High Accuracy and Stability HART 4 T0 20 MA Honeywell STF700 Flange Mounted Level Transmitter STF725

Industrial Pressure Transmitters
July 16, 2025
Category Connection: Industrial Pressure Transmitters
Brief: Discover the Honeywell STF725 Flange Mount Transmitter, part of the SmartLine STF700 series, designed for high-precision liquid level measurement and pressure monitoring in industrial environments. With HART protocol, robust construction, and smart diagnostics, it ensures accuracy and reliability for critical applications.
Related Product Features:
  • High accuracy with 0.05% of span and long-term stability up to 0.02% of URL per year.
  • Wide measurement range up to ±400 in H₂O (±1000 mbar) for liquid level or low-pressure applications.
  • Robust construction with flange-mounted diaphragm in flush or extended configurations.
  • Process-wetted materials include 316L stainless steel or Hastelloy C-276 for durability.
  • Smart diagnostics with 4-20 mA output and HART protocol for seamless integration.
  • Dual-seal design compliant with ANSI/NFPA 70‑202 & ISA 12.27.0 for safety and reliability.
  • Rangeability up to 100:1 and fast response times as quick as 90-100 ms.
  • Available in multiple diaphragm styles, flange variants, and materials for versatile applications.
Faqs:
  • What is the accuracy of the Honeywell STF725 transmitter?
    The Honeywell STF725 offers a standard accuracy of 0.05% of span, ensuring precise measurements for critical applications.
  • What communication protocols does the STF725 support?
    The STF725 supports 4-20 mA output with HART protocol, with optional Foundation Fieldbus or digital enhanced modes for advanced integration.
  • What are the typical applications for the STF725 transmitter?
    The STF725 is ideal for tank level measurement, boilers and fuel systems, chemical/petrochemical process vessels, and custody transfer applications.
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