Capnography connectors attach CO2 sampling lines or mainstream sensors to capnograph monitors for measuring end-tidal CO2. Uses Luer-style or proprietary pneumatic connectors depending on the measurement type.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Sample Port | CO2 gas sampling inlet | I/O |
| 2 | Electrical | Sensor power and signal for mainstream | ADC |
| 3 | GND | Ground | GND |