Refresh Processing Time; When The Refresh Target Is A Module Label Or Refresh Data Register (Rd); When The Refresh Target Is A Specified Device - Mitsubishi Electric MELSEC iQ-R AnyWireASLINK User Manual

2.4

Refresh Processing Time

The refresh processing time [s] is an element of the scan time of the CPU module. For the scan time, refer to the following.
 MELSEC iQ-R CPU Module User's Manual (Application)
The following shows the refresh processing time [s] taken for refresh settings.
• Refresh processing time [s] = Refresh read (refresh of transfer to the CPU) time + Refresh write (refresh of transferred to
intelligent function modules) time
The refresh read time and refresh write time vary depending on refresh targets.
When the refresh target is a module label or refresh data register
(RD)
The following shows the refresh read time and refresh write time when a CPU module is used.
Classification
Refresh read time
Refresh write time

When the refresh target is a specified device

The refresh read time and refresh write time are calculated according to the number of refresh-target items and the number of
the items to be transferred (words). For the calculation method, refer to the following.
 MELSEC iQ-R CPU Module User's Manual (Application)
Refresh processing time
21.8s
0.16s
2 PARAMETER SETTINGS
2.4 Refresh Processing Time
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