DF2 sensor: Thru-flow device for HPLC and UPLC instruments

Viatran’s original “DF2” Thru-Flow device has been developed for HPLC and UPLC instruments.

The sensor is based on a design from 1995, with direct input from HPLC design engineers, and it continues its great legacy of reliability and quality even today.


  • RoHS-compliant
  • REACH-compliant
  • Zero dead volume
  • Robust stainless steel and Grade 5 titanium construction

This highly configurable model features 6Al4V titanium and 316 stainless steel wetted surfaces. Any full-scale pressure range from 2,500 to 30,000 psi is available. The excitation (input) voltage is 9.75 to 26 VDC. Other modifiable features are also available. Customers can consult the factory for their specific requirements.


Source: Viatran

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Internal Volume 13 uL
Pressure Ranges 500 - 30,000 psi
Excitation and Output 9-26 VDC Excitation, 0.5-5.5 VDC Output
[5 VDC Excitation, 0.5-4.5 VDC Output Available By Request]
Wetted Material 316SS or Grade 5 Titanium Alloy
(required for 0-1000 psig or below)
Process Fitting Options 10-32, 1/4-28 (gasketed), 1/16" FNPT
Standard Cable Length 8" with four flying leads
(Custom lengths available by request)
Approvals RoHS and REACH Compliant