Table of Contents
Advertisement
8
2.3.2
Control buttons
The Orion is operated by two buttons:
•
On/Off/Page
•
Change/Reset.
On later models, the words on the On/Off/Page and Change/Reset buttons have
been replaced by symbols. See
function of the buttons is unchanged.
Either button can be:
•
pressed and released (press)
•
pressed and held for three to five seconds (press and hold).
Old style
Using the On/Off/Page button:
•
Press On/Off/Page to turn the unit on.
•
Once on, press On/Off/Page to scroll through instrument displays.
•
When the Change flag shows, press On/Off/Page to accept the change
•
In the Calibration menu press On/Off/Page to initiate zeroing or calibration.
•
Press and hold On/Off/Page for five seconds to turn the unit off.
Using the Change/Reset button:
•
Press Change/Reset to acknowledge alarm conditions.
•
Press and hold Change/Reset for three seconds to initiate a change of values.
•
Press and hold Change/Reset for three seconds to enter Calibration menu.
•
Press Change/Reset to refuse options given by the Orion.
At all times, leaving the control buttons returns the Orion to instant reading mode.
D.I.
Recommended Practice
FILE: W:\NB\RP HMRU\Orion\Frame Ver 02\Orion.fm
Figure 5: 'The control buttons'
Figure 5 The control buttons
Version 02
© Copyright
Four-Head Gas Detector: MSA Orion
for details. The
New style
Issued February 2011
State of NSW (Fire and Rescue NSW) 2011
Hide quick links:
Advertisement
Table of Contents
