This guide also describes how to build a Quantum Hot Standby system. Users of legacy Quantum Hot Standby systems please note that there are significant differences exist between Control Expert and legacy systems.

Who should use this document?

Anyone who uses a Hot Standby system or needs fault-tolerant availability through redundancy in an automation system.

You should have knowledge of programmable logic controllers (PLCs). Familiarity with automation controls is expected.

You should possess a working knowledge of the Control Expert software. It is helpful if you are familiar with Ethernet networks.