Product Details:
Minimum Order Quantity | 1 Piece |
Model No. | PRC-480 |
Size | 48 x 48 mm |
Control Type | PID/On-Off |
Input Type | Thermocouple, RTD, Current (mA), Voltage (mV) |
Control output Type | SSR, Analog (mA/mV) |
Brand | Libratherm |
Power | 24 V DC, 240 V AC |
Voltage | 110-230 VAC |
Frequency | 50/60 Hz |
Country of Origin | Made in India |
Panel Cutout or Terminals | 45 x 45 mm. +/- 0.5 mm. - 16 back panel terminals |
Input Fixed | Any one factory set input as per users requirement as per the input selection table given below. |
Enclosure | ABS plastic with polycarbonate front graphic. |
Note | Due to continuous improvement - the specifications are subject to change without notice. |
Range | Full +ve range of the selected input (please refer to the range selection table) |
Resolution | 1 oC for thermocouples and 0.1oC for Pt-100 For mA input |
Indicating Accuracy | +/- 1 oC for Thermocouple throughout the range and +/- 0.1oC for Pt-100 for (4-20)mA |
Display | 4 digit 0.25Inch Red 7-segment display for PV. 4 digit 0.25Inch Green 7-segment display for SV |
Output Indication | Front Panel LED indications for SSR output. % Control Output and for Alarm status. |
Input Universal | J,K, R,S,B type thermocouple, RTD(Pt-100)/3 wire, 4-20mA |
Settings | Using front panel feather touch (tactile) key board to set various parameters. |
Ramp or Soak Steps | 1 to 20 Steps. (no restrictions in programming - a ramp can be followed by a ramp and a soak |
Set Temperature | Programmable for each steps in the full range of the specified input |
Time per Step | 1 to 540 mins. (9 Hr. per step) or 1 to 99:59 hour min. (To be specified in ordering info.) |
Program Hold Facility | Manual Hold or Auto Hold (Hold back feature for guaranteed Ramp/Soak facility) |
Alarm Output | Relay Output with programmable hysteresis- can be used as High or Low Alarms. |
Serial Communication Optional | Optically isolated 2 wire RS485 on Modbus RTU protocol. (in Slave mode with programmable slave ID) |
Model | Description | Size (mm.) |
PRC-480 | Single input, Single profile of 20 steps Ramp / Soak Programmable PID Temperature Controller | 48 x 48 x 110 |
Additional Information:
Product Details:
Model No. | PRC-489 |
Size | 48 x 96 mm |
Control Type | PID/On-Off |
Input Type | Thermocouple |
Control output Type | Relay/SSR |
Brand | Libratherm |
Enclosure | ABS plastic with polycarbonate front graphic. |
Display Type | 4 Digit/7 Segment |
Voltage | 90 to 250 VAC |
Frequency | 50/60 Hz |
Alarm Output | Relay Output with programmable hysteresis- can be used as High or Low Alarms or End of Profile relay |
Range | 0 to 1200 Deg C OR Full +ve range of the selected input |
Control Output | DC pulse to drive external SSR b) Triac(AC switch) 2A @ 250VAC to drive external relay or contactor |
Output Indication | Front Panel LED indications for SSR output. % Control Output and for Alarm status and status of heat |
Control Algorithm | PID or ON/OFF selectable (when specified for switching output). |
Tuning | Manual tuning of PID values. |
Input Fixed | Cr/Al- K type thermocouple (Or as per table given below) |
Indicating Accuracy | +/- 1 Deg C for Thermocouple throughout the range |
Display | 4 digit 0.25 Inch Red 7-segment display for PV. 4 digit 0.25 Inch Green 7-segment display for SV |
Settings | Using front panel feather touch (tactile) key board to set various parameters. |
Open sensor indication | OPEn flashes on the display and control action is turned off - or control can be transferred |
Ramp or Soak Steps | 1 to 16 Steps |
Ramp rate Pr | 1 Deg C/hour to 1200 Deg C/hour (for K type t/c) |
Master or Slave | User programmable as Master or Slave for multi-zone control |
Soak Temperature PL | Programmable for each steps in the full range of the specified input |
Soaking Time Pd | 1 minute to 99Hour.59Min. |
