Siemens SCALANCE XF200 - Power Supply Requirements

Connecting up
5.2 Power supply
SCALANCE X-200
44 Operating Instructions, 03/2015, C79000-G8976-C284-06
5.2
Power supply
5.2.1
Power supply via terminal block
Power supply
The power supply is connected via a 4-pin plug-in terminal block that ships with the device.
● The power supply can be connected redundantly.
– Both inputs are isolated.
– No load distribution.
– The power supply unit with the higher output voltage supplies the device alone.
● Power: 24 VDC
● Cable cross section for X-200: 2.5 mm
2
● Cable cross section for XF-200: 1.5 mm
2
● The power supply is connected over a high resistance with the enclosure to allow an
ungrounded set up.
● The power supply is non-floating.
● The signal cables of the electrical Ethernet interfaces are floating.
The following table shows the pin assignment:
Pin no.:
Assignment
1 L1: 24 VDC
With TS devices:
L1: 12 to 24 VDC
2 M1
3
M2
4 L2: 24 VDC
With TS devices:
L2: 12 to 24 VDC
Note
Special features with X208PRO and the IRT-PRO devices
Note the special requirements for the power supply for the devices in the following sections.