Siemens SIMATIC ET 200S - Installing the interface module

Installation
4-5
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Tool required
3 mm screwdriver
Installing the interface module
1. Hang the interface module on the rail.
2. Tip the interface module back until you hear the locking mechanism engage.
2
1
Figure 4-2 Installing the interface module
Removing the interface module
The interface module is wired, and the terminal modules are on the right:
1. Switch off the supply voltage on the interface module.
2. Disconnect the wiring and the bus connector on the interface module.
3. Use a screwdriver to push the locking mechanism on the interface module
down until the mechanism stops, and move the interface module to the left.
Note: the locking mechanism is under the interface module.
4. With the locking mechanism depressed, tip the interface module so that it
comes off the rail.