1.2 Communication Functions Supported by Each Port
1.2.1 Applications that can be Used in Each Port
Unit type
Communication
port
COM0
COM1
COM2
(Note 1) In MEWTOCOL7-COM, there is no master communication function.
1.2.2 Types of Communication Cassette
Types of communication cassette
Model no.
AFP7CCS1
AFP7CCS2
AFP7CCM1
AFP7CCM2
AFP7CCS1M1
(Note 1) For AFP7CCS2, select and use either 3-wire 2-channel RS-232C or 5-wire 1-channel RS-232C. Switching
should be performed using a switch on the Communication Cassette.
(Note 2) For AFP7CCM1 and AFP7CCM2, select and use either RS-422 or RS-485. Switching should be performed
using a switch on the Communication Cassette.
(Note 3) For AFP7CCS1M1, both 1-channel RS-485 and 3-wire 1-channel RS-232C can be used.
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1.2 Communication Functions Supported by Each Port
MEWTOCOL7-COM
MEWTOCOL-COM
PLC link
Master
○ (Note 1)
●
○ (Note 1)
○ (Note 1)
Communication interface
1-channel RS-232C
3-wire 2-channel RS-232C
5-wire 1-channel RS-232C
1-channel RS-422 / RS-485
2-channel RS-422 / RS-485
1-channel RS-485
3-wire 1-channel RS-232C
MODBUS-RTU
Slave
Master
●
●
●
●
●
●
General-purpose
communication
Slave
●
●
●
●
●
●
Communication ports that
can be allocated
COM.1
COM.2
●
●
●
●
●
●
●
●
●
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