Air compressor electric drain pneumatic drain valve

Float drainscontain a float within the device that normally seats on a small orifice. When liquid enters the drain the float rises off its seat, exposing the orifice and allowing liquid to discharge through the stem. As the liquid level drops, the float re-seats and seals the orifice. These drains operate only when a. . Pneumatic drainsare simple and robust.They rely on a pneumatic pilot signal to operate and use a ball valve to eject the moisture from the air system. As mentioned in the video, the. . Electronic drainsrequire electricity and, unlike the other drain models, can be adjusted for frequency and duration of the discharge time. Electronic drainsincorporate a solenoid. [pdf]