EN-53
EN
Supply air filter dirty alarm
Heat exchanger frost alarm - Clogging detection
Heat exchanger frost alarm - Fresh air temperature check
Rotary heat exchanger alarm
Clock lithium battery alarm
Internal hydraulic coil frost alarm
Hydraulic coil in duct frost alarm
Electric Pre-heater alarm
Hydraulic coil 1 pump alarm
Hydraulic coil 2 pump alarm
5.4.3 The analogue datapoints
Type
Index NV name
Description
Supply air filter fouling level
Return air filter fouling level
Air quality via the unit sensor
Fresh air or outdoor temperature
Heat exchanger insulating damper position
Rotary heat exchanger speed
Heat exchanger bypass position
switched on after a power failure
Regulated temperature setpoint
nvo_T_regul
SNVT_temp_p
Regulated temperature setpoint feedback
Supply air duct pressure via a communicating sensor
nvo_P_regul
SNVT_press_p
Return air duct pressure via a communicating sensor
CO
2
air quality setpoint feedback
5.5 KNX