Engine : Electricity - 792/1386
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| Assuming the ladder diagram of figure "1" and the corresponding input/output diagram of figure "2" represents a simple PLC motor controller, what statement is true? EL-0232 |
| A) The input switch is a maintained contact on-off selector switch, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the running condition. |
| B) The input switch is a maintained contact on-off selector switch, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the stopped condition. |
| C) The input switch is a momentary contact start button, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the stopped condition. |
| D) The input switch is a momentary contact start button, output "A" is the motor contactor coil, and output "B" is a motor run status lamp for the running condition. |
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Illustration EL-0232
| Comments |
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