“Create an SFC for a packaging cycle with idle, feed product, a two-second seal step, and discharge, advancing on product present, seal complete, and package clear signals.”
図の背後にある意思決定を読み解く。
Feed, seal, and discharge are separated.
The sealer is held for two seconds.
Sensors confirm each advance.
Use for a high-level packaging sequence before adding detailed faults and safety controls.
よくある質問
What is an SFC step?
It is an active phase in a sequential control process.
Why use a timed seal action?
It shows how long the seal command remains active.
What advances the chart?
The named sensor or completion conditions on each transition.