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Proheat 4000 Series, User Manual

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Proheat 4000 Series User Manual Download Page 32

0 - 1V,  0 - 5V
1 - 5V, 0 - 10V

Minimum
 Load 
10 K ohms

5
6

4000 Series.
8000 Series

6000 Series

12

_

+

Load

Load

Figure  2.16

   Output 2 Linear Voltage

11

2-8  Alarm Wiring

7
8
9

4000 Series
8000 Series

6000 Series

LOAD

LOAD

120V/240VAC
Mains Supply

Figure  2.17

   Alarm Output to Drive Load

3
1
2

0 - 1V,  0 - 5V
1 - 5V, 0 - 10V

+

+

_

_

External device

External device

               Control Output 2 Wiring (Cont’d)

13
14

4000 Series  6000 Series  8000 Series

+

-

0-20/4-20ma, 
0-5/1-5VDC, 0-10VDC

Figure  2.18

Retransmission Output Wiring

Output to 
Recorder, 
PLC, Etc.

Load Resistance : 0 - 500 ohms ( for current output )
                             10 K ohms minimum ( for voltage output )

Re+

Re -

2-9  Process Retransmission

28

Summary of Contents for 4000 Series

Page 1: ...al 4000 Series 1 4 DIN 6000 Series 1 16 DIN 8000 Series 1 8 DIN Auto Tune Fuzzy PID Process Temperature Controller 117 East Adam Street LaGrange KY 40031 502 222 1402 Fax 502 222 0714 www proheatinc com 6000series ...

Page 2: ... Read Chapter 1 2 Read All Chapters Read Page 12 NOTE It is strongly recommended that a process should incorporate a LIMIT CONTROL which will shut down the equipment at a preset process condition in order to preclude possible damage to products or system Information in this user s manual is subject to change without notice Copyright January 2018 Proheat Inc all rights reserved No part of this publ...

Page 3: ...Quick Reference Guide PID Adjustment Guide iv ...

Page 4: ...ad band 0 ALFN Alarm function Dev hi alarm ALMD Alarm operation mode Normal ALHY Hysteresis control of alarm Normal ALFT Alarm failure transfer mode On COMM Communication function Modbus ADDR Address assignment BAUD Baud rate 9 6 DATA Data bit count 8 PARI Parity bit Even STOP Stop bit count 1 RELO PV retransmission low value 0 F REHI PV retransmission high value 200 0 F SEL1 1st parameter for use...

Page 5: ...0 201 00 Proheat Control Coil High Limit Contactor Process Sensor Limit Sensor L91 4110 Limit Control Example System Wiring Diagram Solid State Relay 1 6 2 7 3 8 4 9 5 10 1 7 2 8 3 9 4 10 5 11 6 12 Solid state Relay Quick Reference Guide ...

Page 6: ... 6000 101 00 Proheat Control Coil High Limit Contactor Process Sensor Limit Sensor L91 4110 Limit Control Example System Wiring Diagram Mercury Relay 1 6 2 7 3 8 4 9 5 10 1 7 2 8 3 9 4 10 5 11 6 12 Mercury Relay Quick Reference Guide ...

Page 7: ...7 Control Output Wiring 25 2 8 Alarm Wiring 28 2 9 Process Retransmission 28 2 10 Data Communications 29 Chapter 3 Programming 3 1 Lockout 31 3 2 Signal Input 31 3 3 Control Outputs 32 3 4 Alarm 37 3 5 Configure User Menu 38 3 6 Ramp 39 3 7 Dwell Timer 40 3 8 PV Shift 41 3 9 Digital Filter 41 3 10 Failure Transfer 42 3 11 Auto tuning 43 3 12 Manual tuning 44 3 13 Manual Control 45 3 14 Data commun...

Page 8: ...put linear current or linear voltage to drive external device There are six types of alarm plus a dwell timer can be configured for the third output The units are fully programmable for PT100 and thermocouple types J K T E B R S N L with no need to modify the unit The input signal is digitized by using a 18 bit A to D converter Its fast sampling rate 5 scans second allows the unit to control with ...

