BRM Bit basis monitoring 2 Word basis Access Commands Number of words Command Description handled WRD Word basis read 1 to 64 words WWR Word basis write 1 to 64 words WRR Word basis random read 1 to 32 words WRW Word basis random write 1 to 32 words WRS Specifies internal registe
37. l and SP recording I I i I I I I I I I I I I I I s T C W Electric furnace J F10 28 EPS The retransmission output terminals are 14 and 15 The retransmission output terminals isolation Not isolated between 4 20mA outputs nor from 15 V DC loop power supply and voltage pulse control output Isolated from other input output terminals and internal circuit Isolated from the measured input and remote setpoint input TI 05D01C12 O01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 19 10 7 Loop Power Supply See 2 3 4 Wiring for 15V DC 24V DC Loop Power Supply on page 2 6 for wiring The Standard Loop Power Supply lt 14 5 to 18 0 V DC 21mA DC voltage level gt e Example of connection with FP100 series Input terminal 1 to 5 V Controller GND terminal Power supply t 14 5 to 14 15 18 0 V DC 21 mA DC e e White Green Red Black Shielded wire Use a terminal block if necessary F10 29 EPS The Optional Loop Power Supply lt 21 6 to 28 0 V DC 80mA DC max voltage level gt e Example of connection to Two wire Transmitter I 41020mA 42 43 44 PV input F10 30 EPS 15V DC loop power supply is for all controller models This standard feature becomes available when you specify the type of retransmission output See the 10 6 Retransmission output
38. 1 to 10 are not provided with stand by actions while codes 11 to 20 are provided with stand by actions Alarm type No alarm Alarm action Open close shows status of relay contact and lit and unlit shows status of lamp Alarm type code Alarm action Contact opens if alarm occurs Contact closes if alarm occurs Alarm type Open close shows status of relay contact and lit and unlit shows status of lamp Hysteresis PV high limit Hysteresis gt Open unlit Closed lit PV Alarm setpoint lt Open lit Deviation i setpoint PV Target SP De energized on deviation low limit alarm Closed unlit Alarm type code Contact opens if alarm occurs Contact closes if alarm occurs PV low limit Hysteresis lt gt Closed lit Open unlit Alarm setpoint PV Hysteresis Hysteresis Open unlit Deviation setpoint JM gt Target SP Deviation high and low limits amp PV Deviation high limit Hysteresis Open unlit Closed lit PV Deviation setpoint Target SP Hysteresis closed Hysteresis lit lt gt Open Open unlit unlit 45 LPS Deviation setpoint i PV Target SP Deviation within high and low limits Deviation low limit De energized on deviation high limit alarm Timer function for Alarm 1 only Hysteresis Closed lit Open unlit Deviation setpoint
39. 2 PV Target SP Hysteresis ER f Open lit 5 Deviation PV pa setpoint Target SP Closed unlit Upward hour minute Downward hour minute Upward minute second Downward minute second Hysteresis Closed lit Open unlit I SP A Alarm setpoint Hysteresis KE i Open lit DV Alarm setpoint De energized on PV high limit Hysteresis gt Closed Open lit unlit a PV De energized on PV low limit a Alarm setpoint Sensor grounding l Fault diagnosis output Note 1 Sensor grounding alarm Fault diagnosis output Note 1 The controller stops when in a FAIL state Note 2 The control output is setto OFF or 0 and the alarm output is set to OFF FAIL output Note 2 Hysteresis Closed lit a A Alarm setpoint Output high limit Open unlit Output value Hysteresis Closed lit Open unlit A Alarm setpoint SP Hysteresis Closed lit Output low limit Open unlit D Alarm setpoint Output value E T10 01 EPS Note 1 The fault diagnosis output turns on if there is an 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 o
40. 20 mA analog output nor voltage pulse control output Isolated from other input output terminals and internal circuit 24 V DC loop power supply terminals Isolated from 15 V DC loop power supply terminals 4 20 mA analog output terminals voltage pulse control output terminals other I O terminals and the internal circuit 4 20 mA analog output terminals for control output and retransmission Not isolated between 4 20 mA outputs nor 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 4 20 mA outputs nor 15 V DC loop power supply Isolated from other input output terminals and internal circuit Relay contact control output terminals Isolated between contact output terminals and from other input output terminals and internal circuit Contact input terminals Not isolated between contact input terminals and from communication terminals Isolated from other input output terminals and internal circuit Relay contact alarm output terminals Not isolated between relay contact alarm outputs Isolated from other input output terminals and internal circuit Transistor contact alarm output terminals Not isolated between transistor contact alarm outputs Isolated from other input output terminals and internal circuit RS 485 communication terminals Not isolated from contact input terminals Isolate
41. D and Q can be alternately selected using the external contacts e Transfer between REM and LOCAL and can be accomplished using the external contact or keystroke Up to eight setpoints 1 SP to 8 SP can be set by using setup patameter GRP For example set 6 to GRP to use 6 setpoints 1 SP to 6 SP Specify in a range of 1 to 5 VDC 0 to 2 VDC or 0to 10 VDC e Selecting PID control Mode According to the Operating Condition UT450 420 has two type of PID control modes Those are the Standard PID control mode and the Fixed point control mode Type of PID Control Control Mode Method PV The PV derivative type PID control mode is adopted so that Local derivative the controller can reach the new SP value without delay when type PID the current SP value is changed control In this control mode the controller immediately outputs the value of the proportional term P which is proportional to the Control deviation resulting from a change in the SP value output The controller thus attempts to reach the new SP value as bumpis soon as possible Description of Control Action Mode allowed during Standard PID change control mode in SP SP MOD 0 value PV MV Factory set Deviation The deviation derivative type PID control mode is adopted in Remote value derivative order to improve the follow up capability of UP series program type PID controllers for m
42. Setting Display All operating parameters are displayed in the order of this flow chart Note that some parameters are displayed only under special condition Menu key H I Alarm 1 I setpoint Displayed only when password registration i i ez L i fie Alarm 2 I To switch the parameter display press the key pug Password input setpoint No password is required Arms when PWD 0 Hi setpoint key AY mE Displayed only with UT450 11 or 03 setpoint I Remote local Displayed only for controllers r d L switching with remote input See the next page Run stop Displayed when setup Grr switching parameter DIS 0 A Displayed in automatic A L Auto tuning operation 5 r SUPER function Pressing the Pressing the key when key when 3 e L PID 1Gr Ges PID PID 8Gr causes PID The setpoints 5 SP to 8 SP are not displayed 5 Pn Target setpoint for 1 SP to appear for 8 SP to appear in the initial setting b lecti number selection To use 5 SP to 8 9P set setup parameter GRP 5 to 8 Proportional band p DI d PID parameter IP eee BP eating side D display number S propor
43. This is fixed to O 5 Command See the List of Commands P 10 32 Specify a command to be issued from the higher level device Personal computer etc 6 Data Corresponding to Command Specify an internal register D register or relay number of data items UT450 420 Green series parameter values or others 7 Checksum In PC link communication with sum check the ASCII codes of the text between STX and the checksum are converted into hexadecimal values and added on a byte basis Then the lowermost byte of the added results is turned into ASCII code and its lower byte is used as the checksum This 2 byte space is unnecessary for PC link communication without sum check 8 ETX End of Text This control code indicates the end of a command string The character code is CHR 3 9 CR Carriage Return V This control code marks the end of a command The character code is CHR 13 E F10 49 EPS TI 05D01C12 O01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 29 Data Forms of Commands PC Link communication e Thetable on the left shows the data forms of D registers and relays Data type Data content Data form PV high and low limits target Measuring range EU Numeric data excluding setpoints and others data the decimal point Bias deviation alarms and Measuring range span Numeric data excluding others EUS data the decimal point Proportional bands upper data 0 0
44. Time out examine for broken wires in external wiring to input path devices and at sensor terminals TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt a Press the or key to display the required setpoint Tuning for 1 SP is AT 1 L ril Blinks durin ALI 2 3 4 DD D OO uTSsso A M E E Z f To cancel auto tuning set AT OFF F6 03 EPS m J Press the key once A This causes the display to return to operation display e During execution of the auto tuning the MAN lamp blinks e After auto tuning completes the MAN lamp goes off The controllers resume operation using the new PID parameters obtained Displays MAN lamp 4 IR I output values blinks 100 0 and 0 0 alternately ALi 2 3 4 uU H Db DU MJ Displays symbol OUT uUTSso 7 F6 04 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 7 1 7 Z e What is SUPER e The field proven SUPER is overshoot suppressing function that uses fuzzy inference e SUPER is effective in the followings cases Overshoots must be suppressed Rise up time needs to be shortened Setpoint SP is changed frequently e What i
45. Toc gt lt lnd gt 5 5 5 4 Position Proportional PID Output for UT450 Only Van UT450 controller H forward drive or L reverse drive contact signal C Control motor Position feedback signal T C Air Valve XN Pd Furnace Gas Burner N A F5 07 EPS e For position proportional PID output valve opening position feedback signal is made proportional to the PID computation results The controller outputs H forward drive and L reverse drive relay contact signals to control motor movement and valve opening Contact reting Relay Output 250 V AC or 30 V DC 3A resistance load Postion Signal Resistance Value 1002 to 2 5 KQ 5 4 1 Position Proportional PID Operating Principles d e Raw material Heating UT450 Control motor F5 08 EPS e The figure atthe left shows the operating principle when UT450 is combined with a control motor e A potentiometer is coupled to the motor shaft to convert the angle of motor rotation to a resistance value position signal The UT450 uses this position signal to monitor valve opening e The UT450 controls the control motor using two manipulated output relays L reverse drive H forward drive so that the valve opening position feedback signal agrees with the PID computation value in the UT450 e f control motor drive current is greater than UT450 contact rating an
46. aowa Ic Jo anjen iS WAWIUIW jeu Man au sseud 9 C indui ejouje1 y m indu ajowas H5 KeIdsip 1 uueied YyoUMs OL al S16J 041u09 104 uo p ejds q joanyen d unue T uongtaep slputu9 eoueiejog BG Wel d J SIS J IS U E L indui ajoway ae use einjeej uoneorunuiuuoo YIM Se indul n J Qld euoz Si llonuoo 104 Aug pefe dsiq Ad Jo eouasqe JI ES Si llonuoo Ieuoluodoid ised Sne apow wey 4 Qld euoz uonisod 10 A juo pe ejdsi uone jnounq SE 15 q al NOZ Jejeurejed ueuw pe ejdsiq Foi eun Aejap Ete y uuely indui louu 1 uj indui eBeyo Feu 1euim Aejap SE Ee LED 5 S it g uuelv ids pue SH d Ad jo Nea I I ld 8u0Z Jow Aejap mun S pm Bunei do PPY Sue KEREN jo Jeaquunu dno46 eldsip oun aas SE Suerg Ye p kejds p uue D ejeos Indu H 5 Tuod eeh imm Aen Ad Jo anea eouelojol sisereis u Unuxejy L L Qldeuoz p uuelv pueq ejdsip epoui B hsnipe pun euin esuodsej indui aBeyjon Bumes Jequinu Siseejs u uoneueg AeA Wu BETEN pJoOMSsed dnoj aid Eug ULI 19AAO Kejds tea eun Bujenen g Aejdsip SiSqunu Jeuun Siseieis q N eA 7 J 1 SSO Pp V JPH indui Ad lods 5 53 Aejdsip Kex CZ uels H z uuely luiodi s Bumes 5 un Suen nda uonensi6e Le ees epoui Siseeis u aa I d H D AO Ji 2 u uoysodanenl HD WU iP Ad Jo ene 4 rdp 453 Deen aleas indino uels H Lou hwiodjas pb Uede Am I 19313S uossiusuedel p iq do an uoensiber uge 40 anjen 11 7 bat adh p uuu yun oun uongi do Dunes uq cos d 15 ab
47. auxiliary relay should be used TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 6 e Deadband and Hysteresis Position proportional output relay hysteresis Reverse output ON Position proportional output relay hysteresis Neutral OFF Forward output ON Dead band PID computation output value position signal e To prevent excessively frequent operation of the motor and relays a dead band operating parameter n DB is provided between two relay output operating points and hyster esis operating parameter n H is provided for each relay output Parameter Range Dead band mn D I 1 0 to 10 0 of output span ON OFF control 0 0 to 100 0 of output Hysteresis n H span n 1 to 8 F5 09 EPS e f position signal differs from the PID computation output by less than the dead band value neither the forward drive nor reverse drive relay turns ON If the difference is large enough on the plus side the forward drive relay turns ON if on the minus side the reverse drive relay turns ON in reverse action 5 4 2 Manual Operation for Position Proportional PID Output e MAN manual Operation For position proportional type Operation display iq MAN lamp ON Opening display L reverse drive e Pressing a
48. been applied e The R L operating parameter which is used to switch between remote and local modes is not shown This prohibits you from switching between the two modes by key operation Remote Local mode lock e The PID operating parameter which is used to select from the groups 1 to 8 of PID parameters is not shown This prohibits you from changing your choice of PID parameters by key operation PID parameter number lock T10 02 EPS TIP UT450 420 does not have the function of key lock and its release by external contacts e Generally control output values from e Using UT450 420 as a Backup Manual Station I iude ub A aput through and are output as are If the host computer goes down an Host computer external contact signal is used to make a bumpless change to MAN Externcl contact manual mode T Control output 100 MV The UT450 420 then function as a manual station Se e In this case the UT450 420 PV control computation parameters must be set as shown at the lower left Then the setup MV 9 parameter PID must be set to ON to lock setting or change of the parameters F10 22 EPS Mode transter v n P n n D n MR n DR n SP 100 0 0 0 0 DIR 0 I Automatic Manual Direct host SE UT450 420 action output manual output T10 03 EPS TI 05D01C12 01E 1st Edition Mar 30 2
49. can limit control output velocity I PID control mode 0 Standard PID control with output bump at SP change 0 EIN 1 Fixed point control without output bump at SP change P 10 3 MOD Choose Fixed Point Control when controlling pressure or flow rate r1 Anti reset windup AUTO 0 50 0 to 200 0 AUTO rir Excess integration Used when the control output travels up to AR prevention 100 or down to 0 and remains there P 8 5 The larger SP the sooner PID computation integral computation stops Zone PID selection 0 SP selection 0 ort 1 Zone PID P 8 6 ZON _ Restart mode CONT Continues action set before power failure CONT re MAN Starts from manual operation status 5 R MD AUTO Continues action set before power failure Fe z in automatic operation lt _ L Z Restart timer O to 10 sec 0 sec I En Sets time between power on and the R TM instant where controller starts computation 5 F 4 PID group number 1to8 4 O LII pr Determines operating parameter PID display P 8 1 GRP group number I _ d Zone PID reference 0 0 to 100 0 of PV input range 100 value of L IT point 1 Note that 1 RP 2 RP 3 RP lt ARP lt 5 PP lt 6 PP PV input range 1 RP Set Zone PID selection ZON parameter to 1 UT450 420 has six reference point 1 to 6 EC 14 Zone PID reference DI P point 6 P 8 6 6 RP ILI Zone switching 0 0 to10 0 6 of PV input range span 0 5 of PV r H hysteresis Allow
50. crimp on terminal lugs SE S AC N Es C F2 07 02 EPS 24V DC Power Supply Wiring to Two wire Sensor y N e 24V DC Loop Power Supply for two wire transmitter is available in UT450 3LI and 40 In these models 2 this function can be used with retransmission output or 15V DC loop i External PV input ower supply simultaneously resistor 2500 1 to 5 V DC signal j dd d Note 4 2 Two wire transmitter ei 3 NV Loop power 20maoe supply 21 6 to 28 0 V DC o Note Connecting a 250 Q resistor to the terminals is optional Model X010 250 2 resistor with M3 5 crimp on terminal lugs T V F2 07 03 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 2 7 Sd3 g0 23 dO1S NRnt i 10 1d ox p nunuoo 3q Wu Up pue sjeulwwe 1ndino een D pue sleutuu l pue Gi seutua indino sind eDeyoA pue Dsreuiuuey yndyno oe p uun si jewod y loj q Buijsixe W v 10 71 4 NdS epow ay lOnuoo JJo uO 1ndino queuing l
51. ejouled NO T H U YM gouen NO T d ueum spe NO Tt U9UM lou u NO T H vaym ajowey vui 0S 00 A vz Bune Luo Jojsisues oz t oz Woo uowwog uowwog uowwog uowwog uonounj ON peo ouelsis v OG A O WOO V L OY A Ove Sunes ioeluoo ee um ON jutodies euer Duipeoeud uonounj o l eipeuuulr ay s sn E dOLS NNH 10 1deoxo r d i GRZE 910 OPO ON Re Merced rrr Als sg NOO uowwoo 8 penumnuoo aq WU K NO 330340430 330 330 330340 910 X E uonoun o uonouny o uonounj ON uonounj o uonounj jeuondo 40 Deum si Jewod eui 8 Sid AS 8 91A noun ON poun ON 440 NO NO NO NO 320830330 sia EON Y yTy 1ndino p uue v 8 er Ee e10jeq Bunsix W v 10 K 34O tIq ueuw NVI 440 NO NO H40 440 NO NO 440 la E x uonoun o UH NdS epow y 6 vid AS o 46 PIG No pia usum o1nv UO ON ID ON ewe baono 440 NO weg EEN Woo uowwo5 440 S Indu joeju09 Kk EN eig 2207810 eum MR 330 IQ U uM NVIA 33O IQ Uu NI V IS AE EE SHS dS eds KE H uonounj ON z jeuieyxe y ueum uo Ov eid i o 0v NO ZgIG UYM OLS NO EIG ueuM OLNY NO EIG YAUM dOLS 8 0 dS 16516 Buryoyms ueuMw R y V indjno g uuely peuim s omod eu Jl AC 2 NO NO H30H30 zld 33O 2IQ ueuM dS l 44O ZIG ueuw dst 4dO ela ueuw Nnu uonounj oN ndul 1283002 euu lt 3 ejoN 84 za i o 8H ZIA fno 440 NO H30 Ha NO ZIG ueuw dS z NO ZId ua dS Z NO ZIq U UM dOLS B ol zi indino z uuelv 6E AS Jet BS gs tu cus 44O HG Ven NOY 34071
52. error e The command does not exist e Command not executable 03 Internal register specification error e Specified register number does not exist e In handling bit registers I relays on a word by word basis its specification is not correct 04 Out of setting range e A character other than 0 and 1 was used for bit setting e A value other than 0000 to FFFF was specified in the word specification e The start address specified for data loading saving is out of the address range 05 Number of data error e Specified number of bits or words is too large e The number of data or registers specified and the number of parameters for them are inconsistent 06 Monitor error e An attempt was made to execute monitoring without specifying any device to be monitored BRS or WRS 08 Parameter error e Wrong parameter 42 43 44 Sum error Internal buffer overflow Timeout between received characters e The sum does not match e Too much data was received e No terminal character or ETX is received M i Detailed Error Codes EC2 F10 54 EPS e Receiving Command STX 01 01 0 BRW 30 1003 1 1004 0 A0005 5 6 When this parameter is the Internal register specification error EC1 03 The detailed error code EC2 is the code to specify the error parameter indicating the cause of each error code EC1 The detailed error codes EC2
53. fore when the external contact is J H G d J P4 ON closed transfer to MAN LE COM COM T COM operation using the key is GC Jub 80 Go desabled UT450 420 UT450 UT420 UT450 only e The mode transfer is balanceless and When setup When DIS is3 When DIS is 4 bumpless In other words when parameter switching A M manual mode takes DIS is 1 or 2 over using the existing auto mode output value as is There is not abrupt change When switching OFF MAN manual MA the output will remain at the ON AUTO automatic manual mode output level if there is C _ keystroke is not Non voltage contact no deviation and will be taken over required contact rating 12 V DC at 10 mA or more as is as the auto mode output If there is some deviation auto mode F10 09 EPS operation begins with the output Only UT450 can switch AUTO MAN when DIS is set to 4 value taken over from manual mode and the changes due to the PID computations begin to be applied starting from that value TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 6 N e Controlling MAN Manual Output Value In manual operation MAN lamp PV ON Output value LL EK Displays output value rre symbol OUT Lu Fe v lt
