A-12
Series 90-30 PLC Installation and Hardware Manual
–
August 2002
GFK-0356Q
A
LAST
STATION
SD ( A )
SD ( B )
RD ( A' )
RD ( B' )
RD
RTS ( A )
RTS ( B )
CTS ( A' )
CTS ( B' )
+5V
0V
SHLD
SLAVE
STATION
15- PIN
FEMALE
SD ( A )
SD ( B )
RD ( A' )
RD ( B' )
RD
RTS ( A )
RTS ( B )
CTS ( A' )
CTS ( B' )
+5V
0V
SHLD
RD
TD
CTS
DTR
DCD
GND
SHLD
2
3
12
13
10
11
9
6
14
15
8
5
7
1
WHEN WIRING RS-422 /485 MULTIDROP CABLES REFLECTIONS ON THE
TRANSMISSION LINE CAN BE REDUCED BY CONFIGURING THE CABLE
IN A DAISY
MASTER
ALSO IT IS RECOMMENDED TO MAKE ANY NECESSARY CONNECTIONS
INSIDE THE CABLE CONNECTOR TO BE MOUNTED ON THE PLC. IT IS
NOT RECOMMENDED TO USE TERMINAL STRIPS TO OTHER TYPES OF
CONNECTORS ALONG THE LENGTH OF THE TRANSMISSION LINE.
NOTE
CHAIN FASHION AS SHOWN BE
LOW.
CONVERTER
SLAVE STATION
LAST STATION
GROUND POTENTIAL: MULTIPLE UNITS, NOT CONNECTED TO THE SAME POWER SOURCE, MUST HAVE COMMON GROUND POTENTIALS OR GROUND ISOLATION FOR PROPER
OPERATION OF THIS SYSTEM.
TERMINATION RESISTANCE FOR THE RECEIVE DATA (RD) SIGNAL NEEDS TO BE CONNECTED ONLY ON UNITS AT THE END OF THE LINES. THIS TERMINATION IS MADE ON THE
SERIES 90 PLC PRODUCTS BY CONNECTING A JUMPER BETWEEN PIN 9 AND PIN 10 INSIDE THE 15-PIN D-SHELL WITH THE FOLLOWING EXCEPTION. FOR SERIES 90-70 PLCs,
CATALOG NUMBERS IC697CPU731 AND IC697CPU771, THE TERMINATION FOR RD AT THE PLC IS IMPLEMENTED BY A JUMPER BETWEEN PIN 9 AND PIN 11.
15-PIN
FEMALE
RS-422
PORT
25-PIN
FEMALE
RS-232
PORT
IC690CBL701 OR EQUIVALENT
RS-232 SHIELDED PAIRS
POWER
SOURCE
FOR
CONVERTER
5V
0V
PIN
SERIES
90-70
CPU
RS-422
PORT
15- PIN
MALE
*
*
RS-232/RS-422
CONVERTER
(IC690ACC900)
3
2
5
20
8
7
1
PIN
25- PIN
MALE
15- PIN
MALE
PIN
DCD ( A )
DCD ( B )
RD ( A' )
RD ( B' )
SD ( A )
SD ( B )
RT
CTS ( A' )
CTS ( B' )
RTS ( A )
RTS ( B )
+5V
0V
SHLD
2
3
10
11
12
13
9
15
8
6
14
5
7
1
RS-422
MAKE CONNECTIONS
INSIDE D-CONNECTORS
*
PIN
SERIES
90-30
PS
RS-422
PORT
15- PIN
MALE
15- PIN
FEMALE
2
3
12
13
10
11
9
6
14
15
8
5
7
1
9- PIN
FEMALE
2
3
4
5
8
9
7
PIN
TD
RD
RTS
CTS
DCD
DTR
GND
RS-232
PORT
9- PIN
MALE
WORKMASTER
PLC 15-PIN CONNECTOR
SERIES 90-30 LOCATED
ON POWER SUPPLY
SERIES 90-70 LOCATED
ON THE CPU BOARD
TO OTHER PLC's
Figure A-8. Workmaster/Series 90 PLC Multidrop Connection
LAST
STATION
SD ( A )
SD ( B )
RD ( A' )
RD ( B' )
RD
RTS ( A )
RTS ( B )
CTS ( A' )
CTS ( B' )
+5V
0V
SHLD
SLAVE
STATION
SD ( A )
SD ( B )
RD ( A' )
RD ( B' )
RD
RTS ( A )
RTS ( B )
CTS ( A' )
CTS ( B' )
+5V
0V
SHLD
WHEN WIRING RS-422 /485 MULTIDROP CABLES REFLECTIONS ON THE
TRANSMISSION LINE CAN BE REDUCED BY CONFIGURING THE CABLE
IN A DAISY
MASTER
ALSO IT IS RECOMMENDED TO MAKE ANY NECESSARY CONNECTIONS
INSIDE THE CABLE CONNECTOR TO BE MOUNTED ON THE PLC. IT IS
NOT RECOMMENDED TO USE TERMINAL STRIPS TO OTHER TYPES OF
CONNECTORS ALONG THE LENGTH OF THE TRANSMISSION LINE.
