1,Light and exquisite design, no need to replace the body, a variety of air interface, pressure gauge joint which is normed (Rc NPT) and easy to change.
2, Cams are divided into two types: straight stroke and angle stroke, which are easy and convenient to interchange.
3,No need to replace the spring, can both be used by standard range (4 ~ 20mA), divided range (4 ~ 12, 12 ~ DC 20mA).
4,Air consumption is very small.
5,Wide temperature range.
6,Simple structure, easy adjustment and maintenance.