Table Of Contents - Carrier PRO-DIALOG PLUS 30RW Manual

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 controls .......................................................................................................................................................................... 6

3.6 - Connections at the user's terminal block .............................................................................................................................. 6

4 - SETTING UP PRO-DIALOG PLUS CONTROL ................................................................................................................... 8

4.1 - Local interface general features ............................................................................................................................................ 8

4.2 - Unit start/stop control ........................................................................................................................................................... 9

4.3 - Menus ................................................................................................................................................................................. 10

5 - PRO-DIALOG PLUS CONTROL OPERATION ................................................................................................................. 26

5.1 - Start/stop control ................................................................................................................................................................ 26

5.2 - Heating/cooling operation .................................................................................................................................................. 28

5.3 - Evaporator water pump control .......................................................................................................................................... 28

5.4 - Condenser water pump control ........................................................................................................................................... 28

5.5 - Control interlock contact .................................................................................................................................................... 28

5.6 - Control point ....................................................................................................................................................................... 28

5.7 - Demand limit ...................................................................................................................................................................... 30

5.8 - Night mode ......................................................................................................................................................................... 30

5.9 - Capacity control .................................................................................................................................................................. 30

5.10 - Head pressure control ....................................................................................................................................................... 30

5.11 - Control of a boiler ............................................................................................................................................................ 31

5.12 - Master/slave assembly ...................................................................................................................................................... 31

5.13 - Controlling Pro-Dialog Plus units with a System Manager ............................................................................................. 31

6 - DIAGNOSTICS - TROUBLESHOOTING ............................................................................................................................ 32

6.1 - General ............................................................................................................................................................................... 32

6.2 - Displaying alarms ............................................................................................................................................................... 32

6.3 - Resetting alarms ................................................................................................................................................................. 32

6.4 - Alarm codes ........................................................................................................................................................................ 33

Each of the following drawings is replaced in the whole document by the corresponding explanation:

GENERAL LEGEND

Up arrow

Down arrow

Return key

Start/stop button

DELTA T. Example: temperature difference between entering and leaving heat exchanger temperatures

means character is flashing