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Ground Resistance Testers382357Clamp-On Ground Resistance TesterEnables non-contact measurements of ground conductorswithout need for auxiliary ground spikesFeatures:• Autoranging ground resistance measurementsfrom 0.03Ω to 1500Ω with 0.02Ω resolution• True RMS AC Leakage currentrange of 0.2mA to 30.00A• Programmable datalogging with116 data points• Programmable Hi/Lo alarm• 0.9" (23mm) Jaw size for large ground rods• Simplifies ground resistance measurementson multiple point ground systems• Auto power off• Verification resistors confirm accuracy of meter• Automatic Self Calibration when powered on• 9999 Count LCD display with Data Hold• Electrical Noise Detection featureprevents inaccurate readings• CAT III-300V, CAT II-600V; CE• One year warranty• Complete with 9V battery, Resistancecheck plate, and durable metal storage caseReducedPrice!SpecificationsMax.Basic AccuracyFunction Range Resolution (%rdg+digits)Ground Resistance 1500Ω 0.002Ω ±1.5%AC Leakage Current (Trms) 1mA 0.001mA ±2.5%AC Current (Trms) 30.00A 0.01A ±2.0%Resistance Test Frequency 1.667kHzContinuityBeep if less than 40Ω (approximately)Operating Temperature 4° to 122°F (-20 to 50°C)Dimensions/Weight10.2x4.4x1.9" (258x110x47mm) / 24.7oz (700g)Ordering382357..............Clamp-On Ground Resistance TesterVerify resistance of cellular andcommunication tower ground grids382152Earth Ground Resistance Tester KitIncludes all hardware necessary to measureearth ground in 3 ranges from 0.01Ω to 2000ΩFeatures:• 3-1/2 Digit (1999 count) multifunctionLCD with Data Hold• Measures Earth Resistance in three ranges• 2mA (800Hz) Test Current and Frequency• 0 to 200VAC (40 to 500Hz)AC Earth Voltage/Frequency• Auto power off, 3 minute Timer• Overload Protection• Open circuit, overrange andlow battery indications• CAT III-600V; CE; 1 year warranty• Complete with test leads, auxiliaryearth bars, heavy duty case, andsix 1.5V AA batteriesSpecificationsFunction Range Resolution Basic AccuracyEarth Ground Resistance 20Ω, 200Ω, 2000Ω 0.01Ω, 0.1Ω,1Ω ±2%rdgTest Current (Freq.) 2mA (800Hz)AC Earth Voltage (Freq.) 0 to 200VAC (40 to 500Hz) 0.1V ±1%rdgDimensions/Weight 6.4x3.9x2" (163x100x50mm)/25.7oz(800g) (meter only)Ordering382152..............Digital Earth Ground Resistance Tester382152-NIST ...382152 with NIST Certificate382153..............Replacement Earth Bars (2pk)382154..............Replacement Set of Test LeadsCheck resistance betweenearth and grounding rod.48<strong>Extech</strong> Instruments: The brand of choice…
Milliohm Meters380580Battery Powered Milliohm MeterHigh accuracy, high resolution portable Milliohm Meter for field useFeatures:• Four terminal Kelvin measurements• Over-temperature andover-voltage protection• 5 ranges with 100µΩ max resolution• Large 2000 count LCD display• Auto-Hold and Auto power off• Invalid test indicators preventinaccurate measurements• Built-in water resistant casewith shoulder strapSpecificationsFunction Range Resolution Current Basic accuracyResistance 200.0mΩ 0.1mΩ 100mA ±0.5%2000mΩ 1mΩ 100mA ±0.5%20.00Ω 0.01Ω 10mA ±0.5%200.0Ω 0.1Ω 10mA ±0.5%2000Ω 1Ω 1mA ±0.5%Power 8 AA batteriesDimensions 9.8x7.5x4.3" (250x190x110mm)Weight 3.3lbs (1.5kg)Ordering:380580 ............Battery Powered Milliohm Meter380580-NIST ..380580 with NIST Certificate380565 ............Test Leads w/Kelvin clips for 380580Kelvinalligator clipsComplete with 8AA batteries, and 2 sets of testleads (4 wire with 4 alligator clips and 4 wirewith 2 Kelvin alligator clips)380560High Resolution Milliohm MeterBenchtop meter provides resolution down to 0.01mΩFeatures:• 7 ranges for wide low resistancemeasurements• High resolution to 0.01mΩ• 1999 count display with 0.8" digits• Automatic zero• Built-in comparator for Hi/Lo/Goresistance testing or selection• 5V test voltage• One year warrantySpecificationsFunction Range Resolution Current Accuracy (%rdg)Resistance 20mΩ 0.01mΩ 1A ±0.2%200mΩ 0.1mΩ 1A ±0.2%2Ω 0.001Ω 100mA ±0.2%20Ω 0.01Ω 10mA ±0.2%200Ω 0.1Ω 1mA ±0.2%2kΩ 0.001kΩ 100µA ±0.2%20kΩ 0.1kΩ 10µA ±0.2%Power 110VAC, 60Hz or 220VAC 50HzDims/Wt 11x8.3x3.5" (280x210x90mm)/ 4.85lb (2.2kg)Ordering:380560 ............Precision Milliohm Meter, 110VAC380560-NIST..380560 with NIST Certificate380562 ............Precision Milliohm Meter, 220VAC380562-NIST..380562 with NIST Certificate380465 ............Spare Kelvin Clip Test Lead SetComplete with 4-wire cables with Kelvinclip connectors and power cord380460Precision Milliohm MeterPortable