Installation
5.2 Installing a switch
SCALANCE X-300
Operating Instructions, 10/2010, A5E01113043-10
101
5. Connect the cable for the signaling contact to the appropriate terminal block.
6. Insert the terminal blocks into the sockets on the IE Switch X-300.
Note
Standard rail mounting of the IE Switch X-300EEC
The IE Switch X-300EEC can only be mounted on an S7-300 standard rail using a
commercially available adapter.
Figure 5-3 Installing an IE Switch X-300 on a SIMATIC S7-300 standard rail
CAUTION
Grounding of the X-300EEC
The device is grounded via the bolts in the floor of the housing.
On the X-300EEC with power supply 100...240 V AC, you must always connect
protective ground via the bolts on the bottom of the device housing.
Uninstalling
To remove an IE Switch X-300 from the SIMATIC S7-300 standard rail, follow these steps:
1. Disconnect all connected cables.
2. Loosen the screws on the underside of the standard rail and lift the IE Switch X-300 away
from the rail.
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