Omron NX-ID3343 User Manual page 167

Operation when the input turns from ON to OFF (OFF filter)
Values of input
terminals
Input value
 If Input Filter Mode Setting is Enable Only OFF Filter
ON filter is disabled and OFF filter is enabled.
This makes easily to read the pulses that ON time is short.
Values of input
terminals
OFF
Input value
OFF
NX-series Digital I/O Unit User's Manual (W521)
Input filter time
1 2
ON
OFF
OFF ON OFF OFF
ON
OFF
Input filter time
1 2 3
ON
ON OFF OFF OFF
ON
When input is ON (ON filter disabled)
If the status of input terminals turns ON,
the input value will turn ON immediately.
When input is OFF (OFF filter enabled)
If the status of input terminals does not
turn ON again during the input filter
time, the input value will turn OFF after
the input filter time has passed.
3 4
Input value is ON
because all inputs
are not OFF during
four times of reading.
4
ON
OFF
OFF ON
ON
OFF
When input is ON (ON filter disabled)
If the status of input terminals turns ON,
the input value will turn ON immediately.
When input is OFF (OFF filter enabled)
If the status of input terminals turns ON
again during the input filter time, the
input value stays ON from that time
during the input filter time.
6 Digital Input Units
Input filter time
1 2 3 4
OFF OFF OFF OFF
Input value is OFF
because all inputs
are OFF during
four times of reading.
Input filter time
1 2 3 4
OFF ON OFF OFF OFF OFF
6
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