UNI-T UT90A Especificações descarregar pdf (Página 17)

Model UT90A: OPERATING MANUAL

17

Accuracy:±(a% reading + b digits), guarantee

for 1 year.

Operating temperature: 18 - 28? .

Relative humidity:=75%RH.

A.DC Voltage

Range Resolution

Accuracy:

±(a% reading +

b digits)

200mV 0.1mV

2V 1mV

20V 10mV

200V 100mV

±(0.5%+2)

1000V 1V ±(0.8%+3)

Remark:

?Input impedance: 10MO.

?Overload Protection: 1000V DC or 750V AC

continuously measure(except 200mV 230V AC).

B.AC Voltage

Range Resolution

Accuracy:

±(a% reading + b

digits)

2V 1mV

20V 10mV

200V 100mV

±(0.8%+5)

750V 1V ±(1.0%+5)

Remarks:

?Input impedance: 10MO.

?Overload Protection: 1000V DC or 750V AC

continuously measure.

?Frequency response: 40Hz ~ 400Hz.

?Displays effective value of sine wave (mean

value response).

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