Engine_2014 : Electricity - 419/2299
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| As shown in figures "C" and "D" of the illustration which represent PLC ladder and input/output diagrams of an RS bistable latch function block, what statement is true? |
| A) To de-energize the "Output", "Input 1" must remain closed. |
| B) To de-energize the "Output", "Input 1" need only be momentarily closed. |
| C) To de-energize the "Output", "Input 2" must remain closed. |
| D) To de-energize the "Output", "Input 2" need only be momentarily closed. |
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Illustration EL-0057
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