When a PLC is used primarily to replace relays, timers, and counters, it's hard to beat the simplicity and usefulness of ladder diagram programming. Their ability to accept programming in ladder ...

This class explains how function block diagram programming is used to program timers and counters. It examines the basic rules for each type of timer and counter used in FBD programming for S7-1200 ...

This class explains how function block diagram programming is used to program PLCs. It examines the basic rules that are used to construct an FBD program, including Boolean logic functions. It then ...

The PLCopen Motion Control Specification harmonizes the access of motion-control functionality across platforms, explains Eelco van der Wal, managing director of PLCopen (www.plcopen.org), Zaltbommel, ...