How to wire a HOA Hand Off Auto Control Circuit
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Hand Off Auto HOA controls are a very common and versatile control circuit. It allows loads such as motors, solenoid valves, electric cylinders, etc. to be controlled by some automatic operation such as a sensor or PLC plus allows you to easily turn the load on manually or off manually. • Subscribe to our channel. • / timwilbo. . • Support these videos while you advance your skills https://controls.tw/yt-courses • HAND will run the load regardless of external factors including the normal control, overtravels, and other interlocks • OFF will prevent the load from running regardless of what signals are coming from the automatic circuit. NOTE, this is not a substitute for a lockout tagout! • AUTO will run the load based off of an automatic control circuit.
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