Hardware Installation; Nk8237 Hardware Installation - Siemens NK8237 MP4.40 Installation, Function & Configuration, Commissioning

5

Hardware Installation

5.1

NK8237 Hardware Installation

X101: 1 output
X1: USB, not used
Top view
Bottom view
Building Technologies
Fire Safety & Security Products
There are various possible NK8237 installation scenarios. Namely:
1. Installation of NK8237 in existing cabinets
a. DIN-rail mounting (typical) in plastic housing.
b. Mounting of the NK8237 board in the control unit housing using card
holders (NKA8011-A1 required).
2. Installation of a complete NE8000 cabinet including the NK8237 unit
The installation must be carried out by technically qualified personnel.
Installation
1. Install the NK8237 unit on the DIN rail.
2. Connect fire subsystems on the Ethernet line.
3. Connect the Modbus serial device line or the Modbus station Ethernet line.
4. If used, connect the power supply supervision module DF8090.
5. Connect power supply. See Fig. 10 p. 18 if using a DF8090 supervision module.
Do not connect or disconnect any device when the device is powered on!
X102: 3 inputs
X2: Ethernet 2
Fig. 8 NK823x electrical interfaces (top view)
COM 1 (in place of
Fig. 9 Serial RS232-interfaces (bottom view)
Back
X104: RS485
(in place of COM1)
3 2 1 6 ... 1 8 ...
X3: Ethernet 1
X104)
Back
048_DMS_NK8237_ICC_MP4.40_A6V10316241_a_en.doc
Hardware Installation
X105: RS485
(in place of COM2)
1 2 1 2 1
X103: Power Supply
COM 2 (in place of
X105)
17
06.2011