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6 Programless Communications
6-7-2
Switch Settings and Wiring
Before you attach the CJ1W-CIF11 to the CJ1W-SCU22, turn OFF pin 4 on the DIP switch on the back
of the CJ1W-CIF11 and turn ON the rest of the pins.
Pin No.
1
None
2
4-wire
3
4-wire
4
---
5
RS control disabled. (Signal
always received.)
6
RS control disabled. (Signal
always sent.)
Wire the CJ1W-CIF11 to the E5CD Controllers as shown below.
CJ1W-CIF11
RDA-
RDB+
Shield
Note: 1 The maximum transmission distance is 50 m.
2 For wiring methods, refer to Appendix G CJ1W-CIF11 RS-422A Converter in the SYSMAC CJ series
Programmable Controller Operation Manual (Cat. No. W393).
6-7-3
PLC Setup
Set up communications on the CJ1W-SCU22 to enable communicating with the E5CD Controllers.
PLC operation will stop during the setup procedure. Make sure that this will not create any problems in
the controlled system.
Connecting to the PLC
(1) Connect the computer to the NJ101-1000 with a USB cable and then start the Sysmac
Studio.
(2) Select Controller − Communications Setup from the menu bar.
6 - 50
OFF
Terminating resistance on
both ends
2-wire
2-wire
---
RS control enabled.
RS control enabled.
FG
B(+)
13
14
A(−)
Shield
E5CD
No.0
E5@D Digital Temperature Controllers Communications Manual (H225)
ON
Terminating resistance
selection
2-wire or 4-wire selection
Same as above.
Spare
RS control selection for RD
RS control selection for SD
B(+)
B(+)
13
13
14
14
A(−)
A(−)
Shield
E5CD
E5CD
No.1
No.2
Setting
Terminating resistance
120 Ω (1/2 W)
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