42
5
Settings and Operations Related to Indicated Values
42
Setting
s a
n
d Op
er
ations Rela
te
d to
In
dic
at
ed
Va
lu
es
Chapter
5
5-8.
Digital zero
This is a function to set the indicated value to zero.
■
Digital zero by key operation
1.
Press the
key.
2.
As soon as an indicated value becomes zero, digital
zero is complete.
■
Digital zero by external signal input
Digital zero functions at the moment DZ input (A7) of rear signal I/O terminal block and COM
(A10) are turned from OFF to ON and sets the indicated value to zero. If digital zero functions, DZ
response turns ON, and if DZ input is turned OFF, DZ response turns OFF.
* DZ response is output if DZ response is set to output selection 1 or output selection 2.
ZERO
OFF
ON
Sampling rate
DZ
OFF
ON
DZ response
3000 times/sec.:
300 times/sec.:
30 times/sec.:
2ms or more
11ms or more
101ms or more
Turn ON
*
*
- Digital zero does not function if the calibration LOCK is OFF.
It functions only when the calibration LOCK is ON.
Digital zero is reset when power is turned off.
- Digital zero does not function during peak hold if it is used in analog peak hold
(peak hold selection = 1: analog, hold mode = 1: peak hold).
- Refer to P.17 “2-8.External input connection” for details regarding digital zero
input terminals.
Key points
Содержание F325
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