
Operating Manual
Smart Weather Sensor
106
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany
19.6.5.2 Buffer Assignment Additional Measurement Commands M2 / C2: Humidity
Device configured for measurement values in metric or US units:
Measurement Value
UMB
Channel
Min
Max
Unit
Buffer ‘0’
Rel. Humidity (act)
200
0.0
100.0
%
Rel. Humidity (min)
220
0.0
100.0
%
Rel. Humidity (max)
240
0.0
100.0
%
Rel. Humidity (avg)
260
0.0
100.0
%
B
uffer ‘1’
Abs. Humidity (act)
205
0.0
1000.0
g/m³
Abs. Humidity (min)
225
0.0
1000.0
g/m³
Abs. Humidity (max)
245
0.0
1000.0
g/m³
Abs. Humidity (avg)
265
0.0
1000.0
g/m³
Specific Enthalpy (act)
215
-100.0
1000.0
kJ/kg
B
uffer ‘2’
Mixing Ratio(act)
210
0.0
1000.0
g/kg
Mixing Ratio (min)
230
0.0
1000.0
g/kg
Mixing Ratio (max)
250
0.0
1000.0
g/kg
Mixing Ratio (avg)
270
0.0
1000.0
g/kg
Example: Request with M command
0M2!
00009<CR><LF>
0D0!
0+48.5+48.2+48.8+48.5<CR><LF>
0D1!
0+5.7+5.5+5.9+5.7+29.3<CR><LF>
Example: Request with C command
0C2!
000013<CR><LF>
0D0!
0+48.5+48.2+48.8+48.5<CR><LF>
0D1!
0+5.7+5.5+5.9+5.7+29.3<CR><LF>
0D2!
0+4.6+4.4+5.0+4.6<CR><LF>