HZS-04 Tachometer
HZS-04 Tachometer is a single chip microcomputer as the core of intelligent speed monitoring and protection instrument, equipped with reluctance type speed sensor or Hall type speed sensor to measure and monitor the speed of the unit, the monitoring instrument has: speed monitoring, double alarm setting point, analog current output and other functions. It is suitable for the monitoring and protection of rotating machinery speed in electric power, petroleum, chemical and other industrial sectors, such as steam turbine, fan, compressor, motor, pump, etc.