54. gt lt lnd gt 1 3 1 1 External Dimensions and Panel Cutout Dimensions UT450 Unit mm H 1 i bracket F1 03 EPS 00 arge bracke ote B F K olan s Lr S L Small bracket 1 to 10 mm Panel thickness General installation Side by side close installation 117 min N 1 x 96492 0 H E d eo go A o 53 145 min N stands for the number of controllers to be installed 92 08 d n However the measured value applies if N 5 9208 25 MEL FF F1 03 EPS Unit mm 48 11 100 Small bracket k gt k x BE SOS S o Y Small bracket I 1 to 10 mm Panel thickness General installation Side by side close installation 70 min 308 gt N 1 x48 45 o ke gt E go N 3 53 145 min N stands for the number of controllers to be installed 08 However the measured value applies if N 5 92 o 06 ER 25 F1 04 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt Ind gt 1 4 1 2 Function Block Diagram for Standard Type UT450 420
55. is proportional to the k displayed output value PID computa m EN i tion value i Restricted to the range ON OFF signal 2 KEE e This function is primarily used in pulse output O low limit OL values electrical heating control see 5 8 1 I 0 EE 1 Contact rating SSR l Relay output 250 V AC or 30 V DC 0 0 50 0 100 0 3 A resistance load Displayed output value 96 ON voltage 12V or more load resistance 600 Q Voltage pulse or more output OFF voltage 0 1V DC or less P F5 02 EPS 5 2 1 Cycle Time a e Cycle time is the basic cycle period for a signal full cycle of ON OFF ON ON operation for a relay or voltage pulse E lt output ON time ON time NEE e Reducing cycle time results in faster OFF OFF cycling and finer control In contrast reducing the ON OFF period also reduces relay life Generally this is set to 10 to 30 sec for relay output gt Cycle time CT Cycle time CT e Cycle time can be set using the CT setup parameter Comparison of operations for the same control output 50 e Cooling side control output cycle time can be set using the CTc setup Cycle time 10 sec Cycle time 20 sec Cycle time 40 sec i i I i i parameter 1 1 1 1 ON ON ON Parameter range 1 to 1000 sec OFF OFF OFF CTc Note d Note Heating cooling control type only F5 03 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt
56. isureid D 82 88 Ki e U 10 181S8 YIM eAje jou ap pejoeuuoo T 1 T J8jeuueJ m 8q ol Se qeo ey xpeuo pue Jej ojnuoo aur o iddns samo Sal 10 75 009 eouejsiseJ peo A SL 10 eui WoL jndino asind PB D Jewod y yo uan Buum yno Bur ueo e10jeg l a Oq vuoz uondo stu 199 98 910N eBeyoAaueuno NOLLNWD V Aiddns 190d indino jonuo r peoj exuejstse v 90 A 0 x e jueuidius e10jeq pe V OV A OSZ Du ioeluoo oO ye peunBijuoo si uoissiuusuen i cd i pe TD indino uoissiusue jeu Ki v EE S 1 010103 II uoBeyeo 65elloAi Ao A1oB leo uonersul _ p ALON p L jueuudius e10Jeq LL on ee Ge v E D Ae ye peinBijuoo si indino T bin LG DI k zi 1ejuoo La Gig jeuoniodoud au dino RUD ee jeujuue uo duiuo S N uii 10481591 E ejawered 10 eur Tadino Joriuo H SI Sue Y 01 101SIS 1 75 0SZ Buno uuoo 8 oN indui A Atu m oJ uondo SIU 199199 e1oN l S m a EL OG ASL angaa vau 92 BEL vuuz v o ose Od en 44 toad Gz Orai o i A4 tcl n Ext WA ra gt p OQA082 9 IZ Gu ge ie ovas ve 9 Lp epoo eBueJ Oq A S L 0 ed 1ndui Ad eur ies Indu 010 jndui 91 dur STi Sdq 0096 eje1 pneq u
57. leave the PV input Unspecified OFF type undefined 1 270 0 to 1370 0 C 450 0 to 2500 0 F K 2 270 0 to 1000 0 C 450 0 to 2300 0 F 0 1 of instrument range 1 digit at 0 C or more 3 200 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 J 4 200 0 to 1200 0 C digit for temperatures below 200 0 C for a type K thermo 300 0 to 2300 0 F couple or 1 of instrument range 1 digit for 5 270 0 to 400 0 C temperatures below 200 0 C for a type T thermocouple T 450 0 to 750 0 F 6 0 0 to 400 0 C 200 0 to 750 0 F B 7 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 8 0 0 to 1700 0 C 32103100F ek 7 0 15 of instrument range 1 digit R 9 0 0 to 1700 0 C 32 to 3100 F Thermocouple om 50 176 of instrument range 1 digit N 10 sor T BUE 0 25 of instrument range 1 digit for temperatures 555 ne below 0 C E 41 270 0 to 1000 0 C 450 0 to 1800 0 F L DIN 12 200 0 to 900 0 C 0 1 of instrument range 1 digit at 0 C or more 300 0 to 1600 0 F 0 2 1 digit for temperatures below 0 C where the 18 200 0 to 400 0 C accuracy is 1 5 of instrument range 1 digit for U DIN 300 0 to 750 0 F temperatures below 200 0 C for a type E thermocouple DIN 0 0 to 400 0 C 200 0 to 1000 0 F w 15 p ii E e 0 2 of instrument range 1 digit Pla
58. measured value for display and control use inside the controller An application example for this function would be to measure furnace atmospheric temperature or furnace wall temperature and add a correction for use as a substitute for the heated material temperature This function can also be used for fine adjustment to compensate for small inter instrument differences in measurement reading that can occur even if all are within the specified instrument accuracies Bias is set using the PV input bias BS operation parameter Parameter Range 100 0 to 100 0 of BS PV input range span e Note that the actual bias setpoint is in engineering units not percent of span TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 4 7 4 8 Filter Zeg N If input noise or variations cause the low order display digits to fluctuate so that the displayed value is difficult to Actual input With a small time constant With a large time constant read filtering of inputs will reduce the variations e Filtering is used by setting a 1st order lag time constant for measured input this is set using the measured input filter FL setup parameter or for remote setpoint input it is set using the remote setpoint input filter RFL Setup paremeter An image of filter effect Parameter Range Filtering for 2 sec FL Input OFF 1 to 120 sec RFL
59. numeric key with the Z forward drive F5 10 EPS e Pressing the 4 key causes the H forward or open contact to close and remain closed as long as the key is held down key held down causes the L reverse or close contact to close and remain closed as long as both keys are held down e Ifthe output high limit and low limit values have been set manual output is restricted by those limit values TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 7 5 5 ON OFF Control 5 5 1 ON OFF Control and Hysteresis N In ON OFF operation since the only two possible output states are ON and OFF the control output cycles Hysteresis band are as shown in the accompanying ON figure ON OFF becomes quite Output OFF violent if the hysteresis is set too narrow so that if relay output is used SS Measured input value Setpoint chattering occurs the hysteresis should be set wider to prevent relay chattering e Hysteresis is set using operating Hysteresis parameter n H Parameter Range ON OFF Control 0 0 to 100 0 of PV Temperature Hysteresis n H input range span ON ON n 1 to 8 Output Example of reverse action CAM 5 5 2 ON OFF Control Application Example a gt An example at the left figure shows e Two step ON OFF Control two step ON OFF control using ON OFF control output and alarm output e Alarm
60. power Undefined doesnot reset start 0 or the unit Contact us for e or noise 0 or less or OFF OFF jess Stopped repair Check for abnormal All indications off Power off None power T11 01 EPS 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 1 3 11 2 Behavior on the Event of Power Failure or after Power Recovery The operation status and remedies after a power failure differ with the length of power failure time instantaneous power failure of 20ms or less A power failure is not detected Normal operation continues Power failure of 2 seconds or less The following show effects caused in settings and operation status Alarm action Continues Alarm with standby function will enter standby status Setting parameter Set contents of each parameter are retained Auto tuning Cancelled Control action Action before power failure continues F11 02 EPS Power failure of more than 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 Outputs
61. preset output value PO Note as control output and continues action set before MAN power failure in MAN mode Outputs preset output value PO Nete as control output and continues action set before AUTO power failure in AUTO mode Note For heating cooling control the preset output value is 50 of PID computation T11 03 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 1 4 11 3 Preset Output Value Output Value in Event of Controller Problem e The preset output value is set with the setup parameter n PO In the following situations the UT450 420 outputs the preset output value e The cooling side preset output value is set with the setup parameter n Oc e An input burnout has occurred during the AUTO mode e Setting range operation n PO 5 0 to 105 0 Note n Oc 0 0 to 105 0 e An abnormality in an analog digital conversion circuit has occurred during the AUTO mode operation n 1 to 8 PID Group number Note The setting range in heating coaling control mode is 0 0 to e After power failure of more than 2 seconds when the 105 096 of control output re start mode R MD is set to MAN or AUTO e The status of the controller changed from the operating mode to the stop mode This is not an event of controller problem F11 02 EPS NOTE e The default value of the preset output values is set to 0 0 of control output
62. processing at timeout 1130 1140 PRINT 1 SENDS Send 1150 COM 1 ON Permit interruption during receive 1160 TIMER ON Start timer 1170 t 1180 DO Wait for receive end or timeout 1190 LOOP WHILE fRCVEND 0 AND fTIMEOUT 0 1200 Ss i F10 59 EPS Continue to the next page TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 35 a N 1210 TIMER OFF Stop timer 1220 COM 1 OFF Prohibit interruption during receiving 1230 CLOSE 1 Close the port 1240 1250 PRINT gt SEND Display sent character string on screen 1260 PRINT lt RCVCHRS Display received character string on screen 1270 END END 1280 1290 subroutine 1300 receivechr Interruption processing during receiving 1310 CHR1S INPUTA 1 41 Fetch characters from receive buffer one by one 1320 IF CHR1S CR THEN If received character string is CR 1330 IF RCVCHRS SEND THEN If received character string is the same as sent command 1340 RCVCHR received character string is initialized echo back 1350 RCVEND 0 receiving end flag remains initialized at 0 1360 ELSE If received character string is different from sent command 1370 RCVEND 1 receiving end flag is set 1380 END IF 1390 ELSE If it is a character other than CR 1400 RCVEND 0 receiving end flag remains initialized at 0 1410 RCVCHRS RCVCHRS4CHR1 Creat
63. red LEDs character height of 12 mm 3 digit and 5 digit 7 segment red LEDs character height of 9 3 mm for both UT450 and UT420 LEDs TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 12 4 Safety and EMC Standards e Safety Compliant with IEC1010 1 1990 and EN61010 1 1992 Approved by CSA1010 CSA1010 installation category overvoltage category CATII IEC1010 1 Approved by UL508 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 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 UT450 96 W x 96 H x 100 depth from panel face mm UT420 48 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 UT450 9279 W x 92 95 H mm UT420 45 95 W x 92 95 H mm Installation position Up to 30 upward facing See P 2 2 not designed for facing downward Wiring M3 5 screw termin
64. should be equal However 10 Q wire for a maximum range of 150 0 to 150 0 C Wire resistance effect 0 1 C 10 Q 10 V DC for thermocouple mV or RTD input 20 V DC for DC voltage input 40 dB 50 60 Hz or more in normal mode 120 dB 50 60 Hz or more in common mode 1 0 C 15 to 35 C 1 5 C 0 to 15 C 35 to 50 C JIS IEC DIN ITS 90 for thermocouples and RTD Remote Input Signals Number of inputs Input type e Sampling period Input resistance Input accuracy Available only for controllers with remote input terminals 1 terminals 27 2 Settable in a range of 0 to 2 0 to 10 0 4 to 2 0 or 1 to 5 V DC 200 ms About 1 MQ 0 3 x1 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 Feedback Resistance Input Slide resistance value Measuring resolution Provided for position proportional type only terminals 45 46 47 100 to 2 5 k Q of overall resistance burnout detection for sliding wire provided 0 1 of overall resistance TI 05DO1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 12 2 Loop Power Supply Power is supplied to a two wire transmitter 15 V DC terminals 12 5 24 V DC terminals 43 69 A resisto
65. side current output terminals O cooling side current output terminals 46 47 Initial setting value 0 When e Heating cooling type 4 A F5 01 1 EPS Selectable among Relay Voltage Pulse and Current outputs Relay output ON OFF control Time proportional PID control Voltage Pulse output Time proportional PID control Current output Continuous PID control Heating Cooling Control has two sets of universal outputs Any combinations with Relay Pulse and Current outputs are available Drive the Motorized Control Valve by using Position Proportional PID The position proportional PID control function has two sets of relay outputs for direct reverse rotation of motor ized control valve The side wire input to feed back the valve position is also available Control output type can be set using the OT setup parameters See the table on the left for OT parameter s setting codes and function TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 2 5 2 Time Proportional PID Output Relay Output Voltage Pulse Output e n time proportional PID the PID computation result is output in the form of an on off signal whose pulse width is proportional to the output Thermocouple input value 100 ON e The fraction of the cycle time shown AW OFF below during which output is ON ON time ratio
66. to 100 0 0 to 1000 and lower limits of output and others Various modes alarm types Seconds absolute values Absolute value excluding and others and data without unit the decimal point Parameter list of Green series User s Manual Reference for information about data form F10 50 EPS Command Format for Communication PC Link communication Example When setting a target setpoint 50 0 to a UT450 420 Green series controller the higher level device sends the value 500 as command Data to be sent from the higher level device 500 data without the decimal point this is true for both settings 5 00 or 500 Command data 500 Response data from Green series 500 Green series side Target setpoint 50 0 The position of the decimal point for 500 is determined by the DP decimal point position parameter of the Green series controller F10 51 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 30 Configuration of Response PC Link communication Responses from a UT450 420 Green series controller with respect to a command sent from the higher level device consist of the elements shown below which differ depending on the condition of communication normal or failure 1 With normal Communication di N Number Variable of bytes s length 2 1 Addres
67. ueuw NVW 33O UO ueuv Mut uoyouny oN tid i HIG osse Buruouts usum NO HIG Veit dOLS NO HQ ueun OLNY NO HIG ueuw o1nv ji o 9 ndino wel peyuov Issue Aen reueg LCM Frai ueuw SIG u yM Z Sid ueym inejep yes A1ojoe4 L a0 Ueu 0 SIG ueuw an EE Suonounj jndui j9ejuoo eujejxe pue sia Je ewesed u wl q eouepuodsaeuo7 jndino wuejy ndu j2e3uoo eujejxe jo uorounj ay eBueup oj no swoje 1uiodjes s q Buibueu A Jejeurejed dnjes e s SIA y pareys ZH 09 08 aBeyor a9 O Sb 9501 OV A DES 01 001 eBue ajqemoliy xew Oq vui LZ L OQA 0 8I S YL Gfrt ep 9 DE Az pesn eq jouueo jndjno uoissiuusue n i Kee 6 er gt 6 pesn si lddns samod doo Od A SL Jl ins samod doo 20 ASL Ze pos 911198 jo si eJeuj esneoeq e det pg on au JO jete YIM 9AJe JOU Je pejoeuuoo 8 8q 0 sejqeo Jey 42euo pue Jej o 1u09 u oy 1 SS0 10 O 009 eouejsiseJ peo 1 LO ey uo yndyno asjnd 1 MOd eut jo win Buum yo Du ue e1ojeg Addns ES wua uondo sua weres eion obenomueuno NONVOY aed 1ndino 01100 pis 65une H Iddns JeMod Get Al e peol auessa v OG A 06 jueuidius e10jeq bw V OV A OSZ Du euo d i Aroyoey ye peunBijuoo s UOISSIWSUBO Ad jndino uorssiusuened 2 noo S PEL 1 010103I II L ofete seen each uoBayeo uomelleisul jueuidius e1ojoq ert LON W r CJ L 8 Doei ye peunfijuoo si indino LL on Sege eege NE NER KENE NEES SC wie Se j
68. using the SPT set up parameter SP Tracking ON SP tracking enabled OFF SP tracking disabled E A REM LOCAL e SP tracking enabled e SP tracking disabled Local SP EE Local SP gt NC P PV i gt gt Time A Time Remote Local mode change Remote Local mode change F10 03 EPS e Transfer from LOCAL setting to REM setting disables SP tracking 10 2 Mode Transfer Using External Contact 10 2 1 REM Remote Setting LOCAL Local Setting Selection FK e Mode Selection Using e Mode Selection Using Keys External Contact The REM lamp is ON buring selection of REM remote setting UT450 Terminals Displays LCL Displays parameter amp 6 amp 6 G6 66 6 GGG G6 9G 8G amp 6G GG GGG 90 amp Geooooeoo operation parameter e R L e Mode transfer is made using the OFF open LOCAL local setting remote local mode transfer R L ON closed REM remote setting e When the external contact is OFF LOCAL mode transfer to the REM mode is available by keystroke or through communication e When the external contact is ON REM mode transfer to the LOCAL mode is not available by keystroke or through communication To select the LOCAL mode set the external contact to OFF e REM LOCAL Selection is available with the following models only UT450 UT420 UT450 0 1 UT420 07 UT45
69. values as well as the No 4 PID set value selected by the reference deviation Note A fixed hysteresis deadband is provided for reference deviation as well as reference points TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 9 SETPOINT 9 1 Setpoint Setting Type Overview CN Setpoint setting can be broadly divided into local internal setting Local setting internal setting remote and local setting remote external Local setting wate final setting setting external setting setting Remote setting is available as an optional specification Single Up to 8 multi SPs e The features of local setting are setpoint Selection using external contact Same as left 1to5V Scalling function Filtering function Ratio and ratio bias functions Remote local external contact selection e Setpoint high and low limits e Increase decrease velocity rate of change limits 3 2 The mark indicates optional specifications F9 01 EPS described in the next section those of remote setting on the successive pages The accompanying table shows the principle features of those settings The functions below are available If the setpoint high low limits set up parameters SPH SPL are set all setpoints are subject to those limits If the setpoint up ramp down ramp limits UPR DNR are set the setpoints are subject to tho
70. will then be displayed TI 05D01C12 01E T3 03 2 EPS 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 9 wl Setup Parameter 1 4 E E eg Name of Parameter Setting Range and Description Initial Value User Setting i r Remote input selection RSP Remote setpoints are used via remote input RSP F 14 terminals P 10 16 RMS COM Remote setpoints are used via communication CO SP tracking selection OFF ON ON GH L Tracking is performed when the mode changes SPT from Remote to Local the local setpoint keeps track of the remote setpoint P 10 1 t Fl PV tracking selection OFF ON OFF o TC OC Uses a combination of the setpoint ramp up UPR and g PVT setpoint ramp down DNR parameters d p py Ramp rate time unit HOUR MIN HOUR o COU setting Time unit of setpoint ramp up UPR and setpoint P 9 2 TMU ramp down DNR cou Target setpoint limiter 0 0 to 100 0 of PV input range 100 0 of DOE 41 upper limit where SPL lt SPH PV input range bei bo Places a limit on the range within which the P 9 1 co Target setpoint limiter target setpoint is changed 0 0 of DEI lower limit PV input range SPL CLL Deviation display band 0 0 to 100 0 of PV input range span 1 0 of PV OO UT450 only input range DVB span HI 4 Alarm 1 type OFF 1 to 31 1 IL I See page for timer fun
71. 0 12 UT420 08 UT450 0 4 P F10 04 EPS Note Terminal No 28 and 30 are commonly used for REM LOCAL selection with UT450 and UT420 TI 05D0O1C12 O1E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 3 LOCAL local setting R L Selection D 1 Sp Set or changed using the or key REM remote setting RSP SP No selection Le J Set input terminals 21 to 2 using a signal from an external device LOCAL local setting 2 Multiple SPs K SEET R L Selection Set or changed using the or key F10 05 EPS Selecting up to eight setpoints using setup parameter DIS and setting external contacts to on off enable the setpoint to be switched See Note Selection of External Contact DI Terminal Function on page10 4 Note UT420 can be set up to 8 SP as same as UT450 However only 1 to 4 SP can be switched by external contacts DIS Use key to switch the numbers of SP 5 to 8 SP The setpoint is the first setpoint 1 SP 1 SP can be set or changed using or on the front panel The setpoints are the second setpoint 2 SP third setpoint 3 SP and foruth setpoint 4 SP The value of those setpoints can be set or changed using or on the front panel 8 The setpoint is in remote mode The setpoint can be set or changed using a signal from an external device e
