Catalog excerpts
SIL2/3 Certified Tuning Fork Liquid Level Switches used in Pharmaceutical Industry Recently, a Tianjin enterprise ordered 56 pieces SIL certified tuning fork liquid level switches from Jiwei for liquid level measurement in pharmaceutical production. In which, 18 pieces are with 2-metre-long extension tines. Facing to the special working condition, the client targets on high reliable tuning fork liquid level switches. Most importantly, the instrument should pass the SIL Functional Safety Assessment Certification issued by Certification and Accreditation Administration of the People’s Republic of China (CNCA). Besides, due to the restrict mounting position, the Shenzhen Jiwei Automations Ltd.
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instrument need to be mounted from above to measure the liquid level of the tank and prevent overflow. Jiwei Ring-11 Liquid Level Switch is a highly reliable instrument for liquid level detection and control. The fork length is only 40mm which makes Ring-11 applicable not only for vessels, process tanks and storage tanks, but also particularly for pipelines or other applications with constricted space. Based on the fork resonant principle, when a fork vibrates in harmonic resonance comes in contact with measured liquid, its vibrating frequency will greatly decrease. The fork’s harmonic...
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In addition, Ring-11 Liquid Level Switch passed SIL2 / SIL3 Functional Safety Assessment, as well as certified for both Intrinsic Safety and Flameproof Enclosure explosion protection. Shenzhen Jiwei Automations Ltd.
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