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USER`S MANUAL

1. 12 39 Signal Retransmission The continuous output can be used for the retransmission of selected value e g in order to the temperature recording in the object or the set point value duplication in multi zone furnaces The signal retransmission will be possible if the output 2 is of continuous type We begin the signal retransmission from setting the 2 parameter into r t Additionally one must set the upper and lower limit of the signal to be retransmitted o and The signal selection for retransmission is carried out through the parameter The recounting method of the retransmitted parameter into a suitable analog signal is shown on the fig 24 RE72 09 Users Manual 29 OUTx gt X Fig 24 Recounting of the signal for retransmission The output signal is calculated acc to the following formula WY max WY min Ao Lo Ao Hi The parameter be set as higher than but the output signal will be then inversed WY WY min X Ao Lo 12 4 Set Point Change Rate Soft Start The limitation of the temperature accretion rate is carried out through the gradually change of the set point value This function is activated after the controller supply connection and during the change of the set point value This function allows to reach softly from the actual temperature to the set
2. S276 ambient temperature change lt 100 value of intrinsic error 10 K Safety requirements acc to EN 61010 1 installation II pollution 2 maximum phase to earth operating voltage for supply circuits outputs 300 V for input circuits 50V altitude above sea level 2000 m Electromagnetic compatibility noise acc to EN 61000 6 2 standard noise emissions pp acc to EN 61000 6 4 standard RE72 09 Users Manual 17 CONTROLLER VERSION CODES The way of coding is given in the table 20 Table 20 Controller RE72 Output 1 relay Voltage 0 5 V continuous 0 4 20 mA continuous voltage 0 10 V Output 2 relay Voltage 0 5 V continuous current 0 4 20 mA continuous voltage 0 10 V Option none output 3 relay binary input current transformer input additional current input 0 4 20 mA supply of transducers 24V d c 30 mA Supply 85 253 V a c d c 20 40 V a c d c Version standard custom made Language version Polish English Other Acceptance tests without extra quality requirements with an extra quality inspection certificate to customer s requ
3. 25 C Proportional band for the cooling channel in relation to 100 96 0 1 200 PB 80 Integration time constant 300 5 0 9999 5 d Differentiation time constant 60 0 s 0 0 2500 s RE72 09 Users Manual 17 Ai Ae Alarm parameters Set point value for absolute 3 7 1 31 alarni 100 0 B td Deviation from the set point 0 0 C 200 0 200 0 C value relative alarm 1 360 0 360 0 Hysteresis for alarm 1 2 0 ny 1 off on enabled a 2 Set point value for absolute 100 0 MIN MAX alarm 2 Deviation from the set point 0 0 200 0 200 0 C value for relative alarm 2 360 0 360 0 F cU 5 0 2 100 0 C Hysteresis for alarm 2 2 0 0 2 180 0 F 3 of alarm 2 prc disabled on enabled Set point value for absolute 3 al tm 100 0 C MIN MAX d Deviation from the set point 0 0 C 200 0 200 0 C value for relative alarm 3 360 0 360 0 F 0 2 100 0 nins Hysteresis for alarm 3 2 0 C 0 2 180 0 F ndale Memory of alarm 3 on enabled LLCO Set point for the heater noo damage alarm 0 0A 0 0 50 0A t 6i Hysteres
4. dd suojowesed 385 Fig 14 Programming matrix sawed Qld Pig 72 09 Users 12 6 3 Setting Change The change of the parameter setting begins after pressing the push button during the display of the parameter name The setting selection is carried out through and 4 push buttons and accepted by the push button The change cancellation follows after the simultaneous pressing of 2 push buttons or automatically after 30 sec since the last push button pressure The way to change the setting is shown on the fig 15 Beginning of Esth Cancellation Beginning of DA Cancellation changes 3 of changes changes EC gt of changes gt gt e A Acceptation Acceptation of changes Q of 5 v 2 v t4 Value Value Previous Next decreasing increasing parameter parameter Fig 15 Change of number and text parameter settings 6 4 Parameter Description The list of parameters in the menu is presented in the table 1 List of configuration parameters Table 1 Manufacturer Range of parameter arameter symbo Parameter description changes Setting sensors Linear input nP parameters o 0 o Celsius degrees Fahrenheit degrees physical units T Unit o Pt10
5. Auto tuning ended with success calculation of PID settings and transition to the manual storage them in the non volatile working mode memory the error code is on the start of the PID control with display one must confirm it new settings The auto tuning process will be stopped without counting PID settings if a supply decay occurs the lt lt push button is pressed In this case the control with current PID settings begins If the auto tuning is not achieved with success the error code will be displayed acc to the table 4 Error codes for auto tuning Table 4 Error code Reason How to proceed One must select Pl PID control i e the TI element must be higher than zero 7 The set point value is incorrect One must change one or more set point value 5 250 control was selected a BEBE push button was pressed maximal duration time of auto tuning was exceeded 505 The waiting time for switching was exceeded Check if the temperature sensor is correctly placed and if the set point value is not set too higher for the given object Pay attention for the sensor connection way Do The measuring input range was exceeded not allow that an over regulation could cause the exceeding of the input measuring range Very non linear object making impossible Carry out the auto tuning agai
6. ec Monitoring of the operating program Measured value value CA Monitoring of the operating segment Cice Transition to the next segment Monitoring of the number of cycles to carry out CA Time which goes by in the segment Time which remains to the segment end Time which remains to the program end Status St o control stop un program in progress ht b active locking from the deviation control ot d stoppage of set point value counting End program end Fig 27 Menu of programming control service RE72 09 Users Manual 36 14 5 485 INTERFACE WITH MODBUS PROTOCOL 14 1 Introduction The RE72 controller is equipped with a serial interface in RS 485 standard with implemented asynchronous communication protocol MODBUS Combination of serial interface parameters for the RE72 controller device address 1 247 transmission rate 4800 9600 19200 38400 57600 bit s operating mode RTU information unit 8N2 8E1 801 8N1 data format integer 16 bit float 32 bit float 2x16 bit maximum response time 500 ms maximum number of registers read out written by a single Modbus frame 116 The RE72 controller realizes following protocol functions Table 8 code Meaning 03 read out of n registers 06 write of 1 register 16 write of n registers 17 identification of the slave
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8. 3 us Accretion rate of the 0 1 time unit time unit set point 0 1 990 0 F 1 9900 F 3 time unit time unit RE72 09 Users Manual 32 Value of the control ws i deviation for which 0 0 0 0 200 0 C 0 2000 C e 9 the counting of set i 0 0 360 0 F 0 3600 F point is interrupted State of the auxiliary oF disabled eu output no 1 on enabled P State of the auxiliary of disabled tuc off e Output no 2 P d t PID1 the Pdi P de PID2 segment P 3 PID3 P 844 PID4 7 See table 2 The time unit is defined by the parameter nun The resolution to show the given parameter depends on the parameter d P position of decimal point The time unit is defined by the parameter r run 13 2 Definition of Set Point Value Programs One can define 15 programs The maximum number of segments in the program is equal to 15 To render visible parameters related to the programming control in the menu the parameter 595 mustbeseton 270 For each program one must set parameters given in the submenu of program parameters For each segment one must select the kind of segment and next parameters depending on the kind of segment acc to the table 6 One must also set the output state only when out out3areseton Eu parameter Eu and
9. 4101 STHI RW acc to table 177 Upper threshold for auto tuning 4102 TOUT RW 0 250 Time of automatic output from the monitoring mode Timer function 4103 TIMR RW 0 1 0 disabled 1 enabled 4104 TIME RW 1 9999 Time counted down by the timer min x 10 Monitoring of the auxiliary input 4105 012 RW 0 1 0 disabled 1 enabled Monitoring of heater current 4106 DCT RW 0 1 0 disabled 1 enabled 4107 RW 0 65535 reserved 4108 RW 0 65535 reserved 4109 RW 0 65535 reserved 4110 RW 0 65535 reserved 4111 TO3 RW 5 999 Pulse period of output 3 s x10 4112 RW 0 65535 reserved Algorithm for stepper control 4113 FDB RW 0 1 0 without feedback 1 with feedback 4114 OSSP RW 0 500 Set point for the controlling element damage alarm short circuit Ax10 4115 OSHY RW 0 500 Hysteresis for the controlling element damage alarm short circuit Ax10 7 Value with the decimal point position defined by bits 0 and 1 in the register 4003 2 Parameter to write only in the manual operating mode Concerns resistance thermometer inputs Concerns thermocouple inputs Concerns linear inputs Range to write for the continuous current output Concerns output 1 of binary type Concerns output 1 of continuous Register 4003 controller status Table 12 bit Description 0 1 Decimal point position for MODBUS re
