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Multi Measuring Instruments

M-730X AC/DC Clamp Milliammeter (CE)

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SKU:
M-730X
Weight:
280.00 Grams

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Description

M-730X AC/DC Clamp Milliammeter (CE)

The M-730X AC/DC Clamp Milliammeter (CE) is a leakage current measuring instrument designed for low-current measurement in AC and DC electrical circuits. It provides DC measurement ranges of 100 mA and 1000 mA, along with AC ranges of 100 mA, 1000 mA, and 10 A at 45–65 Hz.

The instrument uses a separate CTP-30DC clamp sensor with a 30 mm jaw opening and provides 0.01 mA resolution on its 100 mA ranges. It supports DC current measurements in 4–20 mA control circuits and sleeping current measurements in automotive electronic circuits. A DC analog output of 100 mV full scale per range enables connection to compatible recording equipment.

The M-730X also features an integrated Bluetooth module, manual zero adjustment for DC measurements, data hold, and automatic power-off. Its specified safety ratings are CAT II 600 V and CAT III 300 V, with a maximum circuit voltage limitation of AC/DC 600 V.

Accuracy Specifications

Conditions: 23°C ± 5°C, less than 85% RH.

Function Range Measuring Range Resolution Accuracy
DC Current (DCA) 100 mA 0.1 to ±99.99 mA 0.01 mA ±1% rdg ± 10 dgt
1000 mA 1 to ±300 mA 0.1 mA ±1% rdg ± 10 dgt
±300.1 to ±700 mA 0.1 mA ±2% rdg ± 10 dgt
±700.1 to ±999.9 mA 0.1 mA ±3% rdg ± 10 dgt
AC Current (ACA), 50/60 Hz 100 mA 0 to 99.99 mA 0.01 mA ±2% rdg ± 10 dgt
1000 mA 0 to 999.9 mA 0.1 mA ±2% rdg ± 10 dgt
10 A 0 to 9.999 A 0.001 A ±1% rdg ± 10 dgt

Additional Accuracy Conditions

Parameter Specification
Influence of terrestrial magnetism Less than ±2.0 mA
Influence of magnetization Less than ±2.0 mA by DC 1.5 A on/off
Influence of CT opening and closing Less than ±1.0 mA
Maximum DC input current DC 1.5 A
Maximum AC input current AC 20 A

 

Key Features –M-730X AC/DC Clamp Milliammeter (CE)

  • AC/DC leakage current measurement with 0.01 mA resolution on the 100 mA range.

  • Measurement ranges: DC 100 mA/1000 mA and AC 100 mA/1000 mA/10 A.

  • 30 mm clamp opening with separate CTP-30DC current transformer.

  • DC analog output: 100 mV full scale on each measurement range.

  • Integrated Bluetooth module, as specified in the supplied product information.

 

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Additional Information

Measuring function:
AC/DC leakage current
AC Conversion:
Average sensing rms reading
Accuracy:
See accuracy specifications in description tab
Display:
Max. 2000 count on LCD with annunciators
Current Consumption:
Approx. 9mA (Approx. 200 hours continuous)
Option:
Cable for recorder
Jaw opening capability:
30mmφ
Over range indication:
"OL" mark on LCD
Data hold indication:
"DH" mark on LCD
Sampling rate:
1 time/sec. for DC and 6 times/sec. for AC
Withstanding Voltage:
AC 3700V/1 minute between CT and outer case
Operating Temperature:
0~50℃, < 85%RH (without condensation)
Storage Temperature:
-10~60℃, < 70%RH (without condensation)
Low battery indication:
"B" mark on LCD
Auto power off:
Approx. 10 minutes after power on and can absolve this function by switch
Power supply:
LR6, AM-3 or AA size battery×4
Size:
Main unit:78(W)×155(H)×32(D)mm, Approx. 280g 33(W)×170(H)×24(D)mm CT (CTP-30DC):1.2m lead, Approx. 165g
Accessories:
Carrying case, Batteries, Instruction manual
Measuring range:
DC 100mA/1000mA, AC 100mA/1000mA/10A (45Hz-65Hz)
Zero adjustment:
For DC current range by "0 ADJ" switch
Signal Output:
DC 100mV full scale to each range (Output impedance: less than 10kΩ)
A/D Conversion:
Dual slope integration method
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