SWP-T61 is a small product of SWP-T51 which uses advanced technology. The material and the component are all imported. It is compact and easy installation. It is not only can instead of 1151 but also has Hart Fieldbus protocol and intelligent features then 1151.It uses completely sealed δ room as the sensor component and has no movable parts. It can measures gauge pressure, vacuum, liquid level, specific gravity and flow with high accuracy. It is widely used in petroleum, chemical, textile, electricity, food, paper, pharmaceutical and other industries.。