Siemens NK8237 MP4.81-02 Installation, Configuration And Commissioning page 24

For sinteso and cerberus pro fire detection systems
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Hardware installation
5
NK8237 hardware installation
24
Building Technologies
CPS Fire Safety
Top view
1
NK8237 electrical interfaces (top view)
Item
Name
1
X1
2
X2
3
X3
4
X101
5
X102
6
X103
7
X104
8
X105
Bottom view
Serial RS232-interfaces (bottom view)
Item
Name
1
COM 1
2
COM 2
321 654321 87654321 21 21
3
4
5
2
Description
USB
Ethernet 2
Ethernet 1
1 output
3 inputs
Power supply
RS485 (in place of COM1)
RS485 (in place of COM2)
Description
In place of X104.
In place of X105.
6
7
8
1
2
A6V10854379_a_en
25.01.2019
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Nk8237 iec 60870-5-104

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