ResMed Astral Series Clinical Guide

Deleting patient data ........................................................................................................ 129
Cleaning and maintenance .............................................................................................. 130
Single patient use ......................................................................................................... 130
Weekly ............................................................................................................................................130
Monthly ...........................................................................................................................................130
Multi-patient use .......................................................................................................... 131
Replacing components ................................................................................................. 132
Replacing the air filter ......................................................................................................................132
Replacing the expiratory flow sensor and antibacterial filter (Astral 150 only) ................................132
Replacing the double limb adapter (expiratory valve) ......................................................................134
Replacing the Oxygen sensor .........................................................................................................134
Replacing the internal battery ..........................................................................................................135
Servicing....................................................................................................................... 136
Maintenance Timetable ...................................................................................................................136
Internal Battery ................................................................................................................................136
Device information ..........................................................................................................................137
Upgrading software .........................................................................................................................137
Additional considerations for hospital or healthcare facilities ........................................ 137
Technical specifications ................................................................................................... 138
Monitoring ........................................................................................................................ 143
Time parameters .......................................................................................................... 143
Volume and flow parameters ........................................................................................ 143
Pressure parameters .................................................................................................... 144
Other parameters ......................................................................................................... 144
Accuracy of controls ........................................................................................................ 145
Measurement System and Accuracy .............................................................................. 148
Functional variants ........................................................................................................... 148
Guidance and Manufacturer’s Declaration Electromagnetic Emissions
& Immunity.......................................................................................................................
149
Guidance and manufacturer’s declaration—electromagnetic emissions ....................... 149
Guidance and manufacturer’s declaration – electromagnetic immunity ........................ 150
Recommended separation distances between portable and mobile RF
communications equipment and the life support device ............................................... 152
Potential impact of electromagnetic disturbances ........................................................ 152
Symbols ............................................................................................................................ 153
Standards compliance ..................................................................................................... 154
Training and support ....................................................................................................... 154
Troubleshooting ............................................................................................................... 155
Alarm troubleshooting .................................................................................................. 155
Learn Circuit troubleshooting ........................................................................................ 160
General troubleshooting ............................................................................................... 163

ResMed Astral Series Specifications

General

Type	Ventilator
Display	color LCD
Connectivity	USB
EPAP	0 to 25 cm H2O
Rise Time	Adjustable
PEEP	0 to 25 cm H2O
FiO2 Monitoring	Yes, with optional oxygen module
Battery Backup	Internal and external battery options
Oxygen Capability	Yes, with optional oxygen module
Alarms	Low battery
Pressure Support	0 to 30 cm H2O