72. 001 00 lt Toc gt lt lnd gt 10 16 10 5 Remote Setpoi nt Input 7 Added ES e This Function is Available when the Remote input Option is e RSP INPUT terminals F10 23 EPS Specify in a range of 1 to 5 VDC 0 to 2 VDC 0 4 to 2 VDC or 0 to 10 VDC Default 1 to 5 VDC RSP 41 Input resistance about 1MQ Isolated from other input output terminals or the internal circuit Remote Input e Remote input is available with the following models only UT450 UT420 UT450 0 1 UT420 07 UT450 0 2 UT420 08 UT450 0 4 Parameter Range 40 0 4 to2 VDC 41 1to5VDC 50 0 to 2 V DC 51 0to 10 VDC RSP 10 5 1 Remote Setpoint Input Scaling and Filtering r e Scaling Function RSH Remote setpoint input value after scaling RSL 3 I Ld id Remote setpoint 5V input e Filtering 1st order lag filter Remote input gt Remote input for UT37 38 UN RSH Max value of remote setting input range RSL Min value of remote setting input range RSH RSL Set up parameters internal computation 2 F10 24 EPS e Scaling for remote input is basically the same as for measured input side or measurement range However to make small modification it must be set using the remote setpoint input range maximum value RSH and minimum val
73. 091 4W Terminating resistor 22091 4W e Communication cable Communication cable JIS Class 3 grounding JIS Class 3 grounding grounding resistance grounding resistance V of 100Q or less of 100Q or less F10 71 EPS TI 05D01C12 O1E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 41 10 8 7 D register of UT450 420 D registers store parameter data flag data and process data of the UT450 420 Green series controller You can readily use these internal data items by reading from or writing to the D registers You can use D registers to perform Centralized control using a higher level device Data exchange by reading writing data from to a higher level device Note Referto the User s Manual IM05G01B02 02E for more information about the function of D registers interpretation of D Register Tables Name of D Register Map D Reg No Ref No H No Register name R W D0001 40001 0000 ADERROR R 1 D register number 3 Hex number for MODBUS communication program 2 Reference number for MODBUS communication Permission of read write by communication An asterisk in this column indicates that the number of writing actions is limited to 100 000 F10 72 EPS This paragraph explains how to read the D Register Map tables Note The numbers listed in the leftmost column are D register numbers 1 below The five digit numbers in the next column are referen
74. 1 is set to low limit alarm for ON OFF measurement Alarm 1 A1 OFF ON Control output SP Alarm 1 UT450 420 Control output 6 D F5 12 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 6 Heating Cooling Control Cooling relay signal 4 to 20 mA DC signal Heating unit Cooling water SCR YP series thyristor Thermocouple P F5 13 EPS z e Positive Dead band ON OFF Control on Heating and Cooling Sides Hysteresis m Ho D ON Neutral OFF SN Hysteresis n H lt Y pi Dead band n DB F5 14 EPS The heating and cooling control function outputs the PID computation results in two lines of signals heating signals and cooling signals PID control or ON OFF control is selectable on either side When the heating side proportional band n P is set to 0 0 ON OFF control is executed on the heating side When the cooling side proportional band n Pc is set to 0 0 ON OFF control is executed on the cooling side Relay output pulse voltage output current output or open collector output can be selected for the heating and cooling output In heating and cooling control the positive dead band denotes the zone where neither the heating side nor cooling side control signal is output The figure on the left shows the dead band n DB in the
75. 100 0 of PV input range A2 e For deviation alarm A3 100 0 to 100 0 of PV input range span A4 e For timer AL1 only 0 00 to 99 59 min sec or hr min Parameter Range HY1 Hya 0 0 to 100 0 of PV input range span HY3 HY4 Hysteresis for PV High Limit Alaram s iaa 5 C example a Closed ON PA 15 C example Closed ON Open Open Alarm 1 setpoint 100 C example Alarm ON OFF ON OFF ON OFF Y Y Time Time Fig 1 Fig 2 Alarm 1 setpoint 100 C example Alarm ON OFF T F10 15 01 EPS If the alarm turns on and off too often set hysteresis band wider to reduce the excessive number of on off actions In Fig 2 HY1 15 C the ON OFF action of the alarm is moderate compared to that in Fig 1 HY1 5 C because of the wider HY1 hysteresis band Hysteresis for PV high limit alarm Point of Output on off action Alarm setpoint gt PV value F10 15 02 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 1 1 10 3 2 Timer Function e Timer function is avalable on alarm 1 AL1 only e To Use the Timer Function SEN The code specified below is set using alarm 1 type AL1 set up parameter The alarm timer time can be set to operating parameter AI only when a timer type code shown in the table on Timer Type Code for AL1 Only the left is set t
76. 1000 sec 30 sec Heating side control L E output cycle time in CT heating cooling control P 5 2 r Cooling side control 1 to 1000 sec 30 sec LCE output cycle time CTc _ E DI function selection 0 1 2 3 or 4 UI j P 10 4 DIS d T3 04 3 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 12 Setup Parameter 4 4 Related Parameter Name of Parameter Setting Range and Description Initial Value User Setting Reference Function Symbol Page Protocol selection 0 PC link communication 0 1 PC link communication with sum check 2 Ladder communication oes 3 Coordinated master station IL 4 Coordinated slave station PSL 7 MODBUS ASCII 8 MODBUS RTU 10 Coordinated slave station loop 1 mode 11 Coordinated slave station loop 2 mode B Lo d Baud rate 600 1200 2400 4800 9600 bps 9600 re mr BPS 9 CH I Parity NONE None EVEN P 10 20 i Vr EVEN Even to PRI ODD Odd P 10 44 E C i E Stop bit 1 2 1 JL STP I Data length 7 8 8 ELI Fixed at 7 in MODBUS ASCII communication DLN Fixed at 8 in MODBUS RTU and Ladder communication Pa Address 1 to 99 1 nor However the maximum number of stations ADR connectable is 31 _ HL Minimum response 0 to 10 x 10 ms 0 r r time RP T LUCHA Automatic valve Automatically adjusts the fully shut and fully open positions OFF O
77. 42 Measured Input Related Parameters PV inputtype PV input Maximum Minimum PV input Maximum Minimum Selection of Presence PV INPUT unit value of PV value of PV decimal point value of PV value of PV PVinput absence of PV terminals input range input range position input scale input scale burnout action input reference displayed at displayed at displayed at junction voltage input voltage input voltage input compensation in Uni rH rL dP SH L b5L rut IN UNI RH RL DP SH SL BSL RJC F4 03 EPS 4 3 PV Input Unit O e o Percent C j Degree Celsius o E Fahrenheit N it e INO UNI F4 04 EPS Unit Label Enter desired units here if necessary unit lt R H label Pa mYmin m 7h l l min l h g min g h kg min kg h kl h mm s cm t min t h vol pH mol Pa s A J MJ h Attach a necessary MPa kl m s m2 rpm P V N GJ h Unit label F4 05 EPS e The setup parameters measured input relations include the parameters shown at the left e The PV input unit can be set using the setup parameter UNIT e The UT450 420 is provided with unit labels Attach a desired unit label at the display unit If there is no relevant unit label enter the des
78. 420 the SUPER function is also available in GREEN series and UT100 series controllers as standard TI 05D01C12 01E 1st Edition Mar 30 2001 00 7 2 lt Toc gt lt lnd gt e The accompanying figure shows the operations described above using a block diagram of functions in the UT450 420 e Control System Block Diagram Set point selector Process variable PID PV calcula tion Control set point SP Manipulated variable Set point Target modifier set point TSP F7 03 EPS 7 1 2 Effects of SUPER e If the optimum PID values are being used then use of the Super function ield stabl ntrol without overshoot SUPER Effects yield stable cor o out overshoo even on set point changes D Example of overshoot suppression control for set point changes e Asa result temperature up ramps follow the programmed pattern more Process Small electric furnace closely giving more consistent P 1 5 I 128 sec D 32 sec product quality from auto tuning e Overshoot is not only a matter of temperature exceeding the set point t 4 but also of prolonged instability and a a slow settling resulting from the 5 E undershoot that occurs in reaction to E E the overshoot Time Time UT450 420 without UT450 420 with ES F7 04 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 7 3 Temp Ge
79. 420 08 4 4 4 v 4 The function of external contact terminals can be chenged by a set up parameter DIS See Note on Page 10 4 Input type Input contact rating e On off determination Minimum status detection hold time 0 6 second Non voltage contact or transistor open collector input 12 V DC 10 mA or more 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 Contact Outputs Purpose Number of outputs Alarm output FAIL output and others Differs with the model and suffix code as shown in the table below Model and Number Alarm output available Present Blank Not preent Suffix Codes of Inputs AL1 AL2 AL3 ALA UT450 _ 0 3 4 A Y UTA450 11 4 Z A id UT450 2 3 4 A Y UTA450 13 4 v E UT450 4 3 4 A UT420 00 3 vi v d UT420 07 3 V 4 4 UT420 08 3 4 A v Relay contact rating Transistor contact rating 240 V AC 1A or30 V DC 1A 24 V DC 50mA Display Specifications PV display Setpoint display Status indicating lamps UT450 5 digit 7 segment red LEDs character height of 20 mm UT420 5 digit 7 segment
80. Correspondence between parameter DIS and external contact input functions erminai When DIS 0 When DIS 1 Factory shipped setting When DIS 2 When DIS 3 When DIS 4 N Contact E No function AUTO when DI1 ON AUTO when DII ON STOP when DI1 ON When switching target Di bel No 19 MAN when DI1 OFF MAN when DIt OFF RUN when DI1 OFF See the below DIS No function STOP when DI2 ON 2 SPwhenDI2 ON 2 SP when DI2 ON table A DI2 be L sN No 18 RUN when DI2 OFF 1 SP when DI2 0FF_ 1 SP when DI2 OFF A COME No function Common Common Common Common COM 20 No 20 DI3 STOP when DI3 ON AUTO when DI3 ON STOP when DI3 ON No 29 No function No function RUNwhenDI OFF MAN when DI3 OFF RUN when DI3 OFF DI3 29 o R L Remote when R L ON Remote when R L ON Remote when RL ON Remote when R L ON Remote when R L ON RIL 28 o No 28 Local when R L OFF Local when R L OFF Local when R L OFF Local when R L OFF Local when R L OFF ee Common Common Common Common Common como P Contact rating 12 V DC 10 mA or more F10 07 EPS Table A When switching target Table B When switching target SP 1 to 8 SP tA ep spls sp sP s sP e SP 7 SP 8 SP sia le OR GFE EE bit loFF ON oFF ON B OFF pis JOFF OFF OEF ON ON ON ON OFF EE pie JOFFIOFF OFF OFF OFE OFFIOFE ON F10 07 1 EPS PE Note UT420 can be set up to 8 SP as same as UT450 Howe
81. D to GU l toten teens 8 2 8 2 1 Tuning the Integral Time ssseeenn m 8 3 TI05D01C12 01E 1st Edition Mar 30 2001 00 Int Ind Rev Toc 3 8 3 Derivative Time 1 D to 8 D u u u 8 3 8 3 1 Tuning the Derivative Time 8 4 8 4 Manual PID Tuning Procedure J J J J 8 4 8 5 Anti Reset Wind Up AR u u u u T T T 8 5 8 6 ZOMG PID E 8 6 8 6 1 Fiefererice E 8 6 8 6 2 Reference Deviation RDV 8 6 9 SETPOINT ett 9 1 9 1 Setpoint Setting Type Overview u 9 1 9 2 Allowable Range for Setpoints n SP Variation 9 1 9 3 Setpoint SP Ramp rate Setting 9 2 9 3 1 Setpoint Ramp Application Example sees 9 2 10 USE OF EACH FUNCTION 10 1 10 1 PV and SP Tracking EE 10 1 10 1 1 PV Tracking Selection AA 10 1 10 1 2 SP Tracking Selection 10 2 10 2 Mode Transfer Using External Contact
82. I 05D01C12 01E 1st Edition Mar 30 2001 00 lt lnt gt lt lnd gt lt Rev gt 4 8 ell 4 7 4 9 Ratio bias computing J U J J J J T T 4 7 5 CONTROL OUTPUT U J 5 1 5 1 BT Ee E 5 1 5 2 Time Proportional PID Output Relay Output Voltage Pulse Output T 5 2 5 2 1 Cycle TEE 5 2 5 2 2 Time Proportional PID Control Application Examples 5 3 5 3 Continuous PID Output 4 to 20 MA DO 5 4 5 3 1 Continuous PID Output Application Example 5 4 5 4 Position Proportional PID Output for UT450 Only 5 5 5 4 1 Position Proportional PID Operating Principles 5 5 5 4 2 Manual Operation for Position Proportional PID Output 5 6 5 5 ON OFF Control gege d 5 7 5 5 1 ON OFF Control and Hysteresis 5 7 5 5 2 ON OFF Control Application Example esee 5 7 5 6 Heating Cooling Control u u 5 8 5 7 Direct Actin Reverse Action Selection 5 10 5 7 1 Direct Reverse Action Selection Using External Contact
83. ID computation value This output type is used to drive final control elements such as thyristors electro pneumatic converter pneumatic control valve combina tions and electrical positioner motor operated valve or control motors combinations 41020 mADC 10 195 of span Load resistance 600 or less Output accuracy output i Under standard opera tion conditions 23 2 C 55 10 RH power frequency of 50 60 Hz 4 20 mA analog output terminals for control output and retransmission Not isolated between 4 20 mA outputs nor from 15 V DC loop power supply and voltage pulse control output Isolated from other input output terminals and internal circuit 5 3 1 Continuous PID Output Application Example e Recorder Alarms Retransmission iia Wa output 45000 m Ew Thermocouple 4 to 20 mA DC SCR lt YP series thyristor Electric furnace Bi F5 06 EPS The figure at the left shows as example of application in Electric Furnace control The controller measures the internal temperature of the furnace by thermocouple and operate SCR to equalize the temperature to SP value by PID control Using the retransmission output controller can transmit PV or SP value to the recorder SUPER Suppressing overshoot or SUPER 2 Suppressing hunting function provide more stable control See Chapter 7 TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt
84. IS and external contact input functions When DIS 0 When DIS 1 Factory shipped setting When DIS 2 When DIS 3 When DIS 4 DI Contact DH AUTO when DI1 ON AUTO when DI1 ON STOP when DI1 ON When switching target sal SP 1 to 4 DI o No 19 No function MAN when DI1 OFF MAN when DI1 OFF RUN when DI1 OFF S 19 DIS STOP when DI2 ON 2 SP when DI2 ON 2 SP when DI2 ON Son the below s when l as when e wnen l 18 o No 18 No function RUN when DI2 OFF 1 SP when DI2 OFF 1 SP when DI2 OFF table A Be DIS No function When switching target SP 1 to 8 STOP when DI3 ON AUTO when DI3 ON STOP when DI3 ON DI3 40 Lo No 40 RUN when DI3 OFF MAN when DI3 OFF RUN when DI3 OFF DI4 AUTO when DI4 ON 39 L N No 39 No function See the below table B No function No function MAN when Di4 OFF D 4 wee No function No function No function No function DI5 38 Loo S If all of the contact inputs are set to OFF s4 DIG the controller uses the immediatel A l o No 37 No function preceding target setpoint y No function No function No function DI6 37 COM No 20 No function Common Common Common Common COM 20 R L Remote when R L ON Remote when R L ON Remote when R L ON Remote when R L ON Remote when R L ON No 28 Local when R L OFF Local when R L OFF Local when R L OFF Local when R L OFF Local when R L OFF RIL 28 Qo COM No 30 Common Common Common Common Common COM 30 T Contact rating 12 V DC 10 mA or more UT420 PT
85. Input 5 10 5 8 Control Output Limits l u u u u 5 11 5 8 1 Output High and Low Limits 5 11 5 8 2 Output Velocity Limit a 5 11 5 9 Preset Output Value l u u u u u u J J J 5 12 6 AUTO TUNINGQ EE 6 1 6 1 How to Start Cancel Auto Tuning 6 1 7 SUPER AND SUPER2 FUNCTIONS 7 1 7 1 SUPER u au c 7 1 7 1 1 SUPER Operating Principles 7 1 7 1 2 Effects of SUPER AA 7 2 7 2 SUPER R R RR RR 7 4 7 2 1 SUPER2 Operating Principles sse 7 4 7 2 2 Effects of SUPER nennen nennen enne 7 5 7 2 3 How to Apply SUPER sssssesesseseseeee innen nnne nnne nennen 7 7 8 CONTROL PARAMETERS PID CONSTANTS 8 1 8 1 Proportional Band P u u u u u 8 1 8 1 1 Differences between ON OFF Action and Proportional Action 8 1 8 1 2 Proportional Band 1 P to 8 P Details 8 1 8 1 3 Tuning the Proportional Band 8 2 8 2 Integral Time en
86. OFF Turns the function off no retransmission output is used F10 27 EPS a Setting Range and Description Initial Value Lu RET 1 2 RTL 1 digit to 100 0 of PV 100 0 of LII input range PV input range RTH RET 3 RTL 1 digit to 100 0 L39 RET 1 2 0 0 of PV input range to 0 0 of CL RTH 1 digit PV input range RTL RET 3 0 0 to RTH 1 digit F10 27 1 EPS 10 6 1 Retransmission Output Application Using the retransmission output function any one of the following in the UT450 420 can be transmitted to an external instrument as a 4 to 20 mA DC continuous signal e PV Process variable e SP Target setpoint e OUT Control output Retransmission content can be selected by setting a code shown in the accompanying table to the RET setup parameter When code4 is selected the instru ment can generate an output for the loop power supply Note1 The following conditions apply if the parameter is set to 3 e n position proportional control a valve opening 0 to 100 is output e In heating cooling control the output value before allocation to the heating and cooling sides is output 0 to 50 Cooling side output 0 to 50 Heat ing side output Output L Code Output SE RET 4 to 20 mA 600 or less d N E Measured Recorder I I value input s E I uR amp UT450 I Setpoint I GO retransmission Simultaneous PV
87. ON OFF Position proportional PID control Position proportional PID P 5 7 control hysteresis or heating cooling control 0 0 to control and heating cooling 100 0 control 0 5 4 Direct reverse action RVS reverse action DIR direct action RVS LEM switching P 5 10 1 DR In Cooling side 0 0 to 999 9 5 0 P 5 8 we proportional band Cooling side ON OFF control i 1 Pc applies when 0 0 P 8 1 I Cooling side integral OFF 1 to 6000 sec 240 sec og time P 8 2 le tte Cooling side derivative OFF 1 to 6000 sec 60 sec id L time P 8 3 1 Dc ILI _ Cooling side ON OFF 0 0 to 100 0 0 596 IH L control hysteresis P 5 7 1 Hc TI IL Dead band In heating cooling control 100 0 to 50 0 3 0 P 5 6 LLLI In position proportional PID control 1 0 to 1 DB 10 0 See P 5 6 P 5 8 un Preset output Heating 5 0 to 105 0 0 0 UO side preset output In heating cooling control 1 PO in heating cooling control Heating side 0 0 to 105 0 In Stop mode fixed control output P 5 12 can be generated P 11 4 I _ Cooling side preset 0 0 to 105 0 0 0 oe output In Stop mode cooling side fixed 1 0c control output can be generated The PID related parameters in the above chart are displayed when 1Gr is set to PID parameter display number PID In this case the corresponding target setpoint is 1 SP target setpoint 1 To set PID corresponding to target setpoint 2 to 4 set 2Gr 3Gr or 4Gr to PID The relevant parameters
88. ON z Or eg o 0p EIO NO Id U UM dOLS NO IG Ua OLNV NO IG U9UM dOLS g O dS 10618 Buruoiiws ueuM i ety 1ndino e uueiy ET EN No No baobaofzia 34O ZIq ueuw A8 11 440 ela uayM dst 34O ZIG ueuw NOY uonounj oN E Hr ae i O 81 ZIQ we uagugbaelugl NO ZIG ueym dS z NO Zid ueum ds z NO ZId ueum dOLS alza ndnoz wey AS o Jet SEET 44O 1IG u uw NOY 330 LIG Ueu Met 33O LIG Ven NVW Uonpunp N Sling i PN HO so Beis uoum NO HIG Veit dOLS NOHA usuw OLNY NO HIG ueum OLNY sie paara jwuooJosiue L AS yeuog LCM psia uoum g SIG ueuM 2 SIQueuM nejep Jes A1oje4 L SI ueuM O SIG ueuw E dud dd suomnouny indui 126109 eujejxe pue sjejeurered s q ueewjeq eouepuodsaJo jndino uue v 1ndui j9ejuoo eujejxe jo uonounj 9y eBueu 0 NOA smole jurodjes sq Buibueu Capus zH 09 08 ejeurered dnjes S SIG aBeyon JJ 6690608 amp S8 amp amp amp amp 601 OV A OpZ 01 001 Bue1 lqenolly s xeu Oq vu 1z 0L 3 OGA0 8t S vL en au e e e ela I A 2L p sn eq 1ouueo jndjno uoissiuusueJje4 asind ebenon 6 62 66 6v gt N 6 pesn si jddns semod doo Oq A SL Jl Addns samod doa 90 A S gevur o EI J xoous ouosje JO od e S eeu esneooq 8
89. Peleus zH 09 08 eyoa 994 2501 OV A Ovz 0 001 eBue lqewollv SL xew Oq vu Lz m c OG0A0 8Li S L VU 6ta a p sn eq 1ouueo nd no uoissiuisuej aJ N e pasn si Ajddns 1 mod doo Od A St J Addns jewod dool OQ A St xoous 91499 JO ISSOd e SI J U esneooq 8 P ol Y JO 16159 YM eAIfe JOU ale peyoeuuoo q 0 Soe Jey xoeuo pue J llonuoo ou 0 1J MOd au yo uim Buum 1no BuI ueo e1ojeg NOUQWON jddns 190g Seat 10 5 009 eoueisise peo Od vu oer Iddns Joo jueuddius e10jeq lt oe ye peinBijuoo s uorssiuisue el Ad NANO uorssiusuene peol eouelsise v OG A 0 UA SZ OL U 00L eouejsseH v E OV A OSZ Bune pue o6eo6e9o 5e9e9 amp S9 eeeosJeeo amp ee 8e beeo eepsgeeoeee JeJ oJ1u02 eui YUM seus Leen lu uunO OG vu oz r Buiueoeu M SOW 104 sBum s EUL Z ees jueuudius e10jeq oe ye peun ijuoo JON Indul Ad UO ESIUNWILUOD uii siJe o4uoo 104 ino peuueo eq Ajuo ued BuulM 1 I Sy 00 os woo L OLOLOAI II Ku086je2 6elloAI Ao fu0Bejeo
90. Q 5 o Fully closed 0 Deviation 0 Deviation Output level varies continuously in proportion to amount of deviation Set point 100 P K o Output 0 Deviation 0 Deviation Prone to oscillation Smooth control performance fomance St DNS Set p j ormance i point Measured point temperature Measured Offset temperature Offset A steady state deviation offset between steady state None measurement and set point is inherent to deviation theopeating principle F8 01 EPS CONTROL PARAMETERS PID CONSTANTS Differences between ON OFF Action and Proportional Action e The proportional band is the param eter that determines the effectiveness of proportioning action e By using the Super function the temperature up ramp can be made to follow the k pattern almost exactly and significant energy savings can be achieved 8 1 2 Proportional Band 1 P to 8 P Details e Proportional band n P n Pc n 1 to 8 Reverse action example Set point Wide proportional band Narrow proportional band Set point Set point 100 E ia a 5 5 8 ZS S 2 o o o 0 Proportional hand Deviation Deviation Total span P Proportional band Output 109 e G P e Deviation F8 02 EPS e Proportional band is defined as the amount of change in input or deviation as a percent of span required to cause the control
