CM3291 AC CLAMP METER CM3291

Product enquiry for CM3291 AC CLAMP METER CM3291

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Hioki clamp meters are best-in-class measuring devices incorporating Hioki’ s expertise in current sensing technology. The CM3291 is a true RMS rectified 2000A AC clamp meter that features a broad operating temperature range of -25° C to 65° C, thin and compact clamp core and optional flexible current sensor that you can attach to let you get into the tightest spots.

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

AC Current range 42.00 to 2000 A, 3 ranges (40 Hz to 1 kHz, True RMS),
Basic accuracy 45-66 Hz: ±1.5% rdg. ±5 dgt.
DC Voltage range 420.0 mV to 600 V, 5 ranges, Basic accuracy: ±1.0 % rdg. ±3 dgt. (at 4.2 V range)
AC Voltage range 4.200 V to 600 V, 4 ranges (45 to 500 Hz, True RMS),
Basic accuracy 45-66 Hz: ±1.8% rdg. ±7 dgt. (at 4.2 V range)
Crest factor For 2500 counts or less, 2.5 Reduces linearly to 1.5 or less at 4200 counts But, 1.5 or less for 2000 A ACA range
Resistance range 420.0 Ω to 42.00 MΩ, 6 ranges, Basic accuracy: ±2.0 % rdg. ±4 dgt. (at 420 Ω range)
Other functions Continuity check: Buzzer sounds at 50 Ω ±40 Ω or less, Data hold, Auto power save, Drop-proof from height of 1 meter
Power supply Coin type lithium battery (CR2032) ×1, Continuous use 70 hours
Core jaw diameter φ 46 mm (1.81 in), Jaw dimension: 65 mm (2.56 in) W × 13 mm (0.51 in) D
Dimensions and mass 57 mm (2.24 in) W × 198 mm (7.80 in) H × 16 mm (0.63 in) D, 103 g (3.6 oz)
Accessories Carrying case ×1, TEST LEAD L9208 ×1, Coin type lithium battery CR2032 (for trial purposes only) ×1, Instruction manual ×1, Download guide ×1, Operating precautions ×1

Key Features

• AC only, measure up to 2000 AAC
• -25 °C to 65 °C operating temperature range
• Also measure resistance, continuity, AC and DC voltage

Application Notes