Table of contents
1 - SAFETY CONSIDERATIONS ........................................................................................................................................... 4
1.1 - General ........................................................................................................................................................................... 4
1.2 - Avoiding electrocution .................................................................................................................................................. 4
2 - GENERAL DESCRIPTION ................................................................................................................................................ 4
2.1 - General ............................................................................................................................................................................ 4
2.2 - Abbreviations used .......................................................................................................................................................... 4
3 - HARDWARE DESCRIPTION .......................................................................................................................................... 5
3.1 - General ........................................................................................................................................................................... 5
3.2 - Electronic boards ............................................................................................................................................................ 5
3.2.1 - The basic board ........................................................................................................................................................ 5
3.2.2 - Slave boards ............................................................................................................................................................. 5
3.2.3 - The user interface ..................................................................................................................................................... 6
3.2.5 - Slave board address ................................................................................................................................................. 6
3.2.6 - Power supply to the boards ...................................................................................................................................... 6
3.3 - The controls .................................................................................................................................................................... 7
3.3.2 - The head pressure controls ...................................................................................................................................... 7
3.3.3 - The evaporator pump ............................................................................................................................................... 7
3.3.4 - The condenser pump ................................................................................................................................................ 7
3.3.5 - The evaporator heater .............................................................................................................................................. 7
3.3.6 - Pressure sensors ....................................................................................................................................................... 7
3.3.7 - Thermistors .............................................................................................................................................................. 8
3.4.13 - 24 V a.c. contact .................................................................................................................................................. 10
3.4.14 - Connections to the CCN ...................................................................................................................................... 10
4.1 - General ......................................................................................................................................................................... 11
4.2 - Main interface ............................................................................................................................................................... 11
4.2.1 - Description ............................................................................................................................................................. 11
4.2.2 - Operating types ...................................................................................................................................................... 11
4.2.7 - SETPOINT menu ................................................................................................................................................... 18
The cover photograph is solely for illustration, and forms no part of any offer for sale or any sale contract. The manufacturer
reserves the right to change the design at any time without notice.
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