For Use At Melsecnet/H Remote I/O Station - Mitsubishi QJ71C24/-R2 User Manual

2 SYSTEM CONFIGURATION AND AVAILABLE FUNCTIONS

2.5 For Use at MELSECNET/H Remote I/O Station

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This section describes the use of the Q series C24 at a MELSECNET/H remote I/O
station.
It is not necessary to read this section if the Q series C24 is used with the QCPU.
(1) System configuration
(Example)
(Remote master station)
QJ71
QCPU
LP21
-25
MELSECNET/H
Remote I/O network
(2) Available functions
The following table indicates the functions that can be used when the Q series
C24 is mounted on a MELSECNET/H remote I/O station.
Communications using the MC protocol
PLC CPU monitoring (PLC CPU monitoring function)
Communications using non procedure protocol
Data reception by interrupt program
PLC CPU monitoring (PLC CPU monitoring function)
Communications using the bidirectional protocol
Data reception by interrupt program
Communications using dedicated instructions
Communications via public line, etc. (modem function)
Remote password check
DC code control (including Xon/Xoff control)
Transmission
Control
DTR/DSR (ER/DR) control
Communications protocol switching
Independent/linked operation of each interface
Initial setting and monitoring/testing of setting values by the utility package
Connecting the GX Developer
(Remote I/O station)
QJ72
QJ71
LP25
C24
-25
External device
QJ72
LP25
-25
(Remote I/O station)
Function
MELSEC-Q
Availability
1
( )
2
( )
2
( )
3
( )
4
( )
(See (4))
: Available : Not available
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