PLC perform limited scan

PLC can be specified on the program to perform a limited number of scans (scanning from 1 to 65,535 scans), the number by assigning a PLC scan that is running, you can monitor process variables change. During the first scan, the SM0.1 value will be 1.1. perform a scan"A single scan" the PLC from the … Continue reading PLC perform limited scan

Siemens PLC selected works stop/run

Running STEP 7-Micro/WIN 32 programmable devices and establish communication between PLC and PLC after downloading the program, you can run programs, collection status monitor and debugger. selected worksPLC running and stopping work in two ways. In different ways, methods of PLC debugging operation.• In the toolbar, click the "run" button or the "stop" button to enter … Continue reading Siemens PLC selected works stop/run

Siemens PLC’s how to upload and download programming

1. downloadIf you have successfully run the STEP 7-Micro/WIN32 PC and PLC communication have been established between, you can download the compiled program to the PLC. If you already have the PLC will be overwritten. Download procedure is as follows:(1) before downloading PLC must be in the "stop" way of working. Check the mode indicator … Continue reading Siemens PLC’s how to upload and download programming