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Key Introduction

Auxiliary Key (unused)

Alarm Reset Key

Defrost Key

RST

AUX

PRG

Program Key

Up Key / Quick Freeze / 
Hold & Release  LCD Messages

SET

Clock/Down Key

Set Key

Power Key

Lamp ON/OFF Key

Press SET Key to Enter Programming mode.

1> USER PROGRAM

                  MAIN SYSTEM PROGRAMMING MODE

Press SET Key to Enter in Time settings.

2> TIME SETTINGS

Press SET Key to View last 10 Fault Log.

Press SET Key to clear last Fault Log.

3> FAULT LOG

4> CLEAR FAULT LOG 

Insert HOT Key and Press SET Key to 
program System using external Program Key.

Press SET Key to Change Device ID.

5> COPY FROM PGM     
     KEY

5> DEVICE ID 1-64

05

CRC1200

Quick Freeze

SET POINT

To set the cut-out point of the controller.

Display will change to set value.
The set point value can now be changed 
by using the UP/DOWN key. After 
desired value, press the SET key & you 
will see “---” which confirms that the set 
point has been stored in memory. 

01

Press and hold SET key 
for 4 seconds and 
Release.

-20ºC

35ºC

-15ºC

SET

Min: MINIMUM   Max : MAXIMUM
Fact. Set : FACTORY SETTING(DEFAULT)

Sr. 

No.

Parameter setting method

Description of parameters and functions.

Parameter

(LCD Message)

Range

Min

Max

Fact. Set 

02

MAX SET POINT 

Function: To set the Maximum System 
Cooling  Temperature

To 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 SP setting.

Example : 

Setting this parameter

0

0

at 30 C  if the temperature reaches 30 C, 
this is the Ht (High Temperature) condition 
but  at  power  on  till  20minutes  controller 
will not generate HT Alarm.

03

MIN SET POINT

Function: To set the Minimum Cooling  
Temperature.

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 SP 
setting.

Example 

: Setting this parameter 

0

at -30 C will not allow the set point to go 

0

below -30 C. Also, if temperature 

0

reaches -30 C, the display will show Low 
Temp. Alarm indicating that the 
temperature has gone below 
the value in this parameter 
and at this point the alarm will 
come on.

To change Min Set Point
parameter, press the set key.

SP

35ºC

35ºC

-50ºC

QFSP

-50ºC

06

PRG

To set other parameter

Press & hold PRG key for 
4 seconds 

Display will show 

“Select mode I > User program mode”

Press SET key display will show set 
point. To go other parameter, use 
UP/DOWN keys.

CRC1200

Range

Min

Max

Fact. Set 

Sr. 

No.

Parameter setting method

Description of parameters and functions.

Parameter

(LCD Message)

Range

Min

Max

Fact. Set 

Press SET Key to Exit Programming Mode.

7> EXIT PROGRAMMING

QFSP - QUICK FREEZE SP

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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