Milliohm meter provides resolution to 0.1mΩFeatures:• High accuracy and performance forlow resistance measurements• Large 0.7" (18mm) LCD 1999 count• Manual zero display adjust• Overrange indication• Compact, durable field servicehousing with protective cover• CAT II-230V; CE; 1 year warrantySpecificationsFunction Range Resolution Max. Voltage Accuracy (%rdg)Resistance 200mΩ 0.1mΩ 3.8VDC ±0.75%2000mΩ 1mΩ 3.4VDC ±0.75%200Ω 100mΩ 3.2VDC ±0.75%2kΩ 1Ω 3.2VDC ±0.75%Power 110VAC, 60Hz or 220VAC, 50HzDims/Wt 6.3x2.8x3.4" (160x120x85mm)/ 1.5lb (680g)Ordering380460 ............Precision Milliohm Meter, 110VAC380460-NIST..380460 with NIST Certificate380462 ............Precision Milliohm Meter, 220VAC380462-NIST..380462 with NIST Certificate380465 ............Spare Kelvin Clip Test Lead SetComplete with 4-wire cables withKelvin clip connectors and power cord…trusted by the professionals. 49
Page 1 and 2: Your Source for:Clamp-on MetersMult
Page 3 and 4: ExtechOur CustomerCare team isalway
Page 6 and 7: The manyIntroducing our New HeavyDu
Page 8 and 9: Clamp Meter Selection GuideCLAMPF E
Page 10 and 11: True RMS Clamp Meters + IR Thermome
Page 12 and 13: 1000A Clamp Meters + IR Thermometer
Page 14 and 15: 800A Clamp-on MultiMetersDouble Mol
Page 16 and 17: Clamp-on MultiMetersClamp MetersExt
Page 18 and 19: Mini Clamp MetersMini Clamp MetersE
Page 20 and 21: Specialty Clamp MetersSpecialty Cla
Page 22 and 23: MultiMeter Selection GuideDMMF E A
Page 24: Extech 500 Series Industrial MultiM
Page 27 and 28: Extech 400 Series Professional Mult
Page 29 and 30: Extech 300 Series Mini MultiMetersE
Page 31 and 32: Precision MultiMetersHighResolution
Page 33 and 34: True RMS Graphical MultiMeter/ Osci
Page 35 and 36: Pocket MultiMeters headerFeatures:
Page 37 and 38: MultiMeter and Clamp Meter Test Kit
Page 39 and 40: Non-contact Current & Voltage Detec
Page 41 and 42: Decade Boxes and Test Lead Kit38040
Page 43 and 44: MultiMeter Adaptors and Carrying Ca
Page 45 and 46: LCR Meter and Battery Capacity Test
Page 47: Phase Rotation TestersNon-contact m
Page 51 and 52: Insulation Testers / Megohmmeters40
Page 53 and 54: High Voltage Insulation Testers & D
Page 55 and 56: True RMS Power Clamp Meter380976 38
Page 57 and 58: Phase Power/Harmonics Analyzer38209
Page 59 and 60: Portable Thermal PrinterPR20Portabl
Page 61 and 62: DC Power Supplies382200382202382203
Page 63 and 64: DC Power Supplies382285 38228038229
Page 65 and 66: Fiber Optic Power MetersFO SeriesPM
Page 67 and 68: Tone Generators and Wire TracersCT1
Page 69 and 70: InfraRed Thermometers4251142512Dual
Page 71 and 72: High Temperature IR Thermometers425
Page 73 and 74: Non-contact InfraRed Thermometers42
Page 75 and 76: Thermocouple ThermometersEA10EA15HD
Page 77 and 78: Thermocouple, RTD Thermometers42150
Page 79 and 80: Temperature Indicators4010144010164
Page 81 and 82: Temperature and Paperless Humidity
Page 83 and 84: Dew Point/Wet Bulb/PsychrometersRH3
Page 85 and 86: Humidity & Temperature MetersHT30 R
Page 87 and 88: Moisture MetersMO220MO250MO280Inclu
Page 89 and 90: Hygro-Thermometer Indicators with A
Page 91 and 92: Hygro-Thermometer Indicators and Cl
Page 93 and 94: Thermo-Anemometers/Air Velocity Met
Page 95 and 96: Thermo-Anemometers/Air Velocity Met
Page 97 and 98: CFM Thermo-AnemometerHD300 40711340
Page 99 and 100:
Gas Detector and Carbon Monoxide Me
Page 101 and 102:
Home Inspector and Water Restoratio
Page 103 and 104:
Light MetersLT300 403125 407026Ligh
Page 105 and 106:
Light Meters & DataloggersEA33 HD40
Page 107 and 108:
Sound Level Meters40773240773540773
Page 109 and 110:
Sound Level Meters & Dataloggers407
Page 111 and 112:
Octave Band Sound Analyzer and Dosi
Page 113 and 114:
Contact & Photo TachometersPatented
Page 115 and 116:
Tachometers & Stroboscopes461830Dig
Page 117 and 118:
Manometer & Pressure Meters407910He
Page 119 and 120:
Process Calibrators412400 422123 CM
Page 121 and 122:
InfraRed Calibrator and PID Control
Page 123 and 124:
Stopwatch/Timers365510365528 365515
Page 125 and 126:
Borescope, Distance Meter, and pH P
Page 127 and 128:
ExStik ® Waterproof pH, Chlorine,
Page 129 and 130:
Conductivity, pH, DO, & Fluoride Me
Page 131 and 132:
ExStik ® Test KitsEX900ExStik ® 4
Page 133 and 134:
pH/mV/Temperature MetersPH220-CPH22
Page 135 and 136:
Conductivity/TDS/pH MetersEC500EC51
Page 137 and 138:
Dissolved Oxygen and Fluoride Meter
Page 139 and 140:
Product Number IndexPart No. Page #
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