UK Supplier of Data Acquisition & Thermal Imaging systems, software and services

R500EX / R500EX Pro

Manufacturer: AVIO

Discontinued - Click here to view replacement or scroll down for related products.

The AVIO R500EX series features a high resolution 1.2MP SR Thermal Image (1280 x 960 pixels), with a 5MP Visual image and a tempature resolution of 0.025°C and ±1°C accuracy.

2 models available depending on your application. The AVIO R500EX-Pro series with a temperature range of -40 to +2000°C makes this model ideal for R&D, whilst the R500EX series, with a temperature range of -40 to +500°C is ideal for electrical inspection applications.



  • Measures temperatures up to +2000°C
  • 0.025°C resolution (with S/N improvement at 30°C)
  • Wide field of view of 32° x 24° field of view
  • Visual and IR image capture, with split-screen, picture-in-Picture or alpha blending modes
  • Multi-angle Tilting LCD display for easy one handed operation



Infrared Detector

Uncooled Focal Plane Array (microbolometer)

Spectral Range

8 to 14µm

Measuring Range-40 to 2000°C (R500EX-Pro / R500EX-Pro-D)
-40 to 500°C (R500EX / R500EX-D)
Sensitivity (NETD)

0.025°C at 30°C (with S/N improvement)

Accuracy±1°C *1
Frame Rate

60Hz (R500EX-Pro / R500EX)
7.5Hz (R500EX-Pro-D / R500EX-D)

Detector PixelsStandard mode: 640(H) x 480(V) pixels
Super Resolution (SR) Mode: 1280(H) x 960(W) pixels *2
Field of View (FOV)32°(H) x 24°(V) with standard lens
Spartial Resolution

Standard: 0.87mrad
Super Resolution Mode: 0.58mrad equivilent *3

Focal Distance10cm to infinity with standard lens *4
FocusAuto / Manual
Auto FunctionsAuto-scale, Auto-focus, Full-auto
Colour Pallet7 pallets - Rainbow, Brightness, Hot White, Hot Black
Visual Camera

5.0MP CMOS Camera
Fusion (Transparency Changeable)
Picture-in-Picture (Transparency Changeable)

Display Functions

1 to 8 times continuous zoom
Grid Overlay
Display 9 images (replay mode)

Image Quality ImprovementDe-noising, Averaging (with ghost rejection), Edge enhancement
Measuring Functions

Point Temperature: 10 Movable Point
Temperature Search: MAX/MIN x1 each
Delta Temperature: Provided
Temperature Display in Assigned Region: MAX, MIN and AVG in Box (for up to 5 boxes) (Not available R500 / R500-D)
Alarm Function: Alarm Sound, Alarm Display, Colour Alarm (ISO), Alarm Recording
Alarm Signal Output: Provided
Temperature Correction Function: Emmissivity, Environment/Background, Distance
Emmissivity: Multi-point Correction, Emmissivity table
Emissivity Reverse Calculation (Not available R500EX / R500EX-D)
Drfit Stabilizer: Provided (Not available R500EX / R500EX-D)

Storage DeviceSD Card, SDHC Compatible
Data Storage

Still Image: JPEG with temperature data (14bit), Recorded with visible image
Movie: (only for R500EX-Pro/R500EX-Pro-D): SVX file (AVIO original file)
Super Resolution (SR) Mode
Quick Panorama: Equivalent to 100°(H) x 75°(V)
SD Movie Recording: Max 3Hz.
Interval Recording: 3sec to 60min interval, with visible image recorded
External Trigger Recording: Provided
Voice Annotation: 30sec Recording / Replay per thermal image
Text Annotation: up to 128 characters per thermal image


USB2.0 for storage / image transfer (Thermal image with visible image Max transfer speed is 30Hz) *5
Automatic recording function by external trigger input (Not available R500EX / R500EX-D)
Video Output: NTSC or PAL switchable
Alarm Output: Contact closure (no voltage) (Not available R500EX / R500EX-D)
External Trigger Input: Pulse Signal (Not available R500EX / R500EX-D)

Display3.5" LCD Monitor, with Tilt and Brightness adjustment available
Colour View Finder with tilt mechanism

Laser Pointer: Provided (Class 2 red, comforms to PSC regulation)
LED Light: Provided
Remote Controller

EnvironmentOperating temperature/humidity: -15°C to 50°C, 90% RH
Vibration/shock: 29.4m/sec²(3G), 294m/sec²(30G)
EMC: Conforms to CE (Class A)
Dust/splash Proof: IP54
Battery Operation2.5 hours (typ), Rechargeable Li-ion battery; 7.5 hours with optional portable power (TVB-C501) *6
AC PowerAC Adapter (100V to 220VAC 50/60Hz)
DimensionsApprox. 121mm(H) x 105mm(W) x 195mm(D) Exc. projections
WeightApprox. 1.3Kg (inc batteries)

*1 Only Range 1 at environmental temperature 20 - 30°C. In other ranges ±2° or ±2%

*2 Still Image Only

*3 This increased resolution results from detecting characteristic points within all frames acquired by the SR process and removing such effects as those caused by hand vibrations

*4 For defined Temperature Accuracy supported: 30cm to infinity

*5 To transfer thermal image movie from R500, optional software upgrade is required to NS9500 Professional

*6 2 extra batteries (optional) are required for 7.5 operational hours


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