Function 2 (Normally Open) Piping 2 (Body Ported) Body Option M (Common EXH) Specifications Standard Voltage 5 (24VDC) Lead Wire LO (L Plug w/o Connector) Cable length None Surge Suppressor U (Surge Suppressor w/Light Non-polar) Manual Override Non-locking Push Style Port Size M5 (Body Ported M5X0.8) Thread Rc Bracket None Q Q (CE Marked)