Fluke (Biomedical) VT900A + VAPOR Gas Flow Analyzer

Features

Weight: 0.5 kg

Measured gases: CO₂, N₂O, HAL, ISO, ENF, SEV, DES

Gas corrections: Pressure and temperature

Size: 191 × 96 × 57 mm

Interface: RS-232

Measurement technology: NDIR side-stream

Warm-up time: ISO, full specification: 45 sec / 10 minutes

Measurement time: < 20 sec

Concentration (full accuracy*)

CO₂ (%):

Range 0–1: Absolute accuracy 0.1

Range 1–5: 0.2

Range 5–7: 0.3

Range 7–10: 0.5

10: Unspecified

N₂O (%):

Range 0–20: Absolute accuracy 2

Range 20–100: 3

HAL (%):

Range 0–5: Absolute accuracy 0.2 + 15% of gas level

5: Unspecified

SEV (%):

Range 0–1: Absolute accuracy 0.15

Range 1–5: 0.2

Range 5–8: 0.4

8: Unspecified

DES (%):

Range 0–1: Absolute accuracy 0.15

Range 1–5: 0.2

Range 5–10: 0.4

Range 10–15: 0.6

Range 15–18: 1

18: Unspecified

ISO (%):

Range 0–1: Absolute accuracy 0.15

Range 1–5: 0.2

5: Unspecified

ENF (%):

Range 0–1: Absolute accuracy 0.15

Range 1–5: 0.2

5: Unspecified

Device Features

Battery life: 8 hours

Charging time: 5 hours, typical

Memory: Internal memory

Connection type: USB, Micro-B device port

Weight: 3.6 lb (1.6 kg)

Display: 7 in (17.8 cm)

Single full-range channel: Yes

Ultra-low flow ports: ±750 mL/min

Ultra-low pressure port: 0–10 mbar

Flow

Full-range flow channel (includes both low and high flow; flow specifications are with laminar flow input):

Range: 0 to ±200 slpm

Accuracy: ±2.0% of reading or 0.04 slpm

Range: 200 to 300 slpm; -200 to -300 slpm; -22 to -14 slpm; +7.5 to +9.5 slpm

Accuracy: ±2.5% of reading

Ultra-low flow channel:

Range: ±750 mL/min

Accuracy (air): ±1.7% or 0.01 slpm

Volume

Range: ±100 L

Accuracy: ±2.0% or 0.02 L

Pressure

High pressure:

Range: -0.8 to 10 bar

Accuracy: ±1% or ±0.007 bar

Differential low pressure:

Range: ±160 mbar

Accuracy: ±0.5% or ±0.1 mbar

Ultra-low pressure:

Range: 0 to 10 mbar

Accuracy: ±1% or ±0.01 mbar

Airway pressure:

Range: ±160 mbar

Accuracy: ±0.5% or ±0.1 mbar

Barometric pressure:

Range: 550 to 1240 mbar

Accuracy: ±1% or ±5 mbar

Other

Temperature:

Range: 0 to 50°C

Accuracy: ±0.5°C

Resolution: 0.1°C

Humidity:

Range: 0 to 100% RH

Accuracy: ±3% RH (20 to 80% RH)

±5% RH (<20% or >80% RH)

Oxygen:

Range: 0 to 100%

Accuracy: ±1%

Breath Parameters

Inspiratory tidal volume range: 0 to 60 L

Inspiratory tidal volume accuracy: ±2.0% or 5 mL

Expiratory tidal volume range: 0 to 60 L

Expiratory tidal volume accuracy: ±2.0% or 5 mL

Minute volume range: 0 to 100 L

Minute volume accuracy: ±2.0% or 5 mL

Breath rate range: 1 to 150 bpm

Breath rate accuracy: ±1%

Breath rate range: 150 to 1500 bpm

Breath rate accuracy: ±2%

Inspiratory to expiratory time ratio (I:E) range: 1:300 to 300:1

Inspiratory to expiratory time ratio (I:E) accuracy: ±2% or 0.1

Peak inspiratory pressure (PIP) range: ±160 mbar

Peak inspiratory pressure (PIP) accuracy: ±0.75% or 0.1 mbar

Inspiratory pause pressure range: ±160 mbar

Inspiratory pause pressure accuracy: ±0.75% or 0.1 mbar

Mean airway pressure range: ±160 mbar

Mean airway pressure accuracy: ±0.75% or 0.1 mbar

Positive end-expiratory pressure (PEEP) range: ±160 mbar

PEEP accuracy: ±0.75% or 0.1 mbar

Lung compliance range: 0 to 1000 mL/mbar

Lung compliance accuracy: ±3% or 0.1 mL/mbar

Inspiratory time range: 0 to 60 s

Inspiratory time accuracy: 0.02 s

Inspiratory hold time range: 0 to 60 s

Inspiratory hold time accuracy: 1% or 0.1 s

Expiratory time range: 0 to 90 s

Expiratory time accuracy: 0.5% or 0.01 s

Expiratory hold time range: 0 to 90 s

Expiratory hold time accuracy: 0.02 s

Peak expiratory flow range: ±300 L/min

Peak expiratory flow accuracy: ±2.0% or 0.04 L/min

Peak inspiratory flow range: ±300 L/min

Peak inspiratory flow accuracy: ±2.0% or 0.04 L/min

Environmental Conditions

Operating temperature: 10°C to 40°C

Storage temperature: -20°C to 60°C

Operating humidity: 10 to 90%, non-condensing

Storage humidity: 5 to 95%, non-condensing

Datasheet