GE 90-30 PLC Series Installation And Hardware Manual page 420

I
SNP Multidrop Examples
Figure I-3. Connecting CPU and APM to Programmer with IC690CBL714A Cable
Conn. B
Conn. A
RS-232/422
Converter
Figure I-4. Multidrop Arrangement for Series 90-70 TMR Redundant System
I-4 Series 90-30 PLC Installation and Hardware Manual – August 2002
Conn. B
Series 90-30 PLC
CPU
PS
Conn. A
IC690CBL714A Cable
IC690ACC90
Serial Cable
Conn. B
PLC A
C
P
U
IC690CBL714A
Conn. C
Conn. C to APM Comm. Port
APM
Conn. C
PLC B
C
P
U
IC690CBL714A
Conn. A
PLC C
C
P
U
GFK-0356Q