Program Hold Facility dHLd | Manual Hold or Auto Hold (Hold back feature for guaranteed Ramp/Soak facility). |
Serial Communication Optional | Optically isolated 2 wire RS485 -Modbus RTU protocol - for both master controller and slave control |
Panel Cutout | 45 x 92 mm. +/- 0.5 mm. |
Note | Due to continuous improvement - the specifications are subject to change without notice. |
Resolution | 1 Deg C/1 Deg F for thermocouple input |
Model | Description | Size w x h x d (mm.) |
PRC-489 | Single input, Single profile of 16 steps Ramp / Soak Programmable PID/On-Off Temperature Controller | 48 x 96 x 110 |
Additional Information:
Product Details:
Minimum Order Quantity | 1 Piece |
Model No. | PRC-300 |
Size | 96 x 96 mm |
Control Type | PID/On-Off |
Input Type | Thermocouple, RTD, Current (mA), Voltage (mV) |
Control output Type | SSR, Analog (mA/mV) |
Brand | Libratherm |
Type | Digital |
Display Type | 4 Digit/7 Segment |
Voltage | 110-230 VAC |
Frequency | 50/60 Hz |
Country of Origin | Made in India |
Design | Microcontroller based with 12 bit ADC and dual 12 bit DAC |
Power Limit PL | Power Limit to restrict the analog control output = 1 to 100 %. |
Control Outputs | DC pulses to drive external SSR,(4-20)mA,RL max = 300 Ohms. Or (0-5)VDC,RL min = 10K ohms. |
Ramp or Soak Steps | 1 to 16 Steps. (No restrictions in programming - a ramp can be followed by a ramp and a soak can be |
Set Temperature | Programmable for each steps in the full range of the specified input. In single set point or profile |
Time per each Ramp or Soak Step | 1 to 999 mins. (16 Hrs. per step) Or 1 minute to 100 hours |
Run from desired step number rFSn | This rFSn facility allows user to skip the ramp/soak steps and run the profile from the desired step |
Program Hold Facility | Manual Hold or Auto Hold (Hold back feature for guaranteed Ramp/Soak facility) dHLd= 1 to 50 oC. |
Front Panel LEDs | To display the status of control output,Alarms and Ramp/Soak status |
Memory Backup | Retention of PID and set values in the non-volatile memory in the event of power failure |
Alarm Outputs | High or Low or End of Profile Alarm Relays (OUT2 and OUT3) (contacts rated for 5A @ 230VAC). |
Input | Thermocouple type J,K,R,S,B,or RTD(Pt-100)/2 or 3-wire,4-20mA/0-10V from Infrared pyrometer |
Serial Communication Optional Feature | Optically isolated 2 wire RS485 interface on Modbus RTU protocol |
Panel cut out | 92 x 92 mm +/- 0.5 mm |
Enclosure | ABS plastic enclosure with ABS bazzel and polycarbonate front. |
Range | Subject to the full range of the specified input. |
Resolution | 0.1 / 1 Degree C Subject to the specified input type and range. |
Indicating Accuracy | Better than +/- 0.1% of the range ( by software linearization of curves) |
Tuning | Auto / Manual tuning of PID values. |
Control Algorithm | PID mode for heating control,On/Off mode with programmable hysteresis. |
Soft Start RT | Built in power on soft start (rt) for analog output = 1 to 99 seconds |
Model | Product Description |
PRC-300 | Ramp / Soak Programmable PID Temperature Controller – Single profile of 16 steps (Basic Model) |
Additional Information:
Product Details:
Minimum Order Quantity | 1 Piece |
Model No. | PRC-967 |
Size | 96 x 96 mm |
Control Type | PID/On-Off |
Input Type | Thermocouple, RTD, Current (mA), Voltage (mV) |
Control output Type | SSR, Analog (mA/mV) |
Brand | Libratherm |
Display Type | 4 Digit/7 Segment |
Voltage | 110-230 VAC |
Frequency | 50/60 Hz |
Country of Origin | Made in India |
Alarm Outputs | High or Low or End of Profile Alarm Relays (OUT2 and OUT3) (contacts rated for 5A @ 230VAC). |
Serial Communication Optional Feature | Optically isolated 2 wire RS485 interface on Modbus RTU protocol |
Input | Thermocouple type J,K,R,S,B,or RTD(Pt-100)/2 or 3-wire,4-20mA/0-10V from Infrared pyrometer |
