Bronkhorst Mass Flow and Pressure Meters/Controllers can be supplied as EtherCAT® slave devices. This fieldbus system offers short data update times (also called cycle times) with low communication jitter (for synchronization purposes) and low hardware costs.


Thermal Mass Flow Controller with EtherCAT interface
Thermal Mass Flow Controller with EtherCAT interface


  • CAN application layer over EtherCAT® (CoE) support
  • device profile DS-404 'Measurement Devices and Closed Loop Controllers' support (controller function block)
  • second address (station alias) configurable with 3 rotary switches in the range 0..4095 (0xFFF)
  • configurable Process Data (PDO) settings (max. 20 objects can be added to TxPDO and max. 20 to RxPDO)
  • +15 Vdc or +24 Vdc supply voltage
  • ethernet patch or crossover (S)FTP cables in CAT5e quality can be used (0.15..100 m)
  • bus termination is not necessary
Bronkhorst EtherCAT® Instruments have been successfully tested with Conformance Test Tool ET 9400.

EtherCAT® is a registered trademark and patented technology, licensed by Beckhoff Automation GmbH, Germany

EtherCAT® system example

EtherCAT downloads

EtherCAT Accessories
EtherCAT manual