Filter
Top Products
2
TABLE OF CONTENTS
1 - SAFETY CONSIDERATIONS..................................................................................................................................................4
1.1 - General .................................................................................................................................................................................4
1.2 - Avoiding electrocution.........................................................................................................................................................4
2 - GENERAL DESCRIPTION ......................................................................................................................................................5
2.1 - General .................................................................................................................................................................................5
2.2 - Abbreviations used ...............................................................................................................................................................5
3 - HARDWARE DESCRIPTION ..................................................................................................................................................6
3.1 - General .................................................................................................................................................................................6
3.2 - Electronic boards ..................................................................................................................................................................6
3.2.1 - The basic board ............................................................................................................................................................6
3.2.2 - Slave boards .................................................................................................................................................................6
3.2.3 - The user interface.........................................................................................................................................................7
3.2.4 - Connections between boards .......................................................................................................................................7
3.2.5 - Slave board addresses ..................................................................................................................................................7
3.2.6 - Power supply to the boards ..........................................................................................................................................7
3.2.7 - Light emitting diodes on boards ..................................................................................................................................7
3.3 - The controls ..........................................................................................................................................................................7
3.3.1 - Electronic expansion valve (EXV) ..............................................................................................................................7
3.3.2 - The head pressure controls ..........................................................................................................................................7
3.3.3 - The evaporator pumps .................................................................................................................................................8
3.3.4 - The condenser pump ....................................................................................................................................................8
3.3.5 - Pressure sensors ...........................................................................................................................................................8
3.3.6 - Thermistors ..................................................................................................................................................................8
3.4 - User connections ..................................................................................................................................................................9
4 - SETTING UP PRO-DIALOG PLUS CONTROL .................................................................................................................10
4.1 - Local interface general features..........................................................................................................................................10
4.2 - Unit start/stop control .........................................................................................................................................................11
4.2.1 - Description .................................................................................................................................................................11
4.2.2 - Stopping the unit in local mode .................................................................................................................................11
4.2.3 - Starting unit and selecting an operating type .............................................................................................................11
4.3 - Menus .................................................................................................................................................................................12
4.3.1 - Selecting a menu ........................................................................................................................................................12
4.3.2 - Selecting a menu item ................................................................................................................................................12
4.3.3 - Modifying the value of a parameter/access to a sub-menu........................................................................................12
4.3.4 - Expand display...........................................................................................................................................................12
4.4 - General menu structure.......................................................................................................................................................13
4.5 - Menu tree structure .............................................................................................................................................................14
4.5.1 - Description of the Information menu.........................................................................................................................15
4.5.2 - Description of the Temperatures menu......................................................................................................................16
4.5.3 - Description of the Pressures menu.............................................................................................................................16
4.5.4 - Description of the Setpoints menu.............................................................................................................................17
4.5.5 - Description of the Inputs menu..................................................................................................................................18
4.5.6 - Description of the Outputs/Tests menu .....................................................................................................................18
4.5.7 - Description of the Configuration menu .....................................................................................................................20
4.5.8 - Description of the Alarms menu ................................................................................................................................25
4.5.9 - Description of the Alarms History menu ...................................................................................................................25
4.5.10 - Runtime menu description .......................................................................................................................................26
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.