________________________________________________________________________________
VAISALA ________________________________________________________________________ 5
Manual Chemical Purge............................................... 130
Chemical Purge in Power Up.......................................131
Starting and Configuring Chemical Purge......................... 131
Using Buttons On Motherboard ................................... 131
Using Display/Keypad (Optional)................................. 131
Using Serial Line..........................................................132
PURGE ...................................................................132
PUR.........................................................................132
Setting Sensor Heating ..................................................... 133
Setting Humidity Sensor Heating Using
Display/Keypad ............................................................ 134
Using Serial Line..........................................................134
XHEAT ....................................................................134
CHAPTER 5
MAINTENANCE ......................................................................................... 135
Periodic Maintenance .......................................................... 135
Cleaning ............................................................................ 135
Changing the Probe Filter ................................................. 135
Changing the Sensor ...........................................................136
Error States .......................................................................137
Technical Support................................................................139
Return Instructions .............................................................. 139
Vaisala Service Centers.......................................................140
CHAPTER 6
CALIBRATION AND ADJUSTMENT.........................................................141
Pressure................................................................................ 141
Opening and Closing the Adjustment Mode .....................142
Pressure Adjustment ...........................................................143
1-point Adjustment Using Display/Keypad........................143
1-point Adjustment Using Serial Line................................144
LCI...........................................................................144
LC............................................................................144
MPCI .......................................................................144
MPC ........................................................................ 145
Relative Humidity Adjustment ............................................146
Using Push-Buttons .......................................................... 146
Using Display/Keypad.......................................................147
Using Serial Line...............................................................148
CRH .............................................................................148
Relative Humidity Adjustment After Sensor Change ....... 149
Using Display/Keypad.......................................................149
Using Serial Line...............................................................149
FCRH ...........................................................................149
Temperature Adjustment.....................................................150
Using Display/Keypad.......................................................150
Using Serial Line...............................................................150
CT ................................................................................150
CTA.............................................................................. 151
Analog Output Adjustment (Ch1 and Ch2)........................ 151
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