10. SALES PROGRAM CONTROL DIGITAL AND BARGRAPH PANEL METERS MEASUREMENT MEASURING TRANSDUCERS RECORDING ANALOG PANEL METERS DIN INSTRUMENTS INDUSTRIAL CONTROLLERS DOT PEN AND PAPERLESS RECORDERS POWER CONTROL UNITS AND SOLIDE STATE RELAYS 1 PHASE 3 PHASE WATT HOUR METERS ACCESSORIES FOR MEASURING INSTRUMENTS SHUNTS AND CURRENT TRANSFORMERS INTEGRATION ELEMENTS OF MEASURING NETWORKS LARGE SIZE ALPHANUMERICAL DISPLAY PANELS MEASURING SYSTEMS ENERGY HEAT CONTROL CUSTOM MADE PRODUCTS WE ALSO OFFER OUR SERVICES IN THE PRODUCTION OF ALUMINIUM ALLOY PRESSURE CASTINGS PRECISION ENGINEERING AND THERMOPLASTICS PARTS SMT ASSEMBLY SERVICES SUBCONTRACTED ELECTRONIC DEVICES QUALITY PROCEDURES According to ISO 9001 and ISO 14001 international requirements All our instruments have CE mark For more information please write to or phone our Export Department or visit our website www lumel com pl en RE72 09A 1 04 04 2011 LUMEL Lubuskie Zaktady Aparat w Elektrycznych LUMEL S A ul Sulechowska 1 65 022 Zielona G ra POLAND http www lumel com pl Export Department Tel 48 68 32 95 1 00 exchange Tel 48 68 329 53 02 Fax 48 68 32 95 1 01 Fax 48 68 325 40 91 e mail lumel lumel com pl e mail export lumel com pl http www lumel com pl
11. ae Number of PID sets for Gain e 2 PID sets Scheduling from the set point e 3 3 PID sets value 4 4 PID sets Switching level for PID1 and PID2 sets 0 0 3 33 Switching level for PID2 ween PID3 sets 0 0 MIN MAX 3 Gt 4 Switching level PID3 00 MIN MAX 3 PID4 sets RE72 09 Users Manual 16 aer of parameter aramererSymbo Parameter description changes setting Sensors Linear input P d i PID1 set cca Selection of the constant PID Pod P de PID2 set 83 PID3 set P 284 PIDA set 5 tt o mde threshold for auto 0 0 C MIN MAX 3 uning SEH threshold for auto 800 0 C 3 uning C Jt n o algorithm without feedback rag Stepper control algorithm type no YES algorithm witifeedback P d PID parameters Pb 0 1 550 0 C x 7 1 550 0 Proportional band 30 0 C 0 1 990 0 F g Integration time constant 300 s 0 9999 s P n Differentiation constant 60 05 0 0 2500 5 Correction of the control 0 signal for P PD control 0 0 96 type Poe l t e OC td Second set of PID parameters as PB TI TD YO 293 c 21 3 td3 Third set of PID parameters as PB TI TD YO 303 254 t 4 P ed Fourth set of PID parameters as PB TI TD YO
12. 2 Discalibrated analog output 1 3 Discalibrated analog output 2 4 14 Reserved 15 Checksum error of controller Register map from address 4150 Table 15 Register symbol ope Parameter Description address ration range 4150 RW 0 14 Program number for realization 0 means first program Program start stop 0 program stop ate RW S 1 Ed start the write causes the program start from the beginning Stoppage of set point value counting in the program 4152 RW 0 1 0 disabled 1 enabled 4153 RW 0 14 Realized segment 0 means the first program The write causes the jump to the given segment Control status 0 control stop 1 program in progress 4154 R 2 active locking from the control deviation 3 Stoppage of set point value counting by the push button binary input or interface 4 program end 4155 R Number of cycles which remains to the end 4156 R Time which goes out in the segment LSB s 4157 R Time which goes out in the segment MSB s 4158 R Time to the segment end LSB s 4159 R Time to the segment end MSB s 4160 R Time to the program end LSB s 4161 R Time to the program end MSB s 4162 RW 0 65535 Reserved 4163 RW 0 65535 Reserved 4164 RW 0 65535 Reserved 44 RE72 09 Users Manual Register symbol ope Parameter D
13. 7507 A1SP R Set point value for the absolute alarm 1 7016 7508 A1DV R Deviation from the set point value for the relative alarm 1 7018 7509 A2SP R Set point value for the absolute alarm 2 7020 7510 A2DV R Deviation from the set point value for the relative alarm 2 7022 7511 A3SP R Set point value for the absolute alarm 3 7024 7512 A3DV R Deviation from the set point value for the relative alarm RE72 09 Users Manual Input ranges Table 17 Range of sensors UNIT x10 x10 Pt100 2000 8500 3280 15620 Pt1000 2000 8500 3280 15620 Fe CuNi J Cu CuNi T NiCr NiAl PtRh10 Pt S 0 17670 320 32126 PtRh13 Pt R 0 17670 320 32126 PtRh30 PtRh6 B 0 17670 320 32126 NiCr CuNi E NiCrSi NiSi N chromel kopel L Linear current I ie 1999 9999 Linear current I D suce 1999 9999 Linear voltage U 1999 9999 Linear voltage U 1999 9999 15 ERROR SIGNALING Character messages Table 18 Error code upper Reason Procedure display Down overflow of the measuring range or shorting in the sensor circuit Check if the type of chosen sensor is in compliance with the connected one check if input signal values are situated in the appropriate range If yes check if there is no break in the sensor circuit Upper overflow of the measuring range or
14. 9600 19200 38400 57600 bit s e cease ie at Co RES MEE UR 8N2 8E1 801 8N1 address iei d 1 247 maximum response time 500 ms Supply of object transducers 24V d c 5 9o max 30 mA Signaling Switching the output 1 on Switching the output 2 on Switching the output 3 on or switching the binary input on mode of manual control auto tuning process Rated operating conditions gt supply voltage ct pim Rm 85 253 V a c d c 20 40 V d c ITequberiey sedendo n ee Pee 40 440 Hz ambient temperature 0 23 50 C storage temperature 20 70 C relative air humidity 85 96 condensation inadmissible preheating time 30 min operating position pp any resistance of wires connecting the resistance thermometer or the thermocouple with the lt 20 wire Power input pp 8 VA Weight eee tee ro Pn 0 2 kg Protection grade ensured by the casing acc to EN 60529 from the frontal plate IP65 from the terminal side IP20 Additional errors in rated operating conditions caused by compensation of thermocouple cold junction temperature changes
15. C 5601 re 20 0 Accretion rate 20 0 C minute hidu 50 0 Active locking when the deviation exceeds 50 0 C o ort Output 2 as the auxiliary output Ev1 disabled dutt Kind of segment stoppage of set point value 56080 t n 02 00 Segment time 2h00 120 minutes o ort Output 2 as the auxiliary output Ev1 disabled t E Kind of segment accretion time ESP 50 0 Target set point value 50 0 C SEDI 01 40 Segment time 1h40 100 minutes hidu 0 0 Inactive locking Eui on Output 2 as the auxiliary output Ev1 enabled SEY End Kind of segment program end o orf Output 2 as the auxiliary output Ev1 disabled RE72 09 Users Manual 34 13 3 Control of Set Point Value Program When the 52818 parameter is set on the controller controls the object in compliance with the set point value changing in time acc to the given program Before starting the control with the changeable set point value one must select the required program parameter To start the program one must press and 4 push buttons when the inscription 5t o appears on the lower display fig 27 The lighted dot in the right corner of the lower display means that the programming control is lasting During the program duration one can display parameters of the realized program i e program status program number number of the operating segment the number of cycles which still remains to carry
16. Description Register of commands 1 input in the automatic control mode 2 input in the manual control mode 3 beginning of the auto tuning 4000 W 1 6 4 erasing of alarm memory 5 restoration of manufacturer s settings apart interface settings and defined programs 6 restoration of manufacturer s settings of defined programs 4001 R 100 999 Number of program version x100 Version code of the controller bit 2 1 0 OUTPUT 4 0 0 1 output 1 relay 0 10 output 1 0 5 V 0 1 1 output 1 continuous current 0 4 20 mA 1 0 0 output 1 continuous voltage 0 10 V bit 5 4 3 OUTPUT 2 0 0 1 output 2 relay 4002 R 010 output 2 0 5 V 0 1 1 output 2 continuous current 0 4 20 mA 1 0 0 output 2 continuous voltage 0 10 V bit 8 7 6 OPTIONS 0 0 1 output 3 relay 0 10 binary input 0 1 1 current transformer input 1 0 0 additional current input 0 4 20 mA 1 0 1 supply of transducers 24V d c 30 mA 4003 R 0 0xFFFF Controller status description in table 12 4004 R 0 0xFFFF Alarm state description in table 13 4005 R 0 0xFFFF Error status Description in table 14 4006 R acc to table 177 Measured value PV 4007 R 1999 9999 Measured value on additional input 4008 R acc to table 177 Current set point value SP 4009 RW 0 1000 Control signal of loop 1 96
17. List of segment configuration parameters Table 6 EYPE t 5E EYPE c RtE EYPE dufl ESP ESP t 5 t nt Ex hidu hidu The fig 26 and the table 7 represent an example of set point value program It is assumed in the program that the temperature in the object has to increase from the initial temperature in the object up to 800 C with the rate of 20 C per minute at the active locking from the deviation Next during 120 minutes the temperature is maintained locking disabled after that the temperature has to decrease to 50 C during 100 minutes locking disabled During the object cooling one must turn on the fan connected to the auxiliary output no 2 parameter e set on Eu RE72 09 Users Manual 33 8002 50 OUT2A time ON OFF E time Fig 26 Example of program Parameter values for the example as above Table 7 Parameter value Meaning Pu Start to count the set point value from the current temperature trun HHnn Time unit hour minute rerun nin Unit for the accretion rate minute hold band Locking for the program active two sided 1 Number repetitions FAL cont Program continuation after a supply decay End StoP Control stoppage after the program end Kind of segment accretion rate ESP 800 0 Target set point value 800 0
