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OPERATOR’S INSTRUCTION MANUAL
MINI 3 1/2 DIGITAL MULTIMETER DT95B
1.
INTERNATIONAL SYMBOLS
AC
DC
Diode
Continuity
Ground
Double Insulation
Warning
2.
Feature
Display: 3 1/2 digit LCD. Largest number 1999
Polarity: Automatic polarity display
Outrange: Upper most display“1”
Working Ambient Temperature: 0-40
Relative Moisture:
<
75%
Storaging Ambient Temperature: -15-50
Battery: 12V(A23M)
Dimensions: 100*59*22(mm)
Weight: 80g(with battery)
3.
Technical Specifications
Requirements for accurate performance guarantee of the instrument:
Temperature 23
±
50
Moisture
<
75%Rh
Accuracy:
(% r word number)
3.1 DC Voltage
Range
Resolution
Accuracy
200mV
100
µ
V
2000mV
1mV
20V
10mV
200V
100mV
400V
1V
±(
0.8%+2
)
Input impedance: 1M
Ω
Max input voltage: 400V DC or effective value AC
3.2
DC Current
Range
Resolution
Accuracy
2000
µ
A
1
µ
A
20mA
10
µ
A
±(
1%+2
)
200mA
100
µ
A
±(
1.2%+2
)
Overload protection: fast 0.2A/250V fuse
3.3
AC Voltage
Range
Resolution
Accuracy
200V
100mV
400V
1V
±(
1.5%+10
)
Frequency Response: 40-200Hz
Max input voltage: 400V effective value AC
Displayed: Sine wave effective value, average value response
3.4
Resistance
Range
Resolution
Accuracy
200
Ω
0.1
Ω
2000
Ω
1
Ω
20K
Ω
10
Ω
±(
1.0%+2
)