FELIX takes you to understand how the output signal of the flow meter sensor works

This technical article explains how flow meter sensor output signals work and compares two common analog outputs used in process and HVAC instrumentation: 4‑20mA current and 0‑10V voltage. It covers signal verification methods, electrical interference immunity, long‑cable voltage‑drop behavior, loop break detection and supplementary 1‑5V / 2‑10V options, helping engineers and maintenance technicians choose the right sensor output for PLC and DDC control systems.

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What are the requirements for vortex flowmeter installation?

This technical article outlines key installation requirements for vortex flowmeters to guarantee accurate flow‑rate measurement. It covers environment‑related points including avoiding high‑frequency interference, strong‑power equipment, high‑temperature conditions and pipeline vibration. It also specifies straight‑pipe requirements for upstream and downstream sections, sensor installation precautions and signal shielding measures against electromagnetic field disturbance for Karman vortex‑based flow detection.

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Application development and common fault treatment of automation instruments in the petroleum industry

This technical article discusses the application development of automation instruments within the petroleum industry, covering temperature, pressure, level and flow measuring instruments widely adopted in oil‑gas production and refining processes. It analyzes working scenarios for radar level meters, pressure transmitters and flow meters, and shares common fault diagnosis & handling practices for averaging pitot tube flowmeters, offering practical reference for instrument operation, maintenance and safe production in petroleum projects.

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A steady stream of results makes vortex flowmeters the eyes of industrial production

This article positions vortex flowmeters as the "eyes" of modern industrial production, highlighting their promising development prospects and the maturing instrumentation & measurement-control discipline. It introduces FELIX's talent‑driven strategy, continuous R&D, technician cultivation and practical skill‑training programs that push vortex flowmeter innovation closer to international standards, emphasizing that proper installation of vortex flowmeters underpins safe, efficient and reliable industrial process measurement.

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