91. SP high limit 100 0 of PV input range alarm 100 0 of PV Deviation alarm 100 0 to 100 0 input range E 3 Alarm 2 setpoint of PV input range span Deviation alarm 0 096 of TTC Output alarm 5 0 to 105 0 PV input range span P 10 10 A2 Timer alarm for alarm 1 only Other PV SP low limit alarm nn 1 Alarm 3 setpoint 0 00 to 99 59 hour min or 0 0 of PV input range rot min sec Output high limit alarm 100 0 A3 These Alarm setpoint parameters Output low limit alarm 0 0 H H Alarm 4 setpoint are common to the parameters 1 SP to 8 SP A4 dl Remote local switching REM remote operation LCL rr LCL local operation P 10 2 R L Dr Run stop switching Stop operation stopped RUN r Run operation started P 10 6 S R DL Auto tuning OFF No auto tuning OFF TT 1 to 8 Auto tuning for 1 SP to 8 SP P 6 1 AT 9 Performs auto tuning to all groups 1 to 8 cr Super function OFF Disable OFF AL Gelee suppressing uneton P 7 1 SC Ee unction i5 3 Hunting suppressing function P 7 2 Response mode 7 Target setpoint 1 to 8 1 bh ri number selection Select target setpoint 1 1 SP to 8 8 SP P 9 1 SPN I PID parameter display MENU Move to FL parameter display MENU HI number 1Gr to 8Gr Display of each PID P 8 1 PID parameter factory set to 1Gr to 4Gr EI PV input filter OFF 1 to 120 sec OFF FL Used when the PV input fluctuates P 4 7 FL LC PV input bias 100 0 to 100 0 of PV input 0 0 of PV input range cit ra
92. Setup parameters Note 1 Control action parameters OPR MOD D1001 to D1100 Common function parameters RET DVB D1101 to D1200 SELECT display registration CS parameters D1201 to D1300 PV input control output and IN OT PSL communication parameters Note 1 Data for process values operating parameters and setup parameters are stored in the types EU EUS 95 or ABS without the decimal point indicated in the Operating Parameter Lists and Setup Parameter Lists of the User s Manual of UT450 420 The OFF and ON states are represented by 0 and 1 respectively D registers D0001 to D0049 are read only Note 2 When communicating with a graphic panel do not write to or read from this area D0050 to D0100 because this area is reserved for 16 bit register data used by graphic panels Sy P A NOTE It is prohibited to read write data by communication from to the registers of blank cells in the register map tables If you attempt to do so the UT450 420 may not operate properly TI 05D01C12 01E F10 73 EPS 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 43 10 8 8 Relays of UT450 420 relays contain status information of errors operation and alarms Contents of relays can be read only by means of communication using a higher level device Note that the relays have the same information as the D registers but with relays some of the information is read only You can use l relays to perform Centrali
93. Technical UT450 UT420 Information Digital Indicating Controller TI 05D01C12 01E mE O m UU p KN lt US L D gt z UT450 UT420 Combines the simplicity of the UT350 UT320 with the most popular features of the UT550 UT520 TI 05D01C12 01E YOKOGAWA 4 BE Yokogawa M amp C Corporation Blank Page lt Toc gt lt lnd gt lt Rev gt lt lntroduction gt Introduction This Book TI 05D01C12 01E below The following User s Manuals are attached when the UT450 UT420 controller is shipped from factory A2 size User s Manual 4 copies IM 05D01C12 01E to 04E A2 size User s Manual 4 copies UT450 UT420 E A disc Users Manual Reference CD ROM type User s Manual IM 05D01A02 01E Including the manuals of Reference and Communication This technical information descibes the function of the UT450 and UT420 Digital Indicating Controllers Note For operating procedures be careful to refer to the corresponding User s Manual those are descibed A4 size User s Manual of UT450 UT420 can be purchased separately if necessary Document No IM 05D01C12 41E The contents are same as those of A2 size User s Manuals The following User s Manuals also can be purchased if necessary Title Doc No GREEN Series Communication Functions IM 05G01B02 01E GREEN Series Communication Reference A4 size IM 05G01B02 02E GREEN Seri
94. UTn 1 and OUTn 2 OUTn 3 and OUTn is the cycle time J F10 19 EPS e When the controller indicated PV and actual temperature of the furnace differ sensor loss can be evaluated from the change in output For example when the temperature inseide the furnace is 110 C despite the fact that the controller indicates as 100 C In this particular case output is hifher than that at a 100 C PV This can be detected by the sensor ground alarm In using this function the user must keep data on the normal output range i e how much output there is at a PV of 100 C e Setthe Alarm AL1 AL2 or AL3 to 25 to use the sensor ground alarm function AL4 can not be used e This function not active in the following case e During manual operation mode e When operation stops During ON OFF control mode During auto tuning e The moving average is computed as shown on the left Computation starts after PV is within the ON OFF ratio detection range Note This moving average is the ON OFF ratio OR TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 13 ON OFF ratio detection range ORB 7 Target setpoint ON OFF ratio detection range ORB ON OFF ratio high limit ORH Output normal range ON OFF ratio OR Control output Control output moving ON OFF ratio lt a a average computation starts here Computation completed here ON OFF ratio low lim
95. 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 TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 2 4 2 3 1 g Ss Purpose Name and Manufacturer Power supply grounding relay contact outputs 600 V PVC insulated wires JIS C 3307 0 9 to 2 0 mm Thermocouple Shielded compensating lead wires JIS C 1610 See Yokogawa Electric s GS 6B1U1 E RTD Shielded wires three conductors UL2482 Hitachi Cable Other signals
96. able connect the UT450 420 Green series controller in daisy chain fashion a Nunmber of units connected Maximum 31 units excluding the host b Except for the host each units has a communications address and communications are done on a one to one basis with the UT450 420 specified by the host Only one unit at a time can be specified from the host UT450 420 UT450 420 UT450 420 S FREE Oploe em C SE Total length 1200 m maximum A NOTE To avoid an electric shock be sure to turn off the power supply source to the equipment in volved before you start wiring Use crimp terminals at cable ends F10 66 EPS Before you start wiring read the user s manual of each device Wiring to a Personal Computer Since general personal computers cannot directly be connected to the RS 485 interface wiring must be provided via an RS 232C RS 485 converter The following figures show the wiring for 4 wire connection and 2 wire connection e 4 wire connection Z 101HE ml P TD SDB h of a TD SDA e Terminating resistor Terminating 22001 4W O RD RDB resistor 22001 4W RD RDA RS 232C el straight cable EN icati Communication cable JIS Class 3 grounding Communication cable grounding resistance of 100Q orless JIS Class 3 grounding JIS Class 3 grounding grounding resista
97. all load SP 500 E Jee Operation l amp F7 07 EPS e When a recipe change is required in a batch process or a set point change is required in a heat treatment process SUPER2 suppress hunting without change or re tune of PID parameters No need to change the initial PID parameters SUPER2 suppresses hunting HUNTING means the process variable becomes unstable and oscillates around set point When the PID parameters are tuned based on the conditions as left side hunting will occur at the following examples Setpoint SP change Material change Load change Hunting occurs under the following conditions The closed loop gain is larger than 1 00 The deviation between the PV and output becomes 180 out of phase TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 7 5 Operating Principle 2 s E Hunting Suppression e In hunting condition SUPER2 selects the output from process model as PV signal e Process Model shall be to remove a factor of dead time from the actual process e Real Process is under the open loop condition e After hunting is suppressed SUPER2 selects PV signal and carry out the standard feedback control PID control O Process Model P F7 08 EPS 7 2 2 Effects of SUPER2 Effect 1 au Load Change PV SP PV SUPER2 ON R Hunting Tem
98. ally 9 keys increase the speed of change To change from the parameter setting operating or setup display to the Z menu or from the setup parameter setting display menu to operating parameter setting display menu press the V and A keys simultaneously T3 01 EPS E Setting of Main Parameters at the Shipment from Factory Initial values T Initial values for Item for standard type IDA values osition proportional type yp for heating cooling type controllers P prop yp controllers controllers Remote input signal only for controllers 1 to 5 V DC variable with remote inputs Control output Time proportional PID Heating side Time proportional PID relay output variable Relay output fixed relay output variable Cooling side Time proportional PID relay output variable Control action Reverse action variable Not specified PID parameter P 5 0 240 seconds D 60 seconds Alarm output Alarm 1 PV high limit Alarm 2 PV low limit Alarm 3 PV high limit Alarm 4 PV low limit T3 02 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 2 3 2 Key Operation Principles Set PV input AUTO automatic MAN manual Selection SP display OUT display Press a R i EE key for more
99. als 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 Non volatile memory can be written to up to 100 000 times 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 Secondary terminals indicate analog UO signal voltage pulse output and contact input terminals Note The withstanding voltage is specified as 2300 V AC per minute to provide a margin of safety Insulation resistance 20 MQ or more at 500 V DC between power terminals and grounding terminal Grounding Class 3 grounding grounding resistance of 100 O or less Signal Isolations PV input terminals Isolated from other input output terminals Not isolated from the internal circuit Remote input terminals Isolated from other input output terminals or the internal circuit TI 05D0O1C12 O1E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 2 5 15 V DC loop power supply terminals Not isolated from 4
100. arginal variations in the SP value of a program Note control pattern By allowing the derivative term D to positively act upon variations resulting from a marginal change in the program pattern the controller keeps track of the pattern without delay SP S PV MV F10 06 EPS e The figure on the left shows the control action when the Standard PID control mode is selected e UT450 420 selects either the PV derivation type PID control method or deviation derivative type PID control method to carry out control accroding to the operating mode Local Remote Note Set MOD to 1 to use Fixed point control mode See the User s Manual 1M05J01B02 01E for more information of the Fixed point control mode 0 Standard PID control MOD 1 Fixed point control TI 05D01C12 01E 1st Edition Mar 30 2001 00 10 4 lt Toc gt lt lnd gt Note Selection of Extenal Contact DI Terminal Function e The function of external contact terminals can be changed by using a setup parameter DIS Especialy when Multiple Setpoint is used what function should be set on the DI terminals is selected by the parameter DIS UT450 Terminal Correspondence between parameter D
101. ay PID number display A1 setting display example Se Bi F3 03 01 EPS Seting UN Setup parameters C S1 C S2 UT450 UT420 D register Map C S3 C S4 and C S5 are used to PROCESS PROGRAM MODE PAR set the SELECT displays No 1 No 51 No 101 No 151 No 201 No 251 2 ana 1 ADERROR 51 101 151 201 A M 251 ORH drin id Ce e Ge 2 ERROR 52 102 152 202 252 ORL Deng g A 3 PV 53 103 153 208 RIL 253 specify the parameter you want to 4 Cep 54 104 154 204 254 register 5 OUT 55 105 155 205 SR 25 e For example if you want to make a 6 HOUT 56 106 156 206 256 SELECT display 1 for setting the T COUT 57 107 157 207 SPN 257 Alarm 1 setpoint set 231 D E DUE e Gees 2 258 register number of parameter A1 to pe 0007 0089 09 E PNO en D ec GEN the setup parameter C S1 Ss pii F D regist ber other th EE eg 179 229 y 279 Ta any s wal SE Gu Erman 30 30 130 180 230 280 ose on the left see the User s 31 81 131 181 531 Al 281 Manual IM 05J01B02 01E in the CD 32 82 132 182 23 A2 282 ROM 33 DISTS 83 133 183 233 283 34 84 134 1 n AERR 85 LI Z F3 03 02 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 4 PARAMETERS 3 4 1 Parameter Setting Flow Determine PV put type first Operating Parameter
102. c disturbances are caused no wind blows against the terminal board reference junction compensation element no water is splashed mp Ae ok WD no flammable materials are around Never place the controller directly on flammable items or equipment If the controller has to be installed close to flammable items or equipment be sure to provide shielding panels all around the controller at least 150 mm away from every side the panels should be made of either 1 43 mm thick metal plated steel plates or 1 6 mm thick uncoated steel plates 2 2 How to Install CAUTION Turn off the power to the controller before installing it on the panel because there is a possibility of electric shock 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 Setthe brackets in place on the top and bottom of the controller as shown in the figure below then tighten the screws of the brackets Take care not to overtighten them Large bracket e top mounting hardware Direction to insert the controller Insert the controller into the opening at the front of the panel Small bracket bottom mounting hardware F2 02 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 2 2 Installation Position P Front panel of controll
103. case where on off control is selected on both the heating and cooling sides TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 9 N Positive Dead band The figure on the left shows the dead PID Control on Heating and Cooling Sides band in the case where PID control is selected on both the heating and cooling sides Output Cooling side Heating side output output lt p Dead band X J F5 15 EPS The negative dead band denotes the e Negative Dead band zone where the heating side and PID Control on Heating and Cooling Sides cooling side control signals overlap each other The figure on the left shows the negative dead band in the case where PID control is selected on both Output the heating and cooling sides Cooling side NO 2 output Heating side output x Dead band J F5 16 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 5 10 lt Toc gt lt lnd gt 5 7 Direct Actin Reverse Action Selection bE Direct and reverse action define the direction in which output increase or decrease according to whether deviation is positive or negative Reverse Action Direct Action Condition PV gt SP PV lt SP PV gt SP PV lt SP ON OFF OFF ON ON OFF d output status The accompanying figure shows the relationship between these two variables Decreases The ON state time decreases Increases
104. ce numbers used for MODBUS communication 2 below The numbers in the column third from left are register numbers in hexadecimal notation used in MODBUS communica tion programs 3 below Note Referto the User s Manual IM05GO01B02 02E for the D Register Map Each register code name in the D Register Map tables represents a specific process data item operating parameter setup parameter or other data items such as a flag For details on the operating parameters and setup parameters See 3 4 3 Parameter List in this book TI 05DO1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 42 Classification of D Registers The table below outlines how the D registers are classified by their numbers in the D Register Map tables E Register No Area and data categories Description D0001 to D0049 Process data area Note 1 Data displayed for operation PV SP OUT and others D0050 to D0100 User area Note 2 L7 If a graphic panel is used this area is represented by shaded cells used for communication with the graphic in the table panel D0101 to D0200 Cannot be used D0201 to D0230 Operating parameters Operation mode parameters A M MOUT and others D0231 to D0300 Note 1 Computation parameters AT SC BS FL and others D0301 to D0500 PID parameters P I D and others D0501 to D0900 Cannot be used D0901 to D1000
105. communication L RS232C RS485 converter Personal Computer hereinafter simply refferred to as PC link communication protocol is one of the protocols used to communicate with devices such as PLC B i Sep mamawas Personal computers PLCs sequenc LEET ee nm ers and graphic panels Via this communication protocol these devices can exchange data with UT450 420 controller by reading writing the controller s internal registers D registers and l relays UT450 420 and Green series controllers Broadcasting PC Link communication F10 46 EPS Broadcast data No response from slaves The broadcasting allows the corre sponding multiple UT450 420 and Green series controllers to receive the command 1 In the command specify the broad cast address B3 in the table below and execute it 2 The broadcasting works indepen dently of the communication address Higher level device master of the controller Max 1200 m the maximum number of slaves 31 3 The broadcasting is only applicable to write commands 4 No response is returned when the broadcasting is used Address No Corresponding devices B1 All UT750s B2 All UP750s B3 All UT550 520 450 420s ke BA All UP550s B5 All UT350 320s F10 47 EPS B6 All UM350 330s B7 All UP350s BA All models of GREEN Series BT Al
106. couple TC input e RTD input Parameter Name of Parameter Setting Range and Description Initial Value Symbol e Standard signal of 0 4 to 2V DC or _ Selection of PV input OFF 1 to 5V DC h 5 l burnout action UP Up scale E EM DOWN Down scale Note For standard signal input burnout is determined to have i occured if it is 0 1V or less Possible to specify a travel of e Up scale e Down scale or e Off F4 08 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 4 6 Reference Junction Compensation C A Parameter Name of Parameter Setting Range and Description Initial Value Symbol Ir Presence absence of OFF ON F UL PV input reference Sp RJC junction compensation e Usually input values are compensated with the RJC function provided for the controller However if it is necessary to rigorously compensate the values with a device other than the function of the controller for example with a zero compensator the RJC function of the controller can be suspended by turning off the RJC parameter m P 4 7 PV Input Bias _ F4 09 EPS PV input value PV input bias PV value in side the UT450 420 Temperature sensed Compensation Estimated material by thermocouple value temperature Reheating furnace F4 10 EPS This function allows bias to be summed with input to develop a
107. ction AL1 DI 3 Alarm 2 type OFF 1 to 20 25 to 31 2 LE AL2 DI 7d Alarm 3 type These Alarm Type parameters are common to the 1 P 10 9 ni parameters 1 SP to 8 SP AL3 I Alarm 4 type 2 ALY AL4 LOLI 4 Alarm 1 hysteresis 0 0 to 100 0 of PV input range span 0 5 of PV vit Output alarm 0 0 to 100 0 input range span HY1 Output alarm LILI Alarm 2 hysteresis 0 5 Me HY2 H LI Alarm 3 hysteresis SR m S HY3 lt LILILI Alarm 4 hysteresis LSW HY4 f4 4 Alarm 1 delay timer 0 00 to 99 59 min sec enabled when alarm 0 00 E n type ALn is 1 to 20 or 28 to 31 DY1 n 1 to 4 08 9 Alarm 2 delay timer An alarm is output when the delay timer expires OIC after the alarm setpoint is reached DY2 III Alarm 3 delay timer oa DY3 IT Alarm 4 delay timer oat DY4 DZ Alarm mode Allows the alarm function to be enabled or disabled 0 verti according to the operating condition AMD 0 Always active 1 Not active when in Stop mode 2 Not active when in Stop mode or manual operation S E TI 05D01C12 01E T3 04 1 EPS 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 10 Setup Parameter 2 4 x k j Name of Parameter Setting Range and Description Initial Value User Setting _ Om Output velocity limiter OFF 0 OFF DI 0 1 to 100 0 sec P 5 11 OPR
108. d from RUN to STOP the output value is neither the automatic output value nor the manual output value at that time but rather a third value the preset output value The output under these conditions is free from the output high and low limits and from the output velocity limit A preset output value is set using the n PO operating parameter This value is not restricted by output limits n OL or n OH Parameter Range 5 0 to 105 0 In heating cooling control n PO Heating side 0 0 to 105 0 n 1 to 8 in stop state fixed control output can be generated In heating cooling control n OC Cooling side 0 0 to 105 0 n 1 to 8 In stop state fixed control output can be generated e When the controller is switched from STOP to RUN balanceless and bumpless transition is accomplished TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 6 AUTO TUNING e Auto tuning AT e Automatic PID constant setting function e UT420 450 uses a limit cycle method The auto tuning temporarily executes ON OFF control calculates appropriate PID constants from response data obtained and sets these constants Auto tuning in progress AT lamp flashing Setpoint Temparature Control output x I 3 PID control using PID Time ON OFF contro n constants calculated gt from the AT results AT ON
