Product Features:
1.State-of-the-art Non-dispersive infrared (NDIR) technology, dual wavelength, no moving parts
2.Breath-by-breath CO2 monitoring
3.Sample rate low to 50 mL/min
4.Barometer pressure and temperature compensation
5.Range calibration in 0 – 15% by manufacturer
6.Fast warmup time ensures full accuracy within 5 minutes
7.Oxygen, N2O and anesthetic compensation for accurate measurement
8.Low power consumption less than 2W
9.Fully compatible with Respronics Loflo sensor and CPT module
Technical Specifications:
Transducer Type |
ET600 Sidestream CO2 sensor |
Sample Rate |
50 mL/min, ±10mL/min. |
Principle of Operation |
Non-dispersive infrared (NDIR) single beam optics, dual wavelength, no moving parts |
Initialization Time |
Capnogram displayed in less than 5 seconds
Reaching full specifications within 5 minutes. |
CO2 Measure Range |
0 - 114 mmHg
0 - 15%
0 - 15.2kPa |
CO2 Resolution |
0.1 mm Hg 0 to 50 mm Hg
0.25 mm Hg 50 to 114 mm Hg |
CO2 Accuracy |
0 – 40 mmHg ±2 mmHg
40 – 114 mmHg ±5% of reading |
Respiratory Rate |
Range 2 to 120 Breaths Per Minute (BPM)
Accuracy ±1 breath |
Calibration |
No routine user calibration required |
Compensation |
Automatic Barometer Pressure 400 - 800 mmHg.
User selectable O2 / N2O compensation. |
Voltage Requirements |
5.0 VDC ±5% |
Power Consumption |
Less than 1.5 Watts typical. |
Temperature and Humidity |
Operating: 0º to 40°, 10 to 90% RH, non-condensing
Storage: -40º to 70ºC, <90% RH, non-condensing |
Interconnection |
Pin out:
1. TxD Serial data from LH600
2. RxD Serial data from Host
3. AGND Analog return
4. DGND Digital return
5. VA 5.0V |
Data Interface |
TTL level, bi-directional, 19200 baud rate, standard N-8-1.
Fully compatible with Respironics LoFlo communication protocol |
Data Output |
CO2 gas concentration (mm Hg), End-tidal CO2, Inspired CO2, Respiratory Rate, barometric pressure compensation. Compensation for O2 (0 - 100%) and N2O (On / Off) when supplied by host. |