PolyScience Refrigerated Recirculating Chillers User Manual

23
Message
Code
Description Action Required
01
Factory Reserved None.
02
Low limit temperature alarm
Alarm — Process fluid temperature has dropped to
low temperature limit value. Compressor, heater, fan,
and pump turned off.
Increase heat load on Chiller or decrease low
temperature limit value.
03
High limit temperature alarm
Alarm — Process fluid temperature has reached high
temperature limit value. Compressor, heater, fan, and
pump turned off.
Decrease heat load on Chiller or increase high
temperature limit value.
04
Over-temperature protection
alarm
Alarm — Process fluid temperature is above Chiller’s
factory set high temperature safety cutoff. Power to
compressor, heater, and fan turned off; pump remains
on.
Lower process temperature.
05
Low liquid level alarm
(select models only)
Delayed Alarm — Activated when the liquid level in
the reservoir falls below an acceptable level for 30
seconds of longer. Compressor, heater, fan, and
pump turned off.
Add fluid to reservoir.
06
High bath temperature alarm
Alarm — Fluid temperature has exceeded 82°C
(180°F). Compressor, heater, fan, and pump turned
off.
Lower fluid temperature.
07
Low flow alarm
Alarm — Flow rate has dropped below minimum flow
rate setting. Power to compressor, heater, fan, and
pump turned off. Note: Disabled during first 2 minutes
of operation.
Correct cause of low flow rate or decrease minimum
flow rate setting.
08
High pressure alarm
Delayed Alarm — Activated when fluid outlet pressure
has exceeded high-pressure limit value for 30
seconds. Compressor, heater, fan, and pump turned
off.
Decrease outlet pressure by removing blockage or
increase high-pressure limit value.
09
System fault
Fault — Power to compressor, heater, fan, and pump
turned off. Contact service representative for
corrective action.
10
Electronic power component fault
(Triac)
Fault — Power to compressor, heater, fan, and pump
turned off. Contact supplier.
11
Internal probe fault
Fault — Faulty temperature probe. Power to
compressor, heater, fan, and pump turned off.
Contact supplier.
12
External temperature probe fault
(select models only)
Fault — Faulty external temperature probe. Power to
compressor, heater, fan, and pump turned off.
Replace ambient tracking probe or operate instrument
using internal temperature probe. Contact supplier if
fault persists.

PolyScience Refrigerated Recirculating Chillers Specifications

General

Brand	PolyScience
Model	Refrigerated Recirculating Chillers
Category	Chiller
Language	English