Connecting
6.5 Signaling contact
SCALANCE X-300
Operating Instructions, 10/2010, A5E01113043-10
135
6.5 Signaling contact
6.5.1 Signaling contact 24 to 48 V
Signaling contact 24 to 48 V DC
● The signaling contact is connected to a 2-pin plug-in terminal block.
The signaling contact can be subjected to a maximum load of 100 mA (safety extra-low
voltage SELV, 24 V DC).
Table 6- 8 Pin assignment of the 24 V DC signaling contact
Pin number Assignment (example)
Pin 1 F1
Pin 2 F2
CAUTION
Laying the connecting cables of the signaling contact with the XR-300M EEC
To improve the EMC properties (surge protection), the two connecting cables of the
signaling contact should be laid together.
CAUTION
Laying the connecting cables of the signaling contact with the X-300EEC
To improve the EMC properties (surge protection), the two connecting cables of the
signaling contact should be laid together.
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