FlexRax® 4000 Multi Gauge Controller


The FlexRax 4000 is a versatile vacuum gauge controller capable of operating up to 10 different vacuum gauges simultaneously. It can operate up to 2 classic size Bayard-Alpert glass or nude ionization gauges – BA600 Series, up to 2 InstruTech IGM400 hot cathode or CCM500 cold cathode ionization gauge modules and up to 4 InstruTech CVG101 Worker Bee or Granville-Phillips® Convectron® convection vacuum gauge sensors. Additionally it can display measurements from two capacitance diaphragm gauges.


  • Wide measurement range of 2.00E-11 to 1,000 Torr
  • Windows® Embedded Compact operating system provides reliable and stable operation
  • Intuitive, easy programming and setup
  • 19-inch wide, 2U, full-rack design
  • Easy to read bright backlit LCD digital display
  • User programmable display units in Torr, mbar or Pa
  • Up to 8 analog outputs,16 setpoint relays and RS232 / RS485 serial communications
  • CE and RoHS compliant
  • Outstanding warranty of 3 years
FlexRax® 4000 Multi Gauge Controller FlexRax controller with Guages Typical 1 gauge display configuration Typical 4 gauge display configuration Typical 6 gauge display configuration

Trademark Acknowledgements listed in the FlexRax Data sheet.