App
- 48
Appendix 4 Comparison between CC-Link IE controller network and MELSECNET/H
Appendix 4.2 Comparison of function
APPENDICES
(b) Comparison of transient transmission functions
*1
: compatible,
: partially changed, — : incompatible
* 1 In the CC-Link IE controller network system, transient transmissions can be performed to the
following cyclic-transmission-stopped stations:
• Station that is set as a reserved station, but exists on the network (Reserved station setting error)
• Station whose station No. is larger than the total number of stations per network (Invalid station
No. error)
Table App.15 Comparison of transient transmission functions
Function
Compatibility
Precautions for replacement
Read/write of other station word device (READ/SREAD/WRITE/
SWRITE)
None
Transient request to another station (REQ)
None
Data send/receive (SEND/RECV)
Logical channel setting is not available for the
CC-Link IE controller network module. Change
the logical channel setting to channel 1 to 8.
(
Appendix 4.5 (2) For SEND instruction
execution by specifying a logical channel)
Read/write of other station word device (ZNRD/ZNWR)
None
Remote RUN, remote STOP (RRUN/RSTOP)
None
Read/write of clock data in other CPU module (RTMRD/RTMWR)
None
Group
None
Routing
None
Clock setting from GX Developer
None
Changing number of
transient
transmissions
Number of transient transmissions at one
scan
The CC-Link IE controller network module does
not have setting items.
The link scan time can be kept constant with
Cyclic transmission punctuality assurance in
the CC-Link IE controller network.
(
Section 4.1.6 Cyclic transmission
Maximum No. of transients in one station.
The same as the MELSECNET/H module when
removing a check from [Punctuality is
guaranteed.] at supplementary setting.
For the operation when marking a check, refer
to the following.
(
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