Operation Instructions - Minipa ET-3021 Manual De Instrucciones

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6) OPERATION INSTRUCTIONS

Before to make any measurement, read with attention the section
SAFETY INFORMATION and be sure about all warnings. Always
inspect the instrument against damages, contamination (excessive
dust, grease, ...) and defects. Inspect the test leads against cracks
or defects in the insulation. In the case of any abnormal condition,
do not try none type of measurement.
- Adjust the mechanical ZERO of the Multimeter: Put the Multimeter
in the horizontal position and select the rotary switch to 0.1V. Touch
the test leads together. The pointer must indicate exactly ZERO,
in the left side of scale. If the ZERO reading is not correct, turn
the adjustment screw slowly until ZERO reading in DCV.A scale
(Mechanical Adjustment).
- Selector Switch: Select the functions and ranges, this switch is
located in the center of front panel of instrument. To save battery
life and protect the instrument, leave the key in OFF position when
not in use.
Range
150mA a x1
150mA a x10
1,5mA a x100
150µA a x1k
1,5µA a x100k
LV
ACV 50
ACV 250
ACV 1000
Multiplicated
x10(mA)
x1(mA)
x100(µA)
x10µA
x0,1(µA)
x1
14dB adicionado
28dB adicionado
40dB adicionado
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