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DESCRIPTION

PARAMETER

Introduction

Pg. 
No.

Index

Index

01

CRC1200

DESCRIPTION

PARAMETER

Pg. 
No.

02

CRC1200

Get to Know Your Controller

Parameter List

4

5

To set the cut-out point of the controller.

To set the Maximum System Cooling  
temperature.

SET POINT

MAX SET POINT 

To set the Minimum Cooling  
Temperature.

MIN SET POINT

To set the differential for Compressor 
restart.

DIFFERENTIAL 

To set Quick Freeze Set Point.

QUICK FREEZE SP 

To set Quick Freeze Duration.

To set Room Probe 1 calibration.

QUICK FREEZE DUR

ROOM PROBE CAL

To set time delay between compressors 
relay restart time.

COMP TIME DELAY

To set drip time for defrost water.

DRIP TIME DUR

To set Post Drip Timings.

POST DRIP TIMING

To Set Condensor On Delay Timings.

CONDENSOR ON DLY

To set Evaporator Fan Stop 
Temperature.

EVAP FAN STOP TC

To set Evaporator Restart Time Delay.

EVAP TIME DELAY

COMP ON PRB.FAIL

To set compressor function during 
Room probe failure.

5

6

6

8

9

10

7

7

7

8

9

9

9

10

To set Evap Fan operation when 
compressor is off.

EVAP Wn COMP OFF

10

To set Evaporator Differential.

EVAP DIFFERENTIAL

To set coil probe calibration. 

COIL PROBE CAL.

11

10

Key Introduction

5

Wiring Diagram

Caution & Warranty

To set Evap. Fan status during defrost.

EVAP At DEFROST

To set type of defrost.

DEFROST TYPE

To set type of computation for defrost 
time.

DEFROST COMPUTING

To Set Defrost frequency.

DEFROSTFREQUENCY

To set Maximum Defrost duration.

DEFROST DURATION

To set final defrost temperature.
 (Coil probe).

DEFROST STOP 
TEMPERATURE

To activate power ON Defrost.

POWER ON DEFROST

To activate Solenoid Valve Relay.

PUMP DOWN

To activate Keypad Lock.

KEYPAD LOCK

To revert to Factory Parameters.

FACTORY RESET

To Save programming.

SAVE PROGRAMMING

EVAP At DOOR Open

To set Evap. Fan status during Door
open condition

DEFROST DURATION IN 
COIL PRB. FAIL

To set Defrost duration IN Coil probe
Failure.

12

13

13

14

14

14

14

11

11

11

12

12

13

Technical Data

Technical Data

15

16

18

17

3

Main Programming Mode

5

Содержание CRC 1200

Страница 1: ......

Страница 2: ...ressor function during Room probe failure 5 6 6 8 9 10 7 7 7 8 9 9 9 10 To set Evap Fan operation when compressor is off EVAP Wn COMP OFF 10 To set Evaporator Differential EVAP DIFFERENTIAL To set coi...

Страница 3: ...afety features which include shutting down the system incase of a fault from a pressure control or similar device Computer Connectivity over RS485 and Remote monitoring Optional Single Operation Quick...

Страница 4: ...o change Max Set Point parameter press the set key Use UP DOWN key to set desired value Once set at a particular value this will not allow set points to go above this value and below QUICK FREEZE SPse...

Страница 5: ...nge Min Max Fact Set 08 CRC1200 Sr No Parameter setting method Description of parameters and functions Parameter LCD Message ROOM PROBE CAL 07 Function To set room probe 1 calibration To change the Ro...

Страница 6: ...me for defrost water To change the Drip Time Dur parameter press the set key Use UP DOWN keys to set desired value During this period Compressor Evaporator Fan LSV relay and Heater will stay off so th...

Страница 7: ...ition To change Evap at Door Open parameter press the set key Range Min Max Fact Set Range Min Max Fact Set In time it may be possible that the display may be offset by a degree or so To compensate fo...

Страница 8: ...on To save system programming parameters To change Save Programming parameter press the set key 14 CRC1200 CRC1200 0 Min 45 Min 15 min Example If this parameter is set to 15 minutes and Defrost freque...

Страница 9: ...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 M...

Страница 10: ...use abrasive detergents petrol alcohol or solvents Controller Controller should be installed in a place protected by vibration water and corrosive gasses and where ambient temperature does not exceed...

Страница 11: ...advised of the possibility of such damages No part of this manual may be reproduced or transmitted in any form or by any means without the prior written permission of the company A S Controls Pvt Ltd...

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