background image

13

14

To change E1 parameter, 
press the set key.

Parameter

E1

24

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

When set to 

CYC = Relay performs a duty cycle of
           10 minutes ON and  
           4minutes OFF. 

ON = Relay will stay ON. 

OFF = Relay will stay OFF.

ON

OFF

CYC

Function : To set Compressor Relay 
status on Probe Failure.

Use UP/DOWN keys to set desired 
value. 

Sr. 

No. 

Parameter setting method

Description of parameters and functions.

Parameter 

Sr. 

No. 

Parameter setting method

Description of parameters and functions.

Parameter 

press the set key.

To change D4 parameter, 

D4
Parameter

23

Function : To set  reset mode for HP fault.

MAN

AUTO

MAN

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

Use UP/DOWN keys to set desired 
value.

AUTO = Auto mode

MAN = Manual Mode

If this parameter set to “MAN” mode HP 
fault will be cleared only after pressing 
reset key for 2 seconds. 
If this parameter is set to “AUTO” mode 
HP fault will be cleared automatically 
when it is healthy.  

Parameter

E7

            will scroll.

DEF = At Defrosting 'Defrost ON' 

             will be dispalyed.           

Use UP/DOWN keys to set desired 
value. 

TEMP = At defrosting temperature

27

Function: To set Display at defrosting.

To change E7 parameter, 
press the SET key.

TEMP

DEF

TEMP

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

Use UP/DOWN keys to set desired 
value. 

at door open condition.

ON = Evap Fan will stay ON.

OFF = Evap Fan will stay OFF.

Parameter

E4

26

Function: To set EVAP Fan operation at 
door open.

To change E4 parameter, 
press the set key.

OFF

ON

ON

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

press the set key.

To change D3 parameter,

0 Sec

22

Min 

Min 

Use UP/DOWN keys to set desired value.

Example : 

If this parameter is set at 30 

seconds, the system will ignore low 
pressure alarm for 30 sec from 
compressor on. In this manner, a false 
alarm can be avoided due to low 
pressure at compressor start up.

180 Sec

30 Sec

Parameter

D3

Function : To set LP sensing delay.

Range

Max 

   Fact. Set 

Range

Max 

   Fact. Set 

Parameter

E2

25

Function : To set Evap fan status when 
compressor is OFF.

at compressor off condition.

Use UP/DOWN keys to set desired 
value. 

OFF = Evaporator Fan will stay OFF. 
ON = Evaporator Fan will stay ON.

press the set key.

To change E2 parameter, 

OFF

ON

ON

Range

Min 

Max 

   Fact. Set 

Range

Min 

Max 

   Fact. Set 

Содержание CRC-1023

Страница 1: ...COLD ROOM CONTROLLER USER MANUAL www pvrcontrols com INDIA CRC 1023...

Страница 2: ...To set time delay for voltage sensing V1 10 To set Over current limit OL 11 To set Under current limit UL 10 11 Key Introduction 5 To set Current sensing delay C2 11 D0 To enable or Disable HP sensing...

Страница 3: ...ch the defrost is interrupted There are safety features which include shutting down the system incase of a fault from a pressure control or similar device The CRC 1023 are single set point cold room c...

Страница 4: ...till the AL delay is over controller will not generate HTAlarm Example Setting this parameter Use UP DOWN key to set desired value Once set at a particular value this will not allow the set point to g...

Страница 5: ...al is 2 0 C the 0 comp Relay will cutin at 12 0 C Use UP DOWN keys to set desired value 0 0 10 0 C 2 0 C 04 P4 Parameter Function To set the differential for compressor restart To change P4 parameter...

Страница 6: ...t will show OV fault on display and Compressor Relay will be off Parameter V1 15 Function To set time delay for voltage sensing To change the V1 Parameter parameter press the set key Use UP DOWN keys...

Страница 7: ...xample If C2 parameter is 1 Sec then any current fault will be valid only when it exsists for more than 1 sec 5 Sec 60 Sec 5 Sec Range Min Max Fact Set Range Min Max Fact Set Sr No Parameter setting m...

Страница 8: ...palyed Use UP DOWN keys to set desired value TEMP At defrosting temperature 27 Function To set Display at defrosting To change E7 parameter press the SET key TEMP DEF TEMP Range Min Max Fact Set Range...

Страница 9: ...er into program mode only if correct password is entered If the password is wrong it will show INVALID PASSWORD Range Min Max Fact Set Range Min Max Fact Set NO YES NO To change FS parameter press the...

Страница 10: ...0Vac Defrost 20A 250Vac Evap Relay 10 3 A 250Vac 0 0 Operating Temp 5 C to 50 C non condensing 0 0 Storage temp 20 C to 70 C non condensing Output Input 1 NTC Probe 0 0 Range 50 0 C to 50 0 C 0 Resolu...

Страница 11: ...d personnel only Controller Controller should be installed in a place protected by vibration water and corrosive gasses and where ambient temperature does not exceed the values specified in the techni...

Страница 12: ...taken in the preparations of this document the company or its vendors in no event will be liable for direct indirect special incidental or consequential damage arising out of the use or inability to...

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