Self-contained, leakproof and reliable, with a highly-readable display, the TT30 digital earth tester accurately measures the resistance of earths. Lightweight and easy to use, this site instrument is specifically designed for use in the field.

- Measurement 3 or 2 wires digital method

- earth resistance : 0.00 to 2,000Ω (3 cal.)

- 3 fault presence indicators to validate the measurement

- measurement frequency : 128Hz

- connection of rods to colour-coded terminals

- a removable captive connection strip between H and S for measurement of 2-wire resistance

- large 2,000-count digital display with 18 mm digits : excellent readability

- protection by an HRC fuse

- power supply : 8 x 1.5V batteries for average charge life of 1,800 measurements of 15 seconds each

Supplied with batteries, transportation strap and "Earth Resistivity" manual (set of earth rods not supplied).