Pressure Switch P-02 Series Features and Handling • P-02 is a spring loaded piston type pressure switch. The pressure of hydraulic oil acts on the piston in the pressure switch. The piston acts against the infinitely adjustable force of the spring which transfers the movement of the piston to the switch to open or close the electrical contact. • Knob Set Screw is available for panel mounting. • For installation, the pressure switch should be mounted in such a way as to prevent them being subject to vibration. Ordering Code Pressure Switch Port size (Threaded connection) N - 1/4" NPT Valve size Pressure Adjusting Rang no code - 10-400 bar (140-5800 psi) L - 1-70 bar (14-1000 psi) Specification and Installation Dimensions mm (inch) NC 3 2 Valve Size Pressure Range Electrical Rating