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PTFM 1.0 Portable Transit Time Flow Meter
KEYPAD SYSTEM
The following diagram shows the PTFM 1.0 menu system. Arrows show the four directions to leave a
menu box. Pressing a corresponding keypad arrow will move to the next item in the direction shown.
Move the cursor (underline) under numerals and increase or decrease numerals with the
and
keys.
To store calibration values permanently, press the
.
SLEEP
BACK
LIGHT
ON
OFF