AEMC^®Instruments

Clamp-On Ground Resistance Testers

The Clamp-On Ground Resistance Testers measure ground rod and grid resistance without the use of auxiliary ground rods. Offer accurate readings from 0.01 to 1200Ω as well as ground leakage current from 1mA to 30Arms without disconnecting the rod under test.

Model 3711 [Catalog No. 2117.60]

• Ground Resistance Tester Model 3711 (Clamp-On)

Model 3731 [Catalog No. 2117.61]

• Ground Resistance Tester Model 3731 (Clamp-On)
  with memory and alarm

3-Point Ground Resistance Testers

The AEMC® 3-Point Ground Resistance Testers are available in both analog and digital models. These Fall-of-Potential testers are designed to reject high levels of noise and interference. Measurement ranges up to 1999Ω. Also available as a complete kit which includes leads, ground rods and carrying case.

Model 3620 [Catalog No. 2114.90]

• Ground Resistance Tester Model 3620 (Analog, 3-Point)

Model 3640 [Catalog No. 2114.92]

• Ground Resistance Tester Model 3640 (Digital, 3-Point)

4-Point Ground Resistance Testers

The AEMC® 4-Point Ground Resistance Testers are ideal for both soil resistitivity and Fall-of-Potential testing. Models are available as battery powered or AC power cord. All models are available in complete kit form which includes leads, ground rods and carrying bag.

Model 6470 [Catalog No. 2135.01]

• The Digital Ground Resistance Tester Model 6470 performs grounding resistance, earth coupling measurement, soil resistivity and bonding tests.

Model 4610 [Catalog No. 2114.94]

• Ground Resistance Tester Model 4610 (Digital, 4-Point)

Model 4620 [Catalog No. 2130.43]

• Ground Resistance Tester Model 4620 (Digital, 4-Point, Battery Powered)

Model 4630 [Catalog No. 2130.44]

• Ground Resistance Tester Model 4630 (Digital, 4-Point, Rechargeable Battery)

Multi-Function Ground Resistance Testers

The AEMC® Multi-Function Ground Resistance Tester performs grounding resistance, earth coupling measurement, soil resistivity and bonding tests. This direct reading tester measures from 0.01 to 99,000Ω, and is auto-ranging, automatically seeking out the optimum measurement range test current and test frequency.

Model 6470 [Catalog No. 2135.01]

• The Digital Ground Resistance Tester Model 6470 performs grounding resistance, earth coupling measurement, soil resistivity and bonding tests.