SiemensDigital Input module SM321
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I get an access error FB 450 RED_IN, does anyone know why?
I get an access error from FB 450 RED_IN in the "Redundant IO" library, does anyone know why?
SiemensDigital Input module SM321
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FB 450 RED_IN is responsible for reading the dependent I / O. In order to ensure that these signals are properly processed, they are stored in a process image of input / output (PII / PIO). If the input / output addresses are common with the inputs and outputs of the image, then no problem.
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