Patent: Intrinsically Safe Magnetic Switch Used in Magnetic Level Gauges

After installing all Jiwei Flap-11 Magnetic Level Indicators, the clear visibility, strong sealing technique, stable performance, distance indication and easy maintenance have convinced the client.

Jiwei SW-11/21 Magnetic Switches and Reed-11 Remote Transmitter are all qualified with SIL2 / SIL3 Functional Safety Assessment, as well as certified for both Intrinsic Safety and Flameproof Enclosure explosion protection.

SW-11 Magnetic Switch is qualified with SIL2 / SIL3 Functional Safety Assessment, as well as certified for both Intrinsic Safety (Ex ia IIC T6 Ga) and Flameproof Enclosure (Ex d IIC T6 Gb) explosion protection.

SW-21 has been approved for both Explosion-proof Certifications (Flameproof Enclosure: Ex d IIC T6 Gb and Intrinsic safety: Ex ia IIC T6 Ga). Jiwei holds a utility patent (NO. 201821348285.8) on SW-21.