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Table of Contents
Introduction...............................................................................................................................................................3
General Safety Information.....................................................................................................................................3
Safety Recommendations.......................................................................................................................................4
Unpacking Your Liquid-to-Liquid Cooler.................................................................................................................4
Regulatory and Compliance Testing.......................................................................................................................4
Contents..................................................................................................................................................................4
Controls and Components ......................................................................................................................................5
Front Control Panel.................................................................................................................................................5
Rear Panel..............................................................................................................................................................5
Installation and Startup............................................................................................................................................6
Site Requirements ..................................................................................................................................................6
Ambient Temperature and Relative Humidity .....................................................................................................6
Location...............................................................................................................................................................6
Clearance............................................................................................................................................................6
External Piping........................................................................................................................................................6
General Considerations.......................................................................................................................................6
Process Fluid Connections..................................................................................................................................7
Facility Water Connections..................................................................................................................................7
Process Coolant......................................................................................................................................................7
Electrical Power ......................................................................................................................................................8
Main Power Connection......................................................................................................................................8
Optional Serial Output (RS-232).............................................................................................................................8
Optional Dry Contact Remote ON/OFF ..................................................................................................................8
Startup.....................................................................................................................................................................9
Normal Operation .................................................................................................................................................. 10
Electrical Power ................................................................................................................................................... 10
Selecting the Temperature Unit ........................................................................................................................... 10
Displaying and Adjusting the Set Point................................................................................................................ 10
Setting Operational Parameters........................................................................................................................... 11
High Temperature Limit (HL)............................................................................................................................ 11
Low Temperature Limit (LL)............................................................................................................................. 11
High Ambient Temperature Limit (HA)............................................................................................................. 12
Maximum Fluid Pressure (FP).......................................................................................................................... 12
Minimum Flow Rate (FL).................................................................................................................................. 12
Calibration Offset (°C)...................................................................................................................................... 13
Flow Calibration (Fc)........................................................................................................................................ 13
Baud Rate (PC)................................................................................................................................................ 14
Adjusting the High Pressure Bypass Setting..................................................................................................... 14
Display, Alarm and Error Messages .................................................................................................................... 15
Enabling / Disabling the Local Lockout .............................................................................................................. 17
Routine Maintenance and Troubleshooting ....................................................................................................... 18
Routine Maintenance........................................................................................................................................... 18
Air Vents........................................................................................................................................................... 18
Process and Facility Line Strainers.................................................................................................................. 18
In-Line Fluid Filter............................................................................................................................................. 18
Fluid Level........................................................................................................................................................ 18
Software Version.............................................................................................................................................. 18
Draining the Unit .................................................................................................................................................. 19
Troubleshooting Chart ......................................................................................................................................... 19
Technical Information ........................................................................................................................................... 20
Performance Specifications ................................................................................................................................. 20
Cooling Capacity vs. Facility Water Flow Rate.................................................................................................... 21
Wiring and Flow Diagram..................................................................................................................................... 22