Hioki Clamp on HiTester 3291-50

60A to 1000A AC Load Current Clamp Meter with 45Hz to 400Hz bandwidth in innovative flip design

Hioki clamp on meters are best-in-class measuring devices incorporating Hioki’s expertise in current sensing technology. The 3291-50 features a thin and compact clamp core that can measure load current between a wide 60 to 1000A range. The clamp meter is constructed so that the position of the display panel can be adjusted to suit the measuring location, and the back light makes it easy to use even in dark locations.

• Innovative flip clamp design
• Flip display to see measurement readings from any angle
• Max. 1000A
• 3 ranges, bar graph display

■ Basic specifications (Accuracy guaranteed for 1 year, or opening and closing of the clamp sensor 10,000 times)

AC current 60.00/ 600.0/ 1000 A, 3 ranges, 45 Hz to 400 Hz, True RMS
Basic accuracy: ±1.5 % rdg. ±5 dgt. (50/60 Hz, filter ON)
AC voltage N/A
Frequency N/A
Crest factor 2.8 or less (1.68 or less at 1000 A range)
Filter function Cut off frequency 180 Hz at filter ON (-3 dB)
Output function N/A
Other functions Flip-open mechanism (but still retaining proper orientation of display), Back light, Maximum value display, Data hold, Auto power off
Display Digital LCD, max. 6000 dgt., 91 segments
Display refresh rate: 1.1 sec or less
Power supply Coin type lithium battery (CR2032) ×1, Continuous use 20 hours
Core jaw dia. φ 30 mm (1.18 in)
Dimensions and mass 50 mm (1.97 in) W × 136 mm (5.35 in) H × 26 mm (1.02 in) D, 115 g (4.1 oz)
Accessories Carrying Case 9757 ×1, Strap ×1, Instruction manual ×1, Coin type lithium battery (CR2032, for trial purposes only) ×1

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