There are also 30-minute original request programs, and a series of documentaries on pandas produced by China Central Television. Hu Zhanfan, head of China Central Television, said the website is a gift to people around the world who love pandas and crave peace, according to the China Daily.
What are PLCs and how do they work? PLCs are often defined as miniature industrial computers that contain hardware and software that is used to perform control functions. A PLC consists of two basic sections: the central processing unit (CPU) and the input/output interface system.
programmable logic controller (PLC) A programmable logic controller (PLC) is a modular solid state computer with custom programming. The systems are used in industrial control systems (ICS) for machinery in a wide range of industries, including many of those involved in critical infrastructure. PLCs replaced many antiquated systems such as relays, drum sequencers and cam timers, as well as other controllers.