109. d from other input output terminals and internal circuit Feedback slide resistance input terminals Not isolated from 4 20 mA analog output terminals control retransmission 15 V DC loop power supply and voltage pulse control outputs Isolated from other input output terminals and internal circuit Power terminals Isolated from other input output terminals and internal circuit Grounding terminals Isolated from other input output terminals and internal circuit 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 9096 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 147 m s or less 11 ms Installation height Height above sea level of 2000 m or less Warm up time 30 minutes or more after power on Transportation and storage conditions Temperature 25 to 70 C Temperature change rate 20 C h or less Humidity 5 to 9596 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 remote input 0 02 of F S C On RTD in
110. e When setting the target setpoint Message data to be sent from the higher level device controller the higher level device 1388 hexadecimal value of 5000 sends the message data 1388 which is the hexadecimal value of Response data from Green 50 00 this is also true for setting Message dala 1988 series controller 1388 5 000 or 500 0 Green series controller side Target setpoint 50 00 The position of the decimal point for 5000 is determined by the DP decimal point position parameter of the Green series controller F10 41 EPS 50 00 to a UT450 420 Green series 5000 decimal point removed from TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 25 List of Function Codes MODBUS communication Function codes are command words used by the higher level device Per sonal computer etc to obtain the D register information of UT450 420 Function T e Code Function Description e The write function codes will not write e into read only or disabled D registers 03 Reads data from multiple Capable of reading data from a maximum registers of 64 successive registers e Broadcasting is possible with function 06 Writes data into a register Capable of writing data to one register codes 06 and 16 only Also in this case read only or disabled D 08 Performs loop back test Used to check connection for re
111. e received character string 1420 END IF 1430 RETURN 1440 1450 timeout Timeout processing 1460 fTIMEOUT 1 Set timeout flag 1470 RCVCHR Time out 5 sec 4CR Character string for display on screen Time out 5 sec 1480 RETURN T Line numbers are not required They are simply provided for checking the number of program steps M Zz F10 60 EPS TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 36 10 8 4 Ladder Communication Overview Ladder communication Max 1200 m up to 31 slave controllers can be connected UT450 420 and Green series controllers J F10 61 EPS Communications with PLC E List of PLCs that can be connected ER Supplier Product Requirement Yokogawa Electric FA500 With communication Corporation module RZ91 ON FA M3 With communication module F3RZ91 ON Mitsubishi Electric MELSEC A series and With computer link unit Corporation or others others PLCs that can communicate With computer link unit in handshaking mode Ke Note For more information about the PLCs listed above contact the supplier E F10 62 EPS Example Communication with MELSEC EU b MELSEC A series Slot No Ort 8 Computer link unit 1 A1SJ71UC24 R4 or 2 A1SJ71C24 R4 RS 485 communication DI unit UT450 420 Green series Address No
112. eating side terminals 16 17 cooling side terminals 46 47 Number of 1 or 2 two for heating cooling type outputs Switched between a voltage pulse output and current output Output signal On voltage 12 V or more load resistance 600 Q or more Off voltage 0 1 V DC or less Resolution 10 ms or 0 1 of output whichever is larger Relay contact output Standard type terminals 1 2 3 heating side terminals 1 2 8 cooling side terminals 69 69 60 position proportional type terminals 48 49 50 Number of outputs 1 or 2 two for heating cooling type Output signal Three terminals NC NO and common Contact rating 250 V AC or 30 V DC 3 A resistance load Resolution 10 ms or 0 1 of output whichever is larger TI 05D01C12 O01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 12 3 Contact Inputs Purpose Number of inputs Target setpoint selection remote local mode switching and run stop switching Differs with model and suffix codes as shown in the table below Model and Number Contact input available y Present Blank Not preent Suffix Codes of Inputs DI DI2 DI3 DI4 DI5 Die R L UTA450 lO 2 v V UT450 11 7 Z UT450 _ 2 3 4 4 UTA450 8 6 4 4 Vv V v 4 UT450 L_ 4 3 V vi UT420 00 2 4 4 UT420 07 4 V Z V V UT
113. ective action will be too slow with propor tional action or proportional plus integral action alone causing overshoot However even just sensing whether the deviation is on an increasing or a decreasing trend and adding some early corrective action can improve the controllability Thus the derivative action D action is action that changes the output in proportion to the deviation derivative value rate of change The param eter that sets how the derivative action will be operate is the derivative time n D The derivative time n D is defined as the time required with PD action to develop when a constant slope change in deviation is imposed an output change due to derivative action that is exactly equal to the change due to proportional action TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 8 4 8 3 1 Tuning the Derivative Time d e The longer the derivative time set the stronger the corrective action and e When manually adjusting the derivative time parameter the more likely the output will become oscillatory Oscillations due to derivative action are characterized by a short period e Adjust from shorter time to longer time e If you see a short period oscillation the time is too long e When the derivation Time n D is set to OFF the derivative action does not function D 2 OFF should always be used when controlling fast respond ing inputs such as pressure and flow
114. er Must not Rear of controller exceed 30 A F2 03 EPS Install the controller at an angle within 30 from horizontal with the front panel facing upward Do not install it facing downward The position of right and left sides should be horizontal TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 2 3 Howto Connect Wires CAUTION 1 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 possibility of electric shock 2 Wiring must be carried out by personnel who have basic electrical knowledge and practical experience B For DC Relay Wiring B For AC Relay Wiring UT450 UT420 External DC power supply UT450 UT420 External AC power supply HE Relay AJ SE TI R 1 H 5 Li f AL 2 T I f d Nude ES Mount it directly ET UT s contact Relay to the relay coil UT s contact Relay CR filter Use one with a relay coil terminal socket Use one with a relay coil Mount it directly rating less than the UT s rating less than the UT s to the relay coil contact rating contact rating terminal socket F2 04 EPS NOTE 1 Provide power from a single phase instrument power supply If there is a lot of noise in the power line insert an insulating transformer into the primary side of the line and use
115. eration stops CH m EES e When target setpoint No is changed to any number other 2 Detection direction Downward than 1 PV e During remote control e When timer time is set to OFF Set time period lt _ gt Alarm HY SP W The alarm timer can only be set for alarm 1 It cannot be set for alarms 2 to 4 ON Alarm output OFF Note The timer function is not avail On Out able for 2 SP to 8 SP Timer setting Remaining time Timer setting e Operating Display changeable unchangeable unchangeable changeable e Timer starts counting when PV reach n the final target SP in case SP up Control start down ramp slope function is used Time up Reset Alarm lamp state Out i Blink F10 17 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 12 10 3 3 Sensor Ground Alarm Application N Qe from sensor 100 C not equal Furnace e Actual temperature 110 C 100e Product MV output Y WWW sn The MV output is not the output at PV 100 C but the output at the actual 110 C Xs E F10 18 EPS Computation a OUTn OUTn 1 OUTn 2 OUTn 3 OUTn 4 5 Moving average ON OFF ratio OR OUTn is the current output The time width between each OUTn and OUTn 1 O
116. es User s Manual Detailed Functions IM 05J01502 91E Digital Indicating Controller User s Manual 4 copies IM 05D01C12 00E A2 size GREEN Series User s Manual ODROM Reference CD ROM Edition IM 05D01A02 01E These are same User s Manuals those are attached to the controller TI 05D01C12 01E 1st Edition Mar 30 2001 00 Blank Page Int Ind Rev Toc 1 UT450 UT420 Digital Indicating Controller TI 05D01C12 01E 1st Edition CONTENTS 1 OVERVIEW pe 1 1 1 1 External Dimensions and Panel Cutout Dimensions 1 3 1 2 Function Block Diagram for Standard Type UT450 420 1 4 1 3 Function Block Diagram for Heating Cooling Type UTA50 1 5 1 4 Function Block Diagram for Position Proportional Type UT450 1 6 2 INSTALLATION AND WIRING 2 1 2 1 Installation Location J J J T J 2 1 2 2 How to Install uA A A EANNAN 2 1 2 3 How to Connect Wires L UI I essen aa dana aa aaa aa nnn hann n nn nn nna 2 3 2 8 1 Cable Specifications and Recommended Cables 2 4 2 3 2 Recommended Terminal LUGS sene 2 4 2 3 3 Terminal Covers
117. ettings can be accomplished using the UPR Temperature and DNR operating parameters difference S 140 C Parameter Range OFF 0 0 096 1 digit of PV input range span to 100 0 of UPR PV input range span DNR Set ramp up rate or ramp down rate per hour or minutes Set unit in ramp rate time unit TMU SP 500 C Temperature rise time 2 min Increase velocity De 70 C min Note 1 Note1 Setting resolution is 1 min or 1 hr Min or hr can be set using the TMU setup parameter F9 03 EPS e e The figure at the left shows an 9 3 1 Setpoint Ramp Application Example exampie of continuous furnace control In an application such as a continuous furnace thermal shock Example Continuous Furnace Control due to abrupt temperature changes Recorder pose a risk of deformation on the heat resisting container A setpoint ramp is therefore set to reduce thermal shock due to a sudden change in the setpoint n SP I I s immediately after operation startup RUN STOP see the lower left of the figure P contact Closed to run Setting procedure is as follows e Setthe setpoint up ramp UPR to the desired value e Set the PV tracking selection PVT to ON PV tracking ON Heat resisting container lt Example of ramp setting gt muffle 1100 C 1100 C Results Natural Ramp e Temperature never increases
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119. f the master controller TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 22 10 8 2 MODBUS Communication Over View MODBUS communication Personal computer or PLC L RS232C RS485 converter UT450 420 and Green series controllers m J F10 36 EPS ASCII Mode VS RTU Mode MODBUS communication lt N Item ASCII mode RTU mode Number of data bits 7 bits ASCII 8 bits binary Message start mark colon Unnecessary Message end mark CR LF Unnecessary Message length Note 1 2N 1 N Data time intervals 1 second or less 24 bit time or less Note 2 Error detection Longitudinal redundancy Cyclic redundancy check LRC check CRC 16 Note 1 When the message length in the RTU mode is assumed to be N Note 2 When the communication rate is 9600 bps 1 9600 x 24 sec or less N p _ LZ F10 37 EPS A MODBUS communication protocol is one of the protocols used to communi cate with devices such as PCs PLCs sequencers and graphic panels Via this communication protocol these devices can exchange data with Green series controllers by reading writing the internal registers D registers of a Green series controller Refer to the registers Map in the User s Manual IM 05G01B02 02E for more details about internal registers For the MODBUS communication of the UT450 420 Green Series two trans mission m
120. faster cooling setting E than the preset rate Sto SC SC lt Continuous furnace gt e Setting a moderate ramp can help to Se P reduce time difference in heat F9 04FPS transmission within the furnace Note The external contact rating current rating requirement is multiplied by the number of controllers connected Deformation of heat resistant materials inside the furnace due to thermal expansion and contraction can be reduced e The life of the heat resistant material can be extended TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 1 10 USE OF EACH FUNCTION 10 1 PV and SP Tracking e The balanceless and bumpless function is available to prevent abrupt control output changes at time of PV Tracking Forces the setpoint SP to track the measured value AUTO MAN or STOP RUN transfer see pages P 10 5 and P 10 6 PV when in any mode combination other than e In contrast the tracking function is based on the concept of eliminating deviation by manipulating the due to deviation existing at the time of transfer setpoint prior to the transfer AUTO RUN This prevents output bumps at time of transfer to AUTO RUN which could otherwise occur e PVand SP tracking can be individually selected or canceled SP Tracking Forces the local setpoint to track the remote setpoint when in REM mode This prevents output bumps at time of REM to LOCAL transfer which could otherwise occur due to
121. g parameter setting display di Switching to AUTO Operating Display Q SP display v Measured value lc 74 Setpoint engineering unit Setpoint number symbol Example of 1 SP Operating Display OUT display e OUT display for Heating Cooling type ey Fir 459 Op Ags LUC LS LLLI Lee AU ES Output j Cooling side Heating side symbol Control output output output Operating Display PID number display lt l D ld i 4 PID number Note Set PV input type first when the IN OFF display is appeared F3 03 EPS TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 4 3 39 1 SELECT Display Useful Operating Displays ia Ordinary operating displays example Registering frequently changed parameters in the SELECT display after ordinary operating displays will allows you to change settings easily A maximum of five SELECT displays can be registered Useful operating display SELECT display For example if you want to change the Alarm 1 setting value often select E the operating parameter A1 setting I a IEA display as a SELECT display e Jkey EE key 6 E key Gi Sal Me Se SP display OUT displ
122. gisters will not be written communication 16 Writes data into multiple Capable of writing data into a maximum D B registers of 32 successive registers F10 42 EPS Communication with Higher level Devices Personal computer etc When you use a commercially available SCADA or the like or a user created communication program you must be careful when specifying D register numbers contained in messages because in both cases you cannot use the original D register numbers as they are a N 1 When using a commercially available SCADA or the like specify D register numbers by changing them into reference numbers To change them into a reference number replace the D register number s leading character D with 4 When using a DDE server or others specify these reference numbers 2 In a user created communication program specify a D register using the hexadecimal number of the value obtained by subtracting 40001 from the D register s reference number Specify this hexadecimal number Example To specify target setpoint D0301 e For a message using commercially available SCADA or the like specify reference number 40301 e For a message in a user created communication program specify 012C the hexadecimal number of 0300 which is obtained by subtracting 40001 from the reference number M 27 F10 43 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 l
123. ind up AR Function of AR CoD PID computations 100 stop n OHr Output PID computations restart n OH Output high limit value Target setpoint Process variable Deviation value AR the ratio of PV n SP to proportional band n P Time A Computation of AR e The deviation ratio setting range of AR is obtained by the following PV n SPI Deviation ratio x 100 96 Proportional band n P F8 09 01 EPS e Where there is a large deviation at the start of the control operation for example integral outputs are accumulated and the process input exceeds the setpoint thereby causing the output to overshoot To avoid this the controller provide an anti reset wind up function for suppressing an extreme integral output by stopping PID computations e Parameter AR sets the point by specifying a deviation ratio 96 at which to restart the PID computation that is suspended by the controller s anti reset windup function PID computation restarts when the deviation ratio has decreased to the AR value The setting range for the deviation ratio set in parameter AR is 50 0 to 200 0 However when the param eter is set at AUTO another setting option the controller automatically determines the point at which to restart the PID computation Parameter Range AR AUTO 50 0 to 200 0 TI 05D01C12 01E 1st Edition
124. inuuxej Legd es Aiddns semod speubis jueuno Oq vui oz r BuIAI9991 ueuM uoneuojur aure H suonounj dool 9d A bz Jejonuoo eu unm speufig alow 10 sBumes Jelu Z 88S Bee Se WE Mogeounuiuo9 UUM E 10 Aiddns samod dool Od A tZ tee JUBLND OG vul oz y Buweoed I juauidiys e1ojeq De Je painByuoo oN indui Ag IT POHO eq juo ueo Bui mo paleo eq Ajuo ueo Du juoneorunuiuoo sgp SH Uu S1 llonuoo 10 jno peuueo aq Aug ueo BuuiM 2 4 Terminal Arrangement Diagrams Toc Ind ig 0Sr Ln 40 20 0St L IPPON ed puepuels ospin B 1st Edition Mar 30 2001 00 TI 05D01C12 01E Sd3 60 24 O O pueq jeuoruodoud eui jo Julodjas ay eDueuo pue mue eje 199Jes jorjuoo jjo uo JO ndyno ejei e o ed eui eBueuo oL JO4JUOD jeuoniodoud ou JO sou oi 18491 BAOGE ai
125. ion No password is required when PWD is set to 0 Operating parameter PASSWORD setting display Setup parameter setting display Ze F10 21 EPS Note Always remember your password Once a password has been set you cannot access the setup parameter setting display unless you enter the correct pass word To cansel your password the controller must be serviced for a fee at a Yokogawa service center Cancelling a password reverts all parameters back to their factory set defaults For this reason it is strongly recommended to keep a written record of all controller parameter settings TI 05D01C12 O01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 1 5 10 4 2 Key Lock e Problems could result if a person unaware of the UT450 420 functions inadvertally changing the operating e Locks the 4 Z keys on the controller conditions during operation front panel to prohibit their operation v keylock However the password setting or the following To prevent this the UT450 420 offers security related parameters setting operation is the key lock related parameters possible noted at the left which can be used e Locks the key on the controller front panel so that the relevant keys will not CJ key lock to prohibit switching between auto and manual function when pressed modes e Mode transfer using the external contact is available although key lock has
126. ired unit in a blank label for use TI 05DO1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt Ind gt 4 4 4 4 Changing the Measurement Range Scaling The maximum value RH and minimum value RL of the PV range can be set for voltage input the maximum value SH and minimum value SL of the PV input scale can be set NOTE The controller may automatically initialize the registered operating parameter setpoints if any change is made to the data item PV Input Type IN Maximum Value of PV Input Range RH Minimum Value of PV Input Range RL PV Input Decimal Point Position DP Maximum Value of PV Input Scale SH or Minimum Value of PV Input Scale SL 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 d Parameters to be set for temperature C Example of Temperature Input input 1 PV input type IN Set according to a sensor 2 Maxi f PV input 270 0 C d se ee value of PV input range Instrument f input range E Set the maximum value of the range to be controlled Ba Set a range 3 Minimum value of PV input range PV input range tobe RL controlled i 0 0 C 800 0 C Set the minimum value of the range Minimum value of Maximum value of to be controlled PV input range RL PV input range RH
127. is clearly read The front panel size is 48 mm width x 96 mm height and the depth is 100 mm designed for saving space Operator can start control operation immediately after completing the simple settings Parameter can be easily set using a personal computer Parameter setting tool model LL 100 sold separately is required Universal input and output enables users to set or change freely the type of measured inputs measurement range type of control output etc from the front panel Contact inputs up to 4 points can be employed and functions assigned to each contact The maximum number of points varies depending on the specification code Various communication function are provided Communication is pos sible with personal computer programable logic controller and other controllers Model and Suffix Codes Model Suffix Code Description Contact input output available UT420 Digital indicating controller 1 8 DIN S Type Standard type Contact input Contact output 0 None DI1 DI2 AL1 AL2 AL3 Options 7 Communication functions remote input 2 additional DIs DI DI2 DI3 R L AL1 AL2 AL3 8 Remote input 2 additional DIs DI1 DI2 DI3 R L AL1 AL2 ALS Items to be Specified When Ordering T1 02 EPS Model and suffix codes necessary unnecessary of User s Manual or Quality Inspection Certificate QIC TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc
