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The sensor array of the PEN3 electronic nose (E-nose).
| Number | Sensor | Substance Sensitivity |
|---|---|---|
| MOS1 | W1C | Aroma constituent |
| MOS2 | W5S | Sensitive to nitride oxides |
| MOS3 | W3C | Ammonia, aroma constituent |
| MOS4 | W6S | Hydrogen |
| MOS5 | W5C | Alkane, aroma constituent |
| MOS6 | W1S | Sensitive to methane |
| MOS7 | W1W | Sensitive to sulfide |
| MOS8 | W2S | Sensitive to alcohol |
| MOS9 | W2W | Aroma constituent, organic sulfur compounds |
| MOS10 | W3S | Sensitive to alkane |