Page 9: ...of the input A to D converter reaches 5 times second The fast sampling rate allows this series to control fast processes Fuzzy Control The function of Fuzzy control is to adjust PID parameters from time to time in order to make manipulation output value more flexible and adaptive to various processes The results is to enable a process to reach a predetermined set point in the shortest time with th...

Page 10: ...zed changes Bumpless Transfer Bumpless transfer allows the controller to continue to control by using its previous values if a sensor fails Soft start Ramp The ramping function is performed during power up as well as any time the set point is changed It can be ramping up or ramping down The process value will reach the set point with a predetermined constant rate Digital Filter A first order low p...

Page 11: ... 10V 6 Triac output 1A 240VAC SSR C Pulsed voltage to drive SSR 14V 40mA X Special order Output 1 0 None 1 Form C relay 2A 240VAC 9 Special order Alarm 40 60 80 0 None 1 Form A relay 2A 240VAC 2 Pulsed voltage to drive SSR 5V 30mA 3 Isolated 4 20mA 0 20mA 4 Isolated 1 5V 0 5V 5 Isolated 0 10V 6 Triac output 1A 240VAC SSR 7 Isolated 20V 25mA transducer power supply 8 Isolated 12V 40mA transducer po...

Page 12: ...to touch the programming port which is connected to a PC for automatic configuration also can be connected to an ATE system for automatic calibration and testing The programming port is used for off line automatic setup and testing procedures only Do NOT attempt to make any connection to these pins when the unit is in normal operation 2 2 5 5 8 ...

Page 13: ...ion mode 4 Clear the message of communication error and auto tuning error 5 Restart the dwell timer when the dwell timer has been time out 6 Enter the manual control menu during failure mode occurs ENTER KEY Press for 3 seconds or longer Press for 3 seconds to 1 Ener setup menu The display shows 2 Enter manual control mode during manual control mode is selected 3 Enter auto tuning mode during auto...

Page 14: ...uttons for ease of control setup and set point adjustment Output 1 Indicator Output 2 Indicator Alarm Indicator Process Unit Indicator Manual Mode Indicator Auto tuning Indicator The left diagram shows program no 6 for 6000 Series with version 12 The program no for 4000 Series is 12 and the number for the 8000 Series is 11 Display program code of the product for 2 5 seconds Figure 1 4 Display of I...

Page 15: ...available parameters depends on setup conditions and should be less than that shown in the flow chart You can select up to 8 parameters to put place in the user menu by using SEL1 SEL8 contained at the bottom of setup menu Release press again for 2 seconds then release to enter the calibration menu The user menu shown in the flow chart is corresponding to the default setting for the SEL parameters...

Page 16: ...mocouple L type thermocouple PT 100 ohms DIN curve PT 100 ohms JIS curve 4 20 mA linear current input 0 20 mA linear current input 0 1V linear voltage input 0 60 mV linear millivolt input INPT Input sensor selection 1 0 SP2 Set point for output 2 when output 2 performs alarm function Low 19999 High 45536 10 0 C 18 0 F SP1 Set point for output 1 Low SP1L High SP1H 25 0 C 77 0 F SP3 Set point for al...

Page 17: ...8 C 0 F SHIF PV shift offset value 200 0 C 360 0 F 0 0 Low 200 0 C 360 0 F High High 93 3 C 200 0 F 0 1 2 3 4 5 6 7 8 9 FILT Filter damping time constant of PV 0 second time constant 0 2 second time constant 0 5 second time constant 1 second time constant 2 seconds time constant 5 seconds time constant 10 seconds time constant 20 seconds time constant 30 seconds time constant 60 seconds time const...

Page 18: ... as the unit fails or select OFF 0 or ON 1 for ON OFF control 0 O1HY Output 1 ON OFF control hysteresis Low 0 1 High 50 0 C 90 0 F 0 1C 0 2 F CYC1 Output 1 cycle time Low 0 1 High 90 0 sec 18 0 PB Proportional band value 10 0 C 18 0 F Low 0 500 0 C 900 0 F High High TI TD Integral time value Derivative time value 0 0 100 25 0 Low Low 1000 sec 360 0 sec High High OFST Offset value for P control Low...

