diff --git a/src/MQUnifiedsensor.h b/src/MQUnifiedsensor.h index 65f0602..d86300c 100644 --- a/src/MQUnifiedsensor.h +++ b/src/MQUnifiedsensor.h @@ -25,14 +25,14 @@ /*****************************Globals***********************************************/ //From the graph, we can see that the resistance ratio in fresh air is a constant: #define RatioMQ2CleanAir 9.83 //RS / R0 = 9.83 ppm -#define RatioMQ3CleanAir 60 //RS / R0 = 9.83 ppm +#define RatioMQ3CleanAir 60 //RS / R0 = 60 ppm #define RatioMQ4CleanAir 4.4 //RS / R0 = 4.4 ppm #define RatioMQ5CleanAir 6.5 //RS / R0 = 6.5 ppm #define RatioMQ6CleanAir 10 //RS / R0 = 10 ppm -#define RatioMQ7CleanAir 11.6 //RS / R0 = 11.6 ppm +#define RatioMQ7CleanAir 27.5 //RS / R0 = 27.5 ppm #define RatioMQ8CleanAir 70 //RS / R0 = 70 ppm #define RatioMQ9CleanAir 9.6 //RS / R0 = 9.6 ppm -#define RatioMQ131CleanAir 11 //RS / R0 = 11 ppm +#define RatioMQ131CleanAir 15 //RS / R0 = 15 ppm #define RatioMQ135CleanAir 3.6//RS / R0 = 3.6 ppm #define RatioMQ303CleanAir 1 //RS / R0 = 1 ppm #define RatioMQ309CleanAir 11 //RS / R0 = 11 ppm