Sub-Zero CRC-2052 User Manual Download Page 1 | Manualshive

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Summary of Contents for CRC-2052

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Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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Page 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...

Page 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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