ESCO EA710DA-1. Ground resistance meter

Manufacturer

Hioki Electric (HIOKI)

Model number

FT 3151

Grounding resistance

10/100/1000Ω (accuracy: ±0.25Ω (10Ω)/±2.5Ω (100Ω)/±25Ω (1000Ω)

Ground voltage

0 to 30V (accuracy: ±3.0%f.s)

Function

Measurement method switching (2-pole method or 3-pole method)
Measurement frequency switching (575Hz or 600Hz)
Auxiliary grounding resistance (P/C) check

Power supply

AA batteries x 6 (included)

Size

164(W)×88(D)×119(H)mm

Weight

760 grams

Accessories

・Auxiliary grounding rod (2 pieces)
・Measurement code (black (crocodile mouth) 4m, yellow 10m, red 20m 1 each)
・Portable case
・Instruction manual

Measurement frequency switching button

It is difficult to be affected by hononic ground voltage, etc., and the wobble of the guideline of the current gauge is reduced.

Measurement items

Grounding resistance, ground voltage

Output voltage

AC without DC component (less than 1% of the AC effective value component)

Open circuit voltage

Less than AC50V rms

Measuring current

Less than AC15mA rms (when using the 2-electrode method: less than AC3 mA rms)

Measurement frequency

575Hz/600Hz (tolerance: ±10%)

Measurement method