CAUTION: DO NOT RUN SIGNAL WIRING IN THE SAME CONDUIT OR
CHASE AS THE POWER WIRING. ERRATIC OPERATION OR DAMAGE TO
THE CONTROL CIRCUITRY WILL RESULT.
WIRING FOR OPTION 992, 993, 995, 996 SERIAL COMMUNICATIONS
May, 2013 Page 11 of 52 949-1194 Rev. 7
10
9
8
7
27 28
29
30
31
32
20
1
9
1
8
1
7
*For half-duplex operation wire only A and B. Do not connect to Y and Z.
Options 992, 996
DIP Switch Positions*
Half Duplex* Full Duplex
1 2 3 4 5 6
1 2 3 4 5 6
1 2 3 4 5 6 7 8 9 10 11 12 13
14 15 16 17 18 19 20 21 22 23 24 25
DATA IN 30
DATA OUT 32
DATA GROUND 31
PIN DESCRIPTION
1 SHIELD
2 TRANSMIT
3 RECEIVE
4 RTS
5 CTS
PIN DESCRIPTION
6 DSR
7 GROUND
8 DCD
20 DTR
DB-25 WIRING
(VIEWED FROM WIRE SIDE)
1 2 3 4 5
6 7 8 9
RS-232 DB-9 WIRING
(VIEWED FROM WIRE SIDE)
PIN DESCRIPTION
1 DCD
2 RECEIVE
3 TRANSMIT
4 DTR
5 GROUND
6 DSR
7 RTS
8 CTS
DATA OUT 32
DATA IN 30
DATA GROUND 31
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