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A gas duster, also known as tinned wind, compressed air, or canned air, is a product used for cleaning or dusting electronic equipment and other sensitive devices that cannot be cleaned using water. This type of product is most often packaged as a can that, when a trigger is pressed, blasts a stream of compressed gas through a nozzle at the top.
Lighting control systems are sometimes referred to under the term smart lighting. Lighting control systems serve to provide the right amount of light where and when it is needed. [1] Lighting control systems are employed to maximize the energy savings from the lighting system, satisfy building codes, or comply with green building and energy ...
Building automation (BAS), also known as building management system (BMS) or building energy management system (BEMS), is the automatic centralized control of a building's HVAC (heating, ventilation and air conditioning), electrical, lighting, shading, access control, security systems, and other interrelated systems. Some objectives of building ...
Gas lighting in the historical center of Wrocław, Poland, is manually turned off and on daily.. Gas lighting is the production of artificial light from combustion of a fuel gas such as methane, propane, butane, acetylene, ethylene, hydrogen, carbon monoxide, coal gas (town gas) or natural gas.
A programmable logic controller (PLC) or programmable controller is an industrial computer that has been ruggedized and adapted for the control of manufacturing processes, such as assembly lines, machines, robotic devices, or any activity that requires high reliability, ease of programming, and process fault diagnosis.
It uses house power wiring to transmit data, injecting the current directly in the power plugs. Outdoor PLC: applied in the main power line transmissions, such as low-frequency PLC (for telemetry and grid control), and in BPL, for internet transmission via power network. In this type of PLC, the equipment must be robust, to deal with the high ...
The identity of the victim will not be released until next-of-kin is reached. Shortly after 9 a.m., the Army base, formerly known as Fort Gordon, issued a lockdown and echoed that message through ...
A scene controller or scene switch is a switch which can operate appliances and lights remote but not locally. It can send macros to set light levels and switch appliances on or off. Scene controllers are typically used to perform activities. For example, for watching TV lights are dimmed, the window blinds are closed and the TV is turned on.