Page 19: ...ate relay output 4 20 mA current module 4 5 6 7 0 20 mA current module 0 1V voltage module 0 5V voltage module 1 5V voltage module 8 0 10V voltage module O2FT Select BPLS bumpless transfer or 0 0 100 0 to continue output 2 control function as the unit fails or select ON 0 or OFF 1 for alarm function Output 2 failure transfer mode 0 CPB Cooling proportional band value 100 Low 50 High 300 CYC2 Outpu...

Page 20: ...mal alarm action Latching alarm action Hold alarm action Latching Hold action 0 ALHY Hysteresis control of alarm Low 0 1 High 50 0 C 90 0 F Alarm failure transfer mode 0 0 1 Alarm output OFF as unit fails Alarm output ON as unit fails ALFT COMM Communication function 0 No communication 1 Modbus RTU mode protocol 1 Heating cooling dead band negative value overlap 0 Low 36 0 High 36 0 DB 0 1 C 0 2 F...

Page 21: ...nt of digital communication 0 7 data bits 1 8 data bits 1 PARI Parity bit of digital communication 0 Even parity 1 Odd parity 2 No parity bit 0 STOP Stop bit count of digital communication 0 One stop bit 1 Two stop bits 0 SEL1 Select 1 st parameter for user menu 0 1 2 3 5 6 No parameter selected 2 LOCK is put ahead INPT is put ahead UNIT is put ahead SHIF is put ahead 7 PB is put ahead TI is put a...

Page 22: ...ameter for user menu 6 Same as SEL1 SEL5 Select 5 th parameter for user menu 7 Same as SEL1 SEL6 Select 6 th parameter for user menu 8 Same as SEL1 SEL7 Select 7 th parameter for user menu 10 Same as SEL1 SEL8 Select 8 th parameter for user menu 17 Same as SEL1 17 18 TD is put ahead OFST is put ahead RR is put ahead O2HY is put ahead CYC2 is put ahead CPB is put ahead DB is put ahead ADDR is put a...

Page 23: ...s such as excessive shock vibration dirt moisture corrosive gases or oil The ambient temperature of the areas should not exceed the maximum rating specified in Chapter 5 Upon receipt of the shipment remove the control from the carton and inspect for any shipping damage If any damage have occured report and claim with the shipping carrier Write down the model number serial number and date code for ...

Page 24: ...2 mm 92 mm Panel Cutout 4000 Series Figure 2 1 Mounting Dimensions 3 62 2 08 3 62 20 6000 Series 45 mm 45 mm Panel Cutout 104 8mm Panel 1 77 1 77 4 12 92 mm 45 mm Panel Cutout 65 mm Panel 8000 Series 3 62 1 77 2 55 ...

Page 25: ... enclosure to prevent electrical shock Installation should be performed under the supervision of a qualified electrician All wiring must conform to appropriate standards of good practice and local codes and regulations Wiring must be suitable for voltage current and temperature rating of the system Beware not to over tighten the terminal screws Unused control terminals should not be used as jumper...

Page 26: ...20 90 250VAC 47 63 Hz 12VA L L N N OP1 _ OP2 _ ALM TX2 RXD RS 485 Retransmission Ma TX1 TXD B B A RTD _ _ V V _ PTA TC V PTB mA TC V PTB mA TC V mA RTD 10 C C NO NO C C NO NO NC NC C C NO NO RS 232 Figure 2 4 Rear Terminal Connection for 4000 Series 8000 Series Figure 2 2 Lead Termination for 4000 Series 8000 Series COM RE RE 22 ...

Page 27: ...11 11 12 12 _ _ I I B B B B A A RTD V V ALM 90 250 VAC 47 63 Hz 12VA L L N N C NO C NO C NO _ OP2 _ Figure 2 6 Rear Terminal Connection for 6000 Series NC 13 14 15 RS 232 TXD TX1 TX2 RXD COM RS 485 OP1 PTA TC V PTB mA TC V PTB mA PV Retrans 23 ...

