ABB i-bus FCC/S 1 1 Series Product Manual page 23

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ABB i-bus KNX
Product Overview
Button/LED
Fan speed
Manual operation
Inputs a...x
Table 7: Operating and display elements – manual operation
KNX operation
Button/LED
Valve output changeover
Open valve output/increase control
value
Close valve output/decrease con-
trol value
Description/Function
Switches the fan speed in the fol-
lowing sequence:
• 0 > 1 > 2 > 3 > 0 > 1...
(Long push of the button always
switches to 0.)
Activate KNX mode with a short
press of the button.
LED indication depending on how
the inputs are used.
Description/Function
Switches between valve A and
valve B
If a valve output has been disabled
in the parameters, it is not possible
to select the valve.
Button without function
Button without function
FCC/S 1.X.X.1 | 2CDC 508 200 D0211 Rev A 23
LED indicator
Indication of the current fan speed
with speed switching:
• Speed 0: all LEDs off
• Speed 1: LED 1 on
• Speed 2: LEDs 1 &2 on
• Speed 3: all LEDs on
Indication of the current fan speed
with changeover switching:
• Speed 0: all LEDs off
• Speed 1: LED 1 on
• Speed 2: LED 2 on
• Speed 3: LED 3 on
On: On: The device is in Manual
Off: Device is in KNX mode
Binary sensor:
• LED on: Contact closed
• LED off: Contact open
Temperature sensor:
• LED on: Temperature sensor
connected
• LED flashing: Error (cable
break/short circuit)
Analog room control unit
• LED on: Analog room control
unit connected
• LED flashing: Error (cable
break/short circuit)
LED indicator
On: Indicates the selected valve
Flashing: Error (overload/short cir-
cuit) on the output concerned
On: Valve control value at 100%
Flashing: Indicates a fault, e.g.
overload/short circuit
On: Valve control value at 0 %
Flashing: Indicates a fault, e.g.
overload/short circuit