PolyScience Chiller User Manual

110-240 2
Fluid Filter......................................................................................................................................................... 24
Fluid Level ........................................................................................................................................................ 24
Temperature Calibration................................................................................................................................... 24
Troubleshooting ................................................................................................................................................... 25
Diagnostic Mode .................................................................................................................................................. 26
Technical Information ........................................................................................................................................... 27
General Specifications (all Chillers)..................................................................................................................... 27
Pump Performance .............................................................................................................................................. 27
Performance Specifications – 60Hz Chillers........................................................................................................ 28
1/4-HP, 1/3-HP and 1/2-HP Chillers................................................................................................................. 28
3/4-HP and 1-HP Chillers ................................................................................................................................. 30
Performance Specifications – 50Hz Chillers........................................................................................................ 32
1/4-HP, 1/3-HP and 1/2-HP Chillers................................................................................................................. 32
3/4-HP and 1-HP Chillers ................................................................................................................................. 34
Diagrams and Schematics.................................................................................................................................... 36
Electrical Wiring Diagram..................................................................................................................................... 36
Flow Schematic.................................................................................................................................................... 37
Replacement Parts ................................................................................................................................................ 38
RS232 Communications ....................................................................................................................................... 40
Equipment Disposal (WEEE Directive)................................................................................................................ 41
Service and Technical Support............................................................................................................................ 41
Warranty ................................................................................................................................................................. 42

PolyScience Chiller Specifications

General

Temperature Stability	±0.1°C
Temperature Range	-20°C to 40°C
Controller	Digital PID
Safety Features	Over-temperature protection, low liquid level protection
Refrigerant	R404A
Power Supply	230V, 50/60Hz