Hioki DT4252 - Page 47

39
Inspection Before Use
2
Measure samples (such as battery, commercial power
supply, and resistor) of which values have already been
known, and check that the appropriate values appear.
Check method Action
Example:
Perform the AC voltage
measurement to measure the
commercial power supply, and then
check the display.
Red
Black
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
(The position of the rotary switch
varies depending on the model.)
Normal:
An already-known value appears.
(In this example, the commercial
voltage level should appear.)
Abnormal:
The measured value does not
appear.
The malfunction may occur.
Stop the inspection and do not use
the instrument.