Motor-control micro-lab

Start, latch, and stop a motor circuit.

See why a momentary Start button can keep a contactor energised—and why Stop must always break the control path.

  1. Step 1Press START
  2. Step 2Release START
  3. Step 3Press STOP
Live I/O bench

Motor start/stop seal-in

IEC 61131-3
START
STOP

CONTROL PATH

STOP_NC ──┬─ START_NO ──┬── ( KM1 )

└─ KM1_AUX ──┘

CONTACTOR

RELEASED
MOTOR
1Real control concept
3Proven operating states
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