Network Variables - Wolf WRS-K Installation And Operating Instructions Manual

Via the LON interface module, it is possible to gain read and write access to the air handling control unit. Standard network
variable types (SNVT) are used.
7.1 Read access
Description
Supply air temperature
Outside temperature
Room temperature
Extract air temperature
Extract air temperature downstream
of humidifier for adiabatic cooling
Air quality (VOC)
Air quality (CO2)
Indoor air humidity
Relative humidity, extract air
Relative humidity, supply air
Supply air pressure
Extract air pressure
Supply air flow rate
Extract air flow rate
Set room transducer
Current set value, supply air temperature nvoTempSupSet
Current set temperature
Current set value, fresh air proportion
Current set speed, supply air fan
Current set speed, extract air fan
Current set value, fan stage
Current set pressure, supply air
Current set pressure, extract air
Current set flow rate, supply air
Current set flow rate, extract air
Operating mode
External system enable
Hygrostat
Humidifier enable
System status
Operating status
2)
Special operating mode
Central fault
Current alarm code
Required value = 10 times the specified value
1)
Available WRS-K software version 3.0.000 or higher
2)
8
7. Network variables
The following variables are available for read access:
Network variable
Designation
nvoTempSup
nvoTempOut
nvoTempRoom
nvoTempExh
nvoTempAC
nvoAirQuality
nvoCO2
nvoHumiRoom
nvoHumiExh
nvoHumiSup
nvoPressSup
nvoPressExh
nvoFlowSup
nvoFlowExh
nvoRoomSet
nvoTempSet
nvoFrAirSet
nvoSpSupSet
nvoSpExhSet
nvoStepSet
nvoPresSupSet
nvoPresExhSet
nvoFlowSupSet
1)
nvoFlowExhSet
1)
nvoMode
nvoExtEnable
nvoHygrostat
nvoStatusHumi
nvoStatusAHU
nvoOperation
nvoSpecial
nvoAlarm
nvoAlarmCode1
nvoAlarmCode2
nvoAlarmCode3
nvoAlarmCode4
Network variable
Type
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
SNVT_volt
SNVT_ppm
SNVT_lev_percent
SNVT_lev_percent
SNVT_lev_percent
SNVT_press_p
SNVT_press_p
SNVT_count
SNVT_count
SNVT_temp_p
SNVT_temp_p
SNVT_temp_p
SNVT_lev_percent
SNVT_lev_percent
SNVT_lev_percent
SNVT_count
SNVT_press_p
SNVT_press_p
SNVT_count
SNVT_count
SNVT_count
SNVT_switch
SNVT_switch
SNVT_switch
SNVT_switch
SNVT_switch
SNVT_state
SNVT_switch
SNVT_state
SNVT_state
SNVT_state
SNVT_state
2)
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