Page 28: ...wer terminals 1 2 L N 7 8 L N Proper sensor installation can eliminate many problems in a control system The probe should be placed so that it can detect any temperature change with minimal thermal lag In a process that requires fairly constant heat output the probe should be placed close to the heater In a process where the heat demand is variable the probe should be close to the work area Some e...

Page 29: ...ture half that for special plus drift caused by improper protection or an over temperature occurrence This error is far greater than controller error and cannot be corrected on the sensor except by proper selection and replacement 2 6 Sensor Input Wiring 18 4 19 5 20 6 4000 Series 8000 Series 6000 Series PTA TC V PTB mA TC V PTB mA B B A RTD _ _ V V _ TC V mA RTD Figure 2 8 Sensor Input Wiring 2 7...

Page 30: ...ernal device 0 1V 0 5V 1 5V 0 10V Maximum Load 500 ohms Minimum Load 10 K ohms 0 20mA 4 20mA 3 4 4000 Series 8000 Series 6000 Series 9 10 _ Load Load 3 4 4000 Series 8000 Series 6000 Series 9 10 _ Load Load Figure 2 11 Output 1 Linear Current Figure 2 12 Output 1 Linear Voltage _ 0 20mA 4 20mA External device 0 1V 0 5V 1 5V 0 10V _ External device 2 7 Control Output 1 Wiring Cont d 26 ...

Page 31: ...ng 120V 240V Mains Supply SSR 30mA 5V Pulsed Voltage 5V 0V 33 33 5 6 4000 Series 8000 Series 6000 Series 12 _ Figure 2 14 Output 2 Pulsed Voltage to Drive SSR 11 _ Maximum Load 500 ohms 0 20mA 4 20mA 5 6 4000 Series 8000 Series 6000 Series 12 _ Load Load Figure 2 15 Output 2 Linear Current 11 _ 5 VDC 30 ma Pulsed Voltage External device _ 0 20mA 4 20mA External device 27 ...

Page 32: ... 240VAC Mains Supply Figure 2 17 Alarm Output to Drive Load 3 1 2 0 1V 0 5V 1 5V 0 10V _ _ External device External device Control Output 2 Wiring Cont d 13 14 4000 Series 6000 Series 8000 Series 0 20 4 20ma 0 5 1 5VDC 0 10VDC Figure 2 18 Retransmission Output Wiring Output to Recorder PLC Etc Load Resistance 0 500 ohms for current output 10 K ohms minimum for voltage output Re Re 2 9 Process Retr...

Page 33: ...1 TX1 TX1 TX2 TX2 TX2 Terminator 220 ohms 0 5W Max 247 units can be linked RS 232 SNA10A or SNA10B RS 485 to RS 232 network adaptor Twisted Pair Wire 13 14 TX1 TX2 13 14 TX1 TX2 Figure 2 19 RS 485 Wiring 29 4000 Series 6000 Series 8000 Series 4000 Series 6000 Series 8000 Series ...

Page 34: ...of CC94 1 the cable must be modified according to the following circuit diagram 1 2 3 4 5 6 7 8 9 TX1 RD TX2 TD COM GND Female DB 9 To DTE PC RS 232 Port 1 DCD 2 RD 3 TD 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI Figure 2 21 Configuration of RS 232 13 14 15 TXD RXD COM 30 4000 Series 6000 Series 8000 Series 4000 Series 6000 Series 8000 Series ...

Page 35: ...locked to prevent from being changed NONE SET USER ALL 3 2 Signal Input INPT Selects the sensor type or signal type for signal input Range thermocouple J K T E B R S N L RTD PT DN PT JS linear 4 20 0 20 0 60 0 1V 0 5V 1 5V 0 10 UNIT Selects the process unit Range C F PU process unit If the unit is neither C nor F then selects PU DP Selects the resolution of process value Range for T C and RTD NO D...

