User`s guide
USER'S GUIDE____________________________________________________________________ 
3. Select Date and time and press  . 
4.  For the desired date, select Date and then press   Set. Use the 
arrow buttons to change the date. Confirm the selection by 
pressing   Select. To change the date format, select from the 
alternatives and press   Select. 
5.  For the desired time, select Time and press   Set. Use the 
arrow buttons to change the time. To confirm the selection, 
press   OK. To change the time format, select 12-hour clock 
and press   On/Off. 
6.  To return to the basic display, press   Exit. 
Measurement Settings 
 0602-006 
Figure 16  Measurement Settings Menu 
Automatic Auto-Calibration 
To turn the feature on, press   On. To turn the feature off, press   
Off. 
Automatic Purge 
To turn the feature on, press   On. To turn the feature off, press   
Off. 
Molecular Weight 
The ppm
w
 M setting is used to give the molecular weight of the 
measured gas. This value is required in ppm
w
 (weight) calculation. 
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