Omron NS - SETUP - Page 287

Appendix 3 Using NS-AL002 Converters
A-27
 Example of Recommended Wiring
CPU Rack
FG
RS-422A/485
NS-AL002
PT
PT
PT
LG
GR
FG
FG
CPU Unit or
Communi-
cations Unit
Power
supply
Unit
FG
PT
PT
PT
LG
GR
FG
FG
CPU Rack
Power
supply
Unit
Signal line
Signal line
Figure (a) Figure (b)
NS-AL002
NS-AL002
NS-AL002
NS-AL002
NS-AL002
RS-422A/485
CPU Unit or
Communi-
cations Unit