Chapter 2 Hardware Setup
2-17
A bulb (incandescent lamp) is used as a DC load. A thermistor is connected in series to absorb the surge
current which occurs when the load is ON.
COM
Y0.9
+
DC
power supply
AHx xEMC-5A
NTC: 10
NTC
Bulb
Y0.9 can not be connected to a power supply directly. It must be connected to a load.
COM
Y0.9
+
DC
power supply
AHxxEMC-5A
Mutually exclusive output: For example, Y0.10 controls the clockwise rotation of the motor, and Y0.11
controls the counterclockwise rotation of the motor. The interlock circuit which is formed, and the program in
the PLC ensure that there are protective measures if an abnormal condition occurs.
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