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Unisource DM-501 3¾ Low Cost Digital Multimeter
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Unisource DM-501
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Features:
- Multi and Large Display with 3¾ digit display.
- 0.3% Basic accuracy for DC Voltage
- Auto ranging and manual selection in 34 ranges in 10 functions
- Auto Power off
- Over load protection
- DC/AC Voltage & Current measurement
- Resistance measurement
- Frequency measurement
- Duty measurement
- Capacitance measurement
- Diode test function
- Continuity test
- Transistor hFE test function
- Data hold function for measuring value
- Battery use ; 1.5V AAA x 2
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| DM-501 |
3.75-digit Multi & Large Display, 0.3% Basic Accuracy, Resistance/Capacitance/ Frequency/Duty Measurement, TR hFE, Continuity & Diode Test, Auto Power OFF - Discontinued - suggested replacement: Metex ME-31 |
| DM-503PR |
3.75-digit, Multi & Large Display, Two 9999 counts Subsidiary Display with Analog Bar Graph, 0.3% Basic Accuracy, True RMS AC Voltage, MIN/AVG/MAX/GO-NOGO Function, Resistance/Capacitance/Frequency, Auto Power OFF, RS-232C Interface - Discontinued - suggested replacement: Metex M-3890DT |
| DM-502 |
3.75-digit, Dual Display with Analog Bar Graph, 0.1% Basic Accuracy, Resistance/ Capacitance/Frequency Measurement, Relative Mode, Data Hold, TR hFE and Timer - Discontinued - suggested replacement: Metex M-3890D |
Specifications
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Range
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Resolution
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Accuracy
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Input
resistance
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Measuring
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DC Voltage
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400mV
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100uV
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+/- (0.3% +
2d)
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10 Mohm
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4V
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1mV
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40V
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10mV
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400V
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100mV
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1000 V
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1V
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+/- (0.5% +
5d)
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Range
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Resolution
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Accuracy
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Input
resistance
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45Hz to
450Hz
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450Hz to
1kHz
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AC Voltage
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400 mV
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100 uV
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+/-(1.2%+10d)
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Unspec,d
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10 Mohm
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4 V
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1 mV
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+/-(0.5%+
8d)
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+/-(1.2%+10d)
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40 V
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10 mV
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400 V
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100 mV
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750 V
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1 V
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Unspec,d
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Range
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Resolution
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Accuracy
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Over Load
Protection
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DC Current
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400 uA
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100 nA
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+/- (0.5% +
5d)
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0.5A / 250V
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4000 uA
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1 uA
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+/- (1.2% +
5d)
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40 mA
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10 uA
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+/- (0.5% +
5d)
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400 mA
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100 uA
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+/- (1.2% +
5d)
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10 A
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10 mA
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10A / 250V
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Range
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Resolution
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Accuracy
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Over Load
Protection
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45Hz to
450Hz
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450Hz to
1kHz
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AC Current
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400 uA
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100 nA
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+/-(0.75%+
8d)
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Unspec,d
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0.5A / 250V
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4000 uA
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1 uA
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+/- (1.2% +
8d)
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40 mA
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10 uA
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+/-(0.75%+10d)
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+/-(2%+10d)
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400 mA
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100 uA
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+/- (1.2% +
8d)
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10 A
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10 mA
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+/-(0.75%+
8d)
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10A / 250V
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Range
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Resolution
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Accuracy
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Over Load
Protection
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Resistance
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400 ohm
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0.1 ohm
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+/- (0.5% +
5d)
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250 V DC or
AC Peak
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4 kohm
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1 ohm
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40 kohm
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10 ohm
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400kohm
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100 ohm
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4 Mohm
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1 kohm
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40 Mohm
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10 kohm
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+/- (1% +
10d)
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Frequency
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10/100 Hz
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1/10 mHz
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+/- (0.05%
+ 2d)
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400 V DC or
AC Peak
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1/10/100
kHz
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1/10/100 Hz
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10 MHz
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1 kHz
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Capacitance
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4 nF
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0.001 nF
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+/- (3% +
5d)
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250 V DC or
AC Peak
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40/400 nF
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0.01/0.1 nF
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4/40/200 uF
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1/10/100 nF
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Test
Voltage
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Threshold
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Over Load
Protection
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Audible
Continuity
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1.5 V
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Less than
100 ohm
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250V DC or
AC
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Diode Test
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1.5 V
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Approx. 0.5
mA
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250V DC or
AC
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Test Condition
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hFE Test
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Base
Current : 6.4 uA / VCE : 1.5 V
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General
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Power
Requirement
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1.5 V AAA
x 2
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Dimension
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90(W) X
190(D) X 32(H) mm
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Weight
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Approx. 750g
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Standard
Accessories
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Test Lead,
Instruction Manual
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Optional
Accessories
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Rubber
Holster
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