5
Contents
Contents.................................................................................................................................5
1. SAFETY CONSIDERATIONS........................................................................................10
1.1. General Description ..............................................................................................10
1.2. Avoid Electrocution ..............................................................................................10
2. GENERAL DESCRIPTION ............................................................................................11
2.1. General Description ..............................................................................................11
2.2. Abbreviations Used ..............................................................................................11
3. HARDWARE DESCRIPTION ........................................................................................12
3.1. General Description ..............................................................................................12
3.1.1. Main Control Board and Display .......................................................................12
3.1.2. ISM (Integrated Starter Module) .......................................................................15
3.1.3. IO Board ..........................................................................................................16
3.2. Sensors .................................................................................................................17
3.3. Controls Outputs ..................................................................................................20
3.4. Refrigerant Support ..............................................................................................20
3.5. Connections at the User’s Terminal Block...........................................................20
3.6. Connections at the Field terminal block ..............................................................36
3.7. LEN/CCN Communication Cable Requirements ..................................................36
4. USER INTERFACE SETTING .......................................................................................38
4.1. User Interface........................................................................................................38
4.2. General Features...................................................................................................38
4.2.1. Buttons ............................................................................................................38
4.2.2. Screens ...........................................................................................................38
4.3. Synoptic Screen....................................................................................................39
4.4. Language & Units Selection Screen.....................................................................40
4.5. Login Screen .........................................................................................................41
4.6. Chiller Start/Stop Screen ......................................................................................42
4.6.1. Chiller Start-up.................................................................................................42
4.6.2. Chiller Stop ......................................................................................................43