Figure 3: Ground-Lug Screw
7.
Attach the other end of the ground wire to a grounded bare metal surface, such as a ground bus, a grounded
DIN rail, or a grounded bare rack.
The expansion module must be grounded separately. Note that this is an EMC ground not a safety ground,
unlike the one on the main chassis.
Caution
Connecting the Power Converter to an AC Power Source
These sections describe the steps required to connect the power converter to an AC power source:
Preparing the AC Power Connection
To connect the power converter to an AC power source, you need an AC power cord. Power cord connector
types and standards vary by country. Power-cord wiring color codes also vary by country. You must to have
a qualified electrician select, prepare, and install the appropriate power cord to the power supply.
Use copper conductors only, rated at a minimum temperature of 167°F (75°C).
Note
Switch Installation
12
Switch Installation
Connecting the Power Converter to an AC Power Source