Hioki clamp-on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. The CM4374 is a 2000A True RMS clamp meter that features stronger jaws, broader -25℃ to 65℃ 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.
Key Features: Hioki CM4374 AC/DC CLAMP METER
- Send measured values to a smartphone or tablet using Bluetooth® wireless technology
- Multiple measurement functions
- Automatic AC/DC function helps boost work efficiency
- Measure DC voltages of up to 1700 V (*1)
- Simultaneously measure inrush current in RMS and crest values
- Expanded -25 °C to 65 °C operating temperature range
- IP54 dustproof and waterproof enclosure *Jaws (current sensor portion): IP50
Specifications: Hioki CM4374 AC/DC CLAMP METER
| DC Current range |
600.0 A/2000 A, Basic accuracy: ±1.3% rdg. ±0.3 A (600A range) |
| AC Current range |
600.0 A/2000 A (10 Hz to 1 kHz, True RMS), Basic accuracy: ±1.3% rdg. ±0.3 A (600A range) |
| 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 1500 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: ±0.9% rdg. ±3 dgt. |
| DC+AC Voltage range |
6.000 V to 1000 V, 4 ranges, Basic accuracy: ±1.0% rdg. ±7 dgt. |
| Resistance range |
600.0 Ω to 600.0 kΩ, 4 ranges, Basic accuracy: ±0.7% rdg. ±5 dgt. |
| Capacitance range |
1.000 μF to 1000 μF, 4 ranges, Basic accuracy: ±1.9% rdg. ±5 dgt. |
| Frequency range |
9.999 Hz to 999.9 Hz, Basic accuracy: ±0.1% rdg. ±1 dgt. |
| 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: 24 hr (Backlight OFF, Bluetooth® ON), 45 hr (Backlight OFF, Bluetooth® OFF) |
| Core jaw diameter |
92 mm (3.62 in) W×18 mm (0.71 in) D, φ55 mm (2.17 in) |
| 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) |
Includes: Hioki CM4374 AC/DC CLAMP METER
- Hioki CM4374 AC/DC CLAMP METER
Accessories: Hioki CM4374 AC/DC CLAMP METER
| 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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