User Manual for Fingertip Oximeter
15
not be used for a long time.
The recommended storage environment of the
device:
ambient temperature: -20ºC ~60ºC,
relative humidity 10%~95%,
atmospheric pressure: 50kPa~107.4kPa.
The oximeter is calibrated in the factory before
sale, there is no need to calibrate it during its life
cycle. However, if it is necessary to verify its
precision routinely, the user can do the
verification by means of SpO
2
simulator, or it can
be done by the local third party test house.
Necessary servicing must be performed by
qualified service engineers ONLY. Users are not
permitted to maintain it by themselves.
High-pressure sterilization cannot be used on the
device.
Do not immerse the device in liquid.