128. it ORL Sensor ground alarm output Since the ON OFF ratio OR exceeded the ON OFF ratio high limit ORH the sensor ground alarm was output F10 20 EPS Sensor loss detection works as follows Sensor loss is detected and an alarm is output when the moving average of the control output ON OFF ratil drifts outside the set high limit operation parameter ORH and low limit operation parameter ORL This is done even if control is stable and PV stays within a constant range of the target setpoint The sensor ground alarm trigger is shown in the figure on the left As shown in the figure set the ON OFF ratio high limit ORH and the ON OFF ratio low limit ORL to a slightly wider range than the output normal range And because ON OFF ratio computation starts when PV is within the ON OFF ratio detection range set the ON OFF detection range close to the target setpoint If set too wide the sensor ground alarm will trigger when output is unstable hence it will be output frequently TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt Ind gt 10 14 10 4 Security Function 10 4 1 Password By setting a password you can prevent inadvertent changes to setup param eters The password is verified when you switch from the operating parameter setting display to the setup parameter setting display Password is displayed only when password registrat
129. key is hold down Y Manual operation Control computation I Output limiter Preset output 24 V loop 15 V loop Retransmission power supply power supply output Alarm function Signal comparison Lrelay Hrelay E T P key OUTPUT terminals 48 49 and 0 FEEDBACK terminals 49 and 2 Alarm 1 Alarm 2 Alarm 3 Alarm 4 Terminals Current Alarm 4 output is available Feed back pn output Bande terminals BD and on UT450 41 amp 43 only input Direct reverse signal LPS 24V is available Motor driven valve on UT450 4L Jonly Valve position sliding essor 3 C Terminal C 5 Parameter Function Analog signal gt Contact signal lt gt Front panel key Legend F1 07 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 2 1 2 INSTALLATION AND WIRING 2 1 Installation Location To install the controller select a location where no one may accidentally touch the terminals 150 mm mechanical vibrations are minimal E SS 150 mm 150 mm corrosive gas is minimal aen temperature can be maintained at about 23 C and the fluctuation is minimal Y no direct radiant heat is present Sree no magneti
130. l UT controllers of GREEN Series BP All UP controllers of GREEN Series 00 All devices supporting PC link communication 01to 99 Device with a corresponding address number F10 47 1 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 28 Commands PC Link communication y WC s Commands sent from a higher lebel device Personal computer etc to a UT450 420 Green series controller Number Variable consist of the elements shown in the ofbytes 2 2 1 3 length 2 111 table on the left Address CPU Time to Data Element GT X number number wait for Command corresponding Checksum ETX CR ADR 01 response 0 to command LN F10 48 EPS Note The control codes STX ETX and CR in commands are indispensable Do not miss any of them when you create a communication program for PC link communication A communication failure will result if any of them are omitted or if the order is incorrect The Description of Each Element of Command PC Link communication g 1 STX Start of Text K This control code indicates the start of a command The character code is CHR 2 2 Address Number 01 to 99 Address numbers are used by a higher level device to identify which Green series controller to communicate with ID number of UT450 420 Green series 3 CPU Number This number is fixed to 01 4 Time to Wait for Response
131. l uonoun o uoljouny o uonounj oN Aere uonoun ON ri uoneayioeds eai PU S LE nu uo see ow anda ERU Sq PPE 1 schon aaen g IC K 8 AS o 4ge sia uonounj on uonoun oN uonoun oN NO HdOHJOHJO HO 910 uonounj oN m 9 si1ndino sia g3o NO NO NO NO 440 440 440 sia FEI pv indio g uuejy S S rey JdO rIG U YM NVA 440 NO NO H40 440 NO NO 440 PO ui Uuonouny o Uonounj o EI Ast o 6 FIC No pia uaym orny UOHouns ON HOUNS ON 5 Polno baono og no Bao ag CN e 44O 610 ueum NN 4d4O Id Ugen NVN 44O IG ueuw Nn assis zasogssasvastas zas uonounj oN INOO uowwog Op ela o 0r EI No giq uaym dos NO EId Ven OLNY NO EId Van dOLS 8 0 dS 10618 BulyoUMs usu eie indi nan K Aer No No iaoBao zia D reg ueuw ast 43O ZIG usu ds t JdO zla ueu NOY BEE o v co e uuelv gt 87 O 8 ZIA INolisgNo og mg NO zIG uaym ds z NO ZIG uaym ds z NO ZId veu do1S i m em E ETE ndino z AS SC dS HStHSzHS 44o iiq van NN 43O lIG ein NV 44O H1 UYM NY een OS indio g EK x DI ve O TBE HO se Bunce uym NO HQ Ven dO1S NO HId usuw OU NO LId u uw o1nv peuoojossue L AS yeuog L GOD psia uym SIQ ueuM Z SIQueuM Qinej p yes A1ojoe4 Lag ueuw o sia ueuw an oO 9 LV mdino uuelv suonouni 1ndu 1263u09 eujeixe pue siq Je ewesed Usemjeq eouepuodseuoo indino uueiv indu ppo eujojxe JO uonounj eui eDueuo o NOA SMOUE Julodjas siq 6ui65ueuo jejeurejed dnies e si eg
132. lay Classification Description 1to 16 Input error same as D0001 17 to 32 PV error same as D0002 33 to 48 Use not permitted 49 to 64 Calibration parameter error same as D0035 65 to 80 Status Mode same as D0008 81 to 96 Use not permitted 97 to 112 Alarm status same as D0011 113 to 160 161 to 176 Use not permitted 177 to 192 193 to 208 Input error same as D0001 209 to 224 PV error same as D0002 225 to 240 Use not permitted 241 to 256 Calibration parameter error same as D0035 257 to 272 ON status Mode same as D0008 273 to 288 Use not permitted 289 to 304 Alarm status same as D0011 305 to 352 353 to 368 Use not permitted 369 to 384 385 to 400 Input error same as D0001 401 to 416 PV error same as D0002 417 to 432 Use not permitted 433 to 448 Calibration parameter error same as D0035 449 to 464 OFF status Mode same as D0008 465 to 480 Use not permitted 481 to 496 Alarm status same as D0011 497 to 544 545 to 560 Use not permitted 561 to 576 571 to 592 Actual cascade SP No same as D0010 Note1 593 to 608 Current PID number same as D0009 Note1 609 to 624 Use not permitted 625 to 656 Use not permitted 657 to 672 SR Power on status 673 to 688 Deviation lamp status Note2 689 to 704 Alarm output status same as D0036 705 to 720 Use not permitted 721 to 2048 User area Note3 User write read area Note1 Four bit information using hexadecimals 0000 for 0 0010 fo
133. lt lnd gt 5 2 2 Time Proportional PID Control Application Examples e Water Temperature Control Example RTD input 1 Relay output Solenoid valve Heat exchanger Wash tank F5 04 EPS Dye washing and food heating use steam and heat exchangers to control wash tank water temperature or heat ing chamber temperature Steam flow is controlled by ON OFF operation of the solenoid valve Cycle time should be approx 10 to 30 sec for relay output However for voltage pulse output cycle time can be reduced to a minimum value of 1 sec without concerning about relay life This allows further improvements in controlla bility Note Note The cycle time parameter range is 1 to 1000 sec for both relay output and voltage pulse output TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 4 5 3 Continuous PID Output 4 to 20 mA DC ge UT450 controller Restricted to the range between output high l l Manipulated beh limit OH and output l output N e Manipulated output low limit OL values see 5 8 1 Furnace 4mA 0 100 Displayed output value Thyristor unit F5 05 EPS In continuous PID output the PID computation result is output as a continuous analog signal The analog signal that serves as manipu lated output 4 to 20 mA DC or 1 to 5 V DC is proportional to displayed output value P
134. lve input error or burnout S OCCUIS 2 Valve position estimating type Ne T3 04 4 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 4 MEASURED INPUT 4 1 Universal Input e Universal Inputs RTD Relay contact 2 wire trans mitter Motor operated valve Universal Control Outputs 4 to 20mA current Voltage pulse See Page 5 1 for the information of Universal Output F4 01 EPS 2 wire transmitter EJA 2 wire transmitter FP201 UT450 3 or UT450 A F4 02 EPS Selectable among TC RTD mV and DC voltage The type of input signal and input range can be changed at the customer side by some key operation or by using LL100 parameter setting tool 0 1 Indication Accuracy Refer to the chart on the next page Connectable up to two 2 wire trans mitters simultaneously UT450 420 has a 15V loop Supply 15V LPS for a transmitter Moreover 24V LPS is also available simultaneously as optional function Applicable models for 24V LPS UT450 3 and UT450 A UT420 has no 24V LPS function TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt B Instrument Input Range Codes Input Type yog Kc Measurement Accuracy T Set the data item PV Input Type IN to the OFF option to
135. mbol on the back 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 F2 07 EPS CAUTION Do not touch the terminals on the rear panel when power is being supplied to the controller Doing so may result in electric shock 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 v 2 With the cover properly folded fit the Step 2 top and bottom holes to the protru sion of the mounting brackets Fit the hole of the terminal cover to the protrusion on the mounting bracket v F2 07 01 EPS TI 05DO1C12 O01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 2 6 2 3 4 Wiring for 15V DC 24V DC Loop Power Supply See 10 7 Loop Power Supply on Page 10 19 for the outline of these function 15V DC Power Supply Wiring to Two wire Sensor EC ON C 15V DC Loop Power Supply for two wire transmitter is available in all models of UT450 UT420 as standard function If retransmission output is External PV input used 15V DC loop power supply can resistor 0 4 to 2 0 V DC signal not be used Note 8 Two wire transmitter We P Loop power 4 20mADC supply 14 5 to 18 0 V DC Note Connecting a 100 resistor to the terminals is optional Model X010 100 2 resistor with M3 5
136. n under normal operation and turns off if there is a failure Stand C by Action Treated as normal Abnormal Normal gt The alarm output turns on The alarm output does not turn on in this region even if the PV value is below the low limit of the alarm setpoint Power on gt Time Low limit of alarm setpoint F10 15 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 10 e There are alarms AL1 AL2 and ALS The AL4 is included with UT450 Note UT420 does not have the alarm 4 AL4 1 or UT450 L 13 only The user can set the characteristics for each of these alarms independently by setting the alarm type codes in the table for the alarm 1 AL1 alarm 2 AL2 alarm 3 AL3 or alarm 4 AL4 setup parameter Note UT420 does not have the alarm 4 AL4 Output e Relay Contact AL1 AL2 and AL3 contact rating 240V AC 1A 30V DC 1A resistance load e Transistor AL4 Optional contact rating 240V DC 50 mA Alarm point setting The alarm setpoints are set using the A1 A2 A3 and A4 operating parameters Alarm hysteresis If the instrument frequently goes in and out of an alarm condition hysteresis band can be widened Alarm hysteresis can be set using the HY1 HY2 HY3 or HY4 setup parameters Parameter Range e For measured value alarm A1 100 0 to
137. nce grounding resistance of 100Q or less of 100Q or less Ze Note Z 101HE and ML1 LIare the converters of Sharp Corporation and Yokogawa M amp C Corporation respectively You can also use other RS 232C RS 485 converters Before you use another converter check its electrical specifications F10 67 EPS TI 05D01C12 O01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 39 d N e 2 wire connection ML1 UT UP UT UP E gt Terminating PC a du resistor 22091 4W RS 232C straight cable Communication cable Communication cable JIS Class 3 grounding JIS Class 3 grounding JIS Class 3 grounding grounding resistance grounding resistance grounding resistance of 100Q or less of 100Q or less of 100Q or less Note Z 101HE and ML 1 L1 are the converters of Sharp Corporation and Yokogawa M amp C Corporation respectively You can also use other RS 232C RS 485 converters Before you use another converter check its electrical specifications J F10 68 EPS Wiring to a PLC or Graphic Panel Since general PLCs sequencers and graphic panels have an RS 485 interface they can be directly connected to a Green series controller If your PLC sequencer or graphic panel has an RS 232C interface see the previous Wiring to a Personal Computer 4 wire connection PLC or graphic panel fol UT UP
138. ne adjustment of a valve When this function is used there is no need for T V AT adjustment using the parameters V RS V L and V H OFF o ON Start automatic adjustment 2 UI E Valve position setting The parameters V RS V L and V H are designed for 0 o or 3 reset manual adjustment of valve positions V RS Setting V RS to 1 resets the valve adjustment 5 settings and causes the indication V RS to blink o LII Fully closed valve Pressing the SET ENT key with valve position Undefined o DI position setting set to the fully closed position causes the 5 V L adjusted value to be stored When V L adjustment is complete V L stops blinking 2 LILI Fully opened valve Pressing the SET ENT key with valve position Undefined o DEI position setting set to the fully opened position causes the P 5 5 Ce V H adjusted value to be stored When V H gei c adjustment is complete V H stops blinking 2 Le Valve traveling time 5 to 300 sec 60 sec o LI Used to operate a valve according to the estimated m TR T valve position Set the time required for the valve to open fully from a state of being fully shut Confirm S the valve traveling time by consulting the datasheet of the valve s specifications s The valve traveling time is only effective when 2 Valve Adjustment Mode V MD is set to 1 or 2 Valve adjusting mode 0 Valve position feedback type 0 o Hn Oo 1 Valve position feedback type moves to the V MD estimating type if a va
139. neral purpose personal computer and PLC Protocol MODBUS RTU MODBUS ASCII Baud Rate 600bps to 9 600bps TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 21 Personal Computer Link Communication PLC E maa Personal computer or PLC nu J RS232C RS485 converter UT450 420 and Green series controllers W x F10 33 Ladder Communication EPS FA M3 9 KE KEE Max 1200 m up to 31 slave controllers can be connected UT450 420 and Green series controllers e F10 34 Coordinated Operation EPS e Max 1200 m up to 31 slave controllers can be connected UT450 420 and Green series controllers lt lt F10 35 EPS A protocol used for communicating with a general purpose personal computer or UT link module and serial communi cation module of PLC FA M3 range free controller FA M3 and a recorder can be connected in the same line A protocol used for communicating with a PLC Communication with a computer link unit ofthe MELSEC A series made by Mitsubishi Electric Corporation is possible FA M3 is the PLC made by Yokogawa In coordinated operation a UP program controller or UT digital indicating controller is used as a master controller and multiple UT digital indicating controllers as slave controllers The slave controllers are operated in accordance with the actions o
140. nge span span P 4 6 BS Used to adjust the PV input value Hun Setpoint ramp up rate OFF OFF UI 0 0 1 digit of PV input range span UPR to 100 0 of PV input range span P 9 2 I Setpoint ramp down Set ramp up rate or ramp down rate OFF one rate per hour or minute DNR Sets unit in ramp rate time unit TMU pr Ratio setting 0 001 to 9 999 1 000 E Target setpoint Remote input RT x Ratio setpoint Remote bias P 4 7 Lg Remote input bias 100 0 to 100 0 of PV input 0 0 of PV input range P 10 17 r 131 range span span RBS Ci Remote input filter OFF 1 to 120 sec OFF ruv P 10 16 RFL ON OFF rate detection 0 0 to 100 0 of PV input range 1 096 of PV input range DI b band span span ORB 4 ON OFF rate high limit ORL 1 digit to 105 0 100 0 D R P 10 12 ORH I ON OFF rate low limit 5 0 to ORH 1 digit 0 0 Fir ORL o T3 03 1 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt Operating Parameter 2 2 Parameter Name of Parameter Setting Range and Description Initial Value User Setting Reference Symbol Page IC 01 Target setpoint 1 0 0 to 100 0 of PV input range 0 0 of PV input LI However between target setpoint range GSP 0 limiter lower limit SPL and upper limit SPH Note The 5 SP to 8 SP are not P 9 1 displayed in the initial setting Ye ee
141. o AL1 Timer Function Details Timer Type Code e Timertime can be displayed and or set in the Operating display Detecting direction Upward 21 Time unit hr min L ne gl LI II LL II Detecting direction Downward Time unit hr mi 2a Ime uni nr min Timer code TIM Timer setting Detecting direction Upward ee 23 Time unit min sec Detecting direction Downward 24 Time unit min sec F10 16 EPS S amm e The alarm timer notifies the operator 1 Detection direction Upward when PV is stable SP Alarm HY eer sma hees EE The timer starts counting the moment that PV attains the target setpoint or is within that hysteresis range Set time period a Then when the set time elapses alarm 1 relay output turns ON To use the alarm timer the AL1 setup parameter that determines the type of alarm is set to 21 to 24 Timer ON Alarm output OFF Alarm lamp state Out Blink On l Out Timer setting Remaining time Timer setting Operating Display changeable unchangeable unchangeable changeable time is set with the 1 A1 operating parameter Control start Timer output turns OFF in the Timer output is set to OFF under Timer reset conditions following cases conditions listed at the right Power OFF QStop e When power is turned OFF Selection of 2 SP 3 SP or 4 SP e When op
142. o be set for switching at a reference point Range in which the No 2 set value can be applied Range in which the No 3 set value can be applied 2 RP maamaa m m m fen Process inp el Zi variable PV 00000 1 Range in which the No 4 set value can be applied i nang in which the No 1 set value can be applied PID set value applicable to actual control KE F8 11 EPS lt No 1 gt lt No 4 gt lt No 2 gt lt No 4 gt Note The PID set values maximum number PID group are used when the controller fails to keep track of the deviation For example No 4 PID set values are used when the setup parameter GPR is set to 4 initial setting When the GPP is set to 8 No 8 PID set values are used when a lager deviation than the RDV is occured e fthere is a larger deviation than the preset reference deviation RDV during regulatory control a different PID set value Note will be selected Selection of this set value has priority over the PID set values selected by reference points 1 and 2 described above This can therefore be applied to reach the target deviation quickly for example by setting a narrower proportional band thus increasing the control sensitivity If the RDV is set to OFF the above features will not be attained The figure to the left shows the applicable ranges for the nos 1 through 3 PID set
143. ocess is second order lag with dead time Kp 1 T1 150sec T2 80sec L 15sec PID parameters in this simulation are computed by Auto tuning Common for all simulation cases P 12 7 I 99sec D 24sec TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 7 2 3 How to Apply SUPER2 How to apply SUPER2 e Selection of the SUPER2 mode Stable Mode SC 2 Response Mode SC 3 Response speed Good Better Stability Fine Better e CAUTION e SUPER2 may not be effective for fast processes such as flow rate amp pressure control e SUPER can only be used with PID or PI control The function does not work in On Off control P control PD control and Heating Cooling control F7 11 EPS Stable Mode SC 2 High stability mode Superior in control stability against a change in the load or SP value To support a wider range of charac teristic change than SC 3 Response Mode SC 3 Fast response mode To provide shorter PV tracking time setting time for a change in the SP value Kp and T parameters for process model are different between SC 2 and SC 3 TI 05D01C12 01E 1st Edition Mar 30 2001 00 Blank Page lt Toc gt lt lnd gt 8 1 8 8 1 8 1 1 Proportional Band P FK s ON OFF Action Proportional Action Control output reverse action No intermediate state 100 Fully open Set point 5 96
