Revolution Measurement Settings - Hioki Memory HiLogger LR8401-20 Instruction Manual

Revolution Measurement Settings

Configure these settings for each pulse channel on which you will be counting pulses
corresponding to revolutions, such as output from a rotary encoder or tachometer. The
revolution measurement is obtained by counting the number of pulses input per second.
Make these settings on the
"Key Setting Procedure" (p .55)
See:
1
Select the input unit (PLS&ALM) and channel
(P1 to P8), and check the box to enable the
channel.
2
Select [Revolve].
3
Set the number of pulses per rotation output
from the sensor.
∗
Setting options:(
∗
1 to 1000
The range is automatically determined by this setting.
4
Select the basis of measurement (Slope).
∗
Setting options:(
↑∗
Counts the number of revolutions based on
L - H transitions.
↓
Counts the number of revolutions based on
H - L transitions.
5
Select the High/Low reference (threshold) val-
ues.
∗
Setting options:(
∗
Judge 1.0 V or higher as HIGH, and 0 to
1V
0.5 V as LOW.
4V Judge 4.0 V or higher as HIGH, and 0 to
1.5 V as LOW.
6
Select a filter setting.
∗
Setting options:(
∗
Filter is disabled.
Off
On Filter is enabled. Prevents incorrect counts
due to relay contact chatter (noise).
[CH] screen.
Increment/dec-
rement by 1
: default setting)
Increment/dec-
rement by 10
: default setting)
: default setting)
: default setting)
3.3 Input Channel Settings
: On
1
: Off
2 4
5000 r/s (n=1)
0 V
5
65
3
3
3
H
L
6