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DMK 387 Pressure Transmitter

Discover the DMK 387 Pressure Transmitter, expertly designed for high accuracy in small system pressures and filling heights. Utilising an advanced AI2O3 99.9% capacitive sensor, it offers superior overpressure resistance, temperature resilience, and media compatibility. Available in an intrinsically safe version, it’s perfect for explosive environments. Choose DMK 387 for precision in challenging applications.

DMK 387 Pressure Transmitter Product Parameters

  • Pressure Ranges: Nominal pressure gauge 0.1 to 40 bar; Level 1 to 400 mH2O.
  • Output Signal: Standard 2-wire 4-20 mA, optional 3-wire 0-10 V.
  • Accuracy: Standard ≤ ± 0.35 % FSO, optional ≤ ± 0.25 % FSO.
  • Electrical Connections: ISO 4400, Binder 723, M12x1 / metal, compact field housing.
  • Process Connections: G 1/4″ DIN 3852 flush, optional G1/2″ DIN 3852.
  • Media Compatibility: Suitable for non-aggressive gases, compatible with stainless steel and FKM.
  • Special Features: Overpressure up to 70 bar, burst pressure ≥ 80 bar, IP67 rated.


Product Highlights

The DMK387 Pressure Transmitter is a versatile and reliable device designed to accurately measure pressure across a wide range of applications. With a nominal pressure range spanning from 0 … 100 mbar up to 0 … 40 bar, it offers exceptional flexibility for various pressure measurement needs. The transmitter provides a 2-wire output signal of 4 … 20 mA, ensuring compatibility with standard industrial systems. Additionally, it offers the option for 3-wire output or other configurations upon request. The product features a diaphragm made of high-quality ceramics, specifically 99.9% Al2O3, ensuring excellent durability and resistance to pressure fluctuations. The DMK387 also boasts high long-term stability, guaranteeing accurate and reliable measurements over extended periods. Optional versions include an IS-version (Ex ia) that is intrinsically safe for both gases and dust. Moreover, the transmitter offers various options for inch threads and allows for a pressure port in PVDF or PP-HT, catering to the requirements of aggressive media. With its robust construction and optional features, the DMK387 Pressure Transmitter is a top choice for demanding pressure measurement applications.


  • Plant and machine engineering
  • Laboratory techniques
  • Water
  • Aggressive media

To download the latest datasheet click here: DMK 351

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