18. c 59 osnov Ot T n E OUT2 OUTI Output 1 2 continuous current 0 4 20 mA Output 1 2 continuous voltage 0 5 10 V ise e Load a OUT3 Output 3 relay Fig 7 Control outputs alarming Fig 8 RE72 09 User s Manual 7 Current transformer Borg Fig 10 RS 485 Interface 6 w Fig 11 Supply of 24V transducers 4 3 Installation Recommendations In order to obtain a full fastness against electromagnetic noise it is recommended to observe following principles 5 do not supply the controller from the network in the proximity of devices generating high pulse noise and do not apply common earth circuits apply network filters wires leading measuring signals should be twisted in pairs and for resistance sensors in 3 wire connection twisted of wires of the same length cross section and resistance and led in a shield as above all shields should be one side earthed or connected to the protection wire the nearest possible to the controller apply the general principle that wires leading different signals should be led at the maximal distance between them no less than 30 cm and the crossing of these groups of wires made at right angle 90 STARTING TO WORK After turning the supply on the controller carries out the display test displays the r inscription the program version and next displays measured and
19. controlled objects The controller tuning of the object consists on the manual setting of the proportional element value integration element differentiation element or automatically by means of the auto tuning function 8 2 1 Auto tuning The controller has the function to select PID settings These settings ensure in most of case an optimal control To begin the auto tuning one must transit to the ue message acc to the fig 13 and hold down the push button during at least 2 seconds If the control algorithm is set on on off or the auto tuning function is locked then the u message will be hidden For a correct realization of the auto tuning function it is required to set Stt and St parameters The 5 o parameter must be set on the value corresponding to the measured value at disabled control For temperature control objects one can set 0 One must set the StH parameter on the value corresponding to the maximum measured value at switched on control on full power The flickering ST symbol informs about the activity of the auto tuning function The duration of auto tuning depends on dynamic object properties and can last maximally 10 hours In the middle of the auto tuning or directly after it over regulations can occur and for this reason one must set a smaller set point if it possible The auto tuning is composed of following stages RE72 09 User s Manual 22 Auto tuning process
20. device 14 2 Error Codes If the controller receives a request with a transmission or checksum error the request will be ignored For a request synthetically correct but with incorrect values the controller will send an answer including the error code Possible error codes and their meanings are presented in the table 9 Error codes Table 9 forbidden function The function is not serviced by the controller forbidden data address The register address is beyond the range 03 forbidden data value The register value is beyond the range or the register is only to readout 14 3 Register Map Map of register groups Table 10 Range of addresses Type of values Description 4000 4099 integer 16 bits E edens ina The value is situated in a 4100 5599 integer 16 bits 16 bit register The value is situated in two 7000 7099 float 2x16 bits successive 16 bit registers Registers only for readout The value is situated in two 7500 7599 float 32 bits successive 32 bit registers Registers only for readout RE72 09 Users Manual 37 In the controller data are situated in 16 bit registers The list of registers for write and readout is presented in the table 11 Operation R means the possibility of readout and the operation RW means the possibility for readout and write Map of registers from address 4000 Table 11 Register Ope address Marking ration Parameter range
21. mark and closing is displayed with the mark e The accessibility of the control signal depends on the suitable controller configuration To display the control signal one must press the push button till the moment of its appearance on the lower display acc to the fig 13 The return to the set point value display is set by the manufacturer on 30 sec but it can be changed or disabled through the out parameter 12 2 Manual Control The input to the manual control mode follows after holding down the push button during the control signal display The manual control is signaled by the pulsation of the LED diode The controller interrupts the automatic control and begins the manual control of the output The control signal value is on the lower display preceded by the symbol for the main channel and for the auxiliary channel cooling The lt push button serves to transit between channels if the heating cooling control mode has been selected push buttons serve to change the control signal The exit to the normal working mode follows after the simultaneous pressure of push buttons At set on off control on the output 1 parameter 0 one can set the control signal on 0 or 100 of the power however when the PB parameter is higher than zero one can set the control signal on any value from the range 0 100
22. of the control deviation over which the set point value counting is interrupted State of auxiliary outputs sum of bits 4184 RW 0 3 bit 0 is set auxiliary output EV1 is turned bit 1 is set auxiliary output EV2 is turned on PID set for the segment 0 PID1 1 PID2 4185 PID RW 0 3 2_PID3 3 PIDA 4277 zx TYPE RW 0 3 Kind of segment c 0 4278 E TSP RW table 17 1 Set point value on the segment end 4279 TIME RW 0 5999 Segment duration 4280 RR RW 1 5500 7 Accretion rate of the set point value 45 RE72 09 Users Manual Register symbol ope Parameter Description address ration range 4281 HLDV RW 0 2000 Control deviation value over which the set point value counting is interrupted 4282 RW 0 3 State of auxiliary outputs 4283 PID RW 0 3 PID set for the segment 5766 STRT RW 0 1 Way of program beginning 2 acc to y 5767 g SPO RW table 17 Initial set point value 5768 S TMUN RW 0 1 Unit the segment duration 5769 RRUN RW 0 1 Unit for the accretion rate of the set point value 5770 HOLD RW 0 3 Blockings of the control deviation 5771 CYCN RW 1 999 Number of program repetitions 5772 e FAIL RW 0 1 Way of the controller behaviour after supply decay 5773 END RW 0 1 Way of the controller behavio
23. point value One must write the accretion value in the SPrr parameter and the time unit in the 852 parameter The accretion rate equals zero means that the soft start is disabled 12 5 Digital Filter In case when the measured value is instable one can switch a programmed low pass filter on One must set the lowest possible time constant at which the measured value is stable A high time constant can cause the control instability A high time constant can cause a control instability The time constant of the filter f be set from 0 2 sec up to 100 seconds RE72 09 Users Manual 30 Without a digital filter PV d A With a digital filter 0 63 i constant Fite Fig 25 Time characteristic of the filter 12 6 Manufacturer s Settings Manufacturer s settings can be restored during the supply connection by holding down gt and 4 push buttons till the moment when the F Rbr inscription appears on the higher display 13 PROGRAMMING CONTROL 13 1 Description of Programming Control Parameters List of configuration parameters Table 5 Pr 6 Programming control of the 1 15 Sub menu of the program 15 2020 Sub menu of program parameters parameter A Symbol Range of parameter change description setting Sensors Linear input 5 PO from the way defined by _
24. set point values A character message informing about abnormalities may appear on the display table 18 The PID control algorithm with the proportional range 30 C integration time constant of 300 seconds differentiation time constant of 60 seconds and pulse period of 20 seconds is set by the manufacturer Changing the Set Point Value One can change the set point value by pressing the or the 2 push button fig 12 The beginning of change is signaled by the flickering dot of the lower display One must accept the new set point value by pressing the push button during 30 seconds since the last pressure of the push button In the contrary the old value will be restored The change limitation is set by parameters 59 and SPH RE72 09 User s Manual Measured value Signaling the change Set point value Change acceptation To change the set point value Press one of the push button Fig 12 Fast change of set point value RE72 09 User s Manual 9 6 SERVICE The controller service is presented on the fig 13 Mode of normal work Measured Increasing the value set point value Set point lt _ Monitoring value lt of remaining ce Start pause Dee 50 o mm set point value D gt erasing see eer Active Monitorin of conire Measured signal value we Leg working mode T UE h
