Concrete

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Resistivity Tester

November 30th, 2001

Resistivity Tester

A complete solution for measuring the electrical resistivity of concrete both in the laboratory under controlled conditions and on site. Standard fixed spacing surface Wenner probe with variable spacing and bulk resistivity accessories

All-in-one solution for concrete electrical resistivity testing

Rugged water-proof construction

Equally reliable, accurate and standardized but faster than laboratory RCP testing

Measuring Range      1 to approx. 1000 kΩcm (depending on probe spacing)

Measured Quantity     Electrical resistivity [kΩcm]

Accuracy                       From ±0.2 to ±2 kΩcm (depending on resistivity range)

دستگاه تعیین مقاومت الکتریکی بتن

دستگاه مقاومت ديجيتالي آراي متر با 2 پراب جهت ارزيابي ضريب احتمالي فرسايش در ميلگردهاي مقاومتي

فاصله گذاري منظم 5 سانتيمتري

عمر باطري 100 ساعته همراه با مته ، ژل ، قالب و متعلقات

Weight complete in carrying case

4 kilos

Display:

4-1/2” Digit in LCD

Resolution:

± 0.1K ohms cm (± 1 Digit)

Range:

0.5 - 20K ohms cm

Battery:

9 Volt

ساخت کمپانی NDT James آمریکا

Resistivity meter

July 18th, 2017

Ohmcorr Test System
Resistivity Meter for Concrete

Resistivity meter to assess corrosion currents in concrete.

  • Confirm readings made with either Cor Map System

Features & Benefits

  • Assesses damaging corrosion currents in concrete.
  • Economic and easy to use.
  • Direct digital readout of resistivity. Measuring from two small holes avoids the problems and errors of surface measurements.
  • Used in conjunction with CorMap™ System to produce resistivity plots.

·         RESISTIVITY LEVEL

·         (K OHMS CM)

·         <5

·         5 to 10

·         10 to 20

·         >20

POSSIBLE CORROSION RATE OF

REINFORCEMENT REBARS

Very High

High

Moderate to Low

Insignificant

The James OhmCorr™, when used in conjunction with the James CorMap™ System provides an economic and sound means of diagnoses of corrosion in reinforced concrete.

Specifications

Weight complete in carrying case

8 lbs (4 kilos)

Display:

4-1/2” Digit in LCD

Resolution:

± 0.1K ohms cm (± 1 Digit)

Range:

0.5 - 20K ohms cm

Battery:

9 Volt

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