Let’s assume that there are already 100 products in the warehouse and I need the counter to start counting from this preset value.
I have two conveyor belts, two sensors and a temporary product storage area. The products are passing in front of sensor number one on the conveyor belt and entering the storage area.
The products will then be put on the second conveyor belt, pass in front of the sensor number two, and transferr...
There is a bottle filling machine that fills the empty bottles on a conveyor belt with liquid from this tank. In this and the next lessons you’re going to learn how this machine works and how to write a professional PLC program that fully controls this machine.
This filling machine has three op...
Three position selector switches usually have one input and two outputs. The use of the terms input and output may be confusing but they should not be confused with inputs and outputs of PLC's. The term input refers to the power portion of the contacts that the switch contain while the outputs re...
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