The wSpO2 module transmits measured blood oxygen saturation,
plethysmography, peripheral pulse data and pneumatic respiration
rate values through the RF link to the MR400, where the processed
information can be displayed and output for interfacing to the MR
system pulse peripheral and respiration gating input.
wSpO2 Module Indicators
Battery indicator provides charge status indications for the wSpO2 module, as detailed in the
Network channel indicator illuminates to provide the wireless network channel selection
indication and the status of the wSpO2 module to MR400 communications, as detailed in the
Expression MR400 Instructions for Use System Overview 2‐11
Battery eject button
Network channel indicators (1–5, in this example)
Network selection button
Pneumatic respiration port; see page 10-2
SPO2 probe connector; see page 1-18
A battery time-remaining counter is displayed by the MR400; see page 2-16 for details.
For battery replacement details, see page 1-26.
Battery not installed or its charge is insufficient to power
Battery charge sufficient
Battery charge low