ABB i-bus
®
KNX
Commissioning
© 2008 ABB STOTZ-KONTAKT GmbH
181
3.3.3.6
Communication object
Fault control value
No.
Function
Object name
Data type
Flags
32
Fault control value
Control input
EIS 1, 1 bit
DPT 1.005
C, R, T
This communication object is enabled if in parameter window
Control input
the parameter
Monitoring control values e.g. thermostat
has been selected with the option
yes
.
This communication object indicates a malfunction of the control value, e.g. of a thermostat.
The Fan Coil control reports a fault and assumes the safety position with the communication
object
Fault control value
. This safety position affects the fan speed and the valves.
Telegram value:
0 = no fault
1 = fault
Note
If for the communication object value
Control value HEATING,
Control value
COOLING
or
Control value, HEATING/COOLING
no value is sent for a
parameterised time, a fault of the thermostat is assumed.
If communication object 32
Toggle HEATING/COOLING – Control input
receives a value, the monitoring time is started.