Mounting and connecting the device
3.4 Connecting the device
Unified Comfort Panels
Operating Instructions, 03/2020, A5E46641217-AA
43
Wiring diagram
The following figure shows the connection of the equipotential bonding using the MTP1900
Unified Comfort as an example and similarly applies to the other Unified Comfort HMI
devices.
①
Control cabinet
②
Equipotential bonding cable, 4 mm
2
③
Equipotential busbar for equipotential bonding cables, grounding connection and shield support
of the data cables
④
PROFINET data cable
⑤
Shield of the PROFINET data cable, connected to the equipotential busbar
⑥
Cable clip
⑦
Ground bar, 16 mm
2