Dräger Babylog 8000 Service Manual

Dräger Medical AG & Co. KGaA 6173.3
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_ _Printed on_18.05.05_F61733XXT01.fm
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Function description Babylog 8000
9.3 Pneumatics Control PCB
The Pneumatics Control PCB is the output unit of the CPU 68000. It receives serial data from the I/O PCB
and triggers the corresponding valves.
Further functions of Pneumatics Control PCB: voltage supply to the patient system heater, power supply
to the PEEP/PIP valve.
Fig. 13: Block diagram of the Pneumatics Control PCB
Motherboard
Input logic
Control
signals
Relay
control
Valve
voltage
PEEP-
voltage
Pneumatic analog PCB
Current and amplifier monitoring
PEEP
valve
Pneumatic
Seriel parallel converter
Output
Input block
Valve block O2
Valve block AIR

Dräger Babylog 8000 Specifications

General

Leak Compensation	Yes
Type	Ventilator
Pressure Range	0 to 80 mbar
Tidal Volume Range	2-2000 mL
Frequency	1-150 breaths/min
Inspiratory Time	0.1-3.0 sec
PEEP	0 to 20 mbar
FiO2 Range	21-100%
Power Supply	100 to 240 V AC, 50/60 Hz