Exercise:
A conveyor starts with PB1 (NO). It stops with PB2 (NC). If a product is detected (sensor S1 = 1), conveyor runs for 5s then stops automatically. Draw Ladder diagram.
Correction (LD):
| PB1 PB2 M1 (M1)
|--| |-----|/|----| |-------( )--
| M1 |
|--| |--------------------------|
| S1 T1 M1 (T1 TON PT=5s)
|--| |-----|/|----| |-------(TON)
A conveyor belt is controlled by a 3-phase motor (M). The system has: exercice corrige automate programmable industriel pdf
Objective: Control a pneumatic drill for a metal part. Sequence: Exercise: A conveyor starts with PB1 (NO)
Correction Approach (Grafcet):