25. teen eene atento ata 47 17 CONTROLLER VERSION CODES eee ete bee ote ee ete beer ote 49 18 MAINTENANCE AND pp 50 RE72 09 User s Manual 1 APPLICATION The RE72 controller is destined for the temperature control in plastics food dehydration industries and everywhere when the temperature change stabilization is necessary The measuring input is universal for resistance thermometers RTD thermocouple sensors TC or for linear standard signals The controller has three outputs enabling the two step control step by step three step control three step control of heating cooling type and alarm signaling The two step control is acc to the PID or ON OFF algorithm The innovative SMART PID algorithm has been implemented in the controller 2 CONTROLLER SET DODODODODO The delivered controller is composed of RE72 controller Plug with 6 screw terminals Plug with 8 screw terminals Screw clamp to fix the controller in the panel Seal User s manual Guarantee card 1 1 1 pc 4 pcs 1 pc 1 pc 1 pc When unpacking the controller please check whether the type and version code on the data plate correspond to the order RE72 09 Users Manual 4 3 BASIC REQUIREMENTS OPERATIONAL SAFETY In the safety service scope the controller meets to requirements of the EN 61010 1 standard Observations Conc
26. the monitoring mode 7 The definition at which the given parameter is shown depends on the parameter 4 position of the decimal oint 2 For the output 0 4 20 mA parameter to write for other cases to readout acc to the version code See table 2 Time unit defined by the parameter P d c M Cautionl The accessibility of parameters depends on the controller version and its current settings Parameters depended on the measuring range Table 2 Symbol Input sensor MIN MAX Resistance thermometer Pt100 um B s Pt ia Resistance thermometer Pt1000 D 1562 B t u Thermocouple of J type s E 2462 B t t Thermocouple of T type a E ind D Thermocouple of type ads E t 5 Thermocouple of S type 5 62126 t e6 Thermocouple of R type E 52426 i t 6 Thermocouplke of B type P 62425 pa t t Thermocouple of E type We T nee F t n Thermocouple of N type ae T 03 Thermocouple of L type em qu E 20 20 Linear current 0 20mA 1999 7 9999 7 4 22 Linear current 4 20 mA 1999 7 9999 7 0 5 Linear voltage 0 5 V 1999 7 9999 0 10 Linear voltage 0 10 V 1999 7 9999 7 The definition at which the given parameter is shown depends on the parameter 4 position of the decimal point 7 CONTROLLER INPUTS AND OUTPUTS 7 1 Main Measuring Inputs The main input is the source of measur
27. 0 Pt1000 thermocouple of J type thermocouple of T type thermocouple of K type thermocouple of S type thermocouple of R type thermocouple of B type thermocouple of E type thermocouple of N type thermocouple of N type linear current 0 20mA linear current 4 20 linear voltage 0 5 V linear voltage 0 10 V 79 LI lt lt C3 C3 MO VW in rc mc Kind of main input Pel P 0 without decimal aP without point decimal 1 gpP 1 point decimal i d P 4 decimal place place e gP 2 decimal place c Position of the main input decimal point RE72 09 Users Manual 13 Edi of parameter Parameter description changes setting sensors Linear input Indication for the lower threshold of the linear main 0 0 1999 9999 7 input Indication for the upper Hi threshold of the linear main 100 0 1999 9999 input Cu c measured value shift of the 100 03 109076 1 20 1 main input 0 0 C 999 999 180 0 180 0 F n M j et S Kind of the auxiliary input uL MEE without decimal place 02 1 c Position of the decimal point i d decimal place e dP 2 decimal place Indication for the lowe
28. 999 7 Proportional band PB 4044 TI RW 0 9999 Integration time constant TI s 4045 TD RW 0 9999 Differentiation time constant TD s x10 4046 YO RW 0 1000 ORO of control signal YO for P or PD control 4047 PB2 RW 0 9999 7 Proportional band PB2 4048 TI2 RW 0 9999 Integration time constant TI2 s x 10 4049 TD2 RW 0 9999 Differentiation time constant TD2 s x10 4050 Yo02 RW 0 1000 of control signal YO2 for P or PD control 4051 PB3 RW 0 9999 7 Proportional band 4052 TI3 RW 0 9999 Integration time constant TI3 s 4053 TD3 RW 0 9999 Differentiation time constant TD3 s x10 4054 Y03 RW 0 1000 ae of control signal Y03 for P or PD control 4055 PB4 RW 0 9999 7 Proportional band PB4 4056 RW 0 9999 Integration time constant s 4057 TD4 RW 0 9999 Differentiation time constant TD4 s x10 40 RE72 09 Users Manual Marking E Parameter range Description 4058 Yo04 RW 0 1000 MEA of control signal Y04 for P or PD control 4059 TO1 RW 5 999 Pulse period of output 1 s x10 4060 HN RW 0 999 Displacement zone for heating cooling control or dead zone for stepper control 4061 PBC RW 500 3000 Proportional band PBC 96 x10 in relation to PB 4062 TIC RW 0 9999 Integration time constant TIC s x10 4063 TDC RW 0 9999 Differentiation time constant TDC s 4064 TO2 RW 5 999 Pulse period of output 2 s x10 4065 A1SP RW acc t
29. LUMEL CONTROLLER 48x48mm RE72 TYPE USER S MANUAL RE72 09 Users Manual 2 5 1 APPLICATION cesses Be Oe eS 3 2 CONTROLLER SEE 3245 dile 3 3 BASIC REQUIREMENTS OPERATIONAL 4 4 INSTALLATION Me UE 4 4 15 Gontroller etenei ea ts odes 4 4 2 Electrical GOnneclioris i ee HH uds 5 4 3 Installation Recommendations pp 7 5 STARTING TO WORK id nod 7 54 qu tetto a ONERE MEL M LI LE 9 6 1 Programming Controller Parameters pp 10 6 2 Programming Matrix pp 11 6 8 Seling cuore A tho A tss Es ts Le 12 64 Parameter De SOTO 12 7 CONTROLLER INPUTS AND OUTPUTS 27 seen 19 7 1 Main Measuring 7 19 7 2 Additional Measuring Inputs pp 20 BINARY INDUS menn 20 EE MOULDS rad pesos ss de E 20 8 CONTRO d ri im Rs qb Rs DOS RE DRE RE cR D Rd m eee 21 Ball ON OFF ORO dene notet ect aaa aaa ce eL cc 21 8 2 Innovative SMART PID Algortthim recie e ceoe cec creo e ceo rese eee reor Ee er Ese Ceo tes CER 21 9 9 5 Pc 24 8 4 Gain Scheduling Function sesion oorr
30. RE72 09 User s Manual 5 max 93 8 lt la max 15 Fig 2 Controller dimensions 4 2 Electrical Connections The controller has two separable terminal strips with screw terminals One strip enables to connect the supply and outputs by wire of 2 5 cross section The second strip enables to connect input signals by a wire of 1 5 cross section RS 485 interface Ls m output 3 binary input p6 E output 1 Supply of transducers 24 V 44 CBE 4 output 2 Input CE 3 signals 2 0 ET supply Fig 3 View of controller connecting strips 5 14 pply Fig 4 Supply Users Manual RE72 09 3 3 mu 3 Pt10 Pt10 Pt1000 2 2 2 jumper jumper 1 1 1 RTD Pt100 in two wire Pt100 in 3 wire RTD Pt1000 system system 3 0 4 20 mA 3 3 0 5 10 V 2 2 jumper Thermocouple Current input 0 4 20mA Voltage input 0 5 10V Fig 5 Input signals 6 0 4 20 mA 5 Fig 6 Additional input signal D x mc i C 5 G 5 Load amp Load 33 12 10 2 2 OUT2 OUTI 12 IE Output 1 2 voltage 0 5 V
31. a Way to begin the p e JLI program from the currently measured value RE72 09 Users Manual 31 initial set point value 0 0 C MIN MAX t _ Unit for the segment 112 5 5 minutes and seconds duration time ao 444 hours and minutes Unit for the accretion minutes Crun ae the set point nin Mais hoik 2 5 inactive 1 Locking of the Eo lower mb di 5 control deviation upper b Had reversible Number of program 1 1 999 repetition c Control after the rae Cont program continuation supply decay St of control stoppage 5t o Control stoppage _ a Control on the L 5 fixed set point control with StoP program end set point from the last segment Gain Schedulin P d functionfor the 5 eee program on enabled 5 0 Submenu of program parameters Submenu of program parameters 5t 15 Submenu of program parameters icis Parameter Manufac Range of parameter change description p setting sensors linear input t E segment defined by the time LUDE _ c t segment defined by the 20 of segment te 5t accretion du L set point stoppage n d program end Set point on the 0 0 C MIN MAX segment end 2 Segment duration 00 01 00 01 99 59 0 1 550 0 1 5500
32. ange SEEK over 11 V e ut sud over 5 5 V 2 m auos t e over 22 mA 1A ZO MA ous e eerie under 1 mA and over 22 mA Additional input intrinsic error of the real value 0 396 1 digit measurement time 0 5 sec input resistance 1000 Setting of controller parameters See table 1 Binary input eerte tne voltageless shorting resistance lt 10 Opening out resistance gt 100 Kinds of outputs 1 and 2 voltageless relay NOC contact load capacity 2 A 230 V a c voltage transistor 0 5 V maximum load capacity 40 mA continuous voltage 0 5 V 0 10 V at Ricag 1 RE72 09 Users Manual 48 continuous 0 20 mA 4 20 mA at Rea lt 500 Kinds of output 3 voltageless relay NOC contact load capacity 1 A 230 V a c Way of output operation heating TEL for cooling Error of analog 5 0 296 of the range Digital RS 485 gt protocol is tete eg dus Modbus transmission rate 4800
33. anges Sensors Linear input Control signal of control output for proportional control OP control signal of stepper control opening control signal of stepper control closing Coot Aa Alo deto Cui n Alec control signal cooling absolute upper alarm absolute lower alarm relative upper alarm relative lower alarm inner relative alarm outer relative alarm timer alarm heater damage alarm 5 controlling element damage alarm short circuit Eu 1 auxiliary output for the program following control o 2 auxiliary output for the program following control wee in case of the sensor 0 0 t Pulse of output 1 20 0 S 0 5 99 9 5 t a c Pulse period of output 2 20 0s 0 5 99 9 s t a 3 Pulse period of output 3 20 0s 0 5 99 9 s Control parameters onof control algorithm on off Pg d control algorithm PID d r direct control cooling t P t Kind of control reverse control heating 5 0 2 100 0 C Hysteresis 1 1 C 02 180 0 F Displacement zone for Hn heating cooling control or 10 0 C 15 0 999 1 dead zone for stepper control a of F disabled Gain Scheduling function otf 5 P from set point value 5 t constant PID set
