Reduction Of Link Refresh Time - Mitsubishi Electric MELSEC iQ-R Series User Manual

Reduction of link refresh time

The link refresh time can be shortened by reducing refresh points for this product by setting "Refresh Setting" or "Network
Range Assignment" ("Network Configuration Settings") and accessing link devices directly.
Method for reducing refresh points
■Reducing refresh points using parameters
In "Refresh Setting," set only the necessary range to be refreshed. The refresh of only necessary range can reduce the link
refresh time.
MELSECWinCPU module
Set the range for which
refresh is required.
(Refresh Setting)
■Reducing refresh points using direct access/buffer memory access
Excluding the rarely used link devices on the own station from the link refresh range and using direct access or buffer memory
access instead can reduce the link refresh time.
Network Range Assignment
(Network Configuration Settings)
devic
for Network module
Link refresh
Station No.1
Link refresh
Station No.2
Link refresh
Station No.3
Range set with "Network
Range Assignment" ("Network
Configuration Settings")
16 NETWORK MODULE ACCESS FUNCTION
16.3 Processing Time
16
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