Ground Testers Archives - Obiat Electronics https://obiat.com.au/product-category/extech/ground-testers/ keeping your industry up and running Mon, 11 Apr 2016 01:09:30 +0000 en-AU hourly 1 https://wordpress.org/?v=6.9 https://obiat.com.au/wp-content/uploads/2016/05/obiat_logo_2-100x100.jpg Ground Testers Archives - Obiat Electronics https://obiat.com.au/product-category/extech/ground-testers/ 32 32 EXTECH 382357 Clamp-on Ground Resistance Tester https://obiat.com.au/product/extech-382357-clamp-ground-resistance-tester/ https://obiat.com.au/product/extech-382357-clamp-ground-resistance-tester/#respond Thu, 17 Mar 2016 06:44:26 +0000 http://sitebuilds.net/rapidtech/?post_type=product&p=1762 Extech_logo_sml

The Extech 382357 Clamp-on Ground Resistance tester enables non-contact measurements of ground conductors without the need for auxiliary ground spikes. Comes with 9V battery, resistance check plate, metal storage case, and user manual.

Features

  • EXTECH 382357 Clamp-on Ground Resistance Tester
  • Autoranging ground resistance measurements from 0.025Ohm to 1500Ohm with 0.002Ohm resolution
  • True RMS AC Leakage current range of 0.2mA to 30A with 1.000mA resolution
  • Programmable Datalogging with 116 data points
  • Programmable Hi/Lo Alarm
  • 0.9″ (23mm) Jaw size for large ground rods

Authorised Australian Distributor

CE   CAT II   CAT III   1 Year

The post EXTECH 382357 Clamp-on Ground Resistance Tester appeared first on Obiat Electronics.

]]> Additional Features of the Extech 382357:

Measures resistance from 0.03Ω to 1500Ω and True RMS AC Leakage current from 0.2mA to 30.00A. It features programmable datalogging with 116 points, programmable hi/lo alarms, 0.9” jaw size, self-calibration when powered on, and verification resistors to confirm the accuracy of the meter. Cat III-300V.

Applications

Clamp-On Ground Tester simplifies ground resistance measurements on multiple-point ground systems. Use to verify the resistance of cellular and communication tower ground grids, check utility transmission systems and grounding rods, perform maintenance on electrical transportation systems. Ideal for verifying ground systems in sub-stations, factories, and office buildings.

Applications:

  • Verify resistance of cellular and communication tower ground grids
  • Check utility transmission systems and grounding rods
  • Maintenance on electric transportation systems
  • Ideal for grounding systems in sub-stations, factories and office buildings
Resistance Test Frequency 1.667KHz (15mV rms approx.)
Max Conductor size 0.9” (23mm)
Display 4-digit (9999 count) display
Sampling rate 0.4 seconds
Power supply One 9V battery
Power consumption 40mA
Temp. Coefficient 0.15 times the specified accuracy per degree centigrade from 4 to 18°C and 28 to 50°C
Current Overload Protected to 100A Continuous, 200A for less than 60 seconds (50/60Hz)
Continuity check Audible tone if reading is less than approx. 40 Ω
Range selection Automatic ranging
Safety Meets the requirements for IEC1010-1 Category III 300V and Category II 600 V
Operating conditions -20 to 50°C with < 85% RH
Storage conditions -28 to 60°C with < 75% RH
Dimensions 258 x 110 x 47mm
Weight 700g
Accessories Resistance check plate, 9V battery, carrying case

The post EXTECH 382357 Clamp-on Ground Resistance Tester appeared first on Obiat Electronics.

]]> https://obiat.com.au/product/extech-382357-clamp-ground-resistance-tester/feed/ 0 EXTECH 382252 Earth Ground Resistance Tester Kit https://obiat.com.au/product/extech-382252-earth-ground-resistance-tester-kit/ https://obiat.com.au/product/extech-382252-earth-ground-resistance-tester-kit/#respond Wed, 16 Mar 2016 19:18:53 +0000 http://sitebuilds.net/rapidtech/?post_type=product&p=1715 Extech_logo_sml

The 382252 earth ground resistance tester kit includes everything necessary to measure earth grounds from 20 to 2K ohms in three separate ranges; earth voltage, 0-750 VAC, and 0-1000 VDC. The kit ships complete with test leads to attach to the meter, two auxiliary earth bars, and batteries are included.

A dual display with backlight provides a user friendly and field rugged digital display of data during testing. Measuring earth grounds can be done anywhere and anytime with this field rugged handheld meter and kit.

Authorised Australian Distributor

CE   CAT III   1 Year

 

The post EXTECH 382252 Earth Ground Resistance Tester Kit appeared first on Obiat Electronics.

]]> The Extech 382252 Earth Ground Resistance Tester Kit. This device can measure Earth Ground Resistance (in 3 ranges), Earth Voltage and Resistance (up to 200kOhm and AC and DC voltage

The Extech 382252 includes all hardware necessary to measure earth ground in 3 ranges from 20 to 2000 Ohm

Extech 382252 Features:

  • Large dual display with backlight
  • Test Hold function for easy operation
  • Automatic Zero adjustment
  • AC/DC Voltage, Resistance, and Continuity
  • Auto Power off, Overrange and low battery indication
  • Complete with test leads, 2 auxiliary earth bars, carrying case, protective rubber holster and six 1.5V AA batteries

Extech 382252 Specifications:

Earth Ground Resistance ranges 20Ω/ 200Ω/2000Ω
Basic Accuracy ±(2%rdg+2d)
Resolution 0.01Ω/ 0.1Ω/1Ω
Test Current / Frequency <2.5mA / 820Hz
AC Earth Voltage / Frequency 0 to 200VAC / 50 to 400Hz
Accuracy ±(3%rdg+3d)
DC Voltage 0 to 1000V
Accuracy ±(0.8%rdg+3d)
Resistance 0 to 200kΩ
Accuracy ±(2%rdg+2d)
Continuity 40Ω
Power supply Six 1.5V AA Batteries
Dimensions 200 x 92 x 50mm
Weight 700g (meter only)

Cleaning and Storage

Periodically wipe the meter’s case with a damp cloth and mild detergent; do not use abrasives or solvents. If the meter is not to be used for a period longer than 60 days, remove the batteries and store them separately

The post EXTECH 382252 Earth Ground Resistance Tester Kit appeared first on Obiat Electronics.

]]> https://obiat.com.au/product/extech-382252-earth-ground-resistance-tester-kit/feed/ 0