Operating Instructions

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Siemens RXB application library (KNX) RXB – Fan coil applications from FC-10, FC-11, FC-12, FC-13 CM110672en_05
Building Technologies 4BFNC05 – Four-pipe fan coil with electric reheater 2013-06-07
The following parameters are available with application FNC05.
They are set via ETS, ACS, or HandyTool.
Menu
Parameters.
Values/Range
Basic setting
Communication
Communication mode
S-mode / LTE and S-mode
S-mode.
Receive timeout
0...105 min.
60 min.
Send heartbeat
0...105 min.
45 min.
Room temperature setpoints
Protection cooling setpoint
10...40 °C
40 °C
Economy cooling setpoint 10...40 °C 35 °C
Precomfort cooling setpoint
10...40 °C
28 °C
Comfort cooling setpoint
10...40 °C
24 °C
Comfort heating setpoint
10...40 °C
21 °C
Precomfort heating setpoint 10...40 °C 19 °C
Economy heating setpoint
10...40 °C
15 °C
Protection heating setpoint
10...40 °C
12 °C
Sequences Actuator type heat/cool valve
– STA71
– STA72E
– STE71
– STE72
– STP71
– STP72E
– Electromech 3rd devices
– Thermal 3
rd
devices
– Motorized bus
STP72E
LTE mode Heating outp bus valve
Off/On Off
Cooling outp bus valve
Off/On Off
Motorized and electromechanic Runtime
0...360 s 150 s
Motorized Offset
0...360 s 0 s
Electric heater
– 1-stage
– Mod.
Mod.
Power consumption 0...6500 W 0 W
LTE mode Heating outp bus el heating
Off/On Off
Fan control. Fan speeds
– External control
– 1-speed/2-speed/3-speed
3-speed
Fan control. Manual / Auto Auto
Minimum on time.
1...10 min
6 min
Temperature sensor B1
– Room
– Return air
– Measured value only
– No sensor
No sensor
Periodic fan kick Comfort
0...90 min (90min = Off)
90 min (Off)
Periodic fan kick Economy
0...360 min (360min =Off)
360 min (Off)
Fan overrun time
1...10 min
1 min
Room unit
Measured value correction
– 3...3 K
0 K
Setpoint offset range ± 0...10 K ± 3 K
Local Comfort mode
Enabled / Disabled
Enabled
Room unit
Without LCD / with LCD
Without LCD
With LCD
Display heating/cooling symbols
Enabled / Disabled
Enabled
Temperature unit °C or °F °C
Standard display No display / Room
temperature / Setpoint
Room temperature.
Setpoint display Absolute / Relative Relative
General functions.
Digital input 1
Free (bus = 1) = Contact open/closed
Free (bus = 1)
Occupancy: Occupied = Contact open/closed
= Contact closed.
Window: Window open = Contact open/closed
Digital input 2
Free (bus = 1) = Contact open/closed
Free (bus = 1)
Occupancy: Occupied = Contact open/closed = Contact closed.
Window: Window open = Contact open/closed
Temporary Comfort mode
0...360 min
60 min
On-delay occupancy detector
0...90 min
5 min
Off-delay presence detector
0...90 min 5 min
Central functions
Heating demand signal
Enabled / Disabled
Enabled
Cooling demand signal Enabled / Disabled Enabled
Boost heating
Enabled / Disabled
Enabled
Precooling, free cooling
Enabled / Disabled
Enabled
Reset setpoint offset
Enabled / Disabled
Disabled
Master/slave Master/slave Master or slave Master
Configuration