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---[Auto]---[Start]---[Stop]---(Motor_Internal) Rung2 – Jog mode:
| Rung | Logic | |------|-------| | 1 | Start AND Stop AND OL → Coil Motor (with Motor parallel contact) | ejercicios de plc resueltos
Rung1 – Auto mode:
Use CTU counter with Preset = 100, Reset = Reset_Button. 🔹 Exercise 5 – Traffic Light (Sequential) Statement: Traffic light sequence: Red → Red+Yellow → Green → Yellow → Red. Cycle time: 5s each. ejercicios de plc resueltos
---[X1]---[X2]---[Lamp]---(Lamp) ??? Not directly → use SR flip-flop Better: use a toggle logic in Structured Text (ST): ejercicios de plc resueltos