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BYTE | BIT RANGE | SIZE | OFFSET | ABBREVIATION | DETAILS | ||
1 | DB0.7…0.0 | 8 | 0 | FADD | Flow Raw Value Offset With 2’s complement Res = 0.25°C | ||
0x00 | 0.00 | ||||||
0x01 | 0.25 | ||||||
0x02 | 0.50 | ||||||
… | … | ||||||
0x7F | 31.75 | ||||||
0x80 | -32.00 | ||||||
… | … | ||||||
0xFF | -0.25 | ||||||
2 | DB1.7…1.0 | 8 | 8 | FMUL | Flow Raw Value Multiplication Res = 0.01°C | ||
3 | DB2.7…2.0 | 8 | 16 | NSF | Number of most recent Flow Raw Temperature values to skip Clamped to [0..=20] | ||
4 | DB3.7…3.0 | 8 | 24 | NMAF | Number of values used in calculation of Flow Moving Average Clamped to [1..=20] | 4||
5 | DB3DB4. | 7…37…4.0 | 8 | 2432 | NMAA | Number of values used in calculation of Ambient Moving Average Clamped to [1..=20] | |
6 | DB4DB5. | 7…47…5.0 | 8 | 3240 | NMAE | Number of values used in calculation of Estimate Moving Average Clamped to [1..=20] | 6|
7 | DB5DB6. | 7…57…6.0 | 8 | 4048 | RATO | Ratio Offset Res = 0.01 | 7|
8 | DB6DB7. | 7…67…7.0 | 8 | 4856 | POW | Ratio Power Res = 0.01 Default = 0x00 = 1.2 | |
Tip: To get Temperature Estimation details without changing any options, send an empty FPORT 0x08 Downlink.
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| Mathblock | ||||
|---|---|---|---|---|
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--uriencoded--\begin%7Baligned%7D \text%7BFlow Moving Average%7D(t) = \frac%7B\sum_%7Bi = t - \text%7Bn skip flow%7D - \text%7Bn moving average flow%7D + 1%7D%5e%7Bt%7D%7B1%7D%5e%7Bt - \text%7Bn skip flow%7D%7D%7B\text%7BFlow Sensor Raw Value%7D(i)%7D%7D%7B\text%7Bn moving average flow%7D%7D \\ \text%7BAmbient Moving Average%7D(t) = \frac%7B\sum_%7Bi = t - \text%7Bn moving average ambient%7D + 1%7D%5e%7Bt%7D%7B\text%7BAmbient Sensor Raw Value%7D(i)%7D%7D%7B\text%7Bn moving average ambient%7D%7D \\ \text%7BEstimate%7D(t) = \text%7BAmbient Moving Average%7D(t) * (\frac %7B\text%7BAmbient Moving Average%7D(t)%7D %7B\text%7BFlow Mul%7D * \text%7BFlow Moving Average%7D(t) + \text%7BFlow Offset%7D%7D + \text%7Bratio offset%7D)%5e%7B\text%7Bratio power%7D%7D \\ \text%7BAmbient Temperature%7D(t) = \frac%7B\sum_%7Bi = t - \text%7Bn moving average estimate%7D + 1%7D%5e%7Bt%7D%7B\text%7BEstimate%7D(i)%7D%7D%7B\text%7Bn moving average estimate%7D%7D \end%7Baligned%7D |
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