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8.

Water SV

9.

Alarm

10.

Pumpdwn SV1

11.

Pumpdwn SV2

12.

Pumpdwn SV3

KEYPAD

 

        

 

             

 

             

 

             

 

             

 

             

START

Press and hold this key for 4 seconds to bring the controller in an operative status from 
the stand-by status in which it normally is after being powered on except if H2 parameter 
is set to AUTOSTART mode.
 

STOP

Press and hold this key for 4 seconds to stop the system and operate in Stand By mode.

MUTE

Press this key for 1 second, to disable the buzzer and alarm relay.

RESET

Press and hold this key for 4 seconds to reset HP,LPand antifreeze  alarms which have 
been set for MANUAL RESET incase P4 parameter is set to MANUALRESET mode.

TEMP

Press and hold this key for 1 seconds to display temperatures for all probes. Use up/down
key to scroll through the various probes attached. To exit this mode, press the temp key.

PRG,  SEL,  UP & DWN

 Used to enter programming mode.

REGULATION OF CHILLER TEMPERATURE

The regulation of the Brine temperature is based on the CONTROL probe.  

Содержание Mega Chill-3Comp

Страница 1: ...H Setting the parameters I Technical Data Introduction The MEGA CHILL 3Comp is a three compressor chiller controller This integrates all the required functions of the chiller It is very user friendly...

Страница 2: ...ISPLAY LCD The Liquid Crystal Display shows the values of the controlled parameters the selected set point the alarm thresholds and all other information concerning the controlled variables DISPLAY ty...

Страница 3: ...P O L1 OSS Oil Safety Switch OSS1 Single Phase Preventor Trip1 SPP1 High Pressure trip for the compressor2 HP2 Low Pressure Trip for the compressor2 LP2 Compressor Overload trip2 COMP O L2 OSS Oil Saf...

Страница 4: ...ode MUTE Press this key for 1 second to disable the buzzer and alarm relay RESET Press and hold this key for 4 seconds to reset HP LPand antifreeze alarms which have been set for MANUAL RESET incase P...

Страница 5: ...h parameter t1 Using UP DOWN key user can scroll all the parameters By pressing SEL key user can view and change respective parameter value Press PRG to store and exit from that particular parameter T...

Страница 6: ...ill not allow the set point to go below 300 C Also if the temperature reaches 300 C the display will show Lt Low Temp indicating that the temperature has gone below the range in this parameter and at...

Страница 7: ...this parameter is set at 10 seconds the system will activate the flow switch alarm only if the error persists for or more than 10 seconds In this manner a false alarm can be avoided during normal oper...

Страница 8: ...N 0 Unit3Inactive 1 Unit3 Active Incase of 0 system will not activate compressor1 and all its faults F 0 1 1 Flag 1 H7 Fault in standby It Enable Disable fault sensing in standby mode 0 Disable 1 Enab...

Страница 9: ...esistive All digital outputs are fused 5 Operating Temperature 5 0 C to 500 C 6 Operating Humidity max 80 non condensing 7 Mounting Panel mounting type 8 Fuse 1 5A 9 Power Source Transformer Rating In...

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