Mitsubishi Electric MELSEC-A Series Manual page 221

6
REPLACEMENT OF CC-LINK
Item
Offline test
Parameter registration
function
Scan synchronous
function
Standby master function
Dedicated instruction
(RIRD, RIWT, RIRCV,
RISEND, RIFR, RITO)
Send/receive instruction
(SEND, RECV, READ,
SREAD, WRITE,
SWRITE, REQ)
Remote I/O net mode
Temporary error invalid
station specify function
Online test function
Monitoring and
diagnostics
*1 Use GX Developer.
*2 Use GX Works2 or GX Developer.
Specifications
*1
AJ61QBT11/A1SJ61QBT11
The following tests can be
performed.
• Hardware test:
Standalone module operation
check
• Line test:
Module connection status
check
• Parameter check test:
Parameter setting check
The following two types of parameters are set using GX Works2
or GX Developer.
• Network parameter
• Automatic refresh parameter
Synchronous mode: Data link with scan synchronized with
sequence program is available.
Asynchronous mode: Data link not synchronized with sequence
program is available.
Data link can be continuously performed by switching to the
standby master station at the master station error.
Transient transmission to intelligent device station and local
station is available using dedicated instructions.
Data sending/receiving to/from
other station on CC-Link is
available.
Data reading/writing from/to
other station is also available.
Communication is available for master station and remote I/O
station only.
Module replacement is available without detecting error of the
faulty remote station during online.
Line test and link start/stop, etc. can be performed with GX
Works2 or GX Developer.
Monitoring and diagnosing can be performed from GX Works2 or
GX Developer.
: Compatible,
*2
QJ61BT11N
The following tests can be
performed.
• Hardware test:
Standalone module operation
check
• Line test:
Module connection status
check
-
: Partial change required, × : Incompatible
Compat- Precautions for
ibility replacement
The specification method
of hardware test/line test
differs.
For details on the
specification method,
refer to the manual.
Check the set parameter
in GX Works2 or GX
Developer network
parameters.
Change the sequence
program as instruction
formats differ.
Replace READ, WRITE
instructions with
dedicated instructions
(RIRD, RIWT).
Other instruction cannot
be replaced.
Set parameters with GX
Works2 or GX Developer.
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