FUTEK IPM600 (D610) Digital Display - Manual (Page 78)

7.HOLD FUNCTIONS
67
7-6-4. Time Specified Period Hold with Trigger
(Peak, Valley, Peak-to-Peak and Mean Value)
Hold is detected during the predetermined time (hold detection time) from the point in
time when the indicated value crosses the auto start level. The hold is released by turning
on the T/H signal as a reset signal.
The H/E output signal is on between the instant when the hold detection time ends and
the instant when the T/H signal is turned on.
(Example) Time Specified Period Peak Hold with Trigger
t1 A delay time between the instant when the indicated value exceeds the auto start
level and the instant when the value to be held is detected
0.5ms (max.)
t2 A delay time between the instant when the hold detection time is expired and the
instant when the value to be held is determined
1.0ms (max.)
t3 A minimum reset signal width required for releasing the hold
1.0ms (min.)
Indicated Value
t3
Sensor Input Value
Detection
t
HOLD
HI-LO Limit
Judging Output
H/E
Hold Period
t2 t1
Decide
T/H
Time
Auto Start Level
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
HOLD
PEAK
ON
Blink ON
OFF ON
OFF
OFF
OFF
HOLD
Button