Siemens Simatic S7-400 - Page 265

Assembling and Installing Systems
A-25
S7-400 and M7-400 Programmable Controllers, Installation Manual
C79000-G7076-C424-01
CR
CP
Î
Î
Î
Shield bus
Outer shield
connected
to ground
clamp
Monitor with
separate
electronic
ground and
housing
ground
Figure A-6 Shielding and Grounding with a Great Distance between Monitor and Programmable
Controller
www.PLCworld.cn
长沙工控帮教育科技有限公司整理
www.gkbpx.com