ABB DO821 3BSE013250R1 Digital Output Relay Module
The ABB DO821 is a digital output module designed for robust industrial control systems. Key specifications include 24 VDC outputs, a maximum current of 2 A per channel, and a total of 8 output channels. It is commonly used in applications requiring precise control of machinery, such as in manufacturing and process automation. Compared to the ABB DO572, the DO821 offers higher channel density, making it suitable for more complex control tasks, while maintaining similar voltage and current ratings.
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