SpeedSys Tx0-series

The SpeedSys Tx0-series is a range of speed measurement systems that deliver extensive speed monitoring functions to rotating equipment. The Tx0-series converts the signals from speed sensors to processed outputs. The system features a small technical footprint with low impact installation and is available in single-, double-, and triple-channel versions to suit any application.

Please note that the Tachometers earlier offered by Jaquet is now obsolete. The products on this page are the equivalent products offered by ISTEC International.


  • Very fast system response to overspeed condition
  • Two fast responding relays per channel.
  • Modbus connectivity 
  • Suitable for 3-wire voltage sensors and 2-wire voltage sensors
  • Applications
  • Aeroderivatives
  • Micro turbines
  • Wind turbines
  • Gas- and steam turbines
  • Hydro turbines
  • Compressors
  • Expanders
  • Marine applications
  • Elevators
  • General automation