Measuring Logic Signals - Hioki MEMORY HiLOGGER LR8450 Instruction Manual

Measuring logic signals

This section describes how to configure settings on the individual settings screen when measuring
logic signals.
You can use the settings list screen to configure the settings. (See p. 6 9.)
External control terminals: Pulse input terminals P1 to P8
>
1
Select [Pulse], and choose a channel from
Measurement will not be performed for channels whose check boxes are not selected.
2
Select the waveform display color.
× (OFF), 24 colors
Select
3
Set the input type to [Logic].
4
Under [Threshold], select the level to count.
1 V
4 V
5
Under [Filter], select whether to use the chatter prevention filter.
Set to
OFF
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>
1 1
[×] if you wish to measure the channel but not to display its waveform on the screen.
 Treats voltages that are greater than or equal to 1.0 V as high level and voltages that
are greater than or equal to 0 V but less than 0.5 V as low level.
Treats voltages that are greater than or equal to 4.0 V as high level and voltages that
are greater than or equal to 0 V but less than 1.5 V as low level.
[ON] to prevent false counting due to chatter in mechanical contact (relay) output.
, ON

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3 3
4 4
5 5
[P1] to [P8],
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Configuring Input Channels
2 2
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