| Product class as per Directive 93/42/EEC: | lla |
| Dimensions (W x H x D) | 170 x 135 x 180 mm |
| Weight | about 1.4 kg |
| Temperature range | |
| Operation: | +5 °C to +40 °C |
| Storage: | -25 °C to +70 °C |
| Permitted humidity, operation and storage | rel. humidity 15 % to 93 %, no condensation |
| Air pressure range | 700 – 1060 hPa coresponds to altitude of 3000 meters |
| Diameter of breathing tube connection (mask) | 19.5 mm (fits standard tapered connector |
| Electric rating | max. 40 VA |
| System interface | 12 V DC max. 10 VA |
| Power consumption in | 230 V 115 V |
| Operation (therapy): | 0.11 A 0.22 A |
| Standby: | 0.036 A 0.019 A |
| Classification as per EN 60601-1-11 | |
| Type of protection from electric shock | Protection class II |
| Level of protection from electric shock: | Type BF |
| Protection from damaging ingress of water and solids: | IP21 |
| Alarms | severe leakage, disconnection (tube), long apnea, low minute volume, low tidal volume |
| Modes | CPAP, APAP, S, S/T, T, autoS/T, aPCV |
| Mean sound pressure/Operation as per ISO 80601-2-70 | about 26.5 dB(A) at 10 hPa (corresponds to sound pressure of 34.5 dB(A) |
| CPAP operating pressure range | 4 to 20 hPa |
| BILevel operating pressure range | 4 to 30 hPa |
| Relative inspiration time Ti/Tset | 25% to 67% |
| Trigger Inspiration (Trigger IN) | auto or can be set at 3 levels |
| Trigger Expiration (Trigger EX) | auto or can be set at 3 levels |
| Pressure rise (Ramp IN) | can be set at 4 levels |
| Pressure reduction (Ramp EX) | can be set at 3 levels |
| Back up frequency | 0; 6 to 35 bpm |
| Adjustable target volume | can be set in 3 speed levels |
| Pressure accuracy | |
| Peak flow as per ISO 80601-2-70, modes BI level, without humidifier | |
| 4.0 hPa | 235 l/min |
| 10.5 hPa | 225 l/min |
| 17.0 hPa | 215 l/min |
| 23.5 hPa | 200 l/min |
| 25.0 hPa | 195 l/min |
| Stability of the dynamic pressure (short-term accuracy) for 10 breaths/min as per ISO 17510-1:2007 when using the 19 mm hose. | |
| 7.0 hPa | Δp≤0.24 hPa |
| 10.0 hPa | Δp≤0.28 hPa |
| 13.5 hPa | Δp≤0.3 hPa |
| 20.0 hPa | Δp≤0.4 hPa |
BI Level ST therapy device with adjustable target volume
prisma3OST: Strong ventilation with the comfort of sleep therapy
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