I had found a new site PS Power control that describes about the control systems and safety interlocks, which are used in different industries. I am interested in these thing as I am studying mechanical enginnering. It is used to prevent accidents in the industries.The other product are

Interlocks is used in a computer system to prevent damage to a operator of the system:

Temperature controller Is mainly used as a precision mercury switch instruments. The product has a high maximum Temperature indicating pointer If you are buyer of the safety equipment

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