"Our job is helping you do your job"
The true RMS rectified clamp meter features a broad operating temperature range of 13 to 149°F (-25 to 65°C), as well as a thin and compact clamp core. The portable, compact design with a large jaw allows you to clamp with ease, and it is rugged enough to withstand a 3.28' (1 m) drop onto concrete.
The true RMS rectified clamp meter features a broad operating temperature range of 13 to 149°F (-25 to 65°C), as well as a thin and compact clamp core. The portable, compact design with a large jaw allows you to clamp with ease, and it is rugged enough to withstand a 3.28' (1 m) drop onto concrete.
Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. The new AC Clamp Meter CM3291 features a new and innovative jaw design that lets you get between narrow cable gaps despite the large jaw offering, improving work efficiency at the worksite. The compact meter delivers a wide measurement range from a few amperes up to 2000 A.
Features
Applications
| AC Current Range | 42 to 2000 A, 3 ranges (50 to 60 Hz, Average rectified) Basic accuracy 50-60 Hz: ±1.5% rdg ±5 dgt. |
| DC Voltage Range | 420 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) |
| Crest Factor | For 2500 counts or less, 2.5 Reduces linearly to 1.5 or less at 4200 counts 1.5 or less for 2000 A ACA range |
| Resistance Range | 420 Ω to 42 MΩ, 6 ranges Basic accuracy: ±2% rdg. ±4 dgt (at 420 Ω range) |
| Power Supply | Coin type lithium battery (CR2032) x1, Continuous use 120 hours |
| Core Jaw Diameter | φ 1.81" (46 mm), Jaw dimension: 2.56 x 0.51" (65 x 13 mm) |
| Dimensions | 2.24 x 7.80 x 0.63" (57 x 198 x 16 mm) |
| Weight | 103 g (3.6 oz) |
| AC Current Range | 42 to 2000 A, 3 ranges (50 to 60 Hz, Average rectified) Basic accuracy 50-60 Hz: ±1.5% rdg ±5 dgt. |
| DC Voltage Range | 420 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) |
| Crest Factor | For 2500 counts or less, 2.5 Reduces linearly to 1.5 or less at 4200 counts 1.5 or less for 2000 A ACA range |
| Resistance Range | 420 Ω to 42 MΩ, 6 ranges Basic accuracy: ±2% rdg. ±4 dgt (at 420 Ω range) |
| Power Supply | Coin type lithium battery (CR2032) x1, Continuous use 120 hours |
| Core Jaw Diameter | φ 1.81" (46 mm), Jaw dimension: 2.56 x 0.51" (65 x 13 mm) |
| Dimensions | 2.24 x 7.80 x 0.63" (57 x 198 x 16 mm) |
| Weight | 103 g (3.6 oz) |
