Vaisala MM70 User Manual
Page 4

USER'S GUIDE____________________________________________________________________
Rounding .............................................................................24
Hold/Save Display ...............................................................25
Graphic History....................................................................25
User Interface Settings ........................................................26
Selecting Language.............................................................27
Automatic Power Off............................................................27
Changing the Shorcut Keys.................................................28
Turning Key Click and Backlight On/Off ..............................28
Setting Date and Time.........................................................28
Device Information...............................................................29
Restoring Factory Settings ..................................................30
Other Functions ......................................................................30
Setting the Alarm Levels .....................................................30
Selecting and Scaling the Analog Output............................32
Taking Measurements............................................................33
Measuring Other Parameters Simultaneously.....................33
Recording Data .......................................................................34
Recording ............................................................................34
Stopping Recording .............................................................35
Viewing Recorded Data.......................................................36
Checking the Memory Status ..............................................36
Deleting All Recorded Files .................................................36
Transferring Recorded Data to PC......................................37
CHAPTER 5
CALIBRATION AND ADJUSTMENT...........................................................39
Using MM70 in Checking and Adjusting .............................39
Using Calibration Cables .....................................................39
Calibration and Adjustment of HMP228
Series Transmitters .............................................................40
Relative Humidity Adjustment by Using a Calibrated
Reference Probe .................................................................41
1-point Relative Humidity Adjustment by Using
a Calibrator ..........................................................................41
2-point Relative Humidity Adjustment by Using
a Calibrator ..........................................................................42
Calibration and Adjustment of MMT318 Transmitters.........43
1-point Adjustment by Using a Calibrator............................44
2-point Adjustment by Using a Calibrator............................45
Calibration and Adjustment of MMT330 Transmitters.........46
1-point Adjustment by Using a Calibrator............................47
2-point Adjustment by Using a Calibrator............................48
Calibration and Adjustment of MM70 Series Probes ..........49
General about Calibrations..................................................49
Preparations before the Calibration.....................................49
Relative Humidity Adjustment .............................................49
Li-Cl-NaCl Automatic Adjustment........................................49
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