144. ocessor based digital indicating controller with basic control capability and the user friendly large numerical display The UT450 420 features as standard many functions which are necessary for various control applications and all of these functions such as control function control computation function signal computation function etc can be configured by using the keys on the front panel The instrument has an Auto tuning an Overshoot suppressing function SUPER and a hunting suppressing function SUPER2 built in as standard It is suitable for a diverse range of applications with UT450 position proportional control and heating cooling control models also available UT450 Main Features Extra large digital display allows the indicated values to be read even from a long distance LEDs of 20 mm height are used for the process variable PV display This is a 5 digit display for higher resolution Operator can start control operation immediately after completing the simple settings e Parameters can be easily set using a personal computer Pa rameter setting tool model LL100 sold separately is required Universal input and output enables users to set or change freely the type of measured inputs measurement range type of control output etc from the front panel F1 01 EPS n addition to general purpose models universal output the position proportional model relay output or the heating cooling con
145. odes are supported ASCII mode ASCII system and RTU mode binary system In MODBUS communication a higher level device identifies each Green series controller with a communication address which ranges from 1 to 99 However broadcasting which requires no address number is possible with some of the com mands For more information see the next figure TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 23 Broadcasting MODBUS communication The broadcasting allows the corre sponding multiple UT450 420 and Green series controllers to receive the command Broadcast data 1 In the command specify the broad cast address 00 and execute it 2 The broadcasting works indepen dently of the communication address of the controller No response from slaves Higher level device master 3 The broadcasting is applicable to Max 1200 m the maximum number of slaves 31 write commands only No response is returned when the broadcasting is used eoeoeee EH LJ IL 11 UT450 420 and Green series controllers F10 38 EPS Messages MODBUS communication Messages sent from a higher level lt UN device Personal computer etc to a UT450 420 Green series controller Start of Address SE End of consist
146. oejuoo ejo did jeuoniodoid eui T IEuuue uo duiuo S I UMA Josee Sea epo SE ds s LO aup wos uodo aere eut dino Ee Des jeuondo OG A SL eg 1ndino ouo pis 65une H 1 00 A01 0 10 Jez ss LUS SI S EUILA BY 01 JojsiseJ 75 OGZ Durpeuuo eyoN peoj e2ueisiseJ v 9A A 0 ndu w H i EANNA Og AZO AS V OW A OSZ Bune 28u00 i sue e ut Meer ayer ESSI ovau 9z F JEL CL 0S woo vuoz o 0SZ qat saad Sz jueudius e10jeq Be Az A jndui ejouieg o 6p on sind ebay 1 zL eL u Aoo ye peunBijuoo op Od uge gt mm lt Indur ejouier uj Si lloiuo5 vas pz siindino joejuoo eer By so E d u m 104 jno p lute9 eq Mun ued DuuM ld reuoniodoid ow Ly poo aBued OQ A S L ol d indu Ad ae nou did indu oL Sdq 0096 ai pneq uinuixeyw aas ez 1ndino joejuoo el t indino esind e amp eyonuenino speu amp is jueuno 20 vui oz r Duro Uu UONEUOJUI suogounj 1 llonuoO eui ul sjeubis aow 10 sDunjeg jeniu Zy ees UOHEOIUNWLUOD uu S19 04 U0D 104 andino yndjno J04jU09 pis BullooS j01j U09 epis Buioo2 19 uueJed LO 34 wos uondo Siy 199JeS J0N L1Z 0S
147. of the elements shown in the Element Message Number Code Data Check Message table on the left Mark ADR one ec Mark Number of bytes in RTU mode None 1 1 2n 2 None Number of bytes in ASCII mode I 2 2 an i LENS higher Messages p pis Hmm device UT450 420 E By F10 39 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt Ind gt 10 24 The Description of Each Element of Message MODBUS communication Za 1 Start of Message Mark This mark indicates the start of a message Note that only ASCII mode requires a colon 2 Address Number 1 to 99 An address number is used by a higher level device to identify which Green series controller to communicate with ID number of UT450 420 Green series controller 3 Function Code See List of Function Codes on the next page The function code specifies a command function code from the higher level device 4 Data This element specifies D B register numbers the number of D B registers parameter values and so on in accordance with the function code 5 Error Check In RTU mode carried out by the cyclic redundancy check CRC 16 system In ASCII mode carried out by the longitudinal redundancy check LRC system 6 End of Message Mark This mark indicates the end of a message Note that only ASCII mode requires CR Ze F10 40 EPS Message Format for Communication MODBUS communication N Exampl
148. onuoo jeuoruodoid au lonuoo peuoodosd aw J40 S jndui 98 U09 eujejxe euj ueuw uo poun Si 4aMm0d eui JI 10 z 1O 1 10 neyap 16s uoj26J 0 10 DEU PEO WEN SEN sadf 1ndjno jojjuoo pue LO 1ejeurejed u w q 5Su puods uuoo aow 10 vui OL OG A Zi Dune mee I 1 Uoneuuojul B1OW 104 sDunjes JLU z ees 10 1 0 NOO uowwog uowwog uowwog uowwog uowwog sad 1ndino jojjuoo kK Woo eui eBueuo o LO 1e1eurejed au jo sBunjes ou eBueuo ue noA 86 d Os 0 82 VH Auge vay pe 440 7 4 ueum eoo 440 8 edu ee JdO Vt ueuw 2007 440 4 uen 2007 lejeure ed dree e ai LO NO UH u uA SOUS NO HH u uA ejouleH NO Tu U8UM GOU NO 7 H u8uM ejoueH NO T d U9UM 8joueH AS vul 0S OG A t Gunes Duo JO SISUEJ uowwo uowwo uowwo uowwo uolpunj o Peo eoueisiseJ v OG A 0 rd T Woo i pee 2 S E 9 TERM V L OY A OpZ Duer 1peluoo Zen uiodjas fue Buipeoeud Ze 91d o 910 uoloun oN uonounj oN uoljoun oN EE uonouny ON So Woo uowwog 5 F 5 K uonouni ol uonouni ol UOUOUDL ON NO H30830H30H30430 3030 910 uonounj o K 2 uonoun jeuondo 8 Sia o 8e Sid in N on 440 NO NO NO NO 330 330 30 sia E vE pV 1ndino p wely E m rune 8 3dO rlIQ ueuw NVA H40 NO NO 40H30 NO NO 440 IO H uonoun o uorjouny o DE ae AS o 46 H No pia uaym ony UOHOUN oN UI ON hio o aoro uge hao Noelia o N NOO uowwog A e 34O IG ueuM NNY SAO EId U9uM NVN 44O 8IG ueuw NOY usss ds 9dsS sdsS vs eds ads H uonounj
149. orless OFF 0 orless Stopped EOB E001 Faulty ROM or OFF Faulty E002 E002 System data error Undefined Undefined Undefined Contact us PV decimal point blinks un calibration Normal action Normal action Normal action Normal action for repair ee out of out of out of out of Normal e accuracy accuracy accuracy accuracy action Check and set Error code Note Parameter error Normal action 07a or ees Normal action Normal action the initialized See description below or OFF parameters Note An error code is displayed on the setpoint S digit display unit Process variable PV display Setpoint display An error code is displayed in the event of an error according to its type An error code is a two digit figure in which a combination of 6 bits of on and off is converted into a decimal number The following shows the relationship between each bit and parameter to be checked for abnormality Bit No 6 5 4 3 2 1 0 Parameter to be checked Operation mode output Operating parameters Setup parameters Range data 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 fal Error code 21 is displayed Setpoint display unit F11 01 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt
150. output to change from 0 to 100 e Because a narrower proportional band gives greater output change for any given deviation it therefore also makes the control performance more susceptible to oscillation At the same time a narrower proportional band reduces the offset e Reducing the proportional band to its smallest limit proportional band 096 results in ON OFF control Note The 5 P to 8 P can not be displayed in the initial setting To use 5 SP to 8 SP set setup parameter GRP 5 to 8 TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 8 1 3 Tuning the Proportional Band E e To fine tune a proportional band obtained using auto tuning or to manually tune the proportional band Work from larger to smaller numbers wider to narrower e If cycling appears that means that the proportional band is too narrow e Proportional band tuning cannot cancel an offset P istoo small 2 E 0 5 P is moderate P istoo large g Time elf P is too small oscillation will appear in the measured temperature F8 03 EPS 82 Integral Time 1 1 to 8 1 e Integral time n I n Ic n 1 to 8 EE EE i 100 1 j 1 e Deviation Output e J edt i p P T T1 Integral time ge a ga le SE ea le a ge eer Deviation P 100 Small integral 4 time Large integral time Output change d
151. perature Change PV PID parameters are set at this condition SUPER2 ON R Hunting i F7 09 EPS In the other word PID controls the Process model in SUPER2 e Hunting on PV will be converged to SP Offset will remain on PV SU PER2 adds the trimming signal on CPV for cancellation offset SUPER is effective when used in the following cases There is a frequent change in the load The controller is exposed to a high degree of disturbance and takes time to settle to normal Even if the PID constants are correctly set hunting remains when the SP value is changed T105D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 7 6 Effect 2 1 Step Response ss If the process characteristics do not change both responses are almost same Fig 1 1 SUPER2 OFF Fig 1 2 SUPER2 ON e 2 Change Process Gain TAN Process gain is changed from Kp 1 to Kp 5 SUPER suppresses the hunting when the process gain is changed Gain Kp 5 0 SUPER2 ON Fig 2 1 SUPER2 OFF Fig 2 2 SUPER2 ON aA 3 Change Process Dead Time CUN Process Dead time is changed from 15sec to 45sec SUPER2 suppresses the hunting when the process dead time is changed Fig 3 1 SUPER2 OFF Fig 3 2 SUPER2 ON F7 10 EPS These are results of the simulation test for 1 Step Response 2 Change of Process Gain 3 Change of Process Dead Band Pr
152. put 0 05 C C ambient temperature or less On analog output 0 05 of F S C or less Effects from power supply fluctuation within rated voltage range On remote input 1 Ju V 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 TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 Blank Page
153. r 10 to 250 O 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 21 6 to 28 0 V DC max 30 mA only for models with 24 V DC loop power supply 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 14 15 Number of outputs 1 terminals 14 15 Output signal 4 20 mA DC Load resistance 600 or less Output accuracy 0 1 of span 5 of span for 1 mA or less under standard operating conditions 23 2 C 55 10 RH power frequency of 50 60 Hz Control Output Universal output system The output type can be selected with the software Relay contact output s for the position proportional type Current output Standard type terminals 16 7 heating side terminals 16 07 cooling side terminals 46 47 Number of outputs 1 or 2 two for heating cooling type switched between a voltage pulse output and current output Output signal 4 20 mA DC Load resistance 600 or less Output accuracy 0 1 of span under standard operating conditions 23 2 C 55 10 RH power frequency of 50 60 Hz Voltage pulse output Standard type terminals 40 4 h
154. r 2 0011 for 3 to 0111 for 7 and 1000 for 8 The least significant bit of four bits corresponds to the last digit in the relay number Note2 The status of the lamps on the front panel lit when ON 1 unlit when OFF 0 Note3 The relay numbers 769 through 2048 in the user area not shown in the relay map are able to read operation with the communication function J F10 74 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 45 10 9 LL100 PC Based Parameters Setting Tool 10 9 1 Functions Parameters that determine UT450 e Parameter Setting Function 420 functions can easily be set Example of setup parameter extension diagram Universal Input Output type Setup parameters Operating parameters e Tuning Function Usedto tune the PID parameters Example of Tuning display Displays PV input value target setpoint and control output value as a trend graph on a personal computer screen allowing PID parameter modification AUTO MAN switching control output modification in manual operation etc WI Stop VAT Start Stop Loo esqon 0 eee Ea e Downloading Uploading and Comparing Parameters e File Management Function e Printout Function F10 75 EPS TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 46 10 9 2 Connection Between the Controller and a Personal Computer Via Dedicated Adapter
155. r Ln IPPON d L BuilooS Bune H Or Ln m uoneojunuluoo Sgp SH jueuno OG vu 0Z p BulAl999H mm Ino Pete eq Aug ueo Buum jueuudius e10Jeq uojoej je peunBijuo2 jon Indu Ad o V V 1st Edition Mar 30 2001 00 TI 05D01C12 01E Sd3 0l 23 aow 10 Vui OL OG A ZI Bunes pezu dOLS NNH 1oJ1d ox p nunuoo eq JJO pauan s 19Mod y e1ojeq Bunsix IW V 40 7 4 NdS epou eui 440 S Indu j96uoo eujeyxe au USUM uo Deum si Jemod ou JI ynduy 19eju02 eUJ9 X3 ON 1st Edition Mar 30 2001 00 TI 05D01C12 01E Toc Ind L 1 r oe S 1 0 NOS uowwog uowwog uowwog uowwog uowwog Kies Os O 8Z VH 440 7 4 uaym e007 440 71 4 Ven aen 40 1 usun ao 440 7 H ueuw 2007 440 7 H Uym e007 E NO Td UayM ejyouied NO 7 H UYM ejouied NO T H UeuM gouen NO Tt u8uA ajouieH NO T d uaym ajoway vul oS Od Ara Dune yOR UOD JO SISUEJ Oc 1 0zINOO uowwog uowwog uowwog uowwog uonounj oN peoj aouejsisay v L OG A 0 WOO M s V L OV A OpZ Bunea 1oeluoo eu jutodies 16818 Buipeoe s
156. ration GP J series High speed graphic control panel Note GP 230 series Medium size graphic control panel GP 430 series Advanced high speed graphic control panels GP 530 series Note For more information about Digital s graphic panels contact Digital Electronics Corporation Be careful because the display device differs depending on the model F10 57 EPS 2 Communication with FA M3 with UT link module No ladder communication program is required to communicate with FA M3 so mader orme TREIER with UT link module Yokogawa PLC Non user Always reads writes the Predetermined devices of the The UT link module s function offers 3 specifiable mode UT450 420 Green series controllers User can not modes in which users can exchange specify devices data without paying attention to the Predetermined devices of UT450 420 are D0001 to communication procedure For more D0025 information see the User s Manual of User specifiable Always reads writes the user specified devices of the UT link module IM 34M6H25 01E mode UT450 420 Green series controller Command mode Access the devices of the UT450 420 Green series controller only when necessary Predetermined device or device here denotes the internal registers of the UT450 420 Green series control ler D registers and l relays F10 58 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00
157. re is a deviation automatic output starts output updating based on PID computation using the takenover preset value as the starting point In any mode other than STOP the preset value applies when the ADC error or PV burnout error is occured during AUTO mode operation or the re start mode R MD after power failure of more than 2 seconds is set to MAN or AUTO TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 8 N e Application of External Contact Selecting Function Operating panel 5 I I i I PV output UT450 420 PLC i 4 to 20 mA DC lt Note gt To recorder DI1 9 O O RUN STOP COM 0 DI2 S SC W 55 ao contac Thermocouple input SEN SCR Y Control output 4 to 20mA DC J F10 14 EPS e The figure at the left shows an example of driving the UT450 420 using an equipment s RUN STOP button and recipe setting switch only In this case the operator is not required to take into account UT450 420 operating method and can operate the equipment simply by controlling the operating panel Note The DI terminal numbers in the figure on the left are an example of the case when the setup parameter DIS is set to 3 TI 05D01C12 O1E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 9 10 3 Alarms 10 3 1 Alarm Type and Alarm Action The table below shows the alarm types and alarm actions In the table codes
158. rs to be monitored 1 to 32 words on a word by word basis WRM Word basis monitoring 3 Information Commands Command D ipti Number of controllers escription handled INF Reads model version and revision 1 N Bi F10 56 EPS The tables are the lists of commands available in PC link communication The details of them are explained in the description of each command on the User s Manual See the User s Manual IM05G01B02 01E for more informa tion about the Commands TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 33 Communication with Higher level Devices Personal computer etc Higher level devices to be connected to a Green series controller are those capable of handling the PC link communication protocol In PC link communication when specifying D register or relays internal registers of Green series you can use the numbers as is The numbers of these internal registers are in the following format D register D numeric value relays numeric value 1 Communication with the connectable graphic panels Pa E Graphic panels that can be connected to a UT450 420 Green series controller are listed below However it may be possible to connect graphic panels other Product Name Name than the ones listed below Pro face by GP70 series Graphic control panel Digital Electronics Corpo
159. s Q Gand D and amp Cooling side preset output Retransmission output Alarm function Relay terminals B 49 and 69 Current terminals and 9 Alarm 1 Alarm 2 Alarm 3 Alarm 4 Alarm 4 output is available on UT450 21 23 only Legend C Terminal Analog signal C D Parameter ES gt Contact signal Function lt gt Front panel key TI 05D01C12 01E F1 06 EPS 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 6 14 Function Block Diagram for Position Proportional Type UT450 PV input Remote input Communication terminals 3 2 and 3 terminals and terminals to Contact input 1 RSP PV INPUT INPUT RS485 Input selection Input selection i i i P I P I i i i i For availabilities on Unit selection Input range conversion i i DI8to 6 amp RIL refer I 1 H i to model and suffix Input range conversion j a codes in Page 1 1 Input bias IS I SE Input filter T4 UO rO a o Wi io Q ig Remote setting filter i Aux Input Communication RUSERSP Jerez I H Ratio bias calculation Target setpoints 1 to 8 REMOTE LOCAL i DL N REMOTE ON LOCAL OFF switching i i i Target setpoint In MAN operation relay ramp rate function is ON when v Jor
160. s Element STX number CPU ok Parameter checksum ETX CR number 01 data ADR m Pi F10 52 EPS 2 In the Event of Failure ON Number 2 2 2 2 2 3 2 1 1 of bytes Address CPU Element STX number number ER EC1 EC2 Command Checksum ETX CR ADR 01 No response is made in case of an error in address number specification or CPU number specification e If a Green series controller cannot receive an ETX contained in a command a response may not be made As a measure against these situations provide a timeout processing in the communication functions or communication programs of the higher level device F10 53 EPS When communication is carried out normally the Green series controller returns the character string OK and in response to read commands also returns read out Parameter data If communication is carried out abnor mally the UT450 420 Green series controller returns the character string ER and error codes EC1 and EC2 See the Response Error Codes on the next page TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 31 Response Error Codes UT450 420 Green series controller has two types of response error codes the error code EC1 and the detailed error code EC2 Error Codes EC1 The error codes EC1 are as follows e N Error code Meaning Causes 02 Command
161. s SUPER2 e The new SUPER is hunting suppressing function without re tune the PID e SUPER effective in the followings cases Load Varies often There is various disturbance and takes time to settle to normal Hunting remains when setpoint SP value is changed ES Se 7 1 7 1 1 F7 01 EPS SUPER SUPER Operating Principles a Operation Diagram Process variable Sub setpoint SSP Set point SP Process variable PV Start fuzzy ratiocination Z F7 02 EPS SUPER AND SUPER2 FUNCTIONS e The SUPER function is effective when used together with the Auto Tune AT function in the event of the left cases To set the initial PID parameters by using Auto Tune AT function No need to re tune the PID param eters during operation if the process characteristics are changed The UT450 420 SUPER function monitors the deviation for evidence that there is a danger of overshoot and on sensing such danger auto matically changes the set point temporarily to a somewhat lower value sub setpoint SSP Once the danger of overshoot appears diminished the function returns the effective set point gradu ally to the true set point Fuzzy ratiocination techniques are employed in the algorithms used to change the set point to the lower temporary value and to return it gradually to the true set point In addition to the UT450
162. s a hysteresis to be set for switching input range RHY at a reference point span a H Reference deviation OFF 0 0 to100 0 of PV input range span OFF Vii Used to select PID constants according to a deviation from RDV the setpoint The maximum group of PID constants is used when the controller fails to keep track of the deviation ci Retransmission output OFF Disable 1 5 r LL tyre 1 PV 2 SP 3 OUT E RET 4 Loop power supply for sensor 15 V 25 b og Max value of RET 1 2 RTL 1 digit to 100 0 of PV 100 0 of E amp ICC TT retransmission output input range PV input range P 10 18 c RTH scale RET 3 RTL 1 digit to 100 0 Li Min value of RET 1 2 0 0 of PV input range to 0 0 of a f L retransmission output RTH 1 digit PV input range RTL scale RET 3 0 0 to RTH 1 digit IL Front panel data setting OFF ON OFF LIF OL A V key lock DAT UI _ Front panel A M key OFF ON OFF III TI lock AM P 10 15 Tut LockofRemote Local OFF ON OFF 3 J selection parameter 9 R L o RT _ Lock of parameter for OFF ON OFF I L PID parameter display PID number 141 4 Password setting 0 Password not set 0 D 1 to 30000 P 10 14 PWD Ne T3 04 2 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 11 w Setup Parameter 3 4
