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6 Programless Communications
6-9
Connecting to MELSEC-FX-series
PLCs
6-9-1
Configuration and Procedure
The following configuration is used as an example in giving the setup and application procedures for
programless communications.
• All of the E5CD Controllers must be the same model. (Copying parameter settings is not possible if
the models are different.)
• D0 to D89 are used in the PLC memory. The default E5CD parameter allocations are used.
• A USB A/mini-B cable is used.
Terminating resistance switch
330 Ω
S et t o 110 Ω .
OPEN
110 Ω
Commercially
available USB
cable
IBM PC/AT or compatible
GX Works2
Programming
Software
Note: Refer to the GX Works2 Installation Instructions (BCN-P5713 ) for information on installing the GX Works2
and to the GX Works2 Version 1 Operating Manual (Common) (SH-080779ENG) for information on installing
the USB driver.
The application procedure is given below.
START
Wire the network.
Set up the PLC.
Set up the E5@D Controllers.
Check operation.
END
6 - 66
FX3U-485ADP-MB
FX3S
USB port
Wire the FX3U-485ADP-MB to the E5CD Controllers.
Use GX Works2 to set up communications on the FX3U-485ADP-MB
to enable communicating with the E5CD Controllers.
Set up programless communications in the E5CD Controllers.
Use GX Works2 to confirm that programless communications are operating.
E5CD
E5CD
No.0
No.1
RS-485
E5@D Digital Temperature Controllers Communications Manual (H225)
E5CD
No.2
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