Omron CJ - 08-2008 Operation Manual page 717

CJ1W-CIF11 RS-422A Converter
Mounting to the Unit
Mount the Converter to the RS-232C port (D-Sub, 9-pin) of the Unit to be connected in the following way.
1. Align the Converter's connector with that of the Unit and push it into the Unit's connector as far as possible.
2. Tighten the mounting screws on either side of the Converter. (Tightening torque: 0.3 N ⋅ m.)
As an example, connection to a CJ1 CPU Unit is shown below.
Wiring Example (CJ1M CPU Units Connected via Serial PLC Link)
CJ1M CPU Unit (master)
CPU Unit's
RS-232C port
RS-422A
Converter
(CJ1W-CIF11)
Wiring for Four-wire Cable
CJ1M CPU Unit
(master)
NT-AL001
DIP Switch Settings
SW1 Not used. (ON) ON
SW2 ON
Terminating resistance
SW3 Two-wire/four-wire OFF
SW4 Two-wire/four-wire OFF
SW5 Transmission Mode OFF (Always send)
SW6 Transmission Mode OFF (Always send)
CJ1M CPU Unit (slave 0)
CPU Unit's
RS-232C port
Serial PLC Link
CJ1M CPU Unit
(slave 0)
ON
OFF
(four-wire)
OFF
(four-wire)
OFF
OFF (sends when CS is "H")
ON (sends when CS is "L")
CJ1M CPU Unit (slave 1)
RS-422A
Converter
(CJ1W-CIF11)
CJ1M CPU Unit
(slave 1)
ON (
OFF
(four-wire)
OFF
(four-wire)
OFF
OFF (
ON (
Appendix G
CPU Unit's
RS-232C port
RS-422A
Converter
(CJ1W-CIF11)
CJ1W-CIF11
DIP Switch Settings
with)
SW1
(four-wire)
SW2
(four-wire)
SW3
SW4
without)
SW5
with)
SW6
Terminating resistance
Two-wire/four-wire
Two-wire/four-wire
Not used.
RD control
SD control
669