Name: Dräger Babylog 8000
Brand: Dräger
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6173.3

9029623

Revision 10.0

Because you care

Emergency Care • Perioperative Care • Critical Care • Perinatal Care • Home Care

Technical Service Manual

Babylog 8000/8000SC/8000 plus

Intensive Care Ventilator

Table of Contents3
Note11
Symbols and Definitions11
Function Description13
General15
- Ventilation Modes15
- Additional Functions15
- Monitoring15
Block Diagrams16
- Block Diagram of the Components in Babylog 8000/Babylog 8000 SC with LC Display16
- Block Diagram of the Components in Babylog 8000/Babylog 8000 Plus with el Display17
- Block Diagram of the Babylog 8000/ Babylog 8000 Plus/Babylog 8000 SC18
Airway Monitoring19
- Airway Pressure19
- Trigger Signal19
- Measurement of the Fraction of Inspired O219
- Patient Flow (Babylog 8000/Babylog 8000 Plus)20
Monitoring Functions21
- Fraction of Inspired O (Fio )21
  - O 2 Measurement21
  - O 2 Calibration21
- Gas Supplies22
- Airway Pressure Monitoring22
- Disconnect Monitoring22
- Overpressure and Low Pressure Alarms23
  - Babylog 8000 up to Software Version 3.023
  - Dynamic Stenosis Limit23
- Minute Volume Monitoring (Babylog 8000/Babylog 8000 Plus)25
- Audible Alarm Generator Monitoring25
- Operating Voltage Monitoring25
- Rotary Potentiometer Monitoring25
- ROM Test26
- RAM Test26
- Temperature Monitoring26
- Relay and Valve Monitoring26
- Battery Monitoring26
- Flow Measurement Monitoring (Babylog 8000/ Babylog 8000 Plus)26
Alarms, Cautions and Advisory Messages27
- Message Display27
- Display and Menu27
  - Babylog 8000/Babylog 8000 SC with LC Display28
  - Babylog 8000/Babylog 8000 Plus with el Display28
Function of the Control Elements29
- Potentiometers (Rotary Knobs)29
- Keys30
Cold Start/Warm Start Behavior32
- Cold-Start Behavior32
- Warm-Start Behavior32
Description of Pneumatic Functions33
- Gas Supplies33
- Controlled Ventilation34
Measurement of the Ventilation Parameters36
- O2 Measurement36
- Measurement of the Airway Pressure36
- Pneumatics Control PCB37
- Pneumatics Analog PCB38
- Patient System Heater39
- Pressure Sensor Base PCB39
- O2 Amplifier PCB39
Components of the Electronic Assembly40
- Power Supply Unit40
- Motherboard PCB40
- Cpu 68000 Pcb41
- I/O Pcb42
- Flow PCB (Babylog 8000/Babylog 8000 Plus) (Optional)43
- Monitoring PCB44
- Front Adapter PCB47
- Front Controller PCB (Babylog 8000/Babylog 8000 SC with LC Display)48
- Front PCB (Babylog 8000/Babylog 8000 Plus with el Display)49
- Display PCB (Babylog 8000/Babylog 8000 SC with LC Display)50
- EL Display (Babylog 8000/Babylog 8000 Plus with el Display)51
- 10.12 Potentiometer Field52
- 10.13 Display Field52
- 10.14 Communication PCB53
- 10.15 Interface PCB54
Sensors55
- Pressure Sensors55
- Y-Piece with Flow Sensor (Babylog 8000/Babylog 8000 Plus)55
  - Measuring Principle of the Flow Measuring Bridge56
- O2 Sensor57
Replacing Non Repairable Items59
Important Information61
Cleaning or Replacing the Cooling Air Filter Every 4 Weeks62
Replacing the O Sensor Capsule63
- O 2 Sensor Calibration63
- Calibrating the O Sensor after Replacement63
- Disposing of the O Sensor Capsule65
Replacing the Lip Seals Every 2 Years66
Replacing the Nicd Battery (Power Failure Alarm) Every 2 Years67
Replacing the Pressure Reducer Every 6 Years69
Schematics and Diagrams77
Schematics and Diagrams79
Error List91
Error Messages93
List of Device Error Messages94
Annex99
- Spare Parts List99
- Test List99
- Technical Information According to EMC Standard IEC/EN 60601-1-2:200199

Brand	Dräger
Model	Babylog 8000
Category	Medical Equipment
Language	English

Dräger Babylog 8000 Service Manual

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