Prma 460 User Manual
Contents
1. Warnings and Cautions ................................................................................ 2
2. Purpose ............................................................................................. 7
3. Description .......................................................................................... 8
3.1 General Construction ..................................................................................8
3.2 Controls and indicators ................................................................................9
3.3 Gas Circuit Components ..............................................................................10
3.3.1 Cylinder Yokes ....................................................................................... 10
3.3.2 Pipeline Inlets ....................................................................................... 10
3.3.3 Filters ............................................................................................. 10
3.3.4 Gas Inlet Block ......................................................................................10
3.3.5 Secondary Pressure Regulator .........................................................................10
3.3.6 Flow Tube - Total Combined Fresh Gas Flow .............................................................. 11
3.3.7 Auxiliary Oxygen Flowmeter ........................................................................... 11
3.3.8 Monitoring ..........................................................................................11
3.4 Safety Devices and Systems ...........................................................................12
3.4.1 Fresh Gas Pressure Relief Valve ........................................................................12
3.4.2 Nitrous Oxide Supply Cut-off Device .....................................................................12
3.4.3 Oxygen Supply ...................................................................................... 12
3.4.4 Oxygen Monitor (Fuel cell sensor) .................................................................... 13
3.4.5 Mechanical Anti-hypoxic Device (AHD) ...................................................................13
3.5 Anaesthesia System Switch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.6 Pressure Gauges ....................................................................................14
3.7 Vaporizer Mounting System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.7.1 Vaporizer mounting system ........................................................................... 15
3.7.2 Selectatec compatible vaporizer ....................................................................... 15
3.8 Gas Outlet Options and Oxygen Flush Control ............................................................. 16
3.8.1 Gas Outlet - Single Outlet System ................................................................... 16
3.8.2 Gas Outlet -Selectable Open or Closed Circuit System ..................................................... 16
3.9 Electrical Power Supply ............................................................................... 17
3.9.1 Mains Power Supply .................................................................................. 17
3.9.2 Auxiliary Power Supply Sockets .........................................................................17
3.9.3 Connecting other devices ..............................................................................18
3.9.4 System Back-up Battery ..............................................................................18
3.10 Absorber ...........................................................................................19
3.10.1. Absorber components ................................................................................19
3.10.2 Heaters ............................................................................................21
3.10.3 Absorber rear components and connections ..............................................................21
3.11 Touchscreen ........................................................................................ 22
3.11.1 Touchscreen functions ................................................................................ 22
3.11.2 Fresh Gas Display ....................................................................................23
3.11.3 Main Menu ......................................................................................... 23
3.11.4 Sub-menu operation ................................................................................. 24
3.11.5 Waveform Menu ..................................................................................... 24
3.11.6 Alarm Menu ........................................................................................25
3.11.7 Gas Mixture Selection ................................................................................ 26
3.11.8 Oxygen Monitor (fuel cell type) .........................................................................26
3.11.9 Trigger Field ........................................................................................ 26
3.12 Ventilator ...........................................................................................27
3.12.1 Ventilation Modes .................................................................................... 27