1. Total range :26mm;
2. Effective range :22mm;
3. Pneumatic control range : 0.6~1Mpa;
4. Adjustable range :15mm
It is used to eut off tne air source in the cylinder of reversing valve when the cylinder reaches the apex of unloading to keep the cylinder in its original position and stop rising to protect the oil cylinder and prevent decoupling. The installation mode is four-hole installation.