Omega HHF142, Руководство пользователя

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tJ,191
Press the HOLD/RESET key to freeze the current reading on the
� , . · display. HOLD is displayed on the LCD and the reading is held.
Press the HOLD/RESET key a second time to clear this mode and return the unit
to normal operation.
Press the HOLD/RESET key while in MIN/MAX mode to display BOTH the
minimum and maximum airspeed reading since the MAX/MIN key was pressed.
Once the HOLD/RESET key is pressed while in MAX/MIN mode, new airspeed
readings are no longer recorded. To return to MAX/MIN mode, press the
HOLD/RESET key again.
lit.I.
Press the "VOLUME FLOW" key to enter Volume Flow mode. Press
P,�}: it again to exit Volume Flow mode and return to Airspeed mode.
1·
,1; While in Volume Flow mode, or Airspeed mode, press "ADJ'' to select
': :tO,;: ·• which Duct setup you'd like to use when in Volume Flow mode. There
are 10 Duct setups to choose from and they are shown as
due
0
through
due 9.
While in Volume Duct Entry mode, press this key to advance to begin editing a
setting, or to adjust a setting, like changing units from I nch (inches) to [Ent
(centimeters), or incrementing a duct size by 1 unit.
(3 While in Volume Flow mode or Airspeed mode, press "SET" to enter
L::J
Volume Duct Entry mode. This allows you to edit the Duct settings for
·
the currently selected Duct setup.
While in Volume Duct Entry mode, press this key to accept a value. For
example, pressing "ADJ" will toggle the units setting between I
nc h
and
[Ent.
Pressing "SET" will accept the currently displayed value and advance
you to the next menu.
Press the SAMPLE RATE key while adjusting duct sizes to move one
digit to the left. This will allow you to go back and adjust the digit you
have just set.
Rev 1.9, 1 0-Jun-2008
Page 8 of28