Mounting and connection
4.2 Mounting and connecting the OP 73micro
OP 73micro, TP 177micro (WinCC flexible)
Operating Instructions, 09/2007, 6AV6691-1DF01-0AB0
43
Wiring diagram
1
3
3
8
7
2
6
5
4
Figure 4-3
Installing the equipotential circuit
①
Chassis ground terminal on the HMI device (example)
②
Equipotential bonding conductor cross-section: 4 mm
2
③
Cabinet
④
Equipotential bonding conductor cross-section: min. 16 mm
2
⑤
Ground terminal
⑥
Cable clamp
⑦
Voltage bus
⑧
Parallel routing of the equipotential bonding conductor and data cable
See also
Electromagnetic compatibility (Page 23)