PE converter PEN-M5 Pneumatic/electrical signal converter, selector switch for pressure, vacuum and differential pressure, on 2n sub-base. Authorisation=RCM Mark, CE mark (see declaration of conformity)=to EU directive for EMC, Materials note=(* Free of copper and PTFE, * Conforms to RoHS), Measured variable=(* Differential pressure, * Relative pressure), Measurement method=Pneu./elect. differential pressure switch