Siemens SIMATIC HMI OP 73micro User Manual

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
87
2
65
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)

Siemens SIMATIC HMI OP 73micro Specifications

General

Brand	Siemens
Model	SIMATIC HMI OP 73micro
Category	Control Panel
Language	English