LSIS XBF-AH04A

XGB Analog edition manual
13.6.2 Filter processing
Pre-filter input value and specified channel are calculated as below.
) channels used ofNumber 1(ConstantFilter
) channels used ofNumber 1ValueInput Current ()Constant Filter ValueInput Filtered-Pre(
Value Filtered
×+
××+×
=
ms
ms
Setting range of Filter constant = 4 ~ 64,000 [ms]
Input
value
10000
6320
0
Input value after filtering
Actual input value
Filter constant
(ms)
Time(ms)
As the above graph, if the input value rapidly decreases from 0 to 10,000, the input value will be
filtered. Specified time with filter constant is that the input value is the time to change by 63.2%
of actual time constant.
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