Subzero CRC 1200 - Technical Specifications of the CRC-1200; Electrical and Input;Output Details; Sensors, Interface, and Physical Design; Key Controller Features

1
2
3
4
5
6
7
Compressor
Condenser Fan
Evaporator Fan
Pump Down
Defrost Heater
Panel Lamp
Alarm
8(3)A/250VAC (Inductive)
8(3)A/250VAC (Inductive)
8(3)A/250VAC (Inductive)
8(3)A/250VAC (Inductive)
8(3)A/250VAC (Inductive)
8(3)A/250VAC (Inductive)
8(3)A/250VAC (Inductive)
C, NO, NC
C, NO
NO
NO
NO
NO
NO
Output Contact
Rating
Contact
Arrangement
Output
Nomenclature
Sr.
No
Power supply
Controller Input Supply : 230VAC, +/-15%, 50Hz
Digital Inputs
Digital Inputs : 4Nos.
Digital Input type : 230 VAC, 3Nos.
Potential Free Contacts 1Nos.
Input Nomenclature :
1) SPPR Input
2) High pressure input from compressor
3) Low pressure input from compressor
4) Door Input(Potential Free Contacts Input)
Sensors
1)Temperature Sensor: (Room temperature & Coil temperature)
Sensor Type: NTC Thermistor
Resolution : +/-1deg.C
Accuracy : +/-1deg.C
0 0
Range : -50 C to 35 C.
Digital Outputs
Digital Outputs : 7
Type : Relay
User Interface
Display : 2 Digit Seven Segment Display (Red)
(1.00” and 8 LEDs for indication.)
16X2 LCD Display For System Status
Keypad : 9 keys (may change)
Rs485 Connectivity : Modbus RTD Protocol
Baud Rate : 9600, N, 8, 1
Device ID : 1 (By Default)
Hot Key(Optional)
Housing
Material : ABS plastic.
Front cover : Polycarbonate plastic.
Dimensions : Length 227mm, Width 200mm, Depth 93 mm
Mounting : Panel/Wall mounting with screws.
Key Features:
· PC Connectivity Using Modbus RTU Open Protocols over
RS485 and can be Interfaced with any BMS system which
supports Modbus RTU Protocols.
· Remote monitoring and control using GUI Software (optional).
· Inbuilt RTC.
· QUICK Freeze Mode.
· Evaporator Fan Control based on Coil temperature.
· Door Input (Potential Free Contacts).
· Last 10 Fault Logs.
· LCD Display to show System Status and as user guide while
· programming.
· Time Based Defrost Cycle
· Manual Defrost Key
· Power Switch Key.
· Software Precaution to avoid multiple Defrost
· Additional Condenser Fan Relay
· Hot Key for programming (optional).
· Post Drip function after defrost cycle
· Software enabled power up defrost cycle
· Real time computing for Defrost cycle timing.
Technical Data Technical Data
15 16
CRC1200CRC1200