Hioki FT3151 เครื่องวัดคงวาต้านทานดิน

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



Measurement system
AC potentiometer method, Three-electrode method/ two-electrode method (switchable)Measuring frequency: 575 Hz/ 600 HzMeasurement current: Three-electrode method: 15 mA rms or less; Two-electrode method: 3 mA rms or lessOpen circuit voltage: 50 V AC rms or less


Measurement range
10 Ω (0 to 11.5 Ω)
100 Ω (0 to 115 Ω)
1000 Ω (0 to 1150 Ω)


Nominal Deviation
±0.25 Ω
±2.5 Ω
±25 Ω


Functions
Auxiliary earth resistance check S (P)/ H(C)


Earth potential measurement
0 to 30 V, Nominal Deviation: ±3.0 % f.s.


Power supply
LR6 (AA) Alkaline battery ×6, 1100 times operation (at 30 sec. measurement/ 30 sec. rest cycle)


Dimensions and mass
164 mm (6.46 in)W × 119 mm (4.69 in)H × 88 mm (3.46 in)D, 760 g (26.8 oz)


Accessories
Auxiliary Earthing Rod L9840 (2 piece set) ×1, Measuring cable L9841 (alligator clip, black 4 m (13.12 ft)), Measurement Cable L9842-11 (yellow 10 m (32.81 ft), equipped with winder), Measurement Cable L9842-22 (red 20 m (65.62 ft), equipped with winder) ×1, LR6 (AA) Alkaline battery ×6, Carrying Case C0106 ×1, Instruction manual ×1