The Ring-11 has obtained several industry certifications, including SIL2 / SIL3, CCC, CE, as well as certifications for Intrinsic Safety and Flameproof Enclosure explosion protection.

The special setting of high-pressure protective gas-tight leadthrough makes Ring-11 High-pressure Liquid Level Switch effectively prevent accidental leakage of high-pressure strong corrosive liquid.

204 pieces of Jiwei Flame-proof Tuning Fork Liquid Level Switches have been operating stably and reliably for more than 5 years without any problems or failures

Fork-11 Ultra-high Temperature Tuning Fork Level Switch is featured with the function of water cooling (air cooling) and is able to work reliably under ultra-high temperature conditions that up to 400℃.

Some liquid level switches cause false alarms due to the signal interference, which put a great test to reliable liquid control equipment.

Rotary paddle switch is developed with a simple and reliable measurement standard and is free to maintain. It has been widely used in chemical, plastic, cement, pharmaceutical, fodder, food and other industries.

Tube-11 Vibrating Rod Level Switch is designed with double vibrating tubes, which prevents bulk material from getting stuck or jammed.

The user decided to replace all imported Siemens admittance level switches to Jiwei Cape-11R Rope Type Admittance Level Switches to measure the level of coal silos in the power plant.

For Ring-11, the coating and the fork body are perfectly combined without falling off and cracking, so it has the characteristics of stronger corrosion resistance and longer service life.

The client chooses Jiwei Tube-11® to replace imported products for measuring the level of polyester chip (PET) in the production process of polyester spunbonded hot-rolled material.