34. ase the proportional band decrease the differentiation tim Slow jump response decrease the proportional band decrease the integration time Run ofthe controlled Algorithms of contro ller operations quantity P PD PID Pb Pb td Pb Pb ti td Pb Pb td Pb ti Pb ti td Pb td Pb td Pb Pb ti Pb ti Fig 17 Way to correct PID parameters RE72 09 User s Manual 24 8 3 Stepper control There are two stepper control algorithms available to steer the valve without feedback valve opening and closing is run basing on the PID parameters and the control deviation with feedback from the valve positioned valve opening and closing run basing on the PID parameters the control deviation and the valve position obtained using the additional input To select the stepper control of the outputs oot oot 3 should be set to 4G and one of the outputs out out 4 to SCL For the algorithm without feedback the 58 parameter should be set to o for the algorithm with feedback the 5 parameter should be set to 5 There should be set the dead zone around the set point value where the does not change its position the parameter 4 The pulse period for both the outputs should be the same The first loop valve opening operates as a reverse controller the second loop valve closing operates as a direct controller The PID parameters for the second loop a
35. bol appears and press the push button In order to exit from the programming matrix to the normal working mode one must transit between levels until the symbol appears and press the push button Some controller parameters can be invisible it depends on the current configuration The table 1 includes the description of parameters The return to the normal working mode follows automatically after 30 seconds since the last push button pressure 11 Users Manual RE72 09 6 2 leAel 18uBiu pe fa jndino 1X3 JoluoWN ee 3293 3 e P JeAel anjen jes dS dS fdS 464 Jo ayes uonewug uomeMUl aneao r3 usuel C JeNo1 c 195 J 785 425 725 d sayy ol 1ueuno jueuno jueuno ysuesy jo 9150 10 jo siso G IS H les elSAH 0 RH99 wseje juouno jas 95949 212 jueisuoo juejsuoo ous Mon 40 Se 4 wasaa BJ6alul 30 uon eq were G 2 3 3 4 nueuugn 3P ans oP d nueuigns rt 15004 4Sploy zald uonounj usuel 58 Sej
36. break in the sensor circuit Check if the type of chosen sensor is in compliance with the connected one check if input signal values are situated in the appropriate range If yes check if there is no break in the sensor circuit Incorrect controller configuration After selecting the valve opening on one output the valve closing should be set on another output Incorrect controller configuration Auto tuning is ended with failure Input discalibrated After selecting the cooling type control on one output the reverse control heating and the PID algorithm ALG PID should be set on another output Check the reason of the auto tuning process interruption in the auto tuning point Turn off and turn on again the controller supply when this not help contact the nearest service shop Continuous output discalibrated Turn off and turn on again the controller supply when this not help contact the nearest service shop Error of readout verification from the non volatile memory Turn off and turn on again the controller supply when this not help contact the nearest service shop The controller exploitation in his state can cause its unforeseen behaviour 46 RE72 09 Users Manual 47 16 TECHNICAL DATA Input to table 19 Input signals and measuring ranges Tab
37. c but it can be changed or disabled through the parameter tout 7 3 Binary Inputs The function of the binary input is set by the parameter ba n Following binary input functions are available without function the binary input state does not influence the controller operation control stop the control is interrupted and control outputs are behaved as after a sensor damage alarm and retransmission operate independently switching on manual operation transition to the manual control mode switching SP1 on SP2 change of the set point value during the control erasing of the timer alarm disabling of the relay responsible for the timer alarm program start the programming control process begins after a prior set of the programming control jump to the next segment the transition to the next segment follows during the duration of programming control stoppage to count the set point value in the program the stoppage of set point value counting follows during the duration of the programming control 7 4 Outputs The controller has maximal three outputs Each of them can be configured as a control or an alarm output For the proportional control with the exception of analog outputs the pulse period is additionally set The pulse period is the time which goes by between successive switches of the output during the proportional control The length of the pulse period must be cho
38. e on an output one of the outputs out e out 4 should be set to The timer status residual time is displayed with the mark on the first position To display it one must press the push button till the moment of it appearance on the lower display acc to the fig 13 The return to the set point value display is set by the manufacturer on 30 sec but can be changed or disabled through the parameter RE72 09 Users Manual 27 Status Description Sygnaling timer stopped temperature over SP Residual time in minutes Press the push button e g e 83 Flickering residual time in minutes End of the countdown Reaching zero by the timer tind During the countdown Press and 4 push buttons Timer erasing After the countdown end press the 2 push button through the binary input Starting of the timer Pause of the timer Press the 7 push button PV SP Time sec Timer erasing 1 1 Timer alarm Fig 23 Principle of timer operation 11 CURRENT TRANSFORMER INPUT After connecting the current transformer designation CT 94 1 the measurement and display of the current flowing through the load steered by the output 1 is possible The first output must be of relay or voltage 0 5 V type For the current counting the minimal time of the output switching on must be at leas
39. eating Correct Monitoring cooling code of control signal a ocking the change Oe Mode of parameter Monitoring programming f control er value 2sec working mode opening and p gen m value valve gna 2sec closing WME Screen of auto tunin Stan y Auto tuning mode Monitoring of additional Measured input value Monitoring Measured current value maw Caution The screen accessibility depends on the controller version and its current setting Fig 13 Menu of controller service RE72 09 Users Manual 10 6 1 Programming Controller Parameters The pressure and holding down the i push button during ca 2 sec causes the entry in the programming matrix The programming matrix can be protected by an access code In case when giving a wrong value of the code it is only possible to see settings through without the possibility of changes The fig 14 presents the transition matrix in the programming mode The transition between levels is carrying out by means of and 2 push buttons and the level selection by means of the push button After selecting the level the transition between parameters is carried out by means of and push buttons In order to change the parameter setting one must proceed acc to the section 6 3 In order to exit from the selected level one must transit between parameters until the sym
40. ed value taking part in control and alarms The main input is an universal input to which one can connect different types of sensors or standard signals The selection of the input signal type is made by the parameter nt The position of the decimal point which defines the display format of the measured and the set point value is set by the parameter For linear inputs one must set the indication for the lower and upper analog input threshold nto aH The correction of the measured value indication is carried out by the parameter F RE72 09 Users Manual 20 7 2 Additional Measuring Inputs The additional input can be the source of remote set point value 259 set or the signal for retransmission Raf n set on P 9 The additional input is a linear input The selection of the input signal type is possible between 0 20 mA and 4 20 mA by the parameter et The position of decimal point which defines the display format of the measured and set point value is set by the parameter d amp One must also set the indication for the lower and upper analog input threshold t o The signal from the additional input is displayed with the character on the first position To display the value one must press the push button till the moment of its appearance on the lower display acc to the fig 13 The return to display the set point value is set by the manufacturer for 30 se
41. erning the Operational Safety N All operations concerning transport installation and commissioning as well as maintenance must be carried out by qualified skilled personnel and national regulations for the prevention of accidents must be observed Before switching the controller on one must check the correctness of connections to the network Do not connect the controller to the network through an autotransformer The removal of the controller casing during the guarantee contract period may cause its cancellation The controller fulfills requirements related to electromagnetic compatibility in the industrial environment When connecting the supply one must remember that a switch or a circuit breaker should be installed in the room This switch should be located near the device easy accessible by the operator and suitably marked as an element switching the controller off Non authorized removal of the casing inappropriate use incorrect installation or operation create the risk of injury to personnel or meter damage For more detailed information please study the User s Manual 4 INSTALLATION 4 1 Controller Installation Fix the controller in the panel which the thickness should not exceed 15 mm by means of four screw clamps acc to the fig 1 The panel cut out should have 45 0 6 x 45 0 6 mm Fig 1 Controller fixing in the panel Controller overall dimensions are presented on the fig 2
