Ground resistance

20.0 to 49.9 ohm (±10 % rdg.), 50.0 to 500.0 ohm (±5 % rdg.)

Principle of operation

Voltage comparison method (Measurement of voltage at loop impedance serial resonance)
Open circuit voltage: 0.9 V ACpeak typ. Testing current: 3.6 mA AC max. with terminals shorted, Testing frequency: 100 kHz to 1.5 MHz

Features

Energy saving mode, Resonance indicator, Battery check

Power consumption

LR6(AA) alkaline batteries × 4, Continuous use: 8 hours

Dimensions and mass

155 (6.10in) W × 98 (3.86in) H × 49 (1.93in) D mm, 380g (13.4oz)

Supplied accessories

MEASUREMENT CABLE 9265 (black 1 m (3.28 ft), red 20 m (65.62 ft), one each; CABLE WINDER × 1), LR6(AA) alkaline batteries × 4, CARRYING CASE 9338 × 1

Basic specifications (Accuracy guaranteed for 1 year)