Melsec Data Link Function Setting Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

16.4

MELSEC Data Link Function Setting Function

Set necessary items when using MELSEC data link functions.
Channel number
Set a channel number to be used when opening a communication line (a channel) with the mdOpen function.
[Navigation window]  [Parameter]  [Module Information]  a target module  [Required Settings]  [Channel
Number]
For details on channel numbers, refer to the following:
MELSEC iQ-R MELSECWinCPU Module Programming Manual
A bus interface channel number is not required to be set because the number is fixed to '12.'
Precautions
Make sure the set channel numbers are not duplicated.
Communication timeout value
Set a timeout value used for monitoring the time taken from when a request is sent to an access target on every network to
when the response is received via transient transmission using a MELSEC data link function.
For considerations when using a MELSEC data link function at transient transmission, refer to the following:
Page 164 Transient Transmission
[CPU Parameter]  [MELSEC data link function settings]  [Communication Timeout value setting]
Window
Displayed items
Item
iQ-R series bus interface(Channel
No.12)
CC-Link IE Controller Network
(Channel No.151 to 158)
CC-Link(Channel No.81 to 88)
CC-Link IE TSN (Channel No.281 to
288)
Description
Set the Communication timeout value of the iQ-R series bus interface
(Channel No.12).
Set the Communication timeout value of the CC-Link IE Controller
Network (Channel No.151 to 158).
Set the Communication timeout value of the CC-Link (Channel No.81 to
88).
Set the Communication timeout value of the CC-Link IE TSN (Channel
No.281-288).
Setting range
1 to 360 sec
(1 second units)
16 NETWORK MODULE ACCESS FUNCTION
16.4 MELSEC Data Link Function Setting Function
16
Default
15 sec
15 sec
30 sec
15 sec
177