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RXB39.1/FC-13

Room controller for fan-coil applications with KNX communication

Stock no. S55373-C121

Stock no. S55373-C121

The RXB39.1 room controller is used for temperature control in individual rooms.

  • For 2-pipe and 4-pipe fan coil systems with or without changeover

  • PI control

  • KNX bus communication

  • Connection to Desigo building automation and control system via PX KNX

  • DC 0...10 V control of valve and actuators, fan (ECM), and electric heater

  • 2 Potential-free relay contacts to release fan and electric heating

  • Commissioning with ETS Professional, "Handy Tool" QAX34.3 or Synco ACS

  • Operating voltage AC 230 V

  • Plug-in screw terminals


Attribute

Value

Operating voltage

AC 230 V

Frequency

50/60 Hz

Power consumption

12 VA

Control algorithm

PI

Communication

Bus: KNX, Room unit: PPS2

Service plug

ETS Professional, ACS, HandyTool

Analog inputs, number

2

Analog outputs, number

3

Analog output, signal

DC 0...10 V

Digital inputs, number

4

Digital outputs, number

0

Relay outputs, number

1

Electric reheater relay

1

Relay output, switching voltage

AC 250 V

Relay output, switching current

5 (4) A

Triac outputs, number

0

Mounting

On DIN rail

Mounting location

Ceiling voids with cover, Fan coil, Panel

Degree of protection

IP20

Dimensions (W x H x D)

152 x 120 x 62 mm