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Hioki AC/DC Clamp Meter CM4373-50

SKU ADECO Category Clamp Meters Brand HIOKI Condition New

Specifications

Country of Origin Japan
Frequency 9.999 Hz – 999.9 Hz / ±0.1% rdg. ±0.003 Hz (at 9.999 Hz)
Brand HIOKI
Power Supply LR03 Alkaline battery 2
Dimensions 65 × 250 × 35 mm
Protection Type IP20 (Voltage measurement in dry conditions / closed jaw) / IP54 (Storage)
Model CM4373-50
Accessories Test Lead / Carrying Case / Batteries / Manuals
Weight 530 g
AC Voltage (V) 6.000 V – 1000 V / True RMS / ±0.9% rdg. ±0.003 V (at 6 V)
AC Current 600.0 A / 2000 A (10 Hz – 1 kHz / True RMS) / ±1.3% rdg. ±0.3 A (at 600 A)
Resistance 600.0 Ω – 6.000 MΩ / ±0.7% rdg. ±0.5 Ω (at 600 Ω)
DC Voltage (V) 600.0 mV – 1000 V (With P2010 - 600.0 V – 2000 V)
JAW Diameter φ55 mm / Jaw - 92 mm W × 18 mm D
Capacitance 1.000 μF – 1000 μF / ±1.9% rdg. ±0.005 μF (at 1 μF)
DC Current 600.0 A / 2000 A / ±1.3% rdg. ±0.3 A (600 A range)
Crest factor 600.0 A range - ≤3 / 2000 A range - ≤2.84
Voltage detection Hi - 40 V – 600 V AC / Lo - 80 V – 600 V AC / 50/60 Hz
Temperature (K) -40.0 to 400.0 ˚C / ±0.5% rdg. ±3.0 ˚C + probe accuracy
Harmonics Voltage/Current harmonic levels up to 30th (Z3210 installed) / Compatible with GENNECT Cross app
DC+AC Voltage (V) 6.000 V – 1000 V / ±1.0% rdg. ±0.013 V (at 6 V)
DC+AC Current 600.0 A / 2000 A (10 Hz – 1 kHz / True RMS) / ±1.3% rdg. ±1.3 A (at 600 A)

Key Features

  • Measure DC voltages of up to 2000 V 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
  • Harmonic analysis from 1st to 30th order with GENNECT Cross
  • Automatic AC/DC function helps boost work efficiency

Product Description

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 inspection of solar PV systems.

Applications

  • Voltage Inspections of High Voltage Photovoltaic Power Generation Facilities Need CAT III Measuring Instruments

Available on EnvMart, these Clamp Meters are designed for precise measurement of electrical current and voltage in circuits. Hioki Clamp Meters deliver high accuracy and reliability, making them essential for electrical testing, maintenance, and quality control applications.

Hioki AC/DC Clamp Meter CM4373-50
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Frequently Asked Questions

The Hioki AC/DC Clamp Meter CM4373-50 can measure AC currents up to 2000 A in the 10 Hz to 1 kHz range with a True RMS measurement capability.

This model can measure DC voltages from 600.0 mV to 2000 V when using the P2010 probe.

The frequency range supported is from 9.999 Hz to 999.9 Hz with an accuracy of ±0.1% reading ±0.003 Hz at 9.999 Hz.

The dimensions of the Hioki CM4373-50 are 65 × 250 × 35 mm, and it weighs 530 g.

Included accessories are a test lead, carrying case, batteries, and manuals.

This clamp meter can measure DC currents up to 2000 A with a True RMS capability.

The temperature measurement range is from -40.0 to 400.0 ˚C with an accuracy of ±0.5% reading ±3.0 ˚C plus probe accuracy.

It can perform harmonic analysis for voltage and current levels up to the 30th order when compatible with the GENNECT Cross app.

The Hioki CM4373-50 has an IP54 rating for dustproof and waterproof protection during storage, while it has an IP20 rating for voltage measurement in dry conditions with the jaw closed.

The maximum AC voltage measurement capacity is 1000 V with a True RMS capability.

The resistance measurement range is from 600.0 Ω to 6.000 MΩ with an accuracy of ±0.7% reading ±0.5 Ω at 600 Ω.

Measurement data can be easily transferred to a smartphone or tablet using the free GENNECT Cross app or exported to an Excel® file.

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