108
Protocol Systems, Inc.
Sidestream CO
2
Specifications
Characteristic
Specification
Sensor Type
Sidestream, internal
Principle of Operation
Non-dispersive, infrared, single-beam, single path/wavelength,
ratiometric
Operating Ambient Temperature
5° to 40°C
Startup Time
30 seconds typical, 3 minutes maximum
Rise Time
240 ms (10% to 90%) at 175 ml/min
Delay Time
1.12 seconds maximum
1
1. Based on the following additional airway conditions: Sample line = 7 ft, 0.055 in ID (2.13 m, 1.4 mm ID); Sample
flow rate = 175 ml/min; Protocol watertrap (new/unused).
Total System Response Time
1.36 seconds maximum (Rise Time and Delay Time)
Calibration
Verify semi-annually, calibrate only as required
Sampling Chamber
Internal (replaceable by service technician)
Pneumatic and Exhaust System
Integral
Barometric Pressure Compensation
Automatic
BTPS, ATPS, STPD
2
2. BTPS (Body Temperature and Pressure, Saturated), ATPS (Ambient Temperature and Pressure, Saturated), STPD
(Standard Temperature and Pressure, Dry).
CO
2
value = calculated CO
2
value x 0.977
Sampling Line
7-foot sampling line, ID 0.055 in (1.4 mm), for use with disposable
single-use cannula (CO
2
only or CO
2
sampling/O
2
delivery)
Watertrap
Disposable single-use
Flow Rate
90 or 175 ml/min, user-selectable
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