Mitsubishi Electric MELSEC iQ-R Series - Chapter 6 Access Route Settings; Accessible Ranges and Setting Data for each Frame; Frame

6 ACCESS ROUTE SETTINGS
6.1 Accessible Ranges and Setting Data for Each Frame
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6 ACCESS ROUTE SETTINGS
This chapter explains the accessible range of each frame of MC protocol and data to specify the access target.
6.1 Accessible Ranges and Setting Data for Each
Frame
The accessible range of each frame and the data items to set an access route are as shown below.
4C frame
Accessible range of 4C frame
The following ranges can be accessed.
4C frame is supported by multiple CPU system. (Page 461 Compatibility with Multiple CPU Systems)
Message format (Setting example for accessing connected station (host station))
■Data communication in ASCII code (Format 1 to Format 4)
■Data communication in binary code (Format 5)
Setting data
Set the following items.
Item Description Reference
Station No. Specify the station to be connected from an external device. Page 50 Station No.
Network No. Specify the network No. of an access target. Page 52 Network No., PC No.
PC No. Specify the network module station No. of an access target.
Request destination
module I/O No.
• When accessing a multidrop connection station via network, specify the start input/output
number of a multidrop connection source module.
• Specify the CPU module of the multiple CPU system and redundant CPU system.
Page 55 Request destination module
I/O No., request destination module
station No.
Request destination
module station No.
When accessing a multidrop connection station via network, specify the station No. of an
access target module.
Self-station No. At the time of m:n multidrop connection, specify the station No. of a request source external
device.
Page 59 Self-station No.
External device
Multidrop connection
Multidrop connection
Network
No.1
Network
No.n
(Relay station)
Connected station
(Host station)
:Accessible target station
30 H 30 H
00
30 H 30 H
00
46 H 46 H
FF
30 H
33 H
03
46 H 46 H
FF
30 H 30 H
00
30 H 30 H
00
Network
No.
Request destination
module station No.
Request destination
module I/O No.
Self-station No.
Station No. PC No.
00 H 00 H FF H
FF H
03 H 00 H 00 H
Network
No.
Request destination
module I/O No.
Request destination
module station No.
Self-station
No.
PC
No.
Station
No.