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Vaisala PTU300 User Manual

Page 8

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User's Guide _______________________________________________________________________

6 ____________________________________________________________________ M210796EN-G

Relative Humidity Adjustment ............................................. 167

Using Push Buttons ........................................................... 167

Using Display/Keypad ....................................................... 168

Using Serial Line ............................................................... 169

Multipoint Relative Humidity Adjustment Using Serial Line
........................................................................................... 171

MPC RH Command Syntax .......................................... 171

Example Multipoint Adjustment Procedure .................. 172

Relative Humidity Adjustment After Sensor Change........ 174

Using Display/Keypad ....................................................... 174

Using Serial Line ............................................................... 174

FCRH ............................................................................ 174

Temperature Adjustment ..................................................... 175

Using Display/Keypad ....................................................... 175

Using Serial Line ............................................................... 176

Analog Output Adjustment (Ch1 and Ch2) ........................ 177

Using Display/Keypad ....................................................... 177

Using Serial Line ............................................................... 177

ACAL ............................................................................ 177

Feeding Adjustment Information ........................................ 178

Using Display/Keypad ....................................................... 178

Using Serial Line ............................................................... 178

CTEXT .......................................................................... 178

CDATE ......................................................................... 178

CHAPTER 8

TECHNICAL DATA .................................................................................... 179

Specifications ....................................................................... 179

Performance ...................................................................... 179

Barometric Pressure ..................................................... 179

Relative Humidity ......................................................... 180

Temperature (+ Operating Pressure Ranges) ............. 181

Optional Temperature Probe ........................................ 181

Calculated Variables .................................................... 182

Accuracies of Calculated Variables ................................... 182

Accuracy of Dewpoint Temperature °C ........................ 182

Accuracy of Mixing Ratio g/kg (Ambient Pressure
1013 mbar) ................................................................... 183

Accuracy of Wet Bulb Temperature °C ........................ 183

Accuracy of Absolute Humidity g/m³ ............................ 183

Dewpoint Temperature (PTU307 Warmed Probe Option) 184

Operating Conditions .................................................... 184

Inputs and Outputs ....................................................... 185

Mechanics .................................................................... 186

Technical Specifications of Optional Modules ................... 187

Power Supply Module .................................................. 187

Analog Output Module .................................................. 187

Relay Module ............................................................... 187

RS-485 Module ............................................................ 188

LAN Interface Module ................................................... 188

WLAN Interface Module ............................................... 188

Data Logger Module ..................................................... 188