Hioki MEMORY HiLOGGER LR8450 Instruction Manual page 181

2
Configure alarm settings for each channel you wish to monitor
Alarm type
OFF

Level
Window
Slope
*1: For pulse channels, only when the level value is set at zero, an alarm is outputted when the pulse equals
zero while falling.
*2: Integral multiples of the data refresh interval of the module can be set for the time figure.
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Setting description
–
Slope ↑  , ↓
waveform
Level Enter a
value.
Direction IN , OUT [IN]

Upper
limit value
Lower
limit value
[OUT]
Upper Enter
and values.
Upper
lower
limit value
limit
values
Lower
limit value
Level Enter a
value.
Time Set a
2
time.*
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Operation
–
Alarm
Level
[↑]
Input
Slope
Alarm
Alarm
Alarm
Alarm
Level
Time
.com
([ALM1] to [ALM8]).
Description
Disables the alarm
function.
Outputs an
alarm when the
Alarm
measurement
data is greater
than or equal to
[↓]
the specified level.
Outputs an
alarm when the
measurement
data is less than
the specified
level. However,
an alarm is not
outputted when
the waveform
equals the level
while falling.* 1
Outputs an
alarm when the
measurement
data falls inside
the specified
range. As well,
an alarm is
Alarm
outputted when
the waveform
equals the upper
limit while falling
and the lower limit
while rising.
Outputs an
alarm when the
measurement
data falls outside
the specified
range. However,
an alarm is not
outputted when
the waveform
equals the upper
limit while rising
or the lower limit
1
while falling.*
Outputs an
alarm when the
measurement
data change
rate exceeds the
specified change
rate per unit time
(level/time) during
the set time
interval* 3 .
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