KEYENCE LS-5000 - Manual (Page 55)

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')