The phrase "automatic drain" is correct and usable in written English.
It can be used to describe a drainage system or mechanism that operates without manual intervention, often found in appliances or plumbing systems.
Example: "The washing machine features an automatic drain that expels water after each cycle."
Alternatives: "self-draining" or "mechanical drain".
The water was maintained at 25 ± 1°C, made opaque by the addition of 200 ml of latex solution, and changed daily using an automatic filling and draining system.
Look for one with "sine wave" or at least "modified sine wave" AC-like output to not stress the devices and with automatic shutdown to not drain the battery if left plugged in.
That's why the ultimate secret to self-control is to build something we call "rituals" — meaning highly precise behaviors, done at specific times, until they become automatic so they no longer drain your reservoir and undermine your capacity for self-control.
The purchase of alt.culture, an alternative culture guide and the introduction of Plastic also drained cash from Automatic, although the company had hopes that it could develop a new revenue stream.
Feedback control using ion specific electrodes in the drain offers opportunities for automatic demand satisfaction.
In my short time as a fireman, I've been to four structure fires, one emergency-services assist, four motor vehicle accidents and a handful of automatic fire alarms, and have helped drain basements in Jamesburg during flooding last July.
An automatic flushing system is used to drain the pens, flush them, and fill them with clean water.
One energy-saving measure is a change in the rovers' fault-protection systems, so that in the event of malfunctions, their automatic responses involve a minimum of electricity-draining operations.
The bottom of the lysimeter was equipped with drains and with a fluxmeter for the automatic recording of the amount of percolated water (one automatic measurement for every 20 g of water drained).