42. escription address ration range 4165 RW 0 65535 Reserved 4166 RW 0 65535 Reserved 4167 RW 0 65535 Reserved 4168 RW 0 65535 Reserved 4169 RW 0 65535 Reserved Way to begin the program 4170 STRT RW 0 1 0 from value defined by SPO 1 from current measured value acc to 4171 SPO RW tae Initial set point value 17 Unit for the segment duration 4172 TMUN RW 0 1 0 minutes and seconds 1 hours minutes L Unit for the accretion rate of the set point value 4173 2 RRUN RW 0 1 0 minutes 1 hours S Locking of control deviations E 0 inactive 4174 gt HOLD RW 0 3 1 lower e 2 upper z 3 two sided 4175 CYCN RW 1 999 Number of program repetitions Control after a supply decay 4176 FAIL RW 0 1 0 program continuation 1 control stoppage Control on the program end 0 control stoppage 18 END ien dl 1 fixed set point control with the set point value of the last segment Gain Scheduling function for the program 4178 E PID RW 0 1 0 disabled 1 enabled o Kind of segment 0 segment defined by the time 4179 TYPE RW 0 3 1 segment defined by the accretion 2 stoppage of the set point value 3 program end 4180 E tsp rw 19 set point val th t end c table 17 et point value on the segment en 4181 S TIME RW 1 5999 Segment duration 4182 D RR RW 1 5500 Accretion rate of the set point 4183 HLDV RW 0 2000 Value
43. est 1 Only when a relay or voltage 0 5 V is also selected on the output 1 2 Only after agreeing by the manufacturer Ordering Example The code RE72 1 2 2 1 00 E 7 means RE72 controller of RE72 type 1 output 1 relay 2 output 2 voltage 0 5 V 2 option with binary output 1 supply 85 253 V a c d c 00 standard version E documentation and descriptions in English version 1 with an extra quality inspection certificate When ordering please respect the code number 49 RE72 09 Users Manual 50 18 MAINTENANCE AND GUARANTEE The RE72 controller does not require any periodical maintenance In case of some incorrect operations In the period of 18 months from the date of purchase One should take the controller down from the installation and return it to the Manufacturer s Quality Control Dept If the unit has been used in compliance with the instructions the Manufacturer warrants to repair it free of charge After the guarantee period One should turn over the controller to repair it in a certified service workshop The disassembling of the casing causes the cancellation of the granted guarantee Our policy is one of continuous improvement and we reserve the right to make changes in design and specifications of any products as engineering advances or necessity requires and revise the above specifications without notice RE72 09 Users Manual 51
44. f the additional input 0 current inpur 0 20mA 1 current input 4 20mA 4021 DP2 RW Position of the decimal point of the additional input 0 without a decimal place 1 1 decimal place 2 2 decimal places 4022 1210 RW 999 9999 7 Indication for the lower threshold of the analog main input 4023 I2HI RW 999 9999 7 Indication for the upper threshold of the analog main input 4024 FILT RW Time constant of the filter 0 OFF 1 0 2 sec 2 0 5 sec 3 1 sec 4 2 sec 5 5 sec 6 10 sec 7 20 8 50 9 100 4025 BNIN RW Binary input function 0 none 1 control stop 2 switching on manual control 3 switching SP1into SP2 4 erasing of the timer alarm 5 program start 6 jump to the next segment 7 stoppage of set point value counting in the program 4026 RW 0 65535 reserved 38 RE72 09 Users Manual Marking Parameter range Description Function of output 1 without function 1 control signal 2 control signal of stepper control opening 7 3 control signal of stepper control closing n 4 control signal cooling 5 absolute upper alarm 4027 OUT1 RW 0 14 6 absolute lower alarm 7 relative upper alarm 8 relative lower alarm 9 relative internal alarm 10 relative ex
45. gisters from address 4000 depending on the input 0 2 3 2 3 Decimal point position for MODBUS registers from address 4000 depending on the additional input 0 2 4 Auto tuning finished with failure 5 Soft start 1 active 0 inactive 6 Timer status 1 countdown finished 0 remaining states 7 Automatic control manual 0 auto 1 manual 8 auto tuning 1 active 0 inactive 42 RE72 09 Users Manual 9 10 Current set of PID parameters 0 PID1 1 PID2 2 PID3 3 PID4 11 12 reserved 13 Measured value beyond the measuring range 14 Measured value on the additional input beyond the measuring input 15 Controller error check the error register 43 1 For sensor inputs value is equal 1 for linear inputs the value is depended on the parameter dp register 4023 Register 4004 alarm state Table 13 bit Description 0 State of alarm 1 1 active 0 inactive 1 State of alarm 2 1 active 0 inactive 2 State of alarm 3 1 active 0 inactive 3 Reserved 4 Alarm state of heater burning 5 Alarm state of permanent output 1 shorting 1 active 0 inactive 6 15 Reserved Register 4005 error register Table 14 bit Description 0 Discalibrated input 1 Discalibrated additional input
46. h setting out out 2 out 3 and oot 4 parameters on the suitable type of alarm Available types of alarms given on the fig 22 vlde gt 0 RLSP RLSP 5 Aldu lt 0 Absolute Absolute lower Relative upper Rt o Ai du 70 52 Aldu lt 0 Aldu lower Relative internal Relative external dut o dur duou Rys 22 Kinds of alarms The set point value for absolute alarms is the value defined by the 8x 5P parameter and for relative alarms it is the deviation from the set point value in the main channel Ax du parameter The alarm hysteresis i e the zone around the set point value in which the output state is not changed is defined by the 8x 4 9 parameter One can set the alarm latch i e the memorizing of the alarm state after stopping alarm conditions parameter A amp x L on The erasing of alarm memory can be made by the simultaneous pressure of and gt push buttons in the normal working mode or interface 10 TIMER FUNCTION When reaching the set point temperature SP the timer begins the countdown of the time defined by the E parameter After counting down to zero the timer alarm is set which remains active till the moment of the timer erasing To activate the timer function one must set the parameter To indicate the alarm stat
47. ing Parameter range Description Function of output 3 without function 1 control signal 2 control signal of stepper control opening 1 3 control signal of stepper control closing n 4 control signal cooling 5 absolute upper alarm 6 absolute lower alarm 4032 OUT3 RW 0 15 7 relative upper alarm 8 relative lower alarm 9 relative internal alarm 10 relative external alarm 11 timer alarm 12 alarm of heater burnout 13 controlling element damage alarm short circuit 14 auxiliary output in the programming control 15 auxiliary output EV2 in the programming control 4033 RW 0 65535 reserved Control algorithm 4034 ALG RW 0 1 0 on off 1 Kind of control 4035 TYPE RW 0 1 0 direct control cooling 1 reverse control heating 4036 HY RW 2 999 7 Hysteresis HY Gain Scheduling function 4037 GTY RW 0 2 o iu ds 5 1 from set point value 2 constant PID set Number of PID sets for Gain Scheduling from the set point value 4038 GSNB RW 0 2 0 2 PID sets 1 3 PID sets 2 4 PID sets 4039 GL12 RW to table 17 1 Switching level for PID1 and PID2 sets 4040 GL23 RW to table 17 1 Switching level for PID2 and PID3sets 4041 GL34 RW acc to table 17 1 Switching level for PID3 and PID4 sets Choice of a constant PID set 0 PID1 4042 GSET RW 0 3 1 PID2 2 PID3 3 PIDA 4043 PB RW 0 9
48. is for the heater mcn damage alarm 0 1A 0 0 50 0A P Set point for the controlling 2 5 element damage alarm 0 0A 0 0 50 0A short circuit Hysteresis for the controlling a H element damage alarm 0 1A 0 1 50 0A short circuit 5 PP Set point value parameters 5P set point value SP1 SP2 n Set point value with soft start in units per minute Ep g r H c set point value with soft Kind of set point value SP start units hour set point value the additional input Pc set point value from programming control r bo Program No to carry out 1 1 15 SP Set point value SP1 0 0 C 3 Set point value SP2 0 0 MIN MAX 3 P 3 Set point value SP3 0 0 C MIN MAX 9 SPY Set point value SP4 0 0 C MIN MAX 3 5 t Lower limitation of the fast 200 C MIN MAX 3 set point value change RE72 09 Users Manual 18 5 i Range of parameter Parameter description changes setting 5 sensors Linear input 5 Upper limitation of the fast 1767 0 C MIN MAX set point value change Accretion rate of the set point 1 SPeer value SP1 or SP2 during the 0 0 C ime unit time unit soft start 6 Programming control parameters The description of parameters is in the section Programming control table 5 nt Serial interface
