Keyence LS-5000 Manual de usuario Pagina 55

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Chapter 6 Normal Mode
49
6
Bottom hold mode
The minimum value during a specified period can be measured.
The sampling period is the duration between the falling edge and the next rising
edge of the synchronous input.
Timing Diagram
Difference mode
The difference between the maximum and minimum values during a specified
period can be measured.
Timing Diagram
Note: When the reset input terminal and the GND terminal are short-circuited, the
retained value is reset to the present value and measurement starts again.
ON
OFF
Synchronous
input
Power-ON or
RESET input
(t)
After the power-ON or RESET input is activated,
“-----” is displayed until the synchronous input is turned ON.
Bottom hold
displayed value
Sampling
period
Sampling
period
Sampling
period
Internal
measurement
Measured
value
ON
OFF
Synchronous
input
Measured
value
Power-ON or
RESET input
(t)
After the power-ON or RESET input is activated,
“-----” is displayed until the synchronous input is
turned ON.
Difference hold
displayed value
Sampling
period
Sampling
period
Internal
measurement
b
b'
P
P'
(P-b)
(P'-b')
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