32
Wiring
• Digital Inputs – One switch ON/OFF and Direction
– SPDT Center OFF
– Terminal 18 (P 302) set for “Start”
– Terminal 19 (P 303) set for “Start & Reverse”
Single Pole Double Throw with Center OFF.
This switch is used to start the drive in either direction, and turn it OFF in the center position.
Notice that +24Vdc from terminal 12 goes to the center of the switch. When the switch is
completed to terminal 18 is goes Forward. When the switch goes to terminal 19, which is
programmed for Start & Reverse, the drive goes in the opposite direct, backwards, assuming
that parameter 200 has been changed to “Both Directions”.
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