163. s actually Mn value ol L range controlled should be set using the parameters ien RL Maximum Value of PV Input Scale SH and Minimum P H Value of PV Input Scale SL Iri PV input decimal point O to 4 2 NIE position displayed Set the position of the decimal point of voltage LI DP at voltage input mode PV input CU Max value of PV input 19999 to 30000 however SL lt SH 100 00 Ari scale Set the read out scale of voltage mode PV input MOM d mx pas AL scale 5 SL displayed at voltage input LEI Selection of PV input OFF UI WL burnout action UP Up scale BSL DOWN Down scale 5 _ IF Presence absence of OFF ON 2 TI UC PV input reference P 4 6 z RJC junction compensation _ GD Remote input type 40 41 50 51 41 _I RSP Max value of remote 19999 to 30000 Max value of r SH setting input scale However RSL lt RSH PV input range P 10 16 or that of PV Sieg RSH Set RSL and RSH in a range of RL to RH or input scale Min value of remote SL to SH Min value of r L1 setting input scale PV input range aC or that of PV RSL in put scale feste Selection of non display OFF ON OFF Ore of figures below PV input For second decimal place figures up to the DPC decimal point first decimal place are shown L Control output Oto 12 0 Liu type Note The setting ralue 4 to 12 are displayed Heating cooling P 5 1 OT only for heating cooling type controllers lype 4 CL Control output cycle time 1 to
164. se limits at start when setpoint selection is changed or when PV tracking is used 9 2 Allowable Range for Setpoints n SP Variation Va C 800 Actual setpoint L 2 SPL Ba setpoint 0 200 C Actual setpoint variable range Actual setpoint operating range SPH setpoint 650 C 100 S To stabilize operation or protect equipment it may be necessary not to allow use of the full setpoint operating range but rather to some narrower range In such cases setpoint high and low limits can be set to restrict the setpoint to the range between those limits whether in local internal or remote external setting The setpoint high and low limits are set using the SPL and SPH setup parameters Parameter Range 0 0 to 100 0 of PV input range where SPL lt SPH SPH SPL Remote setting local setting e Note that the setpoints are in engi neering units not in percent Original setting range J F9 02 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 9 2 93 Setpoint SP Ramp rate Setting e Velocity rate of change limits can be set for both increase and de SP No 1 n SP No 2 crease of setpoint in order to prevent 1 SP 2 SP abrupt changes in setpoint or to create a ramp by forcing the setpoint to change at a fixed rate SP 640 N ax e Up ramp and down ramp s
165. set for purposes such as to maintain heating to a minimum level at all times or to absolutely prevent a valve from opening beyond a certain fixed amount e Separate output limits can be set for setpoint numbers using the output high limit n OH and output low limit n OL operating parameters Parameter Range 5 0 to 105 0 of output n OH range and Provided that n OL n OH OL Pe E ae e e 8 In Heating cooling control 0 0 to 105 0 of output range Provided that n O n OH e fthere is a need to avoid subjecting the process or final control element to abrupt changes setting an output velocity rate of change limit allows limitation on the rate at which output changes e Output velocity limit is set using the OPR setup parameter Parameter Range 0 OFF 0 1 to 100 0 sec OPR e Note that setting an output velocity limit may cancel the effects of derivative action TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 5 9 Preset Output Value e RUN operation STOP 8 Control program is running Control program is stopped AUTO MAN Output value Output value 5 based on entered by 5 computed manual key Preset output value o control results operation F5 21 EPS Note See section 11 3 for the preset output value in Event of controller problem 5 12 e f the UT420 450 operation mode is switche
166. setpoint 6 setting 15 n Target To use 5 SP to 8 SP set setup LJ setpoint 7 parameter GRP 5 to 8 A 5 D Target SU setpoint 8 F3 04 EPS TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 3 4 2 Setup Parameter Setting Flow fex rd epis uonoejes 1 uonouny IO 5 IP eumepfo ndino joquoo 3 ER S19J 041u09 jeuon1odoud J ed D L yndyno jo3u02 1 uod yewioap 3 mojaq sany Jo e dsip uou J dP Kejdsip Buneiedo y 0 BAO 0 spuooes g uey alow 104 Aen SIU SS 1d SON y Jo uonoejes epeos ynduy
167. sudden change in deviation F10 01 EPS 10 1 1 PV Tracking Selection When PV tracking is ON the controller MAN AUTO wi the ea e PV temporarily in manual automatic the event of the following RUN e Power on to AUTO RUN operating lt Power ON e Switching from MAN RUN to AUTO RUN mode STOP e Switching from AUTO STOP to operatin stopped AUTO RUN e Switching the number of set point e PV tracking enabled e PV tracking disabled SP No SP ramp rate e Use of PV tracking is set using the A UPR or DNR PVT setup parameter SP SP Bux ON PV tracking enabled OFF PV tracking disabled PV PV e Transfer from AUTO to MAN desables PV tracking AUTO MAN AUTO MAN gt A Ti A Ti gt mode change WW mode change ime F10 02 EPS With PV tracking turned on a transfer to AUTO causes the control setpoint to track to the present measured value PV and then return to the original SP at the rate of the SP ramp rate UPR or DNR This requires that setpoint ramp up UPR and ramp down DNR be set to a value other then 0 TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 2 10 1 2 SP Tracking Selection e SP tracking selection allows the user to select whether to force the local setpoint to track the remote setpoint when REM setting is transferred to LOCAL setting e SP tracking selection is set
168. t Toc gt lt lnd gt 10 26 Response Error Codes MODBUS communication e Se e Message Format in the Event of an Error If there is any inconsistency other than communication errors in a message the UT450 420 controller does nothing but return the following message e Element EE Function Code Error Code Error Check Number of bytes in RTU mode 1 1 1 2 Number of bytes in ASCII mode S 2 2 2 In this space a value of function code hexadecimal number 80 hexadecimal number is set e Response Error Codes Error Code Meaning Cause 01 Function code error No such function code exists 02 Register address error Specified address is out of the range 03 Register count error Specified number of D B registers is out of the range J F10 45 EPS Even when a message is sent no response is returned if e Transmission error overrun framing parity LRC or CRC 16 error was detected Address in a command message is incorrect Time interval between the data composing a message was 1 second or more Broadcastis specified address number 00 As a measure against these situations provide a timeout processing in the communication functions or communication programs of the higher level device TI 05D01C12 O1E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 10 27 10 8 3 Personal Computer Link Communication Over View PC Link
169. tegral action that is exactly equal to the change due to proportional action The longer the integral time set the slower the change in output the smaller the time the faster the output changes TI05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 8 2 1 Tuning the Integral Time e To manually adjust integral time e The main goal is to reduce the offset e Adjust from longer time to shorter time e If you see an oscillation at a longer period than that seen when proportional band is too narrow then you have made the integral time too short A Temperature e If is too short long period oscillation occurs in the measured temperature value N e Shortening the integral time like narrowing the proportional band will cause the measured temperature to begin oscillating However oscillation due to integral action is characterized by a longer period than that of oscillation due to narrow proportional band J F8 05 EPS 8 3 Derivative Time 1 D to 8 D e Derivative time n D n Dc n 1 to 8 d e Deviation Tp Derivative time 100 Output er ae Deviation P 100 A Output change due to Large derivative P action Output time On time ratio Small derivative time l I l EE Derivative time Time i F8 06 EPS e Ifthe control object has a large time constant or dead time the corr
170. tinel 2 16 SE TE 0 1 of instrument range 1 digit PR20 40 17 0 0 to 1900 0 C 0 5 of instrument range 1 digit at 800 C or more 32 to 3400 F No accuracy is guaranteed at less than 800 C Weg 18 p x UE e 0 2 of instrument range 1 digit 30 ECH D e 0 1 of instrument range 1 digit Note 1 Note 2 JPt100 AS 31 UN e e 0 2 of instrument range 1 digit Note 1 d EN vo 200 0 to 500 OC 0 1 of instrument range 1 digit Note 1 Note 2 FR 2 300 0 to 1000 0 F 37 BC is ere 0 2 of instrument range 1 digit Note 1 Standard 0 4 to2V 40 0 400 to 2 000 V signal 1to5V 41 1 000 to5 000V_ v X 0 196 of instrument range 1 digit 5 Lx SE Lm Y Display range is scalable in a range of 19999 to 30000 DC voltage Display span is 30000 or less 10 to 20 mV 55 10 00 to 20 00 mV 0 to 100 mV 56 0 0 to 100 0 mV Note 1 Note 2 Performance in the standard operating condition at 23 2 C 55 10 RH and 50 60 Hz power frequency T4 01 EPS The accuracy is 0 3 C of instrument range 1 digit for a temperature range from 0 C to 100 C The accuracy is 0 5 C of instrument range 1 digit for a temperature range from 100 C to 200 C To receive a 4 20 mA DC signal select a standard signal of 1 to 5 V DC and connect it to a 250 resistor This resistor is optional Model X010 250 2 resistor with M3 5 crimp on terminal lugs TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt
171. tional band FL is displayed if you n I Integral time heating side press ihe ul u E SS B integral time when PID MENU Derivative time PV in i ld eee Ad heating side put filter L L SE L derivative time Not displayed for Output high limit ON OFF control PV input bias eee heating side output b 5 ioH BoH Nigh limit I 1p Setpoint Output low limit LIV F ramp up rate In ooo H cooling side out R put Setpoint GE Bo Mah lmit dni ramp down rate Inr ecc Hnr Manual reset r t Ratio setting I ON OFF control Displayed for ON OFF i eee hysteresis heating side a 5 Remote Displayed only tor iH BH ON OFF control hysteresis control r b input bias remote input ld ad Direct reverse 1 Ramble wr ur action switching r F L input filter IP Clees aPe Opera Iban or b ON OFF rate JI 1 detection band eee Cooling side integral time ONOFF rai UC Bi t Displayed for rate heating cooling control or H high limit Ide eee Adc Cooling side derivative time 9 3 I ON OFF rate I Cooling side nru low limit iHc ee BHc ON OFF control hysteresis 3 Displayed for heating cooling i 5 D Tergat i Id b e ee H db Dead band control or position proportional e setpoint J PID control I Preset output heating side A Ed iPo mase Po preset output d s Displayed for heating coolin ASP te 3 lo Clees Hac Cooling side preset output corral 9 g setpoint H M P Target A setpoint 4 5 5 p Target A setpoint 5 5 5 n Target Not displayed in the initial par
172. trol Outputs MEE Voltage pulse Relay contact e CS Motor operated valve e J See Page 4 1 for the information of Universal Inputs Control Output Type F5 01 EPS r e ac OT o Time proportional PID relay contact output terminals 1 2 3 Time proportional PID voltage pulse output terminals 46 47 N Current output terminals 46 47 wo ON OFF control relay contact output terminals 1 2 The following 4 to 12 are displayed only for heating cooling type controllers DN Heating side relay output terminals 1 e 2 cooling side relay output terminals 48 49 Heating side pulse output terminals 16 4D cooling side relay output terminals 48 49 60 Ru o Heating side current output terminals 6 7 cooling side relay output terminals 48 49 60 N Heating side relay output terminals 1 cooling side pulse output terminals 46 oo NO dl Heating side pulse output terminals 16 07 cooling side pulse output terminals 46 47 e 336 Heating side current output terminals y cooling side pulse output terminals 46 10 Heating side relay output terminals 1 2 3 cooling side current output terminals 48 7 11 Heating side pulse output terminals 6 cooling side current output terminals 46 12 Heating
173. trol model universal output can be specified Contact inputs up to 7 points can be employed and functions assigned to each contact The maximum number of points varies depending on the specification code Various communication function are provided Communication is possible with personal computer programable logic controller and other controllers Model and Suffix Codes Model Suffix Code Description Contact input output available UT450 Digital indicating controller 1 4 DIN 0 Standard type Type i Ge type Contact input Contact output 3 Standard type with 24V DC loop power supply 4 Position proportional type with 24V DC loop power supply 0 None DI1 DI2 AL1 AL2 AL3 1 Communication functions remote input 5 additional Dis 1 additional Alarm DI to DI6 R L AL1 to AL4 Options 2 Communication functions remote input 1 additional DI DI DI2 R L AL1 AL2 AL3 3 4 additional Dis 1 additional Alarm DI1 to DI6 AL1 to AL4 4 Remote input 1 additional DI DH DIS R L AL1 AL2 AL3 T1 01 EPS Items to be Specified When Ordering Model and suffix codes necessary unnecessary of User s Manual or Quality Inspection Certificate QIC TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt UT450 Main Features F1 02 EPS High resolution display of 5 digits Since LEDs of 12 mm height are used for displaying measured values the display
174. ue RSL Parameter Range RSH RSL 19999 to 30000 However RSL lt RSH e Note that the setpoint is in engineering unit not in percent e f remote input is noisy or oscillatory a filter can be inserted to smooth operation The filtering function is the same as that of measured input see page 26 Filtering is set as a 1st order time constant using the RFL operating parameter Parameter Range OFF 1 to 120 sec RFL n When OFF no filter is set TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 1 7 10 5 2 Ratio Remote Bias Function The UT450 420 also offers ratio and remote bias computation for applica tions like zone baias load distribution or fuel air ratio control V A Ratio setting variable range e The computation expression is as shown on the left RH TSP RSP x RT RBS e Ratio is indicated as a multiplier to TSP Target setpoint the reference which repressents ratio RT Ratio 1 when the remote setpoint input Remote RSP Remote setpoint input after filtering and scaling exactly input span RBS Remote bias corresponds to measured input span e Ratio is set using the RT operating parameter and ratio bias is set using the RBS operating parameter RL Cap RSH Parameter Range Measured input span RD 0 001 to 9 999 Remot Dias 100 0 to 100 0 of PV input J RBS range span F10 25 EPS
175. ue ndur H S E i uonoejas mu ld euoz FEN dwey T d Ae dsip WW Igenuguu u pe ejdsiq uonisod yea Ad Jo anjer H J d exo ejouletj pesop nJ I 14 lods D 300 aleas yndyno dnpum uono l s 16561 Bumas ued I d nue uonensi6 Yen Mirrors H 1 J jeser quv ed uel Bunioen Ad uonisod a 5 f nn tun c feidsip dh boo Aen W V SC e pou uonoejes usod aen 9je1 pneg Sd4 ndu Ad GI lods Jeued yuol4 d venues a ad Z uuely Dee quawysnipe n sjeujwiey uonensibel P oa Key V A ad indino 5 uogezremu ou awe THA Uuono l s INANI Ad ui Keep E Bumas get uossiui eui Don edi rus UOgo9jes Jojeurejegd H u oneuioiny 000 01q ad Indu Ad t loans d J jaued u014 Suen ndino M jndui oway Ze Ze Ze uonezl eniui Dag eA eA uomneorunuiuoo Jejeureied uo Jamod Jaye 1sJj pe ejdsiq V peyejas Aejdsip indinoAndU joy Asp 19313S e dsiq Bunies 1ejeurejegd dnas ANDES payejas yndjno uolssiwsuejoy Aeldsiq Dumas 1ejeurejeg Buneiedo oL ON A pe1ejei uoi 0105 Dol uue v F3 05 EPS 1st Edition Mar 30 2001 00 TI 05D01C12 01E lt Toc gt lt lnd gt 3 4 3 Parameter List Operating Parameter 1 2 i Name of Parameter Setting Range and Description Initial Value User Setting CZ Alarm 1 setpoint PV alarm SP alarm 100 0 to PV high limit
176. ue to I action Output 96 On time ratio r Integral time I Time F8 04 EPS e f integral action is not to be used Parameter Range the integral parameter is set to OFF 5 0 to 105 0 1 MR to 8 MR of output e To cancel offset when OFF change the manual reset value MR operation parameter e The proportional band n P is adjusted as shown in the accompa nying figure Parameter Range 1 Pto8 P 0 1 to 999 9 1 Pc to 8 Pc 0 0 to 999 9 Note Note Heating cooling control type only e Integral action I action isa function that will automatically diminish the offset steady state deviation that is inherently unavoid able with proportional action alone The parameter that specifies how the integral action will be operate is the integral time I The integral action continuously increases or decreases the output in proportion to the time integral of the deviation the product of the deviation and the time that the deviation continues e Integral action is normally used together with proportional action as proportional plus integral action PI action Parameter Range 1 1to 8 1 1 Ic to 8 lc OFF 1 to 6000 sec Note Note Heating cooling control type only e The integral time I is defined as the time required to develop when a stepwise change in deviation is imposed an output change due to in
177. uoeigteu Josiane 31ON N We 9 4 o fer gt r M n UU L jet Lr ay 8v Ser t IEuuuet uo duiu9 GE YUM J0 SIS J 2 0S2 0 LOX ISpON OG A SL aInejeq F euondo 3 jndui 3oeqpeeJ jndino 1263000 Aejay H SI s guluu y 0 101SIS 1 y OGZ e Dunoeuuo eioN 1 indui A Au indino Ionuo2 jeuonaodoud uonisog i i Ger JEL L Vuioz r 0 0SZ eL x a indu eum M gt LL 2mdut ejouje1 YM s4ejojuoo vas vc gt 10 mo paleo aq Ajuo ueo Bu ur E SOS E Se a Ad Su 18s indui q1g i u oL Sdq 0096 eje1 pneq wnwxen lt gas EC Aiddns semod p jut suonoun doo 9Q A vz AIddns 1eod doo 20 A t UI s4e o1uoo JOJ JNO Doug eq juo ueo BuulM x uon Ob OSP LN 40 CL OSP_LN IPPON ed Ieuoniodoid uonisod 0Stin B 2 10 lt Toc gt lt lnd gt Sd3lt i Opu Dsieuluu imdino Aejoy pue t sleutuu pue Gi sleutuu ndino asind eBeyoA ua 1ndino Aejay Ionuoo jjo uO indino quen Joujuoo jpeuoruodoud eur Joujuoo peuonuodoud eur 10 2 10 1 10 unejep os Aooei O LO sed 1ndino Ionuoo pue LO 1ejeurered UseMjeq eouepuodsoai1107 dOLS NNY 10 1deoxo penuguoo 3q Wu jo Doum si jewod au e10Jeq Bursixe W v 10 UH NdS epou eui 440 S indui j28juoo euiejxe eui UBYM uo Deum si Jemod ayuj J indu 19831002 EUJ9 X3 910N aow 10 vui 0 OG A Z Bunei RUD uoljpuuioju eJoui JO sBun s Jelu Z ees ed
178. ver only 1 to 4 SP can be switched by external contacts DIS Use key to switchi the numbers of SP 5 to 8 SP TI 05D01C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt lnd gt 1 0 5 10 2 2 First Second Third Fourth Setpoint Selection e Setting setup parameter GRP to 4 setup parameter DIS to 4 and external contacts 49 0 18 0 to on off enable the setpoint to be switched e Selection Using the External Contact When switching target SP 1 to 4 1 SP 2 SP 3 SP 4 SP DI1 OFF ON OFF ON DIS OFF OFF ON ON F10 08 1 EPS e Selection of the setpoint via commu nication is also available Note UT420 can be set up to 8 SP as same as UT450 However only 1 to 4 SP can be switched by external contacts DIS Use key to switchi the numbers of SP 5 to 8 SP Non voltage contact contact rating 12 V DC at 10 mA or more For details on external contact terminal numbers see Note Selection of External Contact DI Terminal Function Page10 4 F10 08 EPS 10 2 3 AUTO Automatic MAN Selection e Transfer between AUTO and MAN is accomplished using the key or external contact terminal see the figure at the left e Selection Using Keys e Selection Using External Contact MAN lamp is ON during MAN manual operation P g op Note Use of the external contact has In manual operation 40 priority over keystroke There DI DI3 DI3
179. zed monitoring through a display created with a higher level device Note e Refer to the User s Manual IM05G01B02 02E for the detail of relays Map relays are classified to five categories Those are shown in the table on the next page relays 1 to 192 store on off status information and are normally read for on off status information The ON status relays 193 to 384 are turned on for one control period only when the status changes from OFF to ON The OFF status relays 385 to 576 are turned on for one control period only when the status changes from ON to OFF When specifying an relay number for communication begin the number with the character I For example set 10019 to specify the RJCERR st relay I relay No 0019 e In the area for relays 1 to 720 it is prohibited to write data to relays with blank cells in relay map tables If you attempt to do so the UT450 420 may not operate properly You can read write data from to the area for relays 721 to 2048 via communication That is you can use the area freely without affecting the control function of UT450 420 TI 05D0O1C12 01E 1st Edition Mar 30 2001 00 lt Toc gt lt Ind gt 10 44 e UT450 420 I relay classification B I re

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