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Hioki-CM4372 AC/DC CLAMP METER, 20/600 A (Bluetooth®)

True RMS 600 A AC/DC Clamp Meter with Bluetooth Wireless Technology for Advanced Applications and the Toughest Situations

Key Features and Functions

  • Send measured values to a smartphone or tablet using Bluetooth® wireless technology
  • Multiple measurement functions
  • IP54 dustproof and waterproof enclosure
  • Jaws (current sensor portion): IP50
  • Measure DC voltages of up to 1700 V (*1) for open voltage inspections of solar panels
  • Simultaneously measure inrush current in RMS and crest values
  • Expanded -25°C to 65°C operating temperature range
  • Automatic AC/DC function helps boost work efficiency

Documents and Software:

Product Number:

Hioki-CM4372

Manufacturer:

Hioki

Quantity:

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Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. The CM4372 is a 600A True RMS clamp meter that features stronger jaws, broader -25°C to 65°C operating temperature range and 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 1700 V (*1) is ideal for the clamp maintenance inspections of electrical and solar power equipment. Measured values can be sent to a smartphone or tablet using Bluetooth® wireless technology and displayed as waveforms in real time.

Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)

  • DC Current range: 20.00 A/600.0 A, Basic accuracy: ±1.3% rdg. ±0.08 A (20 A range)
  • AC Current range: 20.00 A/600.0 A (10 Hz to 1 kHz, True RMS), Basic accuracy 45-66 Hz: ±1.3% rdg. ±0.08 A (at 20 A)
  • Crest factor: 20.00 A range: 7.5, 600.0A range: 3 or less
  • DC+AC Current range: 20.00 A/600.0 A (10 Hz to 1 kHz, True RMS), Basic accuracy DC, 45-66 Hz: ±1.3% rdg. ±0.13 A (at 20 A)
  • DC Voltage range: 600.0 mV to 1700 V (*1), 5 ranges, Basic accuracy: ±0.5% rdg. ±0.5 mV (at 600 mV)
  • 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. ±0.013 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. ±0.023 V (at 6 V)
  • Resistance range: 600.0 Ω to 600.0 kΩ, 4 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:
    • Automatic AC/DC detection, Plus/Minus judgement function of DC A, DC V, Max/Min/Average/PEAK MAX/ PEAK MIN value display, Filter function, Display value hold, Auto hold, Back light, Auto-power save, Buzzer sounds, Zero-adjustment
  • Dustproof, waterproof:
    • Grip: IP54 (when measuring an insulated conductor only), Jaw (the current sensor portion of the instrument)/ barrier: IP50 *Risk of electric shock from the conductor being measured increases when wet.
  • Interface: Bluetooth® 4.0LE, Supported devices: iOS, Android™ smartphone/tablet
  • GENNECT Cross (free downloadable app) :
    • Display measured values and waveforms, Simple logging function, Waveform monitor function, Hold save function
  • Power supply: LR03 Alkaline battery ×2, Continuous use: 45 hr (Backlight OFF, Bluetooth® OFF), 24 hr (Backlight OFF, Bluetooth® ON)
  • Core jaw diameter: φ33 mm (1.30 in), Jaw dimension: 69 mm (2.72 in) W× 14 mm (0.55 in) D
  • Dimensions and mass: 65 mm (2.56 in) W × 215 mm (8.46 in) H × 35 mm (1.38 in) D mm, 340 g (12.0 oz)
  • Accessories:
    • TEST LEAD L9207-10, CARRYING CASE C0203, LR03 Alkaline battery ×2, Instruction Manual ×1, Precautions Concerning Use of Equipment that Emits Radio Waves ×1
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Description
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Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. The CM4372 is a 600A True RMS clamp meter that features stronger jaws, broader -25°C to 65°C operating temperature range and 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 1700 V (*1) is ideal for the clamp maintenance inspections of electrical and solar power equipment. Measured values can be sent to a smartphone or tablet using Bluetooth® wireless technology and displayed as waveforms in real time.

Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)

  • DC Current range: 20.00 A/600.0 A, Basic accuracy: ±1.3% rdg. ±0.08 A (20 A range)
  • AC Current range: 20.00 A/600.0 A (10 Hz to 1 kHz, True RMS), Basic accuracy 45-66 Hz: ±1.3% rdg. ±0.08 A (at 20 A)
  • Crest factor: 20.00 A range: 7.5, 600.0A range: 3 or less
  • DC+AC Current range: 20.00 A/600.0 A (10 Hz to 1 kHz, True RMS), Basic accuracy DC, 45-66 Hz: ±1.3% rdg. ±0.13 A (at 20 A)
  • DC Voltage range: 600.0 mV to 1700 V (*1), 5 ranges, Basic accuracy: ±0.5% rdg. ±0.5 mV (at 600 mV)
  • 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. ±0.013 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. ±0.023 V (at 6 V)
  • Resistance range: 600.0 Ω to 600.0 kΩ, 4 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:
    • Automatic AC/DC detection, Plus/Minus judgement function of DC A, DC V, Max/Min/Average/PEAK MAX/ PEAK MIN value display, Filter function, Display value hold, Auto hold, Back light, Auto-power save, Buzzer sounds, Zero-adjustment
  • Dustproof, waterproof:
    • Grip: IP54 (when measuring an insulated conductor only), Jaw (the current sensor portion of the instrument)/ barrier: IP50 *Risk of electric shock from the conductor being measured increases when wet.
  • Interface: Bluetooth® 4.0LE, Supported devices: iOS, Android™ smartphone/tablet
  • GENNECT Cross (free downloadable app) :
    • Display measured values and waveforms, Simple logging function, Waveform monitor function, Hold save function
  • Power supply: LR03 Alkaline battery ×2, Continuous use: 45 hr (Backlight OFF, Bluetooth® OFF), 24 hr (Backlight OFF, Bluetooth® ON)
  • Core jaw diameter: φ33 mm (1.30 in), Jaw dimension: 69 mm (2.72 in) W× 14 mm (0.55 in) D
  • Dimensions and mass: 65 mm (2.56 in) W × 215 mm (8.46 in) H × 35 mm (1.38 in) D mm, 340 g (12.0 oz)
  • Accessories:
    • TEST LEAD L9207-10, CARRYING CASE C0203, LR03 Alkaline battery ×2, Instruction Manual ×1, Precautions Concerning Use of Equipment that Emits Radio Waves ×1
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