What is the function of m8002

The function of m8002 is initialization; generally speaking, m8002 is mainly used for initialization of PLC, and M8002 is the initialization pulse a contact, that is, when the PLC is powered on, it will only pass during the first scan cycle. It will remain disconnected from now on.

#The operating environment of this article: Windows 7 system, Dell G3 computer.

M8002 is used for PLC initialization. M8002 will be executed every time the plc is powered off and restarted. PLC is the core component for executing process algorithms in the field of industrial control. At the control layer, it is a key device for realizing control functions. At the application layer, it is the most important node for providing production data.

Name: Initial pulse normally open contact. After RUN, it outputs ON for one scan cycle.

Use when data initialization is required, usually during initialization.

Extended information

①There are many types of PLC products. Different PLC models have different structural forms, performance, capacity, instruction systems, programming methods, prices, etc., and their applicable occasions also have different emphasis. Therefore, the reasonable selection of PLC is of great significance for improving the technical and economic indicators of the PLC control system.

For more related knowledge, please visit PHP Chinese website!

The above is the detailed content of What is the function of m8002. For more information, please follow other related articles on the PHP Chinese website!