Vaisala HUMICAP HMT330 SERIES Betriebsanweisung Seite 7

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Seitenansicht 6
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VAISALA ________________________________________________________________________ 5
CHAPTER 6
MAINTENANCE .........................................................................................149
Periodic Maintenance ..........................................................149
Cleaning ............................................................................ 149
Changing the Probe Filter ................................................. 149
Changing the Sensor ...........................................................150
Error States .......................................................................151
Technical Support................................................................153
Product Returns ...................................................................153
CHAPTER 7
CALIBRATION AND ADJUSTMENT.........................................................155
Opening and Closing the Adjustment Mode .....................155
Relative Humidity Adjustment ............................................157
Using Push Buttons...........................................................157
Using Display/Keypad.......................................................158
Using Serial Line...............................................................159
CRH .............................................................................159
Relative Humidity Adjustment after Sensor Change........ 160
Using Display/Keypad.......................................................160
Using Serial Line...............................................................160
FCRH ...........................................................................160
Temperature Adjustment.....................................................161
Using Display/Keypad.......................................................161
Using Serial Line...............................................................161
Analog Output Adjustment..................................................163
Using Display/Keypad.......................................................163
Using Serial Line...............................................................163
ACAL............................................................................163
Feeding Adjustment Information........................................164
Using Display/Keypad.......................................................164
Using Serial Line...............................................................164
CTEXT .........................................................................164
CDATE.........................................................................164
CHAPTER 8
TECHNICAL DATA .................................................................................... 165
Specifications.......................................................................165
Performance...................................................................... 165
Relative Humidity ......................................................... 165
Temperature (+ Operating Pressure Ranges) .............166
Optional Temperature Probe .......................................166
Calculated Variables ....................................................167
Accuracies of Calculated Variables ..................................167
Accuracy of Dewpoint Temperature °C .......................167
Accuracy of Mixing Ratio g/kg (Ambient Pressure
1013 mbar)...................................................................167
Accuracy of Wet Bulb Temperature °C........................ 168
Accuracy of Absolute Humidity g/m³............................168
Dewpoint Temperature (HMT337 Warmed Probe Option)169
Operating Environment ..................................................... 169
Inputs and Outputs............................................................170
Mechanics ......................................................................... 170
Seitenansicht 6
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