Chapter 6 - Connecting pow er supply and relay contact
18
TH LINK PROFINET - Installation Manual
6
Connecting power supply and relay contact
Electrical voltage
Only qualified electricians are allowed to work on the
electrical equipment.
Danger due to incorrect earthing
Incorrect device earthing may cause injury to personnel or
damage the device. Ensure correct and proper earthing of
the device.
Note
Reverse polarity in the power supply can damage the
device. Make sure the power supply is connected with
correct polarity.
Figure 4: Terminal strip for power supply on the device
1. Connect the cable of a 24 V power supply and the earth
conductor (earth terminal) to the terminal strip on the device. The
terminal strip can be plugged and lifted out for installation using
a screwdriver.
2. Connect the cable of the circuit that should be closed by the
relay contact to the terminal strip on the device.