Page 36: ...PT 4 20 INLO 0 00 INHI 15 00 DP 2 DP Of course you may select other values for DP to alter the resolution 3 3 Control Outputs There are 4 kinds of control modes can be configured as shown in Table 3 1 Table 3 1 Table 3 1 Heat Cool Control Setup Value Control Modes OUT1 OUT2 O1HY O2HY CPB DB Heat only REVR Cool only DIRT Heat PID Cool ON OFF Heat PID Cool PID REVR REVR DE HI COOL Not Applicable Adj...

Page 37: ...ven if hysteresis is minimized to the smallest If ON OFF control is set ie PB 0 TI TD CYC1 OFST CYC2 CPB DB will be hidden and have no function to the system The auto tuning mode and bumpless transfer will be disabled too Heat only P or PD control Select REVR for OUT1 set TI to 0 OFST is used to adjust the control offset manual reset O1HY is hidden if PB is not equal to 0 OFST Function OFST is mea...

Page 38: ...and undershoot problems in the process The P or PD control will result in a deviation process value from the set point It is recommended to use PID control for the Heat Cool control to produce a stable and zero offset process value Other Setup Required O1TY CYC1 O2TY CYC2 O1FT O2FT O1TY O2TY are set in accordance with the types of OUT1 OUT2 installed CYC1 CYC2 are selected according to the output ...

Page 39: ...PB to 125 For water adjust CPB to 250 DB Programming Adjustment of DB is dependent on the system requirements If more positive value of DB greater dead band is used an unwanted cooling action can be avoided but an excessive overshoot over the set point will occur If more negative value of DB greater overlap is used an excessive overshoot over the set point can be minimized but an unwanted cooling ...

Page 40: ...SV SP2 SV SP2 O2HY ON OFF OUT2 Action PV Time Time Figure 3 3 Output 2 Deviation High Alarm SP2 O2HY SP2 ON OFF OUT2 Action PV Time Time Figure 3 4 Output 2 Process Low Alarm OUT2 DE HI 36 ...

Page 41: ...deviates too far from set point When the process is higher than SV SP3 a deviation high alarm DE HI occurs and the alarm is off as the process is lower than SV SP3 ALHY When the process is lower than SV SP3 a deviation low alarm DE LO occurs and the alarm is off as the process is higher than SV SP3 ALHY Trigger level of deviation alarm is moving with set point A deviation band alarm presets two tr...

Page 42: ... is set for ALFT and go off if OFF is set for ALFT The unit will enter failure mode when sensor break occurs or if the A D converter of the unit fails Normal Alarm ALMD NORM When a normal alarm is selected the alarm output is de energized in the non alarm condition and energized in an alarm condition This series has the flexibility for you to select those parameters which are most significant to y...

Page 43: ...ation mode occurs Example without Dwell Timer Select MINR for RAMP selects C for UNIT selects 1 DP for DP Set RR 10 0 SV is set to 200 C initially and changed to 100 C after 30 minutes since power up The starting temperature is 30 C After power up the process is running like the curve shown below 200 C 100 C 30 C Time minutes PV Note When the ramp function is used the lower display will show the c...

Page 44: ...red in minutes ranging from 0 1 to 4553 6 minutes Once the process reaches the set point the dwell timer starts to count down until zero time out The timer relay will remain unchanged until time out The dwell timer operation is shown in the following diagram After time out the dwell timer will be restarted by pressing the RESET key The timer stops to count during the manual control mode failure mo...

Page 45: ...gital Filter In certain applications the process value is too unstable to be read To improve this a programmable low pass filter incorporated in the controller can be used This is a first order filter with time constant specified by FILT parameter The default value of FILT is 0 5 sec before shipping Adjust FILT to change the time constant from 0 to 60 seconds 0 second represents no filter is appli...

