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Hioki 3257-50 Digital Multimeter

condition: Brand NewPart #: HI-3257-50Availability: Out of StockInfo Message: DISCONTINUED ITEM
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DISCONTINUED ITEM- Replacement Model: Hioki DT4253 Digital Multimeter

The Hioki 3257-50 DMM provides true RMS measurement with the terminal interlock mechanism.

  • Shutter mechanism prevents incorrect test lead connection
  • True RMS measurement
  • Outstanding safety features, CE marking, 600 V Bussmann fuse, and fail-safe shutter mechanism
  • Enhanced functions, Duty factor measurement and Relative function
  • 3257-50 (without holster)
  • 3257-51 (with holster)
  3256-50 3257-50
DC Voltage Range 420.0 mV to 1000 V, 5 ranges, Basic accuracy: ±0.5 % rdg. ±2 dgt.
AC Voltage Range/ 50 to 500 Hz 420.0 mV to 1000 V, 5 ranges, Basic accuracy: ±1.2 % rdg. ±3 dgt., (Average rectified) 420.0 mV to 1000 V, 5 ranges, Basic accuracy: ±1.2 % rdg. ±3 dgt., (True RMS, crest factor 3)
Resistance 420.0 Ω to 42.00 MΩ, 6 ranges, Basic accuracy: ±0.7 % rdg. ±2 dgt.
DC Current 42.00 μA to 420.0 mA, 10 A, 6 ranges, Basic accuracy: ±1.5 % rdg. ±4 dgt.
AC Current/ 50 to 500 Hz 42.00 μA to 420.0 mA, 10 A, 6 ranges, Basic accuracy: ±2.5 % rdg. ±5 dgt., (Average rectified) 42.00 μA to 420.0 mA, 10 A, 6 ranges, Basic accuracy: ±2.5 % rdg. ±5 dgt., (True RMS, crest factor 3)
Hz (Frequency) 199.99 Hz to 500.0 kHz, 5 ranges, Basic accuracy: ±0.02 % rdg. ±1 dgt., Input level: 0.8 V to 1000 V, 4 levels, Frequencies of less than 0.50 Hz cannot be measured
Duty Ratio Measure Not available 5 to 95 % , Frequency range: 10 Hz to 10 kHz, Basic accuracy: ±1.0 % rdg. ±15 dgt.
Voltage Detection Bring the top close to the power line, when the voltage is outside of the detection range, buzzer and the display blinks Not available
Continuity Buzzer Threshold 50 Ω ± 40 Ω, Open terminal voltage: 3.4 V or less
Diode Check Open terminal voltage: 3.4 V or less, Testing current: 700 μA
Other Function Relative value, Memory, Auto power save, Auto hold, Recoding (Max./ Min. / Ave.)
Display Digital/ LCD, max. 4200 digits (19999 digits at frequency measure)
Sample Rate 2.5 times/s (except Frequency), 5 times/s (Frequency, over 5 Hz), 25 times/s (Update of bar graph)
Power Supply Manganese battery (R03) ×2, Continuous use: 100 hours
Dimensions and Mass 76W (2.99in) × 167H (6.57in) × 33D (1.30in) mm, 260 g (9.2 oz)
Supplied Accessories TEST LEAD×1, Instruction Manual×1, Manganese batteries(R03)×2 (for trial purposes only), CARRYING CASE 9378×1
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