HMI screens are developed using a software package on a PC which is downloaded into the PLC operator interface device.
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Q21: Discrete means that each input or output
Q22: A redundant PLC system is configured using
Q23: A _ is an example of an
Q24: The location of a specific input or
Q25: Most PLC electronic components are not sensitive
Q27: A discrete output interface module is designed
Q28: Hot swappable I/O modules are designed to
Q29: Individual outputs of a typical AC output
Q30: Light is used in I/O modules to
Q31: The following statement that does not apply
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