Product Description 

The Bently Nevada 133388-02 is a Tachometer Module component of the 3500 series,designed for precise monitoring of shaft rotative speed, rotor acceleration, and rotor direction in industrial machinery. This module features two channels and accepts input from proximity probes or magnetic pickups to determine speed-related parameters. It compares these measurements against user-programmable alarm setpoints and generates alarms when these setpoints are exceeded.