• Fall-of-Potential method for 2- and 3-Point ground resistance tests
• Direct reading on large analog display 0.5 to 1000Ω and easy 25Ω readings
• Large 3.1" (77mm), easy-to-read scale for accurate readings
• Built-in battery check
• Three color-coded terminals
• Large press-to-measure buttons
• Portable and compact
• Extremely simple to operate: connect - press - read
• Designed to reject high levels of noise and interference

Applications:

The Ground Resistance Tester Catalog 2114.90 is the ideal instrument for electrical contractors, power utilities, REAs, telephone and CATV technicians, and inspectors who must check ground to determine compliance with NEC, OSHA and other specifications. Applications include:

• Measuring earth resistance of the type of single rod or small ground grids often found in remote telecommunication switching sites
• Measuring ground electrode resistance of lightning protection equipment
• Measuring the earth electrode resistance of equipment in recreational areas
• Testing electrode resistance of ground rods and grids at new construction sites, when utility supplied power has not been supplied
• Testing earth electrode resistance of grounded towers at cellular phone remote installations

• 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

Applications:

• Three-point measurements for measuring resistance to ground of ground rods and grids. Three-point measurements are generally used when the electrode or grid is easily disconnected, if corrosion is suspected, or where ground faults are unlikely to occur.
• Two-point tests for continuity on bonding or on pre-established grounds. This test is commonly performed in urban environments where proper auxiliary electrode placement may be obscured by confined real estate. Measurements are referenced against a good local ground conductor

• 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
• Battery powered
• Rugged, dustproof and rainproof field case
• Can also be used for continuity tests on bonding
• Color-coded terminals

Applications:

• Three-Point measurements of resistance to ground of ground rods and grids. Three-Point measurements are generally used when the electrode or grid can be easily disconnected, if corrosion is suspected, or in circumstances where ground faults are unlikely to occur
• Four-Point tests or soil resistivity measurements. Locating areas of lowest soil resistivity is essential for achieving an economical grounding installation
• Touch potential measurements, an alternative to 3-Point tests in evaluating electrical safety. This test is recommended when the ground cannot be disconnected, where ground faults are highly likely to occur, or when the "footprint" of grounded equipment is comparable to the size of the ground to be tested

• 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

Applications:

• Three-Point measurements of resistance to ground of ground rods and grids. Three-Point measurements are generally used when the electrode or grid can be easily disconnected, if corrosion is suspected, or in circumstances where ground faults are unlikely to occur
• Four-Point tests or soil resistivity measurements. Locating areas of lowest soil resistivity is essential for achieving an economical grounding installation
• Touch potential measurements, an alternative to 3-Point tests in evaluating electrical safety. This test is recommended when the ground cannot be disconnected, where ground faults are highly likely to occur, or when the "footprint" of grounded equipment is comparable to the size of the ground to be tested.

• 4-Pole (4-Point) Fall-of-Potential measurement for very low resistance measurements with manual or automatic frequency selection and automatic lead compensation
• 3-Point Fall-of-Potential measurement
• 3-Point earth coupling measurement
• Manual or automatic frequency scan from 40 to 513Hz for test accuracy in electrically noisy environments
• Earth coupling testing
• 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
• 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
• Rechargeable NiMH batteries from wall charger or vehicle power
• Rugged dustproof and rainproof field
• Includes DataView® software

Applications:

• 3-Point measurements of resistance to ground of ground rods and grids. 3-Point measurements are used when electrode or grid can be easily disconnected.
• 4-Point tests or soil resistivity measurements. Locating areas of lowest soil resistivity is essential for achieving an economical grounding installation.
• Touch and step potential testing measurements. These tests are recommended when the ground cannot be disconnected, where ground faults are highly likely to occur, or when the "footprint" of grounded equipment (the outline of the part of equipment in contact with earth) is comparable to the size of the ground to be tested.
• 2- or 4-Wire tests for continuity tests on bonding or on grounding systems. Test is a DC resistive test using 250mA or more and is used to check bonding of all connection points on the ground system.
• Earth coupling measurement and display. Used to estimate the influence of two earth resistance systems that are not connected to each other.

