THE ASX DIGITAL 5 INCH MATTRESS SYSTEM IS SUITABLE FOR THE PREVENTION AND TREATMENT OF PRESSURE ULCERS UP TO GRADE III ACCORDING TO EPUAP. The control unit of the ASX digital features digital pressure sensor technology thus ensuring a silent operation and a long product life. The compressors automatically switch off when the pre-set system pressure is reached and only re-activate when a cycle change occurs or to adjust the system pressure if necessary. The ASX 5 inch digital mattress overlay features nylon/PU cells, eight of which are micro-perforated. The cover is bi-elastic, PU-coated and has an all-round zip. In addition, a double layer base permits the insertion of a safety mattress of up to 5 cm. This feature protects the existing mattress from soiling. ADVANTAGES: • touch pad panel • care function • long service intervals • low noise level ALARMFUNCTIONS: • low pressure alarm (visual and acoustic) • power failure alarm