Exhaust Built-in Silencer Exhaust Port Thread Rc 1/2 Supply, Release Valve K2 (Supply Valve) Voltage 5 (24VDC) Lead Wire LO (L Plug w/o Connector) Light & Surge Suppressor Z (Light+Surge Suppressor) Manual Override Non-locking Push Style Vacuum Pressure Sensor D (With Digital Vacuum Pressure Switch ZSE30A) Output Specifications B (PNP open collector 2 outputs) Lead Wire Length L (2 m) Q Q (CE Marked)