REPLACEMENT OF MELSECNET (II) AND /B (PLC TO PLC NETWORK)
2 - 71
2
: Can be used, × : Cannot be used
*1 CPU modules of the following version or later when the target station is the A2UCPU(S1), A3UCPU, A4UCPU, or
A2USCPU(S1)
•
A2UCPU(S1), A3UCPU, A4UCPU: Version AY (manufactured in July 1995) or later
•
A2USCPU(S1): Version CP (manufactured in July 1995) or later
Instruction Name
Execution
station
Description
Target
station
QCPU QCPU
QnA/
QnA-
SCPU
AnU/
AnUS(H)
CPU
ZNRD
Other
station word
device read
[A-compatible instruction]
Reads CPU device data on target stations of target network No.
*1
AnACPU
AnNCPU
ZNWR
Other
station word
device write
[A-compatible instruction]
Writes data to CPU device on target station of target network
No.
*1
AnACPU
AnNCPU
CPU
Network module
CPU
Network module
Word device
2594
ZNRD
Word device
2594
Channel 1
* Fixed
CPU
Network module
CPU
Network module
Word device
361
ZNWR
Channel 2
* Fixed
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