Measurement rise time: < 450 ms typical
Stimulus current range (supramax and manual):
10 to 70 mA with 5 mA steps
Airway pressure (D-lite)
Accuracy: +/-(2 vol% + 2% of reading)
Measurement range: –20 to +100 cmH
2
O
Gas cross effects: < 2 vol% anesthetic agents
Stimulus current accuracy: 10% or
±
3mA
(whichever is greater)
Accuracy*: ±1 cmH
2
O
Anesthetic agent (AA)
Airway pressure (Pedi-lite)
Max load: 3 k
Ω
Measurement rise time: < 400 ms typical
Measurement range ***: –20 to +100 cmH
2
O
Max voltage: 300 V
Halothane, Isoflurane, Enflurane
Gas cross effects: < 0.15 vol% N2O
Measurement range: 0 to 6%
Accuracy: +/- 0.2 vol%
Flow (D-lite)
Regional block mode
Measurement range: 1.5 to 100 l/minute
Stimulation mode: single twitch (ST)
Flow (Pedi-lite)
Intervals: 1 second, 2 seconds, 3 seconds
Measurement range: 0.25 to 25 l/minute
Sevoflurane
Measurement range: 0 to 8%
Accuracy: +/- 0.2 vol%
Stimulus pulse: square wave, constant current
Pulse width: 40 µs
Compliance (D-lite and Pedi-lite)
Stimulus current range: 0 to 5.0 mA with
0.1 mA steps
Measurement range: 4 to 100 ml/cmH
2
O
Desflurane
Measurement range: 0 to 20%
Accuracy*:
0 to 5 vol%: +/- 0.2 vol%
Airway resistance (D-lite and Pedi-lite)
Stimulus current accuracy: 20% or 0.3 mA
(whichever is greater)
Measurement range: 0 to 40 cmH
2
O/l/second
Sensor specifications (D-lite)
Recorder
5 to 10 vol%: +/- 0.5 vol%
Dead space: 9.5 ml
10 to 20 vol%: +/- 1.0 vol%
Resistance at 30 l/minute: 0.5 cmH
2
O
Principle: thermal array
Agent identification
Print resolution:
Vertical: 8 dots/mm (200 dots/inch)
Horizontal: 32 dots/mm (800 dots/inch) at
speed of 25 mm/second and slower
Sensor specifications (Pedi-lite)
Identification threshold*: 0.15 vol%
Dead space: 2.5 ml
Patient Spirometry
Resistance at 10 l/minute: 1.0 cmH
2
O
Detection through D-lite™ or Pedi-lite™ flow
sensor and gas sampler with following
specifications:
NMT
Paper width: 50 mm; printing width 48 mm
Traces: selectable; 1, 2, or 3 traces
Stimulation modes:
Train of four (TOF)
Double burst (3.3) (DBS)
Single twitch (ST)
50 Hz t post-tetanic count (PTC)
Tidal volume (D-lite)
Print speed: 1, 6.25, 12.5, 25 mm/second
Measurement range: 150 to 2000 ml
Accuracy*: ± 6% or 30 ml
* Typical
value
Tidal volume (Pedi-lite)
**
Alarm limits and their adjustment range
may vary depending on the mode used.
Measurement range: 15 to 300 ml
Measurement intervals:
Accuracy*: ± 6% or 4 ml
TOF and DBS: manual; 10 seconds,
12 seconds, 15 seconds, 20 seconds,
1 minute, 5 minutes, 15 minutes
***
The user may set the SpO
2
low alarm
limit lower than 80% and Ppeak alarm
limit higher than 50 cmH
2
O during
normal use of the monitor. To guarantee
patient safety, the user cannot save such
limits as user default values.
Minute volume (D-lite)
Measurement range: 2 to 20 l/minute
Accuracy*: ± 6%
ST: manual; 1 second, 10 seconds,
20 seconds
Minute volume (Pedi-lite)
Measurement range: 0.5 to 5 l/minute
Stimulator
Accuracy*: ± 6%
Stimulus pulse: square wave, constant current
Pulse width: 100, 200 or 300 µs
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