• 4-Pole (4-Point) Fall-of-Potential measurement for very low resistance measurements with manual or automatic frequency selection and automatic lead compensation
• 3-Point Fall-of-Potential measurement
• 3-Point earth coupling measurement
• Manual or automatic frequency scan from 40 to 513Hz for test accuracy in electrically noisy environments
• Earth coupling testing
• 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
• 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
• Rechargeable NiMH batteries from wall charger or vehicle power
• Rugged dustproof and rainproof field
• Includes DataView® software

Applications:

• 3-Point measurements of resistance to ground of ground rods and grids. 3-Point measurements are used when electrode or grid can be easily disconnected.
• 4-Point tests or soil resistivity measurements. Locating areas of lowest soil resistivity is essential for achieving an economical grounding installation.
• Touch and step potential testing measurements. These tests are recommended when the ground cannot be disconnected, where ground faults are highly likely to occur, or when the "footprint" of grounded equipment (the outline of the part of equipment in contact with earth) is comparable to the size of the ground to be tested.
• 2- or 4-Wire tests for continuity tests on bonding or on grounding systems. Test is a DC resistive test using 250mA or more and is used to check bonding of all connection points on the ground system.
• Earth coupling measurement and display. Used to estimate the influence of two earth resistance systems that are not connected to each other.

• 4-Pole (4-Point) Fall-of-Potential measurement for very low resistance measurements with manual or automatic frequency selection and automatic lead compensation
• 3-Point Fall-of-Potential measurement
• 3-Point earth coupling measurement
• Manual or automatic frequency scan from 40 to 513Hz for test accuracy in electrically noisy environments
• Earth coupling testing
• S
• Measures earth coupling
• Selectable test voltage of 16 or 32V with up to 250mA 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 communication
• Remote set up and operation of all measurements using DataView® software supplied
• Automatic report generation
• Rechargeable NiMH batteries from wall charger or vehicle power

Applications:

• 3-Point measurements of resistance to ground of ground rods and grids. 3-Point measurements are used when electrode or grid can be easily disconnected.
• 4-Point tests or soil resistivity measurements. Locating areas of lowest soil resistivity is essential for achieving an economical grounding installation.
• Touch and step potential testing measurements. These tests are recommended when the ground cannot be disconnected, where ground faults are highly likely to occur, or when the "footprint" of grounded equipment (the outline of the part of equipment in contact with earth) is comparable to the size of the ground to be tested.
• 2- or 4-Wire tests for continuity tests on bonding or on grounding systems. Test is a DC resistive test using 250mA or more and is used to check bonding of all connection points on the ground system.
• Earth coupling measurement and display. Used to estimate the influence of two earth resistance systems that are not connected to each other.

• 4-Pole (4-Point) Fall-of-Potential measurement for very low resistance measurements with manual or automatic frequency selection and automatic lead compensation
• 3-Point Fall-of-Potential measurement
• 3-Point earth coupling measurement
• Manual or automatic frequency scan from 40 to 513Hz for test accuracy in electrically noisy environments
• Earth coupling testing
• 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
• 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
• Rechargeable NiMH batteries from wall charger or vehicle power
• Rugged dustproof and rainproof field
• Includes DataView® software

Applications:

• 3-Point measurements of resistance to ground of ground rods and grids. 3-Point measurements are used when electrode or grid can be easily disconnected.
• 4-Point tests or soil resistivity measurements. Locating areas of lowest soil resistivity is essential for achieving an economical grounding installation.
• Touch and step potential testing measurements. These tests are recommended when the ground cannot be disconnected, where ground faults are highly likely to occur, or when the "footprint" of grounded equipment (the outline of the part of equipment in contact with earth) is comparable to the size of the ground to be tested.
• 2- or 4-Wire tests for continuity tests on bonding or on grounding systems. Test is a DC resistive test using 250mA or more and is used to check bonding of all connection points on the ground system.
• Earth coupling measurement and display. Used to estimate the influence of two earth resistance systems that are not connected to each other.

