GE 90-30 PLC Series Installation And Hardware Manual page 374

C
Cable Diagrams
The cable diagrams below are referred to as Cables A–E from the system configurations in the
previous figures. These diagrams show the principles for constructing your own cables and can be
modified to fit your specific application.
Figure C-6. Cable A; RS-232 CMM To Converter
Figure C-7. Cable B; RS-422 CMM To Converter
C-8 Series 90-30 PLC Installation and Hardware Manual – August 2002
PIN
TD 2
RD 3
RTS 4
CTS 5
DCD 8
SERIES 90
DTR 20
CMM
GND 7
PORT
SHLD 1
1 OR 2
25- PIN 25- PIN
FEMALE MALE
PIN
SD (A) 9
SD (B) 21
RD (A') 13
RD (B') 25
12
SERIES 90
RTS (A) 24
CMM
CTS (A') TERM 10
*
PORT
RTS (B) TERM 11
1 OR 2
CTS (B') 22
GND 23
SHLD 7
1
25- PIN 25- PIN
FEMALE MALE
TERMINATE CONNECTION: ON THE CMM, INSTALL JUMPER TO CONNECT INTERNAL 120 OHM RESISTOR.
*
ON THE ISOLATED REPEATER/CONVERTER, INSTALL 150 OHM RESISTOR (SUPPLIED).
J2
SW
PIN
3 RD
2 SD
4 RTS
5 CTS
7 GND
ISOLATED
REPEATER/
CONVERTER
(BRICK)
25- PIN 25- PIN
MALE FEMALE
J2
SW
PIN
16 RD (A')
17 RD (B')
15 SD (A)
14 SD (B)
19 RTS (B)
18 CTS (B')
ISOLATED
TERM
10 RTS (A)
REPEATER/
TERM
12 CTS (A')
CONVERTER
11 GND
(BRICK)
13
*
7
25- PIN 25- PIN
MALE FEMALE
a44929
J1
ON
a44930
J1
ON
GFK-0356Q