In the subsystem as shown below, after Sensor 3B2 sends a signal to the PLC input I1.3 (indicating the light on the control panel is switched ON), Cylinder 2A must extend, but the system does not execute this step. How would you solve the problem?

Question

Answer

Check the voltage at the solenoid 2Y1 of DCV 2V1 and the output signal at Q4.6 of the PLC.

Answer

Check the sensor 2B2 and the cable between sensor 2B2 and the input of the PLC.

Answer

Check the resistance value of the solenoid 2Y2

Answer

Check the sensor 3B2 and the cable between sensor 3B2 and the input I1.3 of the PLC.

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In the subsystem as shown below, after Sensor 3B2 sends a signal to the PLC inpu...

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