• Fall-of-Potential method for 2- and 3-Point ground resistance tests
• Direct reading on large analog display 0.5 to 1000Ω and easy 25Ω readings
• Large 3.1" (77mm), easy-to-read scale for accurate readings
• Built-in battery check
• Three color-coded terminals
• Large press-to-measure buttons
• Portable and compact
• Extremely simple to operate: connect - press - read
• Designed to reject high levels of noise and interference

Application:

The Ground Resistance Tester Catalog 2135.10 is the ideal instrument for electrical contractors, power utilities, REAs, telephone and CATV technicians, and inspectors who must check ground to determine compliance with NEC, OSHA and other specifications. Applications include:

• Measuring earth resistance of the type of single rod or small ground grids often found in remote telecommunication switching sites
• Measuring ground electrode resistance of lightning protection equipment
• Measuring the earth electrode resistance of equipment in recreational areas
• Testing electrode resistance of ground rods and grids at new construction sites, when utility supplied power has not been supplied
• Testing earth electrode resistance of grounded towers at cellular phone remote installations

• Fall-of-Potential method for 2- and 3-Point ground resistance tests
• Direct reading on large analog display 0.5 to 1000Ω and easy 25Ω readings
• Large 3.1" (77mm), easy-to-read scale for accurate readings
• Built-in battery check
• Three color-coded terminals
• Large press-to-measure buttons
• Portable and compact
• Extremely simple to operate: connect - press - read

Applications:

The Ground Resistance Tester Catalog 2135.11 is the ideal instrument for electrical contractors, power utilities, REAs, telephone and CATV technicians, and inspectors who must check ground to determine compliance with NEC, OSHA and other specifications. Applications include:

• Measuring earth resistance of the type of single rod or small ground grids often found in remote telecommunication switching sites
• Measuring ground electrode resistance of lightning protection equipment
• Measuring the earth electrode resistance of equipment in recreational areas
• Testing electrode resistance of ground rods and grids at new construction sites, when utility supplied power has not been supplied
• Testing earth electrode resistance of grounded towers at cellular phone remote installations

• Designed to reject high levels of noise and interference

• 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

Applications:

The Ground Resistance Tester Catalog 2135.13 is a rugged, easy-to-use instrument ideal for maintenance crews performing numerous tests. The Catalog 2135.13 is designed to reject high levels of interference. It can be used under difficult conditions such as high stray currents that normally affect accuracy. The Catalog 2135.13 may be used to perform the following tests:

• Three-Point measurements for measuring resistance to ground of ground rods and grids. Three-Point measurements are generally used when the electrode or grid is easily disconnected, if corrosion is suspected, or where ground faults are unlikely to occur.
• Two-Point tests for continuity on bonding or on pre-established grounds. This test is commonly performed in urban environments where proper auxiliary electrode placement may be obscured by confined real estate. Measurements are referenced against a good local ground conductor

• 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

Applications:

The Ground Resistance Tester Catalog 2135.14 is a rugged, easy-to-use instrument ideal for maintenance crews performing numerous tests. The Catalog 2135.14 is designed to reject high levels of interference. It can be used under difficult conditions such as high stray currents that normally affect accuracy. The Catalog 2135.14 may be used to perform the following tests:

• Three-Point measurements for measuring resistance to ground of ground rods and grids. Three-Point measurements are generally used when the electrode or grid is easily disconnected, if corrosion is suspected, or where ground faults are unlikely to occur.
• Two-Point tests for continuity on bonding or on pre-established grounds. This test is commonly performed in urban environments where proper auxiliary electrode placement may be obscured by confined real estate. Measurements are referenced against a good local ground conductor.

• 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
• Battery powered
• Rugged, dustproof and rainproof field case
• Can also be used for continuity tests on bonding
• Color-coded terminals

Applications:

• Three-Point measurements of resistance to ground of ground rods and grids.
• Three-point measurements are generally used when the electrode or grid can be easily disconnected, if corrosion is suspected, or in circumstances where ground faults are unlikely to occur
• Four-Point tests or soil resistivity measurements. Locating areas of lowest soil resistivity is essential for achieving an economical grounding installation
• Touch potential measurements, an alternative to 3-Point tests in evaluating electrical safety. This test is recommended when the ground cannot be disconnected, where ground faults are highly likely to occur, or when the "footprint" of grounded equipment is comparable to the size of the ground to be tested.