Alliance Scale, Inc. has introduced a new series of counting scales that are dedicated to parts counting and packaging applications and meet or exceed NIST Class III accuracy requirements.

Whereas a typical scale would then simply show the resulting number on an LCD display, [Mirko] decided to use a moving coil meter driven by the Arduino’s analog output.

Portable and appointed with a rechargeable battery, the Ranger 3000 and Ranger Count 3000 can be used in every corner of the factory and are equipped with functions that elevate the scales to a class ...