PLC (programmable logic controller) with level signal output mode configuration function
A technology of output mode and level signal, which is applied in the field of PLC, can solve problems such as failure to find in time, delay in work process, increase wiring, etc., and achieve the effect of saving process complexity, improving work process, and saving production costs
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[0022] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0023] Such as figure 1 and figure 2 As shown, Embodiment 1 of the present invention provides a PLC with a configurable level signal output mode, including:
[0024] A PLC internal processing circuit;
[0025] An output circuit, including a plurality of triodes, wherein the base of each triode is electrically connected to the PLC internal processing circuit, and the collectors are electrically connected to a corresponding output terminal;
[0026] A level signal output mode conversion circuit includes a plurality of resistors connected in parallel, wherein one end of each resistor is connected ...
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