ASSR-3210-503E Relays

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Solid state relays (SSRs) are a type of electronic switch consisting of a semiconductor switching element, also known as a thyristor. They work by controlling a semiconductor switching device that functions as a passive electronic switch. The ASSR-3210-503E is a solid state relay (SSR) specifically designed for use in applications requiring very high accuracy and fast response time. This SSR is capable of providing reliable electrical isolation between the input and output ports and can switch loads with unparalleled speed and accuracy.

The input of ASSR-3210-503E is expressed as a voltage or current. The ratio of input voltage to output is fixed at 10:1 (in most cases) . When an input signal is sent to the dc power supply (12-24V DC) present at the input pins of the relay, it is immediately converted to a voltage or current output signal depending on its input sensitivity. When the input signal is off , the output signal switches off as well.

The ASSR-3210-503E has a switching frequency range of 120KHz-2MHz and can provide switching speeds up to 1 ms (1000 Hz). It can handle currents up to 3.0A and voltages up to 48V. It is designed with insulation materials on its housing, providing up to 10-12KV isolation in between the input and output stages. It also features advanced protection circuitry against instantaneous surge or inrush currents.

As for the working principles, the ASSR-3210-503E is a three-terminal switch. When the control signal is applied to the control terminal, the SSR is triggered, and it switches the load between the two power supply elements. The SSR acts as a low-resistance conductive path between the two power terminals when the switch is in the on state, and a high-impedance path when in the off state. Consequently, the load is switched between the two terminals according to the control signal.

The ASSR-3210-503E solid state relay is the ideal device for use in applications that require an accurate, fast response and high isolation. Its switching characteristics are remarkable and its protection circuit helps protect the system against inrush or surge currents. It has numerous applications in automation, communications, medical, industrial, measuring and control systems.

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