2940281

Series:	DEK-OE
Packaging:	Bulk
Part Status:	Active
Mounting Type:	DIN Rail
Circuit:	SPST-NO (1 Form A)
Output Type:	DC
Voltage - Input:	48VDC
Voltage - Load:	3V ~ 48V
Load Current:	100mA
Termination Style:	Screw Terminal
Package / Case:	Module
Supplier Device Package:	--

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Solid state relays are electrical components that use semiconductor technology to enable electronic signals to be switched on or off. The 2940281 application field and working principle refers to an on-off electromechanical type of solid state relay (SSR). On-off SSRs use a single input signal to switch power from a higher supply voltage to a lower load voltage. The 2940281 solid state relay is most commonly used in industrial control systems. It is ideal for controlling high-powered loads such as motor starters, solenoid valves, and heaters, and and can be used in many applications where a higher current load must be switched on and off electronically without contact. It is also used in multi-channel configurations to switch multiple circuits.The working principle of the 2940281 solid state relay is based on the principle of semiconductor switching. When an input signal is applied to the SSR, a switching transistor inside the relay is activated and results in the conduction of current between the input signal and the output load. The transistor will remain in the on state until the input signal is removed, at which point the transistor will turn off and the relay will switch off.The 2940281 solid state relay also features built-in protection to safeguard against voltage and thermal overloads. If the load voltage or current is exceeded, the relay will switch off and protect against damage to the load device. In addition, the relay is designed to be resistant to interference from radio frequency signals, thus allowing it to be used in electromagnetic environments without interference.The 2940281 solid state relay is available in various models that offer a variety of features. These include input K and output K models for voltage control, three-terminal models for switching AC loads, and optically isolated models for controlling hazardous loads. In addition, the 2940281 solid state relay is geared for low-power applications, and is capable of switching up to 40V at 1A or 100V at 0.5A. Solid state relays offer a number of advantages over traditional mechanical relays. They require less power to operate, are faster than mechanical relays, and are more resistant to environmental factors such as vibration, humidity, and dust. In addition, the 2940281 SSR operates with less noise, and its design eliminates any contact bounce or arcing, which can lead to long-term damage of contacts and surrounding materials. In conclusion, the 2940281 solid state relay is an invaluable component in industrial control systems, providing accurate and reliable control of high-powered loads. By combining the advantages of SSRs with the protection mechanisms of the 2940281 SSR, users can enjoy a durable and efficient control solution.

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