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TABLE OF CONTENTS
1 - SAFETY CONSIDERATIONS..................................................................................................................................................4
1.1 - General .................................................................................................................................................................................4
1.2 - Avoid 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 - Electrical supply to boards ...................................................................................................................................................5
3.3 - Light emitting diodes on boards ...........................................................................................................................................5
3.4 - The sensors ...........................................................................................................................................................................5
3.5 - The output controls...............................................................................................................................................................5
3.6 - Connections at the user's terminal block ..............................................................................................................................6
3.6.1 - General description ......................................................................................................................................................6
3.6.2 - Volt-free contact on/off/cooling/heating without multiplexing ..................................................................................8
3.6.3 - Volt-free contact on/off/cooling/heating with multiplexing........................................................................................8
3.6.4 - Demand limit or setpoint volt-free contact for single-circuit units .............................................................................8
3.6.5 - Demand limit volt-free contact for dual-circuit units ..................................................................................................8
3.6.6 - Water setpoint selection volt-free contact with multiplexing for dual-circuit units....................................................8
4 - SETTING UP PRO-DIALOG CONTROL ..............................................................................................................................9
4.1 - Local interface general features............................................................................................................................................9
4.2 - Unit start/stop control .........................................................................................................................................................10
4.2.1 - Description ................................................................................................................................................................. 10
4.2.2 - Stopping the unit in local mode .................................................................................................................................10
4.2.3 - Starting unit and selecting an operating type .............................................................................................................10
4.3 - Menus .................................................................................................................................................................................11
4.3.1 - Selecting a menu ........................................................................................................................................................11
4.3.2 - Selecting a menu item ................................................................................................................................................ 11
4.3.3 - Modifying the value of a parameter/access to a sub-menu........................................................................................11
4.3.4 - Expand display...........................................................................................................................................................12
4.3.5 - Description of the Information menu.........................................................................................................................15
4.3.6 - Description of the Temperatures menu......................................................................................................................17
4.3.7 - Description of the Pressures menu.............................................................................................................................17
4.3.8 - Description of the Setpoints menu.............................................................................................................................17
4.3.9 - Description of the Inputs menu..................................................................................................................................18
4.3.10 - Description of the Outputs/Tests menu ...................................................................................................................19
4.3.11 - Description of the configuration menu ....................................................................................................................22
4.3.12 - Description of the Alarms menu ..............................................................................................................................28
4.3.13 - Description of the Alarms History menu .................................................................................................................28
4.3.14 - Runtime menu description .......................................................................................................................................28