Page 46: ...transfer Thereafter the value of O1FT will be used for controlling output 1 3 If output 1 is configured as ON OFF control PB 0 then output 1 will transfer to off state if OFF is set for O1FT and transfer to on state if ON is set for O1FT Output 2 Failure Transfer if activated will perform 1 If OUT2 is configured as COOL and BPLS is selected for O2FT then output 2 will perform bumpless transfer The...

Page 47: ...ess The set point is changed substantially from the previous auto tuning value The control result is unsatisfactory Operation 1 The unit has been installed normally 2 Set the correct values for the setup menu of the unit But don t use a zero value for PB and TI otherwise the auto tuning program will be disabled The LOCK parameter should be set at NONE 3 Set the set point to a normal operating valu...

Page 48: ...s of Solutions to 1 Try auto tuning once again 2 Don t change set point value during auto tuning procedure 3 Don t set zero value for PB and TI 4 Use manual tuning instead of auto tuning See section 3 12 5 Touch RESET key to reset message If PB exceeds 9000 9000 PU 900 0 F or 500 0 C or if TI exceeds 1000 seconds or if set point is changed during auto tuning procedure 3 12 Manual Tuning In some ap...

Page 49: ...ual control the LOCK parameter should be set to NONE then press for 4 2 seconds Hand Control will appear on the display Release key and depress Press for 3 seconds then the MAN indicator will begin to flash and the lower display will show The controller now enters the manual control mode indicates output control variable for output 1 and indicates control variable for output 2 Now you can use up d...

Page 50: ...ure 3 9 Effects of PID Adjustment PV Time Ideal PB too high PB too low Set point P action I action PV Time Ideal TI too low TI too high Set point D action PV Time Ideal TD too high TD too low Set point 46 ...

Page 51: ...for data communication Multiple RS 485 units up to 247 units can be connected to one RS 232 port Setup Enters the setup menu Select RTU for COMM Set individual address as for those units which are connected to the same port Set the Baud Rate BAUD Data Bit DATA Parity Bit PARI and Stop Bit STOP such that these values are accordant with PC setup conditions 3 14 Data Communication The controllers sup...

Page 52: ...ns 0 100 mV millivolt source with 0 005 accuracy 0 10 V voltage source with 0 005 accuracy 0 20 mA current source with 0 005 accuracy 0 300 ohm resistant source with 0 005 accuracy 2 A test chamber providing 25 C 50 C temperature range 3 A switching network SWU16K optional for automatic calibration 4 A calibration fixture equipped with programming units optional for automatic calibration 5 A PC in...

Page 53: ...moment and a new value is obtained Otherwise if the display didn t blink or if the obtained value is equal to 199 9 or 199 9 then the calibration failed Step 2 Press and hold the scroll key until appears on the display then release the scroll key Press the scroll key for 2 seconds then release the display will show and the unit enters calibration mode Manual Calibration Procedures Set the Lock par...

Page 54: ... ohms Press scroll key for at least 3 seconds The display will blink a moment and two values are obtained for RTDH and RTDL step 4 Otherwise if the display didn t blink or if any value obtained for RTDH and RTDL is equal to 199 9 or 199 9 then the calibration failed Step 5 Perform step 6 to calibrate offset of cold junction compensation if required Setup the equipments according to the following d...

Page 55: ...still air room with temperature 50 3 C Stay at least 20 minutes for warming up The calibrator source is set at 0 00 C with internal compensation mode Step 7 The unit under calibration is powered in a still air room with temperature 25 3 C Stay at least 20 minutes for warming up Perform step 1 stated above then press scroll key until the display shows Press up down key to obtain 40 00 Press scroll ...

Page 56: ...on and recalibration procedures for a linear voltage or a linear current input 1 Remove R60 3 3K and install two 1 4 W resistors RA and RB on the control board with the recommended values specified in the following table The low temperature coefficient resistors should be used for RA and RB Input Function RA RB R60 T C RTD 0 60mV 61 9K 3 92K 3 3K 0 1 V 0 5V 1 5V 0 10 V 0 20mA 4 20mA 324K 649K 39oh...

