Installation
20
Operating Manual XCx 300 / 500 / 540 Version 09/08
Figure 11: Connecting the voltage supply XCx 500 and XCx 540
If no shield rail is used the metal carrier board can be connected to
ground (PE) at a central point (1).
The earthable point (2) on the back of the device can be connected if
required using an M4 machine screw with a toothed lock washer.