OEM Technology Solutions provided the control hardware and software for the air conditioning systems as part of Siemens Transport System (TS) Group Desiro UK.
Air International UK, a major customer of OEM Technology Solutions, was selected to supply air conditioners for the Desiro UK trains. Air International UK manufacture air conditioners specifically designed for the tough environmental conditions associated with rail cars.
Air International UK incorporates in its air conditioners a sophisticated air conditioning controller designed and developed by OEM Technology Solutions.
The controller is based on a rugged single board computer which provides state of the art control of the air conditioner to keep the rail car environment at its most comfortable. The air conditioners are an integral part of the new Desiro UK trains.
The controller has direct interfaces to digital and analog I/O and provides a Human Machine Interface via an associated Liquid Crystal Display and keypad. The controller is easily programmed using the embedded IEC61131-3 programming language and has been tested to comply with the EN50155 standard to ensure that it meets the high reliability requirements needed in such an environment.