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RXC21.5/00021

Room controller for fan coils with 3-speed fan and/or outside air damper with basic application OOO21

Stock no. S55373-C112

Stock no. S55373-C112

The RXC20.., RXC21.. and RXC22.. controllers are used for temperature control in individual rooms.

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

  • For chilled ceilings and radiators

  • Control of thermic valve actuators AC 24 V, PDM, valve and damper actuators AC 24 V (3-position) or electric air heater units

  • Volt-free relay contacts for fan speed control

  • Connection to Desigo building automation and control system

  • LonMark-compatible bus communication

  • Plug-in screw terminal

Application description: CA110300

Attribute

Value

Operating voltage

AC 230 V

Frequency

50/60 Hz

Power consumption

12 VA

Control algorithm

PI

Communication

Bus: LonWorks, Room unit: PPS2

Service plug

RXT20.1

Analog inputs, number

1

Digital inputs, number

2

Relay outputs, number

3

Relay output, switching voltage

AC 250 V

Relay output, switching current

5 (4) A

Triac outputs, number

4

Triac outputs

PWM, 3-Point

Triac output, switching voltage

AC 24 V

Triac output, switching current

0.5 A

Electric reheater relay

0

Mounting

On DIN rail, With screws

Mounting location

Ceiling voids with cover, Fan coil, Panel

Degree of protection

IP20

Dimensions (W x H x D)

113 x 167 x 62 mm

Product conformity

eu.bac certified