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25

Sr. 

No. 

Parameter setting method

Description of parameters and functions.

Parameter 

ID
Parameter

This parameter is used to set the Device 
ID for the controller. 

49

Function :

 To set Device ID. 

To change Device ID
parameter, press the SET key.

1

240

-

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

LP
Parameter

50

To change Keypad Lock
parameter, press the set key.

NO

YES

NO

Function :

 To activate Keypad Lock.

If the keypad is locked “LOCK” message 
will be displayed..

This  parameter  can  lock  the  keypad  so 
that  tempering  is  not  possible  by  by-
standers.

NO : deactivates keypad lock.
YES : activates keypad lock. 

On activation, all the parameters can only 
be viewed, but not modified.

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

Parameter

PO

Function :

 To enable/disable Power 

Switch. 

23

51

To change PO parameter, 
press the SET  key.

Use UP/DOWN keys to get desired 
value & press SET key to confirm.

DIS : Disable power switch
ENB : Enables power switch

DIS

ENB

DIS

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

LED

TEMP

LED

To change PDIS parameter, 
press the SET  key.

Parameter

PDIS

Function : 

To set display at power OFF 

mode.

Use UP/DOWN keys to set desired value.

OFF : Display will show OFF.
TEMP : Display will show Temperature.

LED : Display Will be Blank.

At power OFF mode power OFF LED 
will glow & display will be as below,

23

52

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

NO

YES

NO

To change FS parameter, 
press the SET  key.

FS
Parameter

Function :

 To restore default settings of 

the controller.

Use UP/DOWN keys to set desired value.

When  set  to  YES  all  parameters  are 
p r o g r a m m e d   t o   f a c t o r y   v a l u e s .
Useful to debug setting related problems.

23

53

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

EP
Parameter

Once the set key is pressed, the controller 
goes into the normal mode and displays 
the  Room  Temperature  and  all  settings 
are recorded.

54

Function:

 To exit from program mode.

parameter, press the SET key.

To exit programming

Sr. 

No. 

Parameter setting method

Description of parameters and functions.

Parameter 

26

To  again  switch  to  ACTIVE  WORKING 
MODE,  press  power  switch  again  for  2 
seconds. All leds and display will flash and 
enter into NORMAL WORKING MODE.

If        key press for 2 seconds controller 
will go in stand by mode, display will be as 
per “PDIS” parameter.

Controller  has  power  switch,  which  if 
enable puts controller in active or stand by  
state.

Содержание CRC-2052

Страница 1: ......

Страница 2: ...Oil Pressure Switch OPS I P Index 02 Index DESCRIPTION PARAMETER Pg No To set Evaporator Fan stop temperature To set Evaporator Restart Delay To set Evaporator Fan status at compressor off To set Evap...

Страница 3: ...e compressors from close starts In case of probe error or temperature alarm the instrument signals the event through acoustic signal and by closing the relay contact By pressing the mute key the buzze...

Страница 4: ...Set mode Also used as enter key if controller is in Set mode program mode Also used to save changed value Used to enter in manual defrost and to stop defrost if defrosting is ON Used to enter in fault...

Страница 5: ...ON OFF ON OFF Flashing ON OFF Flashing ON OFF ON OFF ON OFF OFF ON ON OFF ON OFF ON OFF ON OFF 07 High temperature alarm for Room temperature means room temperature is equal or above the set value of...

Страница 6: ...enerate HTAlarm SP 0 5 C 50 0 C 50 0 C Range Min Max Fact Set Message on Display Message on Display 02 P3 Parameter Function To set allowable low temperature limit Example Setting this parameter at Us...

Страница 7: ...press the set key To change P5 parameter 04 Function To set room probe calibration 10 0 C 10 0 C 0 0 C Range Min Max Fact Set 11 Sr No Parameter setting method Description of parameters and functions...

Страница 8: ...f a power failure P10 Parameter 09 Function To set type of defrost To change the P10 Parameter press the set key Use UP DOWN keys to set desired value HTR HTG HTR Range Min Max Fact Set HTR Heater def...

Страница 9: ...e the QFD Parameter press the set key Use UP DOWN keys to set desired value This is the maximum amount of time allowed for Quick Freeze If set to 0 there will be no quick freeze 1hr Example If QFS is...

Страница 10: ...10 0 C to 10 0 C may be offset by a degree or so To compensate for this error you may need to add or minus the degrees required to achieve the correct temperature Setting Use UP DOWN keys to set desi...

Страница 11: ...mpressor current is greater than 15 0 A then and exist till C2 current sensing delay then C OL fault exists and flash on display Compressor will be tripped on this fault NOTE 20 50A CT option availabl...

Страница 12: ...l Mode Use UP DOWN keys to set desired value AUTO Auto mode TON Parameter press the set key To change TON parameter 39 Range Min Max Fact Set Range Min Max Fact Set At room probe fail condition when E...

Страница 13: ...er press the SET key 0 Min 30 Min 7 Min Range Min Max Fact Set Range Min Max Fact Set Parameter LSD Use UP DOWN keys to set desired value 44 Function This parameter is used to enable disable light rel...

Страница 14: ...unction To set display at power OFF mode Use UP DOWN keys to set desired value OFF Display will show OFF TEMP Display will show Temperature LED Display Will be Blank At power OFF mode power OFF LED wi...

Страница 15: ...tion 0 1 C LSV Relay 10A 230vac Resolution 0 1Amp RS485 Connectivity Modbus RTU Protocol Mounting Wall mounting Controller CRC 2052 0 0 Operating Temp 5 C to 50 C non condensing 0 0 Storage temp 20 C...

Страница 16: ...w Connection Diagram To set fault recover delay Get to know your Controller 29 Introduction 29 Instruction Manual LVM Line Voltage Monitor Three Phase VMRC 10 3 Introduction VMRC 10 3 is three phase L...

Страница 17: ...more than TTD value then only fault is raised and this fault is applicable to Under voltage Over voltage and Unbalance fault i e In case of Phase Loss or Phase sequence fault alarm will come immediate...

Страница 18: ...s to set desired value This parameter provided to calibration voltage reading When dsP is L n then it sets calibration for r n Sr No Parameter setting method Description of parameters and functions Pa...

Страница 19: ...7 8 9 R 15 17 19 21 Y B N General Specification Under voltage and Over voltage detection Application Voltage and phase sequence monitoring and controlling Connections Screw terminals 2 5sqmm one wire...

Страница 20: ...36...

Страница 21: ...part of this manual may be reproduced or transmitted in any form or by any means without the prior written permission of the company Notice Disclaimer Warranty This manual its contents remain the sole...

Страница 22: ...s Globe Valves Hand Valves Flow Switches Solenoid Valves OUR OTHER PRODUCTS Cold Room Controller Chiller Controller Two Compressors Controller Heating Controller Humidity Controller Pressure Controlle...

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