SMARTLINE® ST800 Flanged Transmitter
As a member of the SmartLine® product family, the STF800 is a high-performance single-flange transmitter that adopts advanced sensor technology. The STF800 transmitter can be directly mounted on the equipment flange, with a variety of flat flanges and raised flanges available for selection. The STF800 can provide extremely high measurement accuracy and stability in a variety of differential pressure measurement scenarios. The SmartLine series has also undergone comprehensive testing and complies with Experion® PKS standards, providing excellent compatibility assurance and integration capabilities. SmartLine® products can easily meet the stringent requirements of differential pressure measurement applications.
Product Introduction
- Maximum accuracy up to 0.025%.
- Annual stability up to 0.01% of full scale, maintained for 15 years.
- Automatic static pressure and temperature compensation.
- Turndown ratio up to 100:1.
- Response time as fast as 90ms.
- Multiple local display functions.
- External zero adjustment, range adjustment and configuration capabilities.
- Arbitrary power supply polarity connection.
- Comprehensive self-diagnostic function.
- Integrated dual-seal design based on ANSI/NFPA 70-202 and ANSI/ISA 12.27.0 to ensure maximum safety.
- World-class overpressure protection.
- Standard configuration fully meets SIL2/3 requirements.
- Full modular design.
- Optional advanced diagnostics for “Process Impulse Line Plugging Detection (PILD)”.
- Optional dual-range / triple-range calibration.





