Service manual

22 Siemens-Elema AB E382 E380E 061 01 03 01
Description of functions Servo Ventilator 300/300A
2
General
As described in chapter Introduction, the
Servo Ventilator 300 can be divided into two
Main units; Control unit and Patient unit. The
two main units are connected to each other
with the Interconnection cable.
For the purpose to describe all different
functions in the Servo Ventilator 300, the
two main units are further divided as
follows:
Main unit
Section
Main block
Functional block
Example:
Control unit
Panel section
1 Front panel
1.1 Patient range selection
1.2 Airway pressure
etc.
2 Panel interface
2.1 Panel CPU including PAN-PROM
functions
2.2 Parameter buffers
etc.
Functional descriptions of the Main blocks
and Functional blocks can be found in this
chapter. This functional description is based
on and refers to the Functional block diagram
that can be found as a fold out on the rear
cover.
In this Description of functions, the words
inspiratory and expiratory are used in the
first place to indicate the site of a part (e g
INSPIRATORY CHANNEL).
The words inspiration and expiration are
used in the first place to indicate the
corresponding time interval during
ventilation (e g INSPIRATION TIME)