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Unisource DM-503PR 3 3/4 Programmable Multimeter
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Unisource DM-503PR
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Features:
- Multi and large Display with 3¾ digit main display, two 9999 count subsidiary display and analog bar graph
- RS-232C interface function for communicating with Personal Computer
- TRUE RMS AC Voltage Measurement
- REC function for displaying MIN. AVG. MAX. simultaneously
- Comparison function for in-tolerance limits setting (REL/REL % function)
- Menu-Driven operation for edit & shift
- Go/No-Go Limit value editing
- Overload protection on all range
- Auto ranging and manual selection
- Auto power off to save power
- Battery use ; 9V 6F22 x 1pc
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Models, Options, & Accessories
| Model |
Description |
List Price |
Sale Price |
| 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 |
| 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 |
Specifications
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Measuring
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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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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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Range
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Resolution
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Accuracy
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Input
resistance
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45Hz-450Hz
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450Hz-5kHz
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5 - 20kHz
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AC Voltage
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4 V
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1 mV
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+/-(0.75%+5d)
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Unspec,d
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Unspec,d
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10 Mohm
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40 V
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10 mV
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+/-(2%+5d)
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+/-
(2.5+5d)
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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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40 mA
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0.01 mA
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+/- (0.5% +5d)
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0.5A / 250V
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400mA
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0.1 mA
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4 A
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0.001 A
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+/- (0.75% +
5d)
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10A / 250V
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10 A
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0.01 A
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AC Current
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40 mA
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0.01 mA
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+/- (0.75% +
5d)
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0.5A / 250V
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400 mA
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0.1 mA
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4 A
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0.001 A
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+/- (1.5% +
5d)
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10A / 250V
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10 A
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0.01 A
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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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600 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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200 Hz
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0.01 Hz
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+/- (0.05% +
2d)
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600 V DC or
AC Peak
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2 kHz
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0.1 Hz
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20 kHz
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1 Hz
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200 kHz
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10 Hz
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Capacitance
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400 nF
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0.1 nF
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+/- (3% + 5d)
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600 V DC or
AC Peak
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4 uF
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0.001 uF
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40 uF
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0.01 uF
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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
100ohm
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250V DC or AC
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Test Voltage
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Max. Test
Current
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Over Load
Protection
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Diode Test
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3 V
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Approx. 1mA
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250V DC or AC
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Baudrate
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Parity bit
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Data bit
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Stop bit
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Remark
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RS-232C
Interface
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1200
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None
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7
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1
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General
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Test
Condition
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Power
Requirement
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9 V 6F22
x 1
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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. 750 g
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Standard
Accessories
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Test Lead, Instruction Manual,
RS-232C software, Rs-232C Cable
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Optional Accessories
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Rubber Holster
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