Engstr m Carestation Technical Reference Manual Engstr m Carestation Datex Ohmeda products have unit serial numbers with coded logic which indicates a product group code the year of manufacture and a sequential unit number for identification The serial number can be in one of two formats AAAX11111 AAAXX111111AA The X represents an alpha character indicating the yearthe product was manufactured H 2004 J 2005 etc land O are not used The
Engstrom Ventilator Technical Reference Manual Engstrom Ventilator Datex Ohmeda products have unit serial numbers with coded logic which indicates a product group code the year of manufacture and a sequential unit number for identification The serial number can be in one of two formats AAAX11111 AAAXX111111AA The X represents an alpha character indicating the year the product was manufactured J 2004 K 2005 etc land O are not used The X