After test trial, the client replaced all the original liquid level switches to Jiwei Ring-11 Intrinsically Safe Tuning Fork Liquid Level Switch with NAMUR Output.

Jiwei Fork Liquid Level Switches and magnetic level indicators have excellent quality and are widely used in liquid level measurement for grain oil production, petrochemical industry etc.

　　Some time ago, a large petrochemical plant in Zhangzhou selected Jiwei Ring-11 fork liquid level switches for their white oil tanks after investigating and comparing products in the market in their procurement process. The first batch of 204 units was purchased and used to substitute for imported products in high/low oil level control for white oil tank.

Jiwei Ring-11 Fork Liquid Level Switches perform well in level measurement for crude oil storage tanks. The instruments have been reliably working and never had false alarms since they were installed.

Currently, a batch of Ring-11 liquid level switches are applying in a Xinjiang petrochemical factory for the 1st phase project of technical renovation.

Ring-11 liquid level switch successfully wins the tendering project of liquid level measuring instrument for LNG high-pressure tank of Sinopec by a reseller in Chongqing enterprise.

　　Yantian Port purchases 230 sets of Flap-11 magnetic level indicator and Reed-11 remote transmitter to measure the level of diesel oil and engine oil of gantry crane generator units.

204 pieces of Jiwei Ring-11 Flameproof Liquid Level Switches serve as the high and low level control sensors for mineral oil measurement

With the unique technical advantages of product, Jiwei wins a good market response and user acceptance again.

Ring-11 Liquid Level Switch is able to function reliably at high temperature of 250℃, and the fork body is made of 316L stainless steel, which ensures the instrument works safely and stably in the oil field.