PiC-177
Temperature Controller for Chiller
Main Features
- Control Probe Selection option from Probe1/Probe3/Probe4
- Option for selecting Probe Switchover in case of failure in selected Control Probe
- Cooling, Heating & Heating Mode Selection
- Seven configurable options for RELAY1
- Two sets of settable Alarm Limits for Probe 3 and Probe 4 which can be configured to set High/Low Temperature Alarm conditions for Probe 3 and Probe 4
- Auxiliary/HGSV/PRSV/PUMP/ CONDENSER/COMPRESSOR/WSV
- Probe selection for Auxiliary Relay Function
- Option for Compressor OFF on High Temp. Fault
- Option for Compressor OFF on Low Temp. Fault in Differential Mode
- Fault Logs - Last 10 Record
- 0.1 Resolution for Precise Control
- High / Low temperature logs
- Overload fault Inputs for Pump, Condenser Fan and Compressor
- Separate Temperature/LPM View Mode is given
- RS-485(Modbus RTU) Connectivity
- Application: Chillers
Tech Specification
Display |
Display(Red): 7 Segment LED Display, 4 x 8.6mm (0.33"), Display(Amber): 7 Segment LED Display, 4 x 4.9mm (0.27’’) |
Power Supply |
12Vac/dc |
Probe Input |
4 NTC |
Temperature Range |
-30.0°C to 99.9°C |
Resolution |
(Temp: 0.1°C or 1°C, Flow: 1LPM) |
Digital Input |
Potential 230V: HP, LP, COND OL, COMP OL, OSS, R PHASE FAULT, Y PHASE FAULT, B PHASE FAULT, EWFS, CWFS, PUMP1 OL, SPP, AFT, LWL, MWL, Remote Input |
Flow Sensor Input |
For 1/2'' Sensor: 2 to 25 LPM, For 3/4'' and 1'' Sensor: 2 to 60 LPM, For 1.25'' Sensor: 2 to 120 LPM, For 1.5'' Sensor: 5 to 200 LPM, For 2'' Sensor: 10 to 300 LPM |
Relay Output |
Pump 10(3)A, Condenser Fan 10(3)A, Configurable 10(3)A, Compressor Contactor/External Relay(External Relay Module: (SZ-RLY-B-01EA) Rating 20(14)250VAC) Module 5A |
Alarm Output |
Alarm 5A |
Communication |
RS-485 Serial port with Modbus RTU Protocol |
Size |
78(W) x 36(H) x 87(D)mm |
Mounting Type |
Panel Mount |
Cut Out |
71 x 29mm |
Wiring Diagram