NOTE
CHAIN FASHION AS SHOWN BE
LOW.
CONVERTER
SLAVE STATION
LAST STATION
GROUND POTENTIAL: MULTIPLE UNITS, NOT CONNECTED TO THE SAME POWER SOURCE, MUST HAVE COMMON GROUND POTENTIALS OR GROUND ISOLATION FOR PROPER
OPERATION OF THIS SYSTEM.
TERMINATION RESISTANCE FOR THE RECEIVE DATA (RD) SIGNAL NEEDS TO BE CONNECTED ONLY ON UNITS AT THE END OF THE LINES. THIS TERMINATION IS MADE ON THE
SERIES 90 PLC PRODUCTS BY CONNECTING A JUMPER BETWEEN PIN 9 AND PIN 10 INSIDE THE 15-PIN D-SHELL WITH THE FOLLOWING EXCEPTION. FOR SERIES 90-70 PLCs,
CATALOG NUMBERS IC697CPU731 AND IC697CPU771, THE TERMINATION FOR RD AT THE PLC IS IMPLEMENTED BY A JUMPER BETWEEN PIN 9 AND PIN 11.
15-PIN
FEMALE
RS-422
PORT
25-PIN
FEMALE
RS-232
PORT
IC690CBL702 OR EQUIVALENT
RS-232 SHIELDED PAIRS
POWER
SOURCE
FOR
CONVERTER
5V
0V
PIN
SERIES
90-70
CPU
RS-422
PORT
15- PIN
MALE
15- PIN
FEMALE
*
*
RS-232/RS-422
CONVERTER
(IC690ACC900)
RD
TD
CTS
DTR
DCD
GND
SHLD
PIN
25- PIN
MALE
15- PIN
MALE
PIN
DCD ( A )
DCD ( B )
RD ( A' )
RD ( B' )
SD ( A )
SD ( B )
RT
CTS ( A' )
CTS ( B' )
RTS ( A )
RTS ( B )
+5V
0V
SHLD
2
3
10
11
12
13
9
15
8
6
14
5
7
1
2
3
12
13
10
11
9
6
14
15
8
5
7
1
RS-422
MAKE CONNECTIONS
INSIDE D-CONNECTORS
*
PIN
SERIES
90-30
PS
RS-422
PORT
15- PIN
MALE
15- PIN
FEMALE
2
3
12
13
10
11
9
6
14
15
8
5
7
1
9- PIN
FEMALE
PIN
TD
RD
RTS
CTS
DCD
DTR
GND
RS-232
PORT
9- PIN
MALE
PLC 15-PIN CONNECTOR
SERIES 90-30 LOCATED
ON POWER SUPPLY
SERIES 90-70 LOCATED
ON THE CPU BOARD
TO OTHER PLC's
IBM-AT
(COMPATIBLE)
2
3
7
8
1
4
5
2
3
5
20
8
7
1
Figure A-9. IBM-AT/Series 90 PLC Multidrop Connection