ABB i-bus FCC/S 1 1 Series Product Manual page 73

Knx fan coil controller
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ABB i-bus
KNX
Product Overview
Button/LED
Fan speed
Manual operation
Inputs a...x
Table 20: 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 % > 33 % > 66 % > 100 % >
0 % > 33 %...
(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
Button without function
FCC/S 1.X.X.1 | 2CDC 508 200 D0211 Rev A 73
LED indicator
Display of current fan speed:
Speed 0 %: all LEDs off
Speed 1...33 %: LED 1 on
Speed 34...66 %: LEDs 1 &2
on
Speed 67...100 %: all LEDs on
All LEDs flash: Fault on 0...10 V
output
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
Both LEDs on: Valve control value
is between 1% and 99%
Both LEDs off: Fault

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