80 YEARS · 1946-2026
Elcometer 500 Concrete Coating Thickness Gauge
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About this product

The Elcometer 500 Concrete Coating Thickness Gauge (part numbers A500C-B, A500C-T and kit A500-KIT) measures the thickness of coatings on concrete and similar substrates non-destructively. Coatings on concrete protect floors, tanks and structures from chemical attack and wear, so confirming the applied thickness without cutting into the film is essential to verify the coating meets specification before the asset goes into service.

The Elcometer 500 Concrete Coating Thickness Gauge takes over 60 readings per minute in standard mode and over 140 in scan mode. There is no need to set up gates or know the coating thickness in advance; the operator selects the coating material from the gauge library and measures. A signal strength indicator only displays a reading once it turns green, preventing false or incorrect values, and the intelligent probes use user-replaceable tips with the gauge prompting when a tip needs changing. Two probe scales are available: C1 covers 150 to 2,500um and C2 covers 750 to 9,000um, both with accuracy of 2% or 10um and resolution down to 1um.

Rugged and sealed against dirt and water to an IP54 equivalent rating, the Elcometer 500 Concrete Coating Thickness Gauge runs on two AA batteries (about 15 hours alkaline, 28 hours lithium) and weighs 161g without the transducer. Readings transfer via USB or Bluetooth to ElcoMaster software and the ElcoMaster mobile app for analysis and reporting. It can be used in accordance with ASTM D6132, SSPC PA9 and ISO 2808 Method 10. Suited to laboratory and job-site use in concrete and corrosion protection, it is supplied by BAMR, South Africa's authorised Elcometer distributor.

Elcometer

Elcometer 500 Concrete Coating Thickness Gauge

SKU · A500C-B (+2 more)

The Elcometer 500 Coating Thickness Gauge accurately measures the thickness of coatings on concrete and other similar substrates non-destructively.

  • Fast Measuring over 60 readings per minute in standard mode and over 140 readings per minute in scan mode, the Elcometer 500 coating thickness gauge can significantly reduce your inspection times.
  • Reliable The Elcometer 500 will only display the coating thickness reading if the signal strength indicator turns green, preventing false or incorrect readings. If the coating thickness is outside the measurement range, the Elcometer 500 tells you on the display.
  • Intelligent The Elcometer 500 measurement probes are supplied with user replaceable probe tips. If the tip is damaged or wears during use you can replace it and carry on. The gauge even informs you when you need to change the probe tip, maximising inspection time.
  • Easy to Use There is no need to set up gates, range values or know the thickness of the coating, simply select the coating material from the gauge library and start measuring.
  • Ergonomic The Elcometer 500 gauge and intelligent probes have all been ergonomically designed for continuous use. No force is required to take a reading.
  • Rugged Robust, ergonomic and sealed against dirt and water, equivalent to a rating of IP54, the Elcometer 500 has been designed to work in harsh environments, making it the ideal gauge for the laboratory or the job site.
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Used by inspection teams in
RefiningMarineMiningBridge / civil
When to use this
Decision guide

When to use the Elcometer 500

Reach for the Elcometer 500 when you need to measure coating thickness on concrete and similar substrates without cutting into the film. It reads non-destructively from a library of coating materials, so you select the material and start measuring. It suits inspectors checking coatings on floors, walls and structures on site or in the lab.

  • 1
    Non-destructive on concrete
    It measures coating thickness on concrete and similar substrates non-destructively, so you verify build without damaging the finish.
  • 2
    Confirms valid readings
    It only displays a reading when the signal strength indicator turns green, preventing false or incorrect figures, and tells you when thickness is out of range.
  • 3
    Fast with no setup
    Over 60 readings per minute in standard mode and over 140 in scan mode, with no gates or range values to set, cuts inspection time on large areas.
  • 4
    Built for harsh sites
    Sealed against dirt and water to an IP54 equivalent rating, it works in the lab or on a rough job site.
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Specifications

Specifications

= certificate available

Part NumberDescriptionCertificate
A500C-BElcometer 500 Coating Thickness Gauge Model B
A500C-TElcometer 500 Coating Thickness Gauge Model T
A500-KIT 1Elcometer 500 Coatings on Concrete Inspection Kit
Operating Temperature-10 to 50°C
Power Supply2 x AA batteries (rechargeable batteries can be used)
Battery LifeAlkaline: Approximately 15 hours Lithium: Approximately 28 hours
Gauge weight161g including batteries, without transducer
Gauge Dimensions141 x 73 x 37mm without transducer

