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CMK2000
8 A5E36847555A/001, 11/2015
Connecting CMK2000 to the KNX bus
red (+)
black (-)
Recommended bus
cable:
YCYM (2 x 2 x 0.8
mm
2
)
J-Y(ST)Y (2 x 2 x 0.8
mm
2
)
Note
Only the red-black core pair is used; the white-yellow
core pair is not connected.
Do not connect the shield of the KNX cable.
Only KNX-certified bus cables may be used.
NOTICE
Do not use electrically conductive objects such as
screwdrivers to lever out the KNX terminal. Otherwise
there is a danger that the two KNX pins may short-circuit.
Technical specifications
Power supply
Supply voltage 24 V DC (19.2 V ...
28.8 V), external, SELV
Power loss, maximum
1.1 W
Current consumption,
maximum
0.04 A
Interfaces
Maximum transmission rate
100 Mbps
Protocols EIB/KNX,
TCP/IP
LOGO! communication
Yes
Ambient conditions
Ambient temperature in
operation
Horizontal installation
0 °C ... 55 °C
Vertical installation
0 °C ... 45 °C
Ambient temperature during
storage and transport
-40 °C ... +70°C
Relative air humidity during
operation and storage
10 % ... 95 % at 25 °C, no
condensation
Maximum height above sea
level
2000 m
Mechanical specifications
Weight
Approx. 0.14 kg
Degree of protection
IP20
Dimensions (W x H x D) 71.5 mm x 90 mm x 58.5
mm
EMC
Interference emission
(residential areas)
According to EN 61000-6-
3
Immunity (industrial areas) According to EN 61000-6-
2
Standards, approvals, certificates
CE marking
Yes
UL approval
Yes
cULus Yes
Additional documentation
For additional information (e.g. on configuration and
commissioning), please refer to the operating
instructionsSupport homepage
(http://support.automation.siemens.com
).
ETS product database
The product database and the operating instructions for the
CMK2000 KNX LOGO! module can be downloaded as a
knxprod file as from ETS 4.
http://www.siemens.com/gamma-td (search text: "LOGO")
Siemens Industry Online Support
Support homepage (http://support.automation.siemens.com)
CMK2000
A5E36847555A/001
, 11/2015
Siemens AG
Division Digital Factory
Postfach 48 48
90026 NÜRNBERG
GERMANY
8


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