Page 57: ...ad Resistance Effect T C 0 2uV ohm 3 wire RTD 2 6 C ohm of resistance difference of two leads 2 wire RTD 2 6 C ohm of resistance sum of two leads Burn out Current 200 mA Common Mode Rej 120dB Normal Mode Rej 55dB Sensor Break Detection Sensor open for TC RTD and mV inputs Sensor short for RTD input below 1 mA for 4 20 mA input below 0 25V for 1 5 V input unavailable for other inputs Sensor Break R...

Page 58: ...2 F 3272 F 0 C 1767 8 C 32 BF 3214 F T E B 2 2 M 2 2 M 2 2 M 2 2 M 2 2 M 2 2 M 2 2 M 2 2 M 2 2 M 2 2 M PT100 DIN 2C 2C 2C 2C 2 C 2C 2C 0 4 C 0 4 C 0 05 2C 0 C 1767 8 C 32 BF 3214 F 250 C 1300 C 418 F 2372 F 200 C 900 C 328 F 1652 F 200 C 600 C 328 F 1112 F R S N L PT100 JIS mV mA V 210 C 700 C 346 F 1292 F 8mV 70mV 3mA 27mA 1 3V 11 5V 0 05 0 05 70 5 650 K 1 3 K 1 3 K 2C 54 ...

Page 59: ...KW min 10 KW min 0 5 V 0 95 1 V 5 5 25 V 5 5 25 V 10 10 5 V 1 5 V 0 10 V Linear Output Resolution 15Bits Output Regulation 0 02 for full load change Output Settling Time 0 1 sec stable to 99 9 Isolation Breakdown Voltage 1000 VAC Temperature Effect 0 01 of SPAN LC Triac SSR Output Rating 1A 240 VAC Inrush Current 20A for 1 cycle Min Load Current 50 mA rms Max Off state Leakage 3 mA rms Max On stat...

Page 60: ...RS 485 up to 247 units Protocol Modbus Protocol RTU mode Address 1 247 Baud Rate 2 4 38 4 Kbits sec Data Bits 7 or 8 bits Parity Bit None Even or Odd Stop Bit 1 or 2 bits Comm Buffer 160 bytes Analog Retransmission Functions Process Variable Output Signal 4 20 mA 0 20 mA 0 5V 1 5V 0 10V Resolution 15 bits Accuracy 0 05 of span 0 0025 C Load Resistance 0 500 ohms for current output 10 K ohms minimu...

Page 61: ...0 1 90 0 F hysteresis control P band 0 P or PD 0 100 0 offset adjustment PID Fuzzy logic modified Proportional band 0 1 900 0 F Integral time 0 1000 seconds Derivative time 0 360 0 seconds Cycle Time 0 1 90 0 seconds Manual Control Heat MV1 and Cool MV2 Auto tuning Cold start and warm start Failure Mode Auto transfer to manual mode while sensor break or A D converter damage Ramping Control 0 900 0...

Page 62: ...gs Flame retardant polycarbonate Dimensions 4000 Series 96mm W X 96mm H X 65mm D 53 mm depth behind panel 6000 Series 48mm W X 48mm H X 116mm D 105 mm depth behind panel 8000 Series 48mm W X 96mm H X 80mm D 65 mm depth behind panel Weight 4000 Series 250 grams 6000 Series 150 grams 8000 Series 210 grams Agency Approvals UL Pending CSA Pending Protective Class IP65 for panel with additional option ...

Page 63: ...o the slave register 26 Fail to perform auto tuning function EEPROM can t be written correctly 29 Return to factory for repair Input sensor break or input current below 1 mA if 4 20 mA is selected or input voltage below 0 25V if 1 5V is selected 39 Replace input sensor 40 A to D converter or related component s malfunction Return to factory for repair Check and correct setup values of OUT2 PB TI a...

Page 64: ...s warranty does not apply to damage resulting from transportation alteration misuse or abuse No claims will be allowed for any damages or losses whether direct indirect incidental special or consequential Specifications are subject to change without notice In addition Proheat Inc reserves the right to make changes without notification to purchaser to materials or processing that do not affect comp...

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