PLC timers are input instructions that provide the same functions as mechanical timing relays.
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Q2: A RES (reset) instruction must be used
Q3: For the timer relay contact shown, when
Q4: A TOF timer starts to accumulate time
Q5: For the timer relay contact shown, when
Q6: For the timer relay contact shown, when
Q7: The accumulated time of a TOF timer
Q8: Timers can be retentive or nonretentive.
Q9: The retentive timer reset (RES) instruction is
Q10: When a time-delay period longer than the
Q11: Timer instructions are found on all PLCs
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