Excessive pollution in the environment around a PLC can damage the PLC’s ____.
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The following figure displays the operation of the ____.
The following figure displays the operation of the ____.
The normally open contact R6:0/FD will close whenever the se…
The normally open contact R6:0/FD will close whenever the sequencer compare (SQC) instruction is enabled.
The normally open contact R6:0/DN will close whenever the se…
The normally open contact R6:0/DN will close whenever the sequencer output (SQO) instruction is enabled.
The ______________________________ register is an output gro…
The ______________________________ register is an output group register that indicates the output terminals on which data is placed.
The ______________________________ light is on when the batt…
The ______________________________ light is on when the battery on the CPU board is low.
The number of outputs that are controlled by the sequencer s…
The number of outputs that are controlled by the sequencer system can be increased by connecting sequencers in ______________________________.
PLC manufacturers use the table-to-register or file-to-word…
PLC manufacturers use the table-to-register or file-to-word instruction instead of the ______________________________ instruction.
There are 255 16-bit words in file B10.
There are 255 16-bit words in file B10.
The ______________________________ instruction reads input d…
The ______________________________ instruction reads input data from an input module or register and then compares the input data to the step patterns in a bit data file (B3 or B10) or integer data file (N7).