= standard = optional

Product Features■ Standard□ Optional
Model B
Fast, accurate reading rate; 60+ readings per minute
Repeatable & reproducible measurements
Easy to use menu structure; in 30+ languages
Tough, impact, waterproof & dust resistant; equivalent to IP54
Bright colour screen; with automatic rotating display (0°, 90°, 180° & 270°)
Scratch & solvent resistant display; 2.4″ (6cm) TFT
USB power supply; via PC
Test certificate & 2 year gauge warranty*
Ambient light sensor; with adjustable auto brightness
Automatic probe recognition
Gauge software updates¹; via ElcoMaster® software
Data output
USB; to computer
Bluetooth®; to computer, Android™ & iOSǂ devices
Measurement units; μm, mm, mils, inch
Signal strength indicator
User selectable reading resolution; Low & High reading resolution
Display modes; user selectable
Readings
Readings & differential; reading and the offset from a set nominal difference
Bar graph
Live reading trend graph; in batch mode
Run chart; trend graph of last 20 readings
User selectable statistics;
Number of readings; η, Mean (average); x, Standard deviation; σ,
Highest reading; Hi, Lowest reading; Lo, Coefficient of variation; CV%
Normal dry film thickness; NDFT, High & low limits; definable
audible & visual alarms, Number of readings above high limit;
Number of readings below low limit; Range; I
Multiple calibration methods with on-screen instructions; in 30+ languages
Material selection; preset choice of materials or
create own user defined materials
Velocity entry; direct entry of a material's sound-velocity
1 Point; using a coating sample of known thickness
Calibration lock; with optional PIN code unlock
Gauge memory; number of readings100,000
Number of batches; with unique batch calibrations1,000
Alpha-numeric batch names; user definable on the gauge
Fixed batch size mode; with batch linking
Batch review graph
Delete last reading
Limits; 40 user definable audible & visual pass/fail warnings
Live reading mode; transfer of individual readings to external deviceUSBUSB & Bluetooth®
Reading save function
Date and time stamp
Scan mode
ElcoMaster® software & USB cable
Protective case
Plastic transit case
Operating Temperature
-10 to 50°C
Range
150 - 2,500 micrometres
Accuracy
plus or minus 2% or plus or minus 10 micrometres
Resolution
Low: 10 micrometres, 0.01mm; High: 1 micrometre, 0.001mm
Range
750 - 9,000 micrometres
Packing List

Packing List

Elcometer 500 Coating Thickness Gauge
4ml Bottle of Probe Tip Oil
120ml Bottle of Ultrasonic Couplant
2 x AA Batteries
Protective Case
Transit Case (Model T)
Wrist Harness
3 x Screen Protector
ElcoMaster Software (Model T)
USB Cable (Model T)
Test Certificate
Standards

Standards

ASTM
ASTM D6132
SSPC
SSPC PA9
ISO
ISO 2808 Method 10
Accessories

Accessories

T50027602-1C1 Replacement Probe Tip; Pack of 2
T50027602-2C2 Replacement Probe Tip; Pack of 2
T50027604Probe Tip Oil; 4ml Bottle
T92015701Ultrasonic Couplant; 120ml
T92024034-7Ultrasonic Couplant; 300ml
T92024034-8Ultrasonic Couplant; 500ml
T92024034-3Ultrasonic Couplant; 3.8l
T92024034-9Ultrasonic Couplant (High Temp); 60ml for use in high temperature environments up to 398°C
T99022255-13C1 Foil Set: 1 & 2mm
T99022255-13CC1 Foil Set - Certified: 1 & 2mm
T99022255-14C2 Foil Set: 3 & 8mm
T99022255-14CC2 Foil Set - Certified: 3 & 8mm
T50027567-1Elcometer 500 Coating Calibration Mould (CCM)
Downloads
Videos

Videos

Answers

Frequently asked questions

What does the Elcometer 500 measure, and on what substrate?

The 500 measures coating thickness on concrete and similar substrates non-destructively. It carries two measurement ranges: 150 to 2,500 micrometres, and 750 to 9,000 micrometres.

What accuracy and resolution does the 500 provide?

Accuracy is plus or minus 2% or plus or minus 10 micrometres. Resolution is selectable: low resolution gives 10 micrometres (0.01mm) and high resolution gives 1 micrometre (0.001mm).

How is the Elcometer 500 powered, and how long do the batteries last?

Two AA batteries power the gauge. Alkaline batteries give approximately 15 hours of use; lithium approximately 28 hours. Rechargeable batteries can also be used. The gauge can also be powered via USB from a PC.

How much data can the gauge store?

The gauge memory holds up to 100,000 readings across 1,000 batches with user-defined alpha-numeric batch names and date and time stamps.

Does the 500 support wireless data transfer?

The gauge supports both USB and Bluetooth output to PC, iOS, and Android devices, with live transfer of individual readings to an external device via USB and Bluetooth.

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