This blog is going to cover how to control the temperature of a mixing tank using Functional Block Diagrams and Sequential Function Charts in DeltaV. The heating process will be simulated in real time and the program will follow this general recipe......

Cyber security for industrial control systems is often focused on the Domain controller settings, configuring anti virus scanning applications and using managed switches for segregation....

This blog is going to cover how to control a variable frequency drive using Modbus from an S7-1200 controller. The CB 1241 Module will be used to communicate with the VFD through Modbus RTU over RS485. The VFD will be driving a conveyor belt in a vision inspection system which will feature in future posts. For this example, the VFD will control a HVAC fan as a demonstration only....