VACTEST DPP 400
Piezoresistive and Pirani

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 to provide a full and accurate range of pressure measurement from 1200 to 1∙10⁻⁴ mbar.
Your Benefits at a Glance
- 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