Proven technology, proven designs –
quality products you can trust.


The Digital Transmitter DPP 400 is the latest generation of micro-controller-based vacuum gauges combining a piezoresistive sensor with a robust spiral coil filament Pirani sensor to provide a full and accurate range of pressure measurement from 1200 to 1 ∙ 10-4 mbar.

  • Gas type independent measurement in high pressure range
  • Protected and robust spiral coil filament Pirani
  • Fully customizable parameters and output signal for easy integration
  • Optional display version (DPP 400 D)
  • 0 – 10 V signal and RS485 interface
  • Bake-out up to 150°C without electronics removal
  • 2 setpoint relays as standard
  • Plug and play sensor replacement

You will find more information on advantages, technology and a complete product overview on our VacTest series type page.

Series Type Page VACTEST
Would you like to know more?
Contact us directly (Busch United States):
Get in contact or 1-800-USA-PUMP



Would you like to know more?
Contact us directly (Busch United States):
1-800-USA-PUMP Get in contact

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