Data Sheet for Product

Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models
as design improvements are introduced. Product or company names mentioned herein may be the trademarks of their respective owners.
© 2012 Siemens Industry, Inc.
Siemens Industry, Inc.
Building Technologies Division
1000 Deerfield Parkway
Buffalo Grove, IL 60089-4513
USA
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Document No. 154-096
Printed in the USA
Page 2
Specifications
Power Supply
Rated voltage: 24 Vdc
Bus voltage: 21 to 30 Vdc (Class 2) provided through the bus line
Power Input
Maximum 150 mW
Physical External
Interface
Application Unit
Supply voltage: 5 Vdc and/or 24 Vdc
Power intake: maximum 50 mW
Control Elements
1 mode button:
for switching between normal operating mode and addressing mode.
Display Elements
1 red LED:
for displaying normal operating mode (OFF) and addressing mode (ON).
Connections
Bus line:
Bus terminal (red–black): 20 to 18 AWG solid copper wire
(Ø 0.6 to 0.8 mm single core).
10-pin socket (PEI): for connecting an application unit
Physical Specifications Housing: plastic
Dimensions: Height × width: 4.5" × 2.7" (115 mm × 69 mm)
Mounting depth: 1.02" (26 mm)
Weight: Approximately 2.4 oz. (68 g)
Installation: mounting on NEMA-type wall boxes or data rings
minimum interior wall box size (H × W × D):
3.5" × 1.97" × 1.57" (89 mm × 50 mm × 40 mm)
Electromagnetic
Compatibility
Complies with EN 50090-2-2.
Environmental Conditions Ambient operating temperature: 23°F to 113°F (-5°C to 45°C)
Storage temperature: -13°F to 158°F (-25°C to 70°C)
Relative humidity (non-condensing): 5% to 93%
Certification KNX/EIB certificate
CE marking Complies with the EMC regulations (residential and commercial/industrial buildings),
and low voltage regulations
Ordering Information
Part Number Description
5WG11102CB03 Bus Coupling Unit-BCU1
Accessories
5WG12408CB11 Frame, DELTA profil, 2 × 4 Wall Mount, 10-pack