Vaisala MM70 - Manual (Page 5)

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Preparations before the Calibration .................................... 51
Relative Humidity Adjustment ............................................. 51
Li-Cl-NaCl Automatic Adjustment ....................................... 51
2-point Adjustment .............................................................. 52
1-point Adjustment .............................................................. 53
Temperature Adjustment..................................................... 53
1-point Adjustment .............................................................. 54
2-point Adjustment .............................................................. 54
Last Adjustment Date.......................................................... 55
Determination of Oil-specific Coefficients........................... 55
Error Messages ...................................................................... 57
Error Message Types.......................................................... 57
CHAPTER 6
MAINTENANCE ........................................................................................... 59
Changing the Filter and Sensor............................................ 59
Cleaning the Sensor............................................................... 59
Changing the Battery ............................................................. 60
Vaisala Service Centers......................................................... 61
CHAPTER 7
TECHNICAL SPECIFICATIONS.................................................................. 63
Measured Variables................................................................ 63
Water Activity a
w
.................................................................. 63
Temperature........................................................................ 63
MMP78 Probe ..................................................................... 64
MI70 Indicator ..................................................................... 64
Battery Pack........................................................................ 65
General Facts about the MM70 Hand-held Humidity and
Temperature Meter ............................................................. 65
Electromagnetic Compatibility............................................. 65
Options and Accessories Available ..................................... 66
Dimensions in mm (inches) .................................................. 67
List of Figures
Figure 1 MI Indicator.............................................................................. 10
Figure 2 MMP78 Probe .......................................................................... 11
Figure 3 Protecting Cap and Plastic Wrench ......................................... 11
Figure 4 MMP78 Pipe Dimensions (in mm); 400 mm (adjustment range
340 mm) ................................................................................... 15
Figure 5 Tightening Clasp Nut................................................................ 16
Figure 6 Sealing Thread Cutting for the Fitting Body ............................. 17
Figure 7 Ball Valve Installation ............................................................... 18
Figure 8 Direct Mounting ........................................................................ 19
Figure 9 Keypad ..................................................................................... 21
Figure 10 Basic Display............................................................................ 22
Figure 11 Display Setting Menus.............................................................. 24
Figure 12 User Interface Setting Menus................................................... 26
Figure 13 Device Information Setting Menus ........................................... 29
Figure 14 Device Information Submenus ................................................. 30
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