8.3 Connection with MELSEC
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8.3 Connection with MELSEC
This section explains master communications with MELSEC Controller.
8.3.1 System Configuration
MELSEC data is referenced from the MP920 by connecting the RS-232C port and the Ether-
net port of the MELSEC Controller (manufactured by Mitsubishi Electric Corporation) to
the MP920 217IF (CN2) and 218IFA respectively.
The engineering environment is provided by connecting the MPE720 Programming Device
to the RS-232C port (CN1) of the 217IF.
8.3.2 Cable Specifications
Connection Cables for MELSEC Controller
AJ71
UC24
AJ71
E71
CPU
MELSEC MP920
MELSEC
Ethernet
PS PS-01 CPU-01 217IF 218IFA
Programming Panel
MELSEC
GPP
MELSEC
RS-232C
Engineering
MPE720
CN2
CN1
RUN
ERR
TRX1
TRX2
TRX3
CN3
217IF
RS232/422
MELSEC
MELSEC