Media Summary: Discuss how programmable controllers work & how they act as sequencers for equipment. Describe applications of programmable controllers. Describing the construction & operational principles of final control elements.
4a Unit 9 Chapter 4 - Detailed Analysis & Overview
Discuss how programmable controllers work & how they act as sequencers for equipment. Describe applications of programmable controllers. Describing the construction & operational principles of final control elements. Explain the HMI (human machine interface) & purpose of touchscreen displays, functions & alarm handling.
