CM3281 – AC Clamp Meter

Hioki

Large Jaw Lets You Clamp with Ease, ‌Measure thick cables right at the terminal

Hioki

CM3281 – AC Clamp Meter (Average rectified)

Overview

Hioki clamp meters are best-in-class measuring devices incorporating Hioki’ s expertise in current sensing technology. The CM3281 is an average rectified 2000 A 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.

Key Features

  • AC only, measure up to 2000 A AC
  • -25°C to 65°C operating temperature range
  • Also measure resistance, continuity, AC and DC voltage
  • Optional flexible current sensor CT6280 is available.
  • CAT IV 300 V, CAT III 600 V
Category:
AC Current range 42.00 to 2000 A, 3 ranges (50 Hz to 60 Hz, Average rectified),
Basic accuracy 50-60 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, Average rectified),
Basic accuracy 45-66 Hz: ±1.8% rdg. ±7 dgt. (at 4.2 V 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 120 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

Optional Flexible Current Sensor – CT6280

Core jaw dia. φ 130 mm (5.12 in) (Cable cross-section diameter: 5 mm (0.20 in); tip cap diameter: 7 mm (0.28 in))
AC Current 419.9 A/ 4199 A, 2 ranges (±3.0 % rdg. ±5 dgt.)
Cable length 800 mm (31.5 in)

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