HAMILTON-H900 Humidifier, Models: 950001, 950004
When starting a humidifier, intended for respiratory gas conditioning during invasive and noninvasive mechanical ventilation, with an empty chamber, and water is not filled into the chamber, the low water level alarm will be delayed and medical staff are unaware that there is no water in the chamber.
US: WI, FL, CA, NV, PA, TX, PA
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-1385-2022