CM4373-50
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CM4373-50

CM4373-50

Hioki

Ac/Dc Clamp Meter CM4373-50 - True RMS 2000 A AC/DC Clamp Meter for the Toughest Situations With DMM Functions that Deliver Top Safety

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Hioki clamp meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. The CM4373-50 is a 2000 A True RMS clamp meter that features stronger jaws, IP54 dustproof and waterproof enclosure to enable professionals to work quickly in tough situations including the development, repair, and maintenance of equipment and devices such as electric vehicles. Additionally, the high-voltage DC measurement capability of up to 2000 V (*1) is ideal for the clamp maintenance inspections of electrical and solar power equipment.
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Key Features
  • CAT IV 600 V, CAT III 1000 V\n\nWhen using P2000: CAT III 2000 V, CAT IV 1000 V
  • Measure DC voltages of up to 2000 V (*1) for open voltage inspections of solar panels
  • Simultaneously measure inrush current in RMS and crest values
  • Easily transfer measurement data to your smartphone or tablet by using our free app GENNECT Cross or to an Excel® file (*2)
  • Harmonic analysis from 1st to 30th order with GENNECT Cross (*2)
  • Automatic AC/DC function helps boost work efficiency
Basic Specifications
DC Current range 600.0 A/2000 A, Basic accuracy: ±1.3% rdg. ±0.3 A (600 A range)
AC Current range 600.0 A/2000 A (10 Hz to 1 kHz, True RMS), Basic accuracy 45 - 66 Hz: ±1.3% rdg. ±0.3 A (at 600 A)
Crest factor 600.0 A range: 3 or less
2000 A range: 2.84 or less
DC+AC Current range 600.0 A/2000 A (10 Hz to 1 kHz, True RMS), Basic accuracy DC, 45-66 Hz: ±1.3% rdg. ±1.3 A (at 600 A)
DC Voltage range 600.0 ｍV to 1000 V (When using P2000: 600.0 V to 2000 V)
AC Voltage range 6.000 V to 1000 V, 4 ranges (15 Hz to 1 kHz, True RMS), Basic accuracy 45 - 66 Hz: ±0.9% rdg. ±0.003 V (at 6 V)
DC+AC Voltage range 6.000 V to 1000 V, 4 ranges, Basic accuracy DC, 45 - 66 Hz: ±1.0% rdg. ±0.013 V (at 6 V)
Resistance range 600.0 Ω to 6.000 MΩ, 5 ranges, Basic accuracy: ±0.7% rdg. ±0.5 Ω (at 600 Ω)
Capacitance range 1.000 μF to 1000 μF, 4 ranges, Basic accuracy: ±1.9% rdg. ±0.005 μF (at 1 μF)
Frequency range 9.999 Hz to 999.9 Hz, 3 ranges, Basic accuracy: ±0.1% rdg. ±0.003 Hz (at 9.999 Hz)
Temperature (K) -40.0 to 400.0 ˚C, add temperature probe accuracy to basic accuracy of ±0.5% rdg. ±3.0 ˚C
Voltage detection Hi: 40 V to 600 V AC, Lo: 80 V to 600 V AC, 50/60 Hz
Other functions DC power, Continuity check, Diode check, Automatic AC/DC detection, Pass/fail judgement function of DC A and DC V, Max/Min/Average/PEAK MAX/ PEAK MIN value display, Low-pass filter function, Display value hold, Auto hold, Back light, Auto-power save, Buzzer sounds, Zero-adjustment, etc.
Dustproof, waterproof IP54 (Storage or measurement of current of an insulated conductor)
Power supply LR03 Alkaline battery ×2
Continuous use: 40 hr (without Z3210 installed), 24 hr. (with Z3210 installed and using wireless communications)
Other conditions: 100 A AC measurement, backlight off, 23°C reference value
Core jaw diameter φ55 mm (2.17 in), Jaw dimension: 92 mm (3.62 in) W×18 mm (0.71 in) D
Dimensions and mass 65 mm (2.56 in) W×250 mm (9.84 in) H×35 mm (1.38 in) D mm, 530 g (18.7 oz)
Included accessories Test Lead L9300, Carrying Case C0203, LR03 Alkaline battery ×2, Instruction Manual×2, Operating Precautions ×1
Instrument Type Clamp Meter
More Information
Attribute Value
Data Sheet Click here to view

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