381 Series

381 Hi-Lo Differential Pressure Switch

The model 381 differential pressure switch is suitable for a wide range of applications in oil & gas, chemical, petrochemical, refining, power and food industries

  • Precision stainless steel mechanism for arduous atmospheres and high humidity
  • Set point adjustable over whole range against calibrated scale with tamperproof adjuster
  • Weatherproof and Flameproof models ATEX and IECEx

  • Safety vented or blow out device as standard
  • NACE MR-01-75 compatibility
  • Hermetically sealed microswitch option