Flow and pressure measurement

• Flow range: ± 0.5 l/s (DSR small), ± 1.5 l/s (DSR medium), ± 8 l/s (DSR large)
• Volume resolution: 0.6 / 1 ml
• Accuracy: ± 2%
• Dead space: 1.9 ml (DSR small), 7.2 ml (DSR medium), 20 ml (DSR large)
• Resistance: <0.15 kPa / 0.5 l/min
• Sampling frequency: 200 Hz

FRC / LCI infant measurement (option)

• Principle: SF6 washin / washout
• Application: spont. Breathing
• Cont. flow: adjust. up to 250 ml/s

Nitrogen washout FRC module (option)

• Principle: N2 washout by 100% O2
• Maneuvers: Single and multiple breath tests
• Application: spont. Breathing
• Cont. flow: up to 1250 ml/s

NO measurement (option)

• Measurement range: 01. To 5000 ppb
• Detection limit: 0.06 ppb*
• Rise time (T90): <100 ms • Sampling rate: 10 Hz • Sample flow rate: select. 100 or 300 ml/min* CO2 measurement (option)
• Principle: Mainstream, self calibrating • Measurement range: 0 to 14 % • 0 to 14 kPa • Accuracy: 2 mm Hg (0 to 40 mm Hg), 5% of read. (> 40 mm Hg), 10% of read. (> 77 mm Hg)
• Detection limit: 0.06 ppb*
• Rise time (T90): <100 ms

Oxygen measurement (option)

• Principle: Side stream, laser diode
• Measurement range: 2 to 100%
• Resolution: 0.01%
• Accuracy: 0.3%
• Rise time (T90): 100 ms
• Sampling frequency: 100 Hz
• Sample flow: 200 ml/min

Airway occlusion module (option)

• Modes of operation: Automatic (flow triggered), manual
• Response time : <10 ms
• Closing time: select. 50 to 1500 ms
• Pressure range: -120 to 120 mbar

General

• Temperature range: 10-40 °C
• Humidity tolerance: 5-95% rel. humidity (non-condensing)
• Supply voltage : 100 – 240 V, 50 – 60 Hz
• Power required: 230 VA max.
• Data interface: USB Mini
• Data acquisition: SPIROWARE 3.x
• Weight (basic module): 5 kg (w/o PC and printer)
• Dimensions (h x w x d) : 100 x 550 x 400 mm