It is piston-type, and the back pressure valve has a function similar to that of a safety valve, being used as a safety valve in applications that require high sensitivity control.
The 26-1700 series is a piston-type back pressure valve for high pressure applications. The back pressure valve has a function similar to that of a safety valve and can also be used as a safety valve in applications that require highly sensitive control with minimal difference between blowing out and stopping. This regulator has seven types of primary pressure adjustment ranges, and the adjustment range can be easily changed by replacing internal components in a single unit.
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