Connecting Up; Power Supply; Power Supply 24 Vac - Siemens SCALANCE XB-000 Operating Instructions Manual

Connecting up

5.1

Power supply

The power supply is connected via a plug-in terminal block with three terminals on the
underside of the SCALANCE XB-000. The functional ground can be connected to the
grounded DIN rail. It does not need to be connected for problem-free operation. The power
supply is non-floating.
Note
The device can be disconnected from the power supply with the terminal block.
5.1.1

Power supply 24 VAC

You can operate the following devices as of a certain hardware version (Page 49) with a 24
VAC power supply
● XB004-1
● XB004-1LD
● XB005
The following figure shows the position of the power supply and the assignment of the
terminal block.
Pin number
Pin 1
Pin 2
Pin 3
SCALANCE XB-000
Operating Instructions, 12/2015, A2B00077300-06
Assignment
Functional ground
M (24 VAC, 50/60 Hz)
L+ (24 VAC, 50/60 Hz)
5
41