User's Manual

6 Maintenance

Page 41

- When the power supply module is exchanged, ensure the address, which can

be adjusted by means of the rotary address switch (see following illustrations),

has been set correctly according to the illustration on the labels and/ or the

following table:

Positions of PSU address switch:

PSU 1: 0

PSU 2: 1

figure 6-4 Rotary address switch, location on PSU

- Insert the new plug-in module until the stop by pressing down the spring of the

locking device.

- Reconnect mains by re-connecting the IEC power connector.

Rotary address switch