Swiss Measuring Instruments

Measuring Arms – A3

Small 6 axes portable arm for an extremely easy and accurate 3D measurement. The most precise A-Line range.

The A3 is the standalone range of the Trimos A-line portable measuring arms. Its particularity is its small size enabling you to take it anywhere without any arrangement.

The 6-axis configuration arm is available at 1.3 m and 1.8 m measuring range. The carbon fiber tubes and aluminum mount base allow to the A3 arm an extremely stable and light structure. With its mass counterbalance an excellent handling experience is guaranteed.

  • The most precise range
  • Portability extreme
  • No special arrangements required
  • Autonomy due to the integrated wireless system
  • Fixed or interchangeable probe
  • Fixed counterweight for a perfectly stable and durable balance
  • Integrated Bluetooth System
  • USB connectivity
  • ​Buttons mounted on the probe for an improved measuring sensitivity

Technical details

Models A3Measuring range (m)AxesAccuracy (mm)Weight (kg)
A3 – 13001.360,016*19.5
A3 – 18001.860,020*110.4
*Values reported are expressed with 2 σ error. The values are indicative, for Blue and Red line models, and depend on surface quality and properties, surface diffusivity properties and ambient light conditions.
EUni: Maximum permissible longitudinal error of measurement, Unidirectional

A3 Arm
Operational Temperature+5 ÷ +40 °C
Relative humidity90% without condensation
Marks of conformityCE
Power requirement110 – 220 V / 50 – 60 Hz
Ingress protectionIP 54
ConnectivityBluetooth & USB
Autonomy on batteries> 8 h
Certification  ISO 10360-12 up to 3.2 m
ISO 10360-2 above