Diagnostic Tool is a fast and simple tool, which allows users of Control Techniques' drives to quickly solve any error codes that the drive may show. Built within the app are easy to locate wiring diagrams for first time setup and fault finding with links to the relevant comprehensive manuals. The app also has full contact details of the technical support teams around the world to aid you with technical assistance. The following products on the app are: Unidrive M Powerdrive F300 Elevator Drive Unidrive SP Commander SK Digitax ST Mentor MP Digitax HD Commander C200 & C300