49. le 19 Sensor type Standard Range Symbol Pt100 200 850 C 328 1562 F Pt1000 200 850 328 1562 F Pe iG Fe CuNi J 100 1200 C 148 2192 F t u Cu CuNi T 100 400 C 148 752 F t t NiCr NiAl 100 1372 C 148 2501 6 F c e PtRh10 Pt S 0 1767 32 3212 6 t 5 PtRh13 Pt R EO 0 1767 32 3212 6 ter PtRh30 PtRh6 B 0 1767 32 3212 6 5 NiCr CuNi E 100 1000 148 1832 F E E NiCrSi NiSi N 100 1300 C 148 2372 F t n chromel kopel L GOST R 8 585 2001 100 800 C 148 1472 F t c Linear current 1 0 20 mA 0 20 mA 20 20 Linear current I 4 20 mA 4 20 mA 4 22 Linear voltage 0 0 5V 0 5V 6 5 Linear voltage U 0 10V 0 10V 0 10 7 The intrinsic error is related to measuring range 200 1767 392 3212 6 F Intrinsic error of the real value measurement 0 296 for resistance thermometer inputs 0 3 for inputs for thermocouple sensors 0 5 for B R 5 0 296 1 digit for linear inputs Current flowing through the resistance thermometer sensor 0 22 mA Measurement time 0 25 Input resistance for voltage input 150 for current input pp 5Q Error detection in the measuring circuit thermocouple Pt100 Pt1000 overrun of measuring r
50. lowing control o 2 auxiliary output for the program following control Output type 1 rc ELY relay output 5 5r voltage output 0 5 V 4 20 continuous current output 4 20mA continuous current output 0 20mA 5 continuous voltage output 0 5V 10 continuous voltage output 0 10V Function of output 2 off of F without function 3 control signal control signal of stepper control opening sE L control signal of stepper control closing CooL control signal cooling AH absolute upper alarm AL o absolute lower alarm relative upper alarm dut o relative lower alarm dus n inner relative alarm duou outer relative alarm timer alarm heater damage alarm 5 controlling element damage alarm short circuit rEtr retransmission Eu 1 auxiliary output for the program following control o 2 auxiliary output for the program following control je o Q9 output type 2 rc ELY relay output 5 5r voltage output 0 5 V 4 22 current continuous output 4 20 mA eU current continuous output 0 20 mA 5 voltage continuous output 0 5V G 10 voltage continuous output 0 10V Function of output 3 off of without function control signal RE72 09 Users Manual 15 Parameter symbol Parameter description Manufacturer setting Range of parameter ch
51. n If that does not to obtain correct PID parameter values or help select manually PID parameters noises have occurred 8 2 2 Auto tuning and Gain Scheduling In case when Gain Scheduling is used one can carry out the auto tuning in two ways The first way consist on choosing a suitable set of PID parameters in which calculated PID parameters will be stored and realizing the auto tuning on the level of the currently chosen set point value for the fixed set point control One must set the amp parameter on 5 2 2 and choose GS between 2 d and 2 a4 The second way enables the automatic realization of the auto tuning for all PID sets One must set the parameter on 52 and choose the number of PID sets for setting RE72 09 User s Manual 23 parameter amp 5 5 Set point values for individual PID sets must be give in 5 572 573 5 4 parameters from the lowest to the highest 8 2 3 Proceeding Way in Case of a Dissatisfying PID Control The best way to select PID parameters is to change the value into a twice higher or into a twice lower During changes one must respect following principles a Oscillations increase the proportional band increase the integration time decrease the differentiation time b Over regulations increase the proportional band increase the integration time increase the differentiation time Instability decre
52. nently setting of one PID set the PID set is put through the 2456 parameter gt PID Fig 19 Gain Scheduling Fig 20 Gain Scheduling switched over for S switched over from SP each segment in the programmed control 8 5 Control of Heating cooling Type For the heating cooling control of the outputs out oo 3 should be set to one of the outputs owt oot3 should be set to the displacement zone for cooling should be configured For the heating loop the PID parameters should be configured Pb t td for the cooling loop the PID parameters P amp C C t dC The parameter PC is defined as the ratio of the parameter from the range 0 1 200 0 96 The pulse period for logic outputs relay SSR is set independently for the heating and cooling loops depending on the output these are to o If there is the need to use the PID control in one loop and the ON OFF control in the other loop one output should be set to PID control and the other one upper relative alarm Control output 100 Main loop Auxiliary loo heating not cooling 0 Set point value Temperature Fig 21 Control with two loops heating cooling type RE72 09 User s Manual 26 9 ALARMS Four alarms are available in the controller which can be assigned to each output The alarm configuration requires the selection of the alarm kind throug
53. oerte Lore teret 24 8 5 Control of Heating cooling Type ecce 25 9 ALARMS MEI DIETE 26 10 TIMER PUNG TION 26 11 CURRENT TRANSFORMER INPUT 27 12 ADDITIONAL FUNCTIONS Ne 28 AZ Ve SIG hell Monitoring 28 12 2 Manual 28 12 3 Signal Retransmission pp 28 12 4 SetPoint Change Rate Soft Start 29 125 Bigital Filler i 29 12 5 Sellligs aienti 30 13 PROGRAMMING RN 30 13 1 Description of Programming Control Parameters 30 13 2 Definition of Set Point Value Programs pp 32 13 3 Control of the Set Point Value Program ssssss HH 34 14 RS 485 INTERFACE WITH MODBUS 36 14 1 PREMIT Nd 36 14 2 Error Codes PESE 36 14 3 Register Map acus coe EE EHE epi E Ee EE Ehe epit 36 15 ERROR SIGNALING iine 2203225200242252220 003 aao deese ao 46 16 TECA NICAL DATA C tremo to on
54. otable17 7 Set point value for absolute alarm 1 4066 A1DV RW 1999 1999 Deviation from the set point value for relative alarm 1 4067 A1HY RW 2 999 7 Hysteresis for alarm 1 Memory of alarm 1 4068 RW 0 1 0 disabled 1 enabled 4069 A2SP RW to table 17 Set point value for absolute alarm 2 4070 A2DV RW 1999 1999 Deviation from the set point value for relative alarm 2 4071 A2HY RW 2 999 7 Hysteresis for alarm 2 Memory of alarm 2 4072 A2LT RW 0 1 0 disabled 1 enabled 4073 A3SP RW acc to table 17 7 Set point value for absolute alarm 3 4074 A3DV RW 1999 1999 7 Deviation from the set point value for relative alarm 3 4075 A3HY RW 2 999 7 Hysteresis for alarm 3 Memory of alarm 3 4076 A3LT RW 0 1 0 disabled 1 enabled 4077 RW 0 65535 Reserved 4078 RW 0 65535 Reserved 4079 RW 0 65535 Reserved 4080 RW 0 65535 Reserved 4081 AHSP RW 0 500 Set point value for the heater damage alarm Ax10 4082 AHHY RW 0 500 Hysteresis for the heater damage alarm Ax10 Kind of set point value 0 set point value SP1 or SP2 4083 SPMD RW 0 4 1 point value with soft start in units per minute 2 set point value with soft start in units per hour 3 set point value from the additional input 4 Set point value acc to the programmed control 4084 SP RW acc to table 17 7 Set point
55. out time which goes by in the segment time which remained to the end of the segment time which remained to the program end After finishing the program the dot is gone out or the program is renewed if the number of the program repetition is higher than 1 After finishing the control auxiliary outputs are in the state defined by parameters output state for the segment set as the program end When the parameter hot d locking in the program is set or bfad and the locking value ht in the operating segment is higher than zero then the size of the control deviation is controlled set point value minus measured value For hot lt o the locking is active when the measured value is below the set point value diminished by the locking value For ot d the locking is active when the measured value exceeds the set point value the locking value For Hoi d 5 amp d the locking is active as for the upper and lower locking If the locking is active then the counting of the set point value is interrupted and the dot in the right corner is flickering The controller controls acc to the last calculated set point value RE72 09 Users Manual 35 Normal operating mode Measured value Set point value ac iG 2sec ca Status monitoring iG 2sec the number 55 of the push buttons atlas
56. parameters n c Device address 1 1 247 48 4800 bit s 96 9600 bit s bud Transmission rate 95 192 19200 bit s 384 38400 bit s 5 16 57600 bit s non lack rng RTU 8N2 E c 8E t RTU 8E1 Prot Protocol rG8n2 8o ti RTU 801 RTU 8N1 r Etr Retransmission parameters measured value on the main input PV Pug measured value on the Og Quantity retransmitted on p additional input PV2 continuous output e P 1 2 measured value PV PV2 Pe i measured value PV2 PV 5 P set point value ou control deviation set point value measured value moor Lower threshold of the signal 3 D to retransmit 0 0 C Upper threshold of the signal onmi fofetransmit 100 0 MIN MAX 52 Service parameters 5 t u Access code to the menu 0 0 9999 Sten Auto tuning function on o FF locked on available NN M of F disabled Coa onu timer function otf Counting off the time by the t Mic y 30 0 min 0 1 999 9 min di e Monitoring of the auxiliary are ids disabled input on enabled Monitoring of the heater of F disabled iuc or fF current on enabled RE72 09 Users Manual 19 Range of parameter Manufacturer Parameter symbol description changes setting Sensors Linear input Time of the automatic output from 305 0 9999 5
57. r CL threshold of the auxiliary 0 0 1999 9999 linear input Indication for the upper threshold of the auxiliary 100 0 1999 9999 7 linear input of F filter disabled Ge time constant 0 2 s 05 time constant 0 5 s i time constant 1 s C iL 2 time constant 2 s Time constant of the filter u 6 ime constant 5 s 1G time constant 10 s 20 time constant 20 s 50 time constant 50 s 100 time constant 100 5 C ome onm Binary input function nont nont none St control stop switching into manual working 5 P2 switching SP1 into SP2 c SAt erasing of timer alarm P5t fi program start Pa 5t jump to the next segment PHL d stopping to count the set point in the program out Output parameters Function of output 1 of F without function 3 control signal 48 control signal for the stepper control opening control signal for the stepper control closing C oot control signal cooling RE72 09 Users Manual 14 Parameter symbol Parameter description Manufacturer setting Range of parameter changes Sensors Linear input upper absolute alarm AL o lower absolute alarm do upper relative alarm o lower relative alarm du n inner relative alarm Gu oo outer relative alarm ALt r timer alarm r Etr retransmission o 1 auxiliary output for the program fol
