Mitsubishi Electric MELSEC iQ-R Series User Manual page 516

Setting the latch interval
The user can specify the operation which should be performed at a latch interval ( Page 516 Setting the latch interval)
within the effective range of the latch interval setting
*1 The effective range of the latch interval means the range of devices which is enabled on the "The Valid Range of Latch Interval Setting"
window. For other ranges (ranges of devices which are not enabled on the "The Valid Range of Latch Interval Setting" window), this
setting is not applied, the END processing is accelerated, and latching is performed in real time.
[CPU Parameter]  [Memory/Device Setting]  [Device Latch Interval Setting]
Operating procedure
"The Valid Range of Latch Interval Setting" window
"Device Latch Interval Setting" window
Displayed items
Item
Latch Interval Operation Setting
Interval Setting at Time Setting
Valid Range Confirmation of Latch
Interval Setting
*1 In redundant mode, when the systems are switched, the measurement of the latch interval set in "Interval Setting at Time Setting" in
"Device Latch Interval Setting" starts from zero in both the new control system and the new standby system.
29 LATCH FUNCTION
514
29.1 Latch with Battery
*1
.
Description
Sets the timing of the latch processing.
Sets the time interval of latching (when "Time Setting" is
*1
selected).
Shows the effective range for the latch interval setting.
1.
On the "Valid Range Confirmation of Latch
Interval Setting" window, check the effective
range for the latch timing setting. Specify the
latch interval operation within the effective
range.
2.
In "Latch Interval Operation Setting", select the
timing of the latch processing. When "Time
Setting" is selected, specify the time interval of
latching.
Setting range
• Per Scan
• Time Setting
1 to 2000ms (in units of 1ms)

Default
Time Setting
10ms
