List Of Parameters - Carrier CCU Controller Bedienungsanleitung

15.3 List of parameters

Name of the LON variable
Description
Unit 1 Unit 2 Unit 3 Unit 4 Unit 5
Controlled temperature (P255)
Controlled humidity (P256)
Supply air temperature (P259)
Outdoor temperature (P258)
Outdoor humidity (P265)
Filter differential pressure (P257)
Floor differential pressure (P266)
Cooling temperature setpoint (P103)
Heating temperature setpoint (P106)
Dehumidification humidity setpoint (P109)
Humidification humidity setpoint (P115)
Supply air fan speed setpoint (P155)
Start-up request
On/Off
Supply air fan (P330)
Electric heater stage 1 (P320)
Electric heater stage 2 (P322)
Air flow rate ctrl percentage (P295)
Cooling coil ctrl percentage (P291)
Heating coil ctrl percentage (P290)
Electric heater ctrl percentage (P297)
Humidifier ctrl percentage (P294)
Fresh air ctrl percentage (P296)
External safety (P278)
Non-critical fault summary (P352)
Critical fault summary (P350)
Supply air fan fault
Air flow fault
Filter fouled fault
Clogged filter fault
Electric heater fault
Humidifier fault
High temperature fault
Low temperature fault
High humidity fault
Low humidity fault
Water leak fault
On/Off control
Cool temp. setpoint adjustment (P103)
Heating temp. setpoint adjustment (P104)
Dehumidification temperature setpoint adjustment
(P109)
Humidification temperature setpoint adjustment
(P115)
Supply air fan speed setpoint adjustment (P155)
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