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ABB i-bus
®
KNX
Commissioning
© 2008 ABB STOTZ-KONTAKT GmbH
142
With option
yes
in parameter
Monitoring control values, e.g. thermostat,
further parameters appear:
Monitoring time
in s [30…65,535]
Options: 30…120…65,535
With this parameter, the time used to monitor all telegrams on the
input/setting values of the RM/S is set: Communication objects
Control value HEATING
,
Control value COOLING
or
Control value
HEATING/COOLING
.
If a setting variable is not received within the parameterised time,
a communication malfunction has occurred and emergency operation
is activated.
Important
It must be assured that the monitoring time is set to at least factor 3
larger than the set sending time of the thermostat.
The reaction of the RM/S to a setting value not received can be
defined in the following parameters.
Send object value
(Object "Control value fault" 1 bit)
Options:
no, update only
after a change
after request
after a change or request
•
no, update only
: The status is updated but not sent.
•
after a change:
The status is only sent after a change.
•
after request:
The status is only sent after a request.
•
after a change or request:
The status is sent after a change or
a request.
Control value after control fault
in [0…100] %
Options: 0…30…100
This control value in percent can be set with a control value fault
should the control fail (emergency operation).