Delta AH500 series Hardware Manual page 141

Bulb (incandescent lamp) through which the direct current passes: A thermistor is connected
in series to absorb the surge current which occurs when the load is ON.
⑤
Y0.2 can not be connected to the power supply directly. The output wiring must be connected
to a load.
⑥
Mutually exclusive output: Y0.3 controls the clockwise rotation of the motor, and Y0.4
controls the counterclockwise rotation of the motor. The interlock circuit which is formed, and
⑦
the program in the PLC ensure that there are protective measures if an abnormal condition
occurs.
5 - 2 8
PNP transistor output
C h a p t e r 5 OOWiring