Siemens SIMATIC ET 200M Operating Instructions Manual page 86

Connecting
5.4 Wiring the power supply and modules
Preparing the signal module for operation
Table 5- 4 Preparing the signal module for operation
Step
1. Press down the unlocking button on the top of the
module and, at the same time, push the front
connector into its operating position on the module.
When the front connector reaches its operating
position, the unlocking button will snap back into
the locking position.
2. Close the front door.
3. Enter the addresses for identifying the individual channels on the labeling strip.
4. Slide the labeling strip into the guides on the front door.
—
1a
Note
When the front connector is put in its operating position, a front connector encoding device
engages. The front connector then only fits this type of module.
84
20-pin front connector
1
2
40-pin front connector
Tighten screws to bring front connector to its operating
position.
Operating Instructions, 12/2008, EWA-4NEB780600602-08
ET 200M