Bestern Asia Industrial Limited
switchingmodepowersupply.com
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1.LCD display, blue backlight, suitable for dark places
2.Automatic Shutdown
3.Press HOLD key to keep data
Technical Specification
1.Base Conditions and Working Conditions
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Influence Quantity |
Base Condition |
Working Conditions |
Remark |
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Ambient Temp |
23°C±1°C |
-10°C~40°C |
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Ambient Humidity |
40%~60% |
<80% |
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Signal Waveform |
sine wave |
sine wave |
β=0.05 |
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Signal Frequency |
50HZ±1HZ |
45HZ~65HZ |
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Meter Working Volt |
9V±0.1V |
9V±1V |
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External Electric, Magnetic Field |
To be avoided |
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Measured Wire Position |
Measured wire at approximately the geometric center of the clamp |
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2.General Specification
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Function |
Phase, AC current, AC voltage, AC leakage current, direct test of phase sequence; transformer groups, inductive, capacitive circuit discrimination; indirect test of power factor and power |
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Power |
DC9V alkaline batteries(1.5V AA×6) |
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Consumption |
About 35mA at most with enabled backlight, battery working continuously for about 40 hours |
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-3- About 5mA with disabled backlight, battery working continuously for about 300 hours |
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Display Mode |
LCD display, blue backlight, suitable for dark places |
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LCD Size |
70mm×62mm |
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LCD Display Field |
64mm×54mm |
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Meter Size |
Length, Width, Height:196mm×92mm×54mm |
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Clamp Size |
φ7.5mm×13mm |
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Sampling Rate |
About 3 times/second |
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Measurement Range |
AC Voltage:0~20V/200V/500V |
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AC Current:0~200mA/2A/10A |
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Phase:0~360° |
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Measured Signal Amplitude in Phase Test |
U1-U2 phase test:30V~500V |
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I1-I2 phase test:10mA~10.00A |
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U1-I2 or I1-U2 phase test:10V~500V, 10mA~10.00A |
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Data Hold |
Press HOLD key to keep data, "DH" symbol appears |
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Automatic Shutdown |
Automatic shutdown about 15 minutes later after launching to reduce battery consumption |
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Voltage Detection |
Low battery symbol “ " appears to remind the replacement of battery when the battery voltage drops below 7.8V~8V. |
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Weight |
Main Unit about 550g(with battery), clamp about 170g×2, test line about 250g |
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Test Line Length |
1.5m |
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Current Clamp Length |
2m |
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Working Temperature and Humidity |
-10°C~40°C;below 80%Rh |
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Storage Temperature and Humidity |
-10°C~60°C; below 70%Rh |
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Input Impedance |
Input impedance for all test voltage range:2MΩ |
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Input impedance when testing U1U2 phase:40KΩ |
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Withstand Voltage |
Withstand 1000V/50Hz sine wave AC voltage for 1 minute between the meter lines and shell; Withstand 500V/50Hz AC voltage sine wave for 1 minute between the two voltage inputs |
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Insulation |
≥10MΩ between meter lines and shell or between the two voltage inputs |
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Structure |
-4- Double insulation |
3.Intrinsic error and performance indicators under base conditions
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Category |
Measurement Range |
Resolution |
Intrinsic Error |
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Voltage |
20V |
0.01V |
±(1.2%rdg+2dgt) |
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200V |
0.1V |
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500V |
1V |
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Current |
200mA |
0.1mA |
±(1.0%rdg+2dgt) |
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2A |
1mA |
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10A |
10mA |
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Phase |
0~360° |
1° |
±3° |