Panel cut out | 92 x 92 mm +/- 0.5 mm |
Enclosure | ABS plastic enclosure with ABS bazzel and polycarbonate front. |
Range | Subject to the full range of the specified input. |
Resolution | 0.1 / 1oC Subject to the specified input type and range. |
Indicating Accuracy | Better than +/- 0.1% of the range ( by software linearization of curves) |
Control Outputs | DC pulses to drive external SSR,(4-20)mA,RL max = 300 Ohms. Or (0-5)VDC,RL min = 10K ohms. |
Soft Start RT | Built in power on soft start (rt) for analog output = 1 to 99 seconds |
Power Limit PL | Power Limit to restrict the analog control output = 1 to 100 %. |
Ramp or Soak Steps | 1 to 16 Steps. (No restrictions in programming - a ramp can be followed by a ramp and a soak can be |
Set Temperature | Programmable for each steps in the full range of the specified input |
Time per each Ramp or Soak Step | 1 to 999 mins. (16 Hrs. per step) Or 1 minute to 100 hours |
Run from desired step number rFSn | This rFSn facility allows user to skip the ramp/soak steps and run the profile from the desired step |
Program Hold Facility | Manual Hold or Auto Hold (Hold back feature for guaranteed Ramp/Soak facility) dHLd= 1 to 50 oC. |
Front Panel LEDs | To display the status of control output,Alarms and Ramp/Soak status |
Memory Backup | Retention of PID and Set values in the built in non-volatile memory - in case of power failure |
Design | Microcontroller based with 12 bit ADC and dual 12 bit DAC |
Model | Product Description |
PRC-967 | Ramp / Soak Programmable PID Temperature Controller (Bigger display) – Single profile of 16 steps |
Additional Information:
Product Details:
Minimum Order Quantity | 1 Piece |
Model No. | PRC-309 |
Size | 96 x 96 mm |
Control Type | PID/On-Off |
Input Type | Thermocouple, RTD, Current (mA), Voltage (mV) |
Control output Type | SSR, Analog (mA/mV) |
Brand | Libratherm |
Accuracy | +/- 1% |
Resolution | 0.1/1 Deg C Subject to the specified input and range |
Display Type | 4 Digit/7 Segment |
Voltage | 110-230 VAC |
Frequency | 50/60 Hz |
Enclosure | Metal Powder coated |
Digit Display Size | Single Display |
Type | Automatic |
Product Details:
Model No. | PRC-300 |
Size | 96 x 96 mm |
Control Type | PID/On-Off |
Input Type | Thermocouple, RTD |
Control output Type | SSR, Analog (mA/mV) |
Brand | Libratherm |
Display Type | 4 Digit/7 Segment |
Auto-tuning | Auto-tuning and manual tuning available |
Design | Microcontroller based with 12 bit ADC and dual 12 bit DAC |
Product Details:
Minimum Order Quantity | 1 Piece |
Model No. | PRC-312 |
Control Type | PID/On-Off |
Input Type | Thermocouple |
Control output Type | SSR, Analog (mA/mV) |
Usage | Industrial Use |
Brand | Libratherm |
Display Type | 4 Digit/7 Segment |
Voltage | 110-230 VAC |
Frequency | 50/60 Hz |
Usage/Application | Wax Burnout Furnace Control |
Temperature Range | 0 to 1200 Degree C |
Set Point | Programmable throughout the range. In single set point control mode,the set point can be changed. |
Country of Origin | Made in India |
Ramp or Soak Steps | 1 to 16 Steps. (No restrictions in programming - a ramp can be followed by a ramp and a soak can be |
Auto or Manual Control | Auto to Manual bump less transfer of control output - to manually change the percentage of heating. |
Relay Outputs | High or Low Alarm relay. End of Profile Relay (contacts rated for 5A @ 230VAC). |
Memory Backup | Retention of PID and set values in the non-volatile memory in the event of power failure. |
Resolution | 1oC Subject to the specified input and range. |
Run from desired step facility rFSn | This facility allows user to skip the ramp/soak steps and run the profile from the desired step |
Serial Communication Optional | RS485 on Modbus RTU protocol (in Slave mode). Standard window based PC software available at extra |