58. re the same as for the first loop The PD algorithm is recommended for the stepper control The operation of a three stage stepper controller with algorithm P is shown on the fig 18 The auto tuning algorithm is not available for the stepper control The pulse period is the same for valve opening and valve closing parameter output 100 Channel opening Channel closing 0 y Input signal Fig 18 three stage stepper control 8 4 Gain Scheduling Function For control systems Where the object behaves decidedly differently in various temperatures it is recommended to use the Gain Scheduling function The controller allows to remember up to four sets of PID parameters and switch them over automatically The switching between PID sets runs percussiveless and with hysteresis in order to eliminate oscillations on switching limits The amp amp parameter settles the way of the function operation of F The function is disabled 52 switching depending on the set point value For the fixed set point control one must also choose the number of PID sets the 456 parameter and set switching levels in dependence from the number of PID sets RE72 09 User s Manual 25 b For the programmed control one can set the PID set individually for each segment Then one must set the 2 parameter on o for the given program in the P CFS group 5 Perma
59. sen depending on dynamic object properties and suitably for the output device For fast processes it is recommended to use SSR relays The relay output is used to steer contactors in slow changing processes The application of a high pulse period to steer slow changing processes can give unwanted effects in the shape of oscillations In theory lower the pulse period better the control but for a relay output it can be as large as possible in order to prolong the relay life Recommendations concerning the pulse period Table 3 output Pulse period to Load Electromagnetic relay Recommended gt 20 s min 10 s 2 A 230 V a c Min 5s 1 A 230 V a c Transistor output 1 3 sec SSR relay RE72 09 Users Manual 21 8 CONTROL 8 1 ON OFF Control When a high accuracy of temperature control is not required especially for objects with great time constant and small delay one can apply the on off control with hysteresis Advantages of this way of control are simplicity and liability but disadvantage are the occurring oscillations even at small hysteresis values Output Enabled Disabled 52 Measured value Fig 16 Operation way of the heating output type 8 2 Innovative SMART PID Algorithm When a high accuracy of the temperature control is required one must use the PID algorithm The applied innovative SMART PID algorithm is characterized by an increased accuracy for a widen class range of
60. t 200 ms The transformer work range is equal from 0 to 50 A The heater current is displayed with the mark f in the first position In order to display the heater current one must press the lt push button till the moment of it appearance on the lower display acc to the fig 13 The return to the set point value display is set by the manufacturer on 30 sec but can be changed or disabled through the parameter Two types of alarms concerning the heating element are available The alarm of damage the control element and alarm of the heater burnout The alarm of the control element damage is realized by the current measurement when the control element is disabled however the burnout alarm is realized when the control element is enabled RE72 09 Users Manual 28 The alarm configuration includes setting the alarm type For the heater damage alarm out 2 or out 3 AL hb and for the controlling element damage alarm out 3 8 05 Remaining parameters to set are the alarm set point value 5552 25972 and the hany 0545 hysteresis For a correct detection of the heater alarm burnout the heating element can not be connected later than the controller 12 ADDITIONAL FUNCTIONS 12 1 Control Signal Monitoring The control signal of heating type is displayed with the mark on the first position of cooling gm type is displayed with the mark of valve opening is displayed with the
61. ternal alarm 11 timer alarm 12 retransmission 8 13 auxiliary output in the programming control 14 auxiliary output EV2 in the programming control Output 1 type R 1 6 1 relay output 2 voltage output 0 5 V 4028 O1TY 3 current output 4 20 mA 4 current output 0 20 mA RW 3 49 5 voltage output 0 5 V 6 voltage output 0 10 V 4029 YFL RW 0 1000 Control signal of control output for proportional control in case of sensor damage x10 Function of output 2 without function 1 control signal 2 control signal of stepper control opening A 3 control signal of stepper control closing 4 control signal cooling 5 absolute upper alarm 6 absolute lower alarm 4030 OUT2 RW 0 16 fo upper alar 8 relative lower alarm 9 relative internal alarm 10 relative external alarm 11 timer alarm 12 alarm of heater burnout 13 controlling element damage alarm short circuit 14 retransmission 15 auxiliary output EV1 in the programming control 16 auxiliary output EV2 in the programming control Output 2 type R 0 6 0 without relay 1 relay output 2 voltage output 0 5 V 1004 QE 3 current output 4 20 mA 4 current output 0 20 mA RW 3 4 5 voltage output 0 5 V 6 voltage output 0 10 V 39 RE72 09 Users Manual Mark
62. ur program end 5774 PID RW 0 3 Gain Scheduling function for the program 5775 RW 0 3 Kind of segment 5776 2 TSP RW inh Set point value on the segment end 5777 E RW 0 5999 Segment duration 5778 RR RW 1 5500 7 Accretion rate of the set point value nd iati i i 5779 amp HLDV RW 0 2000 Control deviation value over which the counting of the set point value is interrupted 5780 RW 0 3 State of auxiliary outputs 5781 PID RW 0 3 PID set the segment 5873 TYPE RW 0 3 Kind of segment 5874 TSP RW me 19 Set point value segment 5875 TIME RW 0 5999 Segment duration 5876 2 RR RW 1 5500 7 Accretion rate of the set point value 5877 gt HLDV RW 0 2000 Control deviation value over which the counting of 95 the set point value is interrupted 5878 RW 0 3 State of auxiliary outputs 5879 PID RW 0 3 PID set for the segment 7 Value with the decimal point position defined by bits O and 1 in the register 4002 Map of registers from address 7000 i 7500 Table 16 Register Register ope Sddres Symbol cation Beseription 7000 7500 R Measured value PV 7002 7501 R Measured value on the additional input 7003 7502 R Current set point value SP 7006 7503 R Control signal of output 1 7008 7504 R Control signal of output 2 7010 7505 SP R Set point value SP 7012 7506 SP2 R Set point value SP2 7014
63. value SP 4085 SP2 RW acc to table 17 7 Set point value SP2 4086 SP3 RW acc to table 17 7 Set point value SP3 4087 SP4 RW to table 177 Set point value SP4 4088 SPL RW acc to table 17 Lower limitation of the fast set point value change 4089 SPH RW acc to table 17 7 Upper limitation of the fast set point value change 4090 SPRR RW 0 9999 1 Accretion rate of the set point value SP or SP2 during the soft start 4091 ADDR RW 1 247 Device address Baud rate 0 4800 1 9600 4092 BAUD RW 0 4 2 19200 3 38400 4 57600 Protocol 0 lack 1 8N2 4093 PROT RW 0 4 2 RTU 8T1 3 RTU 801 4 RTU 8N1 41 RE72 09 Users Manual Marking Parameter range Description 4094 RW 0 65535 Reserved Quantity retransmitted on the main input 0 measured value on the main input PV 1 measured value on the additional input PV2 4095 AOFN RW 0 5 2 measured value PV PV2 3 measured value PV2 PV 4 set point value 5 deviation set point value measured value PV 4096 AOLO RW 1999 9999 7 Lower signal limit for retransmission 4097 AOHI RW 1999 9999 7 Upper signal limit for retransmission 4098 SECU RW 0 9999 Access code to the menu Auto tuning function 4099 RW 0 1 0 locked 1 unlocked 4100 STLO RW to table 17 7 Lower threshold fpr auto tuning
64. x10 4010 RW 0 1000 Control signal of loop 2 96 x10 4011 R 0 59994 Timer value s 4012 R 0 500 Heater current when the output is turned on A x10 4013 R 0 500 Heater current when the output is turned off A x10 Unit 0 Celsius degrees 1 Fahrenheit degrees 2 physical units 4014 UNIT RW 0 2 RE72 09 Users Manual Register address Marking Ope ration Parameter range Description 4015 INPT RW Kind of main input 0 resistance thermometer Pt100 1 resistance thermometer Pt1000 2 thermocouple of J type 3 thermocouple of T type 4 thermocouple of K type 5 thermocouple of S type 6 thermocouple of type 7 thermocouple of B type 8 thermocouple of E type 9 thermocouple on type 10 thermocouple of L type 11 current input 0 20mA 12 current input 4 20mA 13 voltage input 0 5 V 14 voltage input 0 10 V 4016 DP RW 0 1 3 4 0 2 Position of the decimal point of the main input 0 without decimal place 1 1 decimal place 2 2 decimal places 4017 INLO RW 999 9999 Indication for the lower threshold of the analog main input 4018 4020 INHI RW RW 999 9999 7 0 1 Indication for the upper threshold of the analog main input 4019 SHIF RW 999 999 7 Shift of the measured value of the main input Kind o

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