Service manual

Chapter 2 Principles
Chapter 2 Principles
2.1 General
The intended use of the PM-9000 patient monitor is to monitor a fixed set of parameters
including ECG, RESP, SpO
2
, NIBP, TEMP, IBP, CO and CO
2
(IBP, CO and CO
2
are optional). It
consists of the following functional parts:
Parameter measurement;
Main control part;
Man-machine interface;
Power supply;
Other auxiliary functions;
These functional units are respectively detailed below.
Figure 2-1 Structure of the PM-9000 Express
2.1.1 Parameter Measurement
The parameter measurement and monitoring are the core functions of the patient monitor. The
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