Hioki CM4371-90 AC/DC CLAMP METER (includes Wireless Adapter Z3210)
True RMS 600 A AC/DC Clamp Meter for the Toughest Situations With DMM Functions that Deliver Top Safety
Key Features and Functions
- CAT IV 600 V, CAT III 1000 V
- When using the P2010: 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 our free app GENNECT Cross (*2)
- Automatic AC/DC function helps boost work efficiency
*1 When using the optional DC High Voltage Probe P2010. The clamp meter itself is capable of measuring up to 1000 V DC.
*2 Wireless Adapter Z3210 is necessary.
Documents and Software:
Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology.
Accuracy guaranteed: 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 |
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 ?V to 1000 V (When using P2010: 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 |
Harmonic levels | [With Z3210 installed] Voltage/Current harmonic levels up to 30th, Content factor, Total harmonic distortion ratio |
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 |
Dustproof, waterproof | IP20 (Voltage measurement in a completely dry condition. When jaw closes) |
Power supply | LR03 Alkaline battery ×2 |
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) |
Included accessories | Test Lead L9300, Carrying Case C0203, LR03 Alkaline battery ×2, Instruction Manual×2, Operating Precautions ×1 |
Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology.
Accuracy guaranteed: 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 |
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 ?V to 1000 V (When using P2010: 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 |
Harmonic levels | [With Z3210 installed] Voltage/Current harmonic levels up to 30th, Content factor, Total harmonic distortion ratio |
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 |
Dustproof, waterproof | IP20 (Voltage measurement in a completely dry condition. When jaw closes) |
Power supply | LR03 Alkaline battery ×2 |
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) |
Included accessories | Test Lead L9300, Carrying Case C0203, LR03 Alkaline battery ×2, Instruction Manual×2, Operating Precautions ×1 |