Hioki 8835-01 - Using the Key Lock Function

276
────────────────────────────────────────────────────
12.7 Using the Key Lock Function
────────────────────────────────────────────────────
GO GO
NG
NG
Hig
h
4.0 to 5.0 V
Low
0 to 0.5 V
min. 70 ms approx. 20 ms
Example (NG output
)
NOTE
1
2.7 Using the Key Lock Function
Evaluation interval (approx. 20 ms)
Both the GO and NG outputs are High level. Evaluation is carried out during
this interval.
The waveform area evaluation and waveform parameter evaluation functions
can be used only in the advanced version.
・This function disables all front-panel controls of the 8835-01.
・The function serves to prevent unintended changes to settings during a
measurement.
Method 1. Set the KEY LOCK switch to ON.
2. To cancel the function, set the KEY LOCK switch to OFF.
(The key lock function will not be canceled by turning the power off and on.)
・When the key lock function is active, the indication "KEY LOCK" is shown
on the display.
・If the backlight saver function is used and the display backlight turns off, it
can be turned on again by touching any key. The function assigned to the
key will not be activated.