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ABB i-bus KNX
© 2010 ABB STOTZ-KONTAKT GmbH
Commissioning
No.
Function
29
Status byte mode
The communication object is enabled if in parameter window Status messages the
parameter Enable communication object "Status byte mode" 1 byte is selected with option
yes.
The operating state of the fan can be displayed or sent on the bus via this communication
object. It is possible to parameterise if a communication object value is only updated and
not sent, sent on request, or only sent when changed.
Bit sequence:
76543210
Bit 7:
Forced operation
Telegram value 0: inactive
1: active
Bit 6:
Limitation 1
Telegram value 0: inactive
1: active
Bit 5:
Limitation 2
Telegram value 0: inactive
1: active
Bit 4:
Limitation 3
Telegram value 0: inactive
1: active
Bit 3:
Limitation 4
Telegram value 0: inactive
1: active
Bit 2:
Thermostat fault
Telegram value 0: inactive
1: active
Bit 1:
Automatic
Telegram value 0: inactive
1: active
Bit 0:
HEATING/COOLING
Telegram value 0: COOLING
1: HEATING
Note
Bit 0: If toggling between HEATING and COOLING is undertaken
automatically using control variables, the status HEATING/COOLING is only
switched in bit 0 if a value > 0 is received on the control value
For further information see:
Object name
Fan
Status byte forced
operation, page 157
Data type
Flags
no EIS, 1 byte
C, R, T
no DPT
.
108
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