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Ports/interfaces
Interface to room unit
KNX / EIB bus
Cable connections
Housing
protection standard
Protection class
Ambient conditions
Standards and directives
Dimensions
Weight
Reference documentation
10/16
Siemens
Building Technologies
Number of room units connectable
Interface type
for room unit
for ETS3 Professional / ACS
PPS2 baud rate
Baud rate on KNX / EIB bus
Interface type
Transceiver
Bus current
Baud rate
Bus topology
Connection terminals for signals and power supply
(plug-in screw terminals)
KNX / EIB bus connection terminals
(plug-in screw terminals)
Single cable lengths
Signal inputs D1, D2
Measured value input B1
AC24 V triac outputs , Y1 ... Y4
Relay outputs Q14, Q24, Q34, Q44
Interface to room unit
Cable type
KNX / EIB bus
Cable type
Tool connecting cable
Protection standard to EN 60529
Suitable for use in systems with protection class I or II
Normal operation
Temperature
Humidity
Transport
Temperature
Humidity
Product safety
Automatic electronic controls for
household and similar use
Electromagnetic compatibility
Immunity (industrial & domestic)
Emissions (domestic)
Home and Building Electronic Systems (HBES)
Electronic individual zone control equipment
compliance
Meets requirements of EMC Directive
Low Voltage Directive
C-Tick conformity (EMC)
Konnex compliance
eu.bac: Meets the requirements for eu.bac
certification
Reduction of hazardous substances
See dimension diagrams
excluding packaging
including packaging
Building Services Management Manual – Fundamental principles, and ... – Applications
Zentralverband Elektrotechnik- und Elektronikindustrie e.V. (ZVEH) (Central association for the
electrical and electronic engineering industry), Stresemannallee 19D-60596 Frankfurt a. M, Germany.
RXB21.1, RXB22.1 Room controllers
1
PPS2
KNX / EIB bus
4.8 kbit/s
9.6 kbit/s
KNX / EIB (electrically isolated)
TP-UART
5 mA
9.6 kbit/s
Refer to KNX / EIB manual
(Reference documentation, see below)
Solid or stranded conductors
2
0.25 ... 2.5 mm
or 2 x 1.5 mm
Solid or stranded conductors 2 x max.1.0 mm
e.g. YCYM 2x2x0.8
For field devices, see also the RXB & RXL
installation guide, CM110381
Max. 100 m with diameters 0.6 mm
Max. 100 m
Max. 100m where A 1.5 mm
Depends on load and local regulations
Max. 115 m where A= 0.75 mm
(including connecting cable for tool)
4-core, twisted pair, unscreened
Max. 500 m
Refer to KNX / EIB manual
(see "Reference documentation" below)
Max. 3 m
IP30 with terminal cover fitted and
wall mounted without DIN rail
IP20 for all other mounting arrangements
Class 3K5 to IEC 60721-3-3
0 ... 50 °C
< 85 % rh
Class 2K3 to IEC 60721-3-2
– 25 ... 65 °C
< 95 % rh
EN 60730-1
EN 60730-1
EN 60730-1
EN 50090-2-2
EN 15500
2004/108/EG
2006/95/EG
AS/NZS 61000-6-3
Certified
License numbers 20856, 20853
as per the product list at:
http://www.eubaccert.org/licences-by-
criteria.asp
2002/95/EC
0,640 kg
0.670 kg
2
2
2
2
CM2N3873en_06
02 Apr 2010
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