Carrier CCU Mode D'emploi page 41

CONTENTS
1 - GENERAL INFORMATION .......................................................................................................................................................... 42
2 - COMPONENTS ............................................................................................................................................................................ 43
2.1 - On the front: ........................................................................................................................................................................... 43
2.2 - On the rear: ............................................................................................................................................................................. 44
3 - MENU TREE ................................................................................................................................................................................ 47
4 - ACCESS LEVEL (MENU 8) ......................................................................................................................................................... 50
5 - CONFIGURING THE NUMBER OF UNITS ................................................................................................................................. 51
6 - CONFIGURING THE UNIT .......................................................................................................................................................... 53
6.1 - Unit parameters ...................................................................................................................................................................... 53
6.2 - Humidifier parameters (visible if P10 =2) ................................................................................................................................ 60
6.3 - Supply air fan parameters (visible if P05 = 1 or 2 or 3) ........................................................................................................... 61
7 - FAULT LEVEL (MENU 6) ............................................................................................................................................................ 63
8 - WEEKLY PROGRAMMING (MENU 5) ........................................................................................................................................ 63
8.1 - Ventilation on sub-menu 5.1 .................................................................................................................................................... 63
8.2 - Shifting the temperature setpoints (sub-menu 5.2) ................................................................................................................. 63
8.3 - Using the weekly program ....................................................................................................................................................... 64
9 - CONTROL .................................................................................................................................................................................... 64
10 - SENSORS .................................................................................................................................................................................. 65
11 - COMMISSIONING ...................................................................................................................................................................... 66
11.1 - Master/slave unit operating status ......................................................................................................................................... 66
11.2 - Operating information for each unit (menu 1 "operating info'') .............................................................................................. 66
11.3 - Table of alarms ...................................................................................................................................................................... 67
12 - BUS FOR MASTER/SLAVE FUNCTION ................................................................................................................................... 69
12.1 - Bus connection ...................................................................................................................................................................... 69
12.2 - Addressing procedure for the units........................................................................................................................................ 69
13 - BUS FOR CONNECTION TO AN RS485 MODBUS CMS ........................................................................................................ 70
13.1 - Bus connection between the units and the CMS .................................................................................................................. 70
13.2 - Configuring the communication bus parameters (menu 7) ................................................................................................... 71
13.3 - ModBus protocol ................................................................................................................................................................... 71
14 - BUS FOR CONNECTION TO A CMS BACNET IP OR MSTP .................................................................................................. 74
14.1 - Bus connection between the controllers, the gateway and the CMS .................................................................................... 75
15 - INFORMATION FOR THE INTEGRATOR ................................................................................................................................. 76
15.1 - ModBus ................................................................................................................................................................................. 76
15.2 - BACnet IP .............................................................................................................................................................................. 76
15.3 - BACnet MSTP ....................................................................................................................................................................... 76
15.4 - Precision air conditioning controller....................................................................................................................................... 77
The illustrations in this document are for illustrative purposes only and not part of any offer for sale or contract. The manufacturer reserves the right to change the design
at any time without notice.
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