User`s guide
USER'S GUIDE____________________________________________________________________ 
MI70 Indicator......................................................................85
Indicator General............................................................85 
Battery Pack...................................................................86 
DMP74 Probe + MI70 Indicator = Vaisala DRYCAP
®
 DM70 
Hand-Held Dewpoint Meter.................................................86
General...........................................................................86 
Electromagnetic Compatibility........................................87 
Sampling Cells ...............................................................87 
DMT242SC Sampling Cell ........................................87 
DMT242SC2 Sampling Cell with Swagelok 
Connectors................................................................87
DSC74 Sampling Cell for Pressurized Gases...........87 
DSC74B Two-Pressure Sampling Cell .....................87 
DSC74C ....................................................................88 
DMCOIL ....................................................................88 
DSS70A Sampling System.............................................88 
Accessories .........................................................................89 
Dimensions..........................................................................90 
List of Figures 
Figure 1  Hand-Held Dewpoint Meter DM70............................................11 
Figure 2  Installing the Battery Pack........................................................13 
Figure 3  Buttons......................................................................................15 
Figure 4  Basic Display ............................................................................19 
Figure 5  Menus.......................................................................................21 
Figure 6  Quantities and Units Menu .......................................................22 
Figure 7  Alarm ........................................................................................24 
Figure 8  Analog Output...........................................................................26 
Figure 9  Auto-Calibration Displays .........................................................29 
Figure 10  Sensor Purge Displays .............................................................31 
Figure 11  Calibrate Transmitters Display .................................................32 
Figure 12  Recording .................................................................................32 
Figure 13  Environment Menu ...................................................................36 
Figure 14  User Interface ...........................................................................37 
Figure 15  Hold/Save Replaced by Auto Cal .............................................39 
Figure 16  Measurement Settings Menu....................................................40 
Figure 17  Device Information....................................................................41 
Figure 18  Indicator and Probe Information ...............................................42 
Figure 19  Calibrate Transmitters Message...............................................45 
Figure 20  DSC74 Sampling Cell with the Adapters..................................48 
Figure 21  DSC74B....................................................................................49 
Figure 22  Default Assembly of DSC74C ..................................................50 
Figure 23  Alternative Assembly of DSC74C for Tight Spaces .................51 
Figure 24  DMT242SC and DMT242SC2 Sampling Cells.........................52 
Figure 25  DM70 with the Case .................................................................55 
Figure 26  Lifting the System .....................................................................57 
Figure 27  Sampling System Upside Down ...............................................58 
Figure 28  Changing the Filter ...................................................................59 
Figure 29  Gas Collection Option...............................................................62 
Figure 30  Removing the Leak Screw........................................................63 
Figure 31  DMP74A Accuracy ...................................................................82 
Figure 32  DMP74B Accuracy ...................................................................82 
Figure 33  DMP74C Accuracy ...................................................................82 
Figure 34  Dimensions in Millimeters (Inches)...........................................90 
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