58
7
EXPLANATION OF HOLD FUNCTIONS
58
EXPLANATION OF HOLD FUNCTIONS
Chapter
7
■
Average hold
The average of the sampling values over the specified section is calculated and updated, and then
held.
The section is specified by the setting of "all section", "external signal", "external time", or
"level+time".
(Example) Externally specified section average value hold
t1: A delay time between the instant
when the SECTION signal is
inputted and the instant when the
value to be held is detected
Approximately 1.0ms (MAX.)
t2: A delay time between the instant
when the SECTION signal is
released and the instant when the
value to be held is determined
Approximately 1.0ms (MAX.)
t3: A minimum reset signal width
required for releasing the hold
Approximately 1.0ms (MIN.)
Sensor input value
Indicated value
t
+
T/H
JudgingOutput
H/E
Fixed
SECTION
OFF
ON
OFF
ON
OFF
ON
OFF
ON
t1
t2
t3
Detection
Hold section
OFF
ON
HOLD
Button
HI-LO Limit
HOLD
Status Display
Blink
OFF
ON
OFF
Undetermind
Section (Note)
Detection time for maximum average value in average value hold
Although the detection section is specified by the SECTION signal, etc., detection
cannot be carried out exceeding the maximum average value detection time. If
the maximum average value detection time is exceeded, detection ends
automatically, when the average value is held.
Point
Summary of Contents for TM380
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