Set Temperature | Programmable for each steps in the full range of the specified input |
Supply | 115VAC or 240 VAC +/- 10% ( approx. 5VA),50/60Hz. |
Time per Step | 1 to 540 minutes per step (max. 9 hours per step) |
Control Algorithm | PID with pulse width modulation / time proportional On/Off mode with programmable hysteresis. (OUT1) |
Control Outputs | 12 V DC pulse to drive external single phase or 3 phase SSR |
Control mode | Single set point or Ramp/Soak profile mode - user selectable |
Delayed Start | Internal timer to start the burn out cycle after the time delay 0.0 to 99.0 Hour (increment @ 0.5 H |
Indicating Accuracy | Better than +/-0.1% of the range ( by software linearization of curves) |
Input sensor | K type (Cr/Al) thermocouple |
Model | Product Description |
PRC-312 | Programmable Ramp/Soak PID and On-Off temperature controller with 10 profiles each of 16 ramp/soak steps with multiple display |
Additional Information:
Product Details:
Minimum Order Quantity | 1 Piece |
Model No. | PRC-312 |
Size | 96 x 96 mm |
Control Type | PID/On-Off |
Input Type | Thermocouple, RTD, Current (mA), Voltage (mV) |
Control output Type | Relay, Analog (mA/mV) |
Brand | Libratherm |
Voltage | 90-270 VAC/DC |
Applications:
Design | Microcontroller based design with 12 bit ADC and 12 bit DAC. |
Input | Thermocouple type K (R, S, B type thermocouple or Pt-100 can also be offered against requirement) |
Range | 0 to 1200 °C for K type thermocouple |
Resolution | 1 °C Subject to the specified input and range. |
Indicating Accuracy | Better than ± 0.1% of the range ( by software linearization of curves). |
Display | 4 digit 0.5” for Process value, 4 digit 0.5” for set value. |
2 digit 0.3” for current Program number, 2 digit 0.3” for step number. | |
4 digit 0.3” for safety temperature and 4 digit 0.3” for the remaining time of the current step. | |
Tuning | Manual tuning of PID and Hysterisis values. |
Control Algorithm | Time proportional switching PID mode. Linear PID mode. On/Off mode with programmable hysteresis. (OUT1). |
PID values | Proportional Band (P)= 0.0 to 100.0% of Span, Integral value (I)= 0.00 to 5.00 resets/minute, Derivative value (D) = 0.00 to 5.00 minutes, Cycle Time (CYC)= 2 to 100 seconds, On/Off Hysterisis (HYSt)= 0 to 10°C (When Prb = 0), |
Control mode | Single Set Point or Ramp/Soak Profile control – user selectable. |
Delayed Start | Internal timer to autostart the heating cycle after the time delay elapses. 0.0 to 99.0 Hour (increment @ 0.5 Hr or 30 minutes). |
Set Point | Programmable throughout the range. In single set point control mode, the set point can be changed on line. |
Control Outputs | 10V DC pulse to drive external SSR OR 4-20mA/0-5V/0-10V – to control through Libratherm Thyristor. |
Ramp/Soak Steps | 1 to 16 Steps. (No restrictions in programming – a ramp can be followed by a ramp and a soak can be followed by a soak). |
Time per Step | 1 to 540 minutes per step (max. 9 hours per step). |
Number of Profiles | 1 to 10 profiles each of 16 ramp/soak steps can be programmed. |
Run from desired step facility (rFSn) | This rFSn facility allows users to skip the ramp/soak steps and run the profile from the desired step number. With servo start facility (to start the step from the current furnace temperature). |
Memory Backup | Retention of PID and set values in the non-volatile memory in the event of power failure. Auto start from the last setpoint on the resumption of power. No need to restart the program. |
Alarm Outputs | Configurable Alarms for High or Low or Deviation. End of Profile Alarm Relay (contacts rated for 5A @ 230VAC). |
Serial Communication (Optional) | RS485 on Modbus RTU protocol (in Slave mode). Standard Windows-based PC software is available at extra cost. |
Additional Information:
2.9/5
Rated by 12 Users