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2. Radio control - Wikipedia

   en.wikipedia.org/wiki/Radio_control

   For example, an automated warehouse may use a radio-controlled crane that is operated by a computer to retrieve a particular item. Industrial radio controls for some applications, such as lifting machinery, are required to be of a fail-safe design in many jurisdictions. [21] Industrial remote controls work differently from most consumer products.

3. RF module - Wikipedia

   en.wikipedia.org/wiki/RF_module

   Digital home automation, such as remote light/switch; Industrial remote control, telemetry and remote sensing; Alarm systems and wireless transmission for various types of low-rate digital signal; Remote control for various types of household appliances and electronics projects; Many other applications field related to RF wireless controlling

4. Remote terminal unit - Wikipedia

   en.wikipedia.org/wiki/Remote_Terminal_Unit

   A remote terminal unit (RTU) is a microprocessor-controlled electronic device that interfaces objects in the physical world to a distributed control system or SCADA (supervisory control and data acquisition) system by transmitting telemetry data to a master system, and by using messages from the master supervisory system to control connected objects. [1]

5. List of automation protocols - Wikipedia

   en.wikipedia.org/wiki/List_of_automation_protocols

   Dynet - lighting and automation control protocol developed in Sydney, Australia by the company Dynalite; EnOcean – Low Power Wireless protocol for energy harvesting and very lower power devices. European Home Systems Protocol (EHS) - merged to KNX; European Installation Bus (EIB) named also Instabus - merged to KNX

6. Relay - Wikipedia

   en.wikipedia.org/wiki/Relay

   A machine tool relay is a type standardized for industrial control of machine tools, transfer machines, and other sequential control. They are characterized by a large number of contacts (sometimes extendable in the field) which are easily converted from normally open to normally closed status, easily replaceable coils, and a form factor that ...

7. Current loop - Wikipedia

   en.wikipedia.org/wiki/Current_loop

   The two-way radio industry calls this type of remote control DC remote. This name comes from the need for DC circuit continuity between the control point and the radio base station . A current loop remote control saves the cost of extra pairs of wires between the operating point and the radio transceiver.