1、PLC Logical Input
After logical operation, PLC will output through the relay output of control modules. The whole PLC program of the control module has 40 output signs.
2、PLC Sign Use
A series of elements of PLC can be dragged to the logical edit area after clicking.
3、Examples for Addition Counter Operation
4、Examples for Measured Data and Timer Operation
5、Examples for Time Period and Date Operation
6、Examples for Performance Function Setting and Operation
7、Setting and Use of Variate
8、Application Examples
Engine oil prelubrication function, requirements: output 0.5h and stop outputting 0.5h in standby mode; output when preheating, no output in other periods. PLC programming is as follows:
Generation voltage alarm imbalanced alarm function, requirements: when genset runs normally, if the three-phase phase voltage difference is greater than 30V, the warning will alarm after delaying 30 seconds. PLC programming is as follows:
