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Series 90–70 Remote I/O Scanner User’s Manual – July 199240
SNP Multidrop with WSI Board in Workmaster II
RECOMMENDED CABLE
TYPES, BELDEN #9505 OR
#9832 (FIVE PAIR TWISTED)
WIRE PAIRS MUST BE
CONSISTENT THROUGHOUT
LENGTH OF NETWORK.
OEM MUST GUARANTEE
THERE IS NO MORE THAN A
" 7 VOLT COMMON MODE
VOLTAGE BETWEEN PANELS.
**
*
*
*
1
7
15
14
16
17
13
12
11
10
1
7
15
14
16
17
13
12
11
10
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
PIN
25– PIN
FEMALE
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
PIN
25– PIN
MALE
1
7
15
14
16
17
13
12
11
10
PORT
WORKMASTER II
WSI
SERIAL/
PARALLEL
PORT
FOR INFORMATION ON MULTIDROP
CONFIGURATIONS, REFER TO THE
SERIES 90 PLC SNP
COMMUNICATIONS DRIVER
USER’S MANUAL (GFK–0585).
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
37
1
27
26
35
34
31
30
33
32
115
VAC
SHIELDED
TWISTED PAIRS
7
16
17
15
14
11
10
13
12
18
19
9
8
7
16
17
15
14
11
10
13
12
23
22
a44855
PIN PIN
J1 J2
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
PIN
15– PIN
MALE
1
7
10
11
12
13
6
14
15
8
SHIELDED
TWISTED PAIRS
PIN
25– PIN
FEMALE
1
7
15
14
16
17
13
12
11
10
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
PIN
25– PIN
MALE
PLC/CPU
PANEL
PORT
SERIES 90
PLC
37– PIN
FEMALE
PIN
37– PIN
MALE
37
1
27
26
35
34
31
30
33
32
SHLD
0V
SD ( A )
SD ( B )
RD ( A’ )
RD ( B’ )
CTS ( A’ )
CTS ( B’ )
RTS ( A )
RTS ( B )
PIN PIN
1
7
15
14
16
17
13
12
11
10
REMOTE
PANEL
PIN
15– PIN
MALE
1
7
10
11
12
13
6
14
15
8
SERIES 90
REMOTE I/O
SCANNER
LAST
REMOTE
PANEL
PIN
15– PIN
MALE
1
7
10
11
12
13
6
14
15
8
SERIES 90
REMOTE I/O
SCANNER
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
RS–422 ISOLATED
REPEATER
(IC655CCM590)
UP TO A
MAXIMUM OF
4,000 FEET
(1,200 METERS)
UP TO MAXIMUM OF 50 FEET (15.2 METERS)
220 OHM–1/4 WATT–5%
RESISTORS.
*
1.
2.
3.
4.
*
*
**
*
120 OHM RESISTORS.
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
PIN
25– PIN
FEMALE
SHLD
0V
RD ( A’ )
RD ( B’ )
SD ( A )
SD ( B )
RTS ( A )
RTS ( B )
CTS ( A’ )
CTS ( B’ )
PIN
25– PIN
MALE
1
7
15
14
16
17
13
12
11
10
PORT
1
7
15
14
16
17
13
12
11
10
Typical Wiring Diagram