Communication objects
Communication objects
Product manual 2CKA001473B9679
│352
Notice
When the master/slave operation is activated, the object "RTC: Confirm fan
speed level (master)" of the master device for synchronisation must be
connected with object "RTC: Confirm fan speed level (slave)" of the slave
device.
12.1.52 RTC - Controller status RHCC
Name
Object function
Data type
RTC: Controller status RHCC
Output
9.* 2-byte floating point value
The status of the RHCC (Room Heating Cooling Controller) is sent to the bus via the
communication object.
■
Operating mode heating/cooling
■
Operation active/passive
■
Frost alarm
– If the input temperature of the controller drops below the set temperature, then the frost
alarm bit is set. The bit is reset when the temperature is exceeded.
■
Heat alarm
– If the input temperature of the controller exceeds the temperature set in the parameter,
then the heat alarm bit is set. If the temperature drops below its setting, the bit is reset.
■
Error
– If the actual temperature cannot be received, the error bit is set.
12.1.53 RTC - Controller status HVAC
Name
Object function
Data type
RTC: Controller status HVAC
Output
5.xxx HVAC status
RTC: Controller status HVAC
(master)
Output
5.xxx HVAC status
RTC: Controller status HVAC
(slave)
Input
5.xxx HVAC status
The status of the HVAC (Heating, Ventilation, and Air Conditioning) is sent to the bus via the
communication object.
■
Operating mode heating/cooling
■
Operation active/passive
■
Frost alarm
– If the input temperature of the controller drops below the temperature in the parameter,
the frost alarm bit is set. The bit is reset when the temperature is exceeded.
■
Dew point alarm
■
When value 1 is received via object "Dew point alarm", the dew point alarm bit is set.
Notice
When the master/slave operation is activated, the object "RTC: Controller status
(master)" of the master device for synchronisation must be connected with
object "RTC: Controller status (slave)" of the slave device.
