Ground Resistance Testers

Fall-of-Potential method Measures ground resistance (2- and 3-Point) Autoranging: automatically selects the optimum range Designed to reject high levels of noise and interference Extremely simple to operate: connect press read LED on faceplate informs operator of high input noise, high auxiliary rod resistance and fault connections Battery powered Rugged dustproof and rainproof field case Color-coded terminals May be used for continuity tests on bonding

AEMC Model # 4630 AEMC Catalog # 2130.44 Measures soil resistivity (4-Point) method Measures ground resistance (2- and 3-Point) Fall-of-Potential method Step voltage tests and touch potential measurements Auto-Ranging: automatically selects the optimum range Designed to reject high levels of noise interference Extremely simple to operate: connect press read LED on faceplate informs operator of high input noise, high auxiliary rod resistance and fault connections AC powered with rechargeable NiMH batteries Rugged, dustproof and rainproof field case Can also be used for continuity tests on bonding Color-coded terminals > Each Unit Includes Battery AC Power Cord User Manual

Measures Soil Resistivity (4-Point) Measures Ground Resistance(2- and 3-Point) Fall-of-Potential Method Step Voltage Tests and Touch Potential Measurements Auto-Ranging: Automatically Selects the Optimum Range and Test Current Designed to Reject High Levels of Noise and Interference Extremely Simple to Operate: Connect –press – read ED on Faceplate Informs Operator of High Input Noise, High Auxiliary Rod Resistance and Fault Connections Large Easy-to-read Backlit Display AC Powered with Rechargeable NiMH Batteries Rugged Dustproof and Rainproof Field Case Can also be used for Continuity Tests on Bonding Color-coded Terminals

Measures soil resistivity (4-Point) method Measures ground resistance (2- and 3-Point) Fall-of-Potential method Step voltage tests and touch potential measurements Auto-Ranging: automatically selects the optimum range Designed to reject high levels of noise interference Extremely simple to operate: connect press read LED on faceplate informs operator of high input noise, high auxiliary rod resistance and fault connections AC powered with rechargeable NiMH batteries Rugged, dustproof and rainproof field case Can also be used for continuity tests on bonding Color-coded terminals > Each Unit Includes Meter (2) 1ft Color-coded Leads (2) 15ft Leads on Spools (4) Auxiliary Ground Electrodes 1ft Tape Measure Carrying Bag AC Power Cord Ground Workbook User Manual

Measures soil resistivity (4-Point) method Measures ground resistance (2- and 3-Point) Fall-of-Potential method Step voltage tests and touch potential measurements Auto-Ranging: automatically selects the optimum range Designed to reject high levels of noise interference Extremely simple to operate: connect press read LED on faceplate informs operator of high input noise, high auxiliary rod resistance and fault connections AC powered with rechargeable NiMH batteries Rugged, dustproof and rainproof field case Can also be used for continuity tests on bonding Color-coded terminals > Each Unit Includes Meter (2) 1ft Color-coded Leads (2) 5ft Leads on Spools (4) Auxiliary Ground Electrodes 1ft Tape Measure Carrying Bag AC Power Cord Ground Workbook User Manual

Manual or automatic frequency scan from 40 to 513Hz for test accuracy in electrically noisy environments Selectable test voltage 16 or 32V up to 250mA test current 4-Point soil resistivity measurement with automatic calculation of Rho and user selection of Wenner or Schlumberger test method 2- and 4-Wire DC resistance measurement (Bond testing) with automatic polarity reversal Auto-off power management Rugged dustproof and rainproof field Rechargeable NiMH batteries from wall charger or vehicle power Remote set up and operation of all measurements using DataView® software supplied Stores up to 512 complete test results in internal memory Auto-off power management Automatic recognition of all electrode connections and their resistance value Includes DataView software

3-Point fall-of-potential measurement 3-point earth coupling measurement Manual or automatic frequency scan from 4 to 513Hz for test accuracy in electrically noisy environments. Earth coupling testing and measuring Selectable test voltage of 16 or 32V with up to 25mA of test current. 4-point soil resistivity measurement with automatic calculation of Rho (r) and user selection of the Wenner or Schlumberger test method. 2- and 4-Wire DC resistance measurement (Bond testing) with automatic polarity reversal Auto-off power management Automatic recognition of all electrode connections and their resistance value. Stores up to 512 complete test results in internal memory. Optically isolated USB communications Remote set up and operation of all measurements using DataView software supplied Automatic report generation Rechargeable NiMH batteries from wall charger or vehicle power

4-Pole (4-Point) Fall-of-Potential measurement for very low resistance measurements with manual and automatic frequency selection and automatic lead compensation 4-Pole (4-Point) Soil Resistivity measurement with automatic calculation of Rho (r) and user selection of the Wenner or Schlumberger test method 3-Pole (3-Point) Earth Coupling measurement Manual and automatic frequency scan from 40 to 513Hz for optimum test accuracy in electrically noisy environments Selectable test voltage of 16 or 32V up to 250mA of test current Auto-off power management Automatic recognition of all electrode connections and their resistance value Stores up to 512 complete test results in internal memory Optically isolated USB communication Remote set up and operation of all measurements using DataView® software supplied Automatic report generation Rechargeable NiMH batteries from wall charger or vehicle powerRugged dustproof and rainproof field case Ð IP54 rated in closed position Grounding standards IEC 61557 parts 4 and 5 compliant > Each Unit Includes Includes DataView® software for data storage, real-time display, analysis, report generation and system configuration