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Q.E.D. ENVIRONMENTAL SYSTEMS LIMITED -
Cyan Park - Unit 3, Jimmy Hill Way, Coventry. CV2 4QP.
UNITED KINGDOM
Tel: +44 (0)333 800 0088
E-Mail:
Web:
www.qedenv.com
REGISTERED IN ENGLAND AND WALES NO. 1898734
OMLASERONE Iss. 01
Setting the alarm threshold
The alarm threshold can be changed to best suit the application
requirements: the minimum permissible alarm threshold is 1 ppm.
Push the jogdial to display the menu. Rotate the jogdial until the menu
item “
Threshold LAS
” is visible then push the jogdial to select this
option.
When in the “
Alarm threshold
” menu, change the ppm threshold by
rotating the jogdial to increase or decrease the value.
To confirm the threshold level, push the jogdial.
Acoustic and visual alarm
When the instrument is powered on, or if a gas measured exceeds the
alarm threshold, an alarm will sound and the LED’s will flash.
To disable or enable this alarm setting, push the jogdial, the option for
‘Buzzer’ is displayed.
Push the jogdial to either disable or enable the Buzzer.
Backlight - Display illumination
To change the display illumination, push the ‘on/off’ button until you reach the desired illumination.
The display has 4 levels of illumination.
Bluetooth description (OPTIONAL)
If the Bluetooth option has been fitted, the connectivity will always be active and a Bluetooth icon
will be displayed on the main screen.
Summary of Contents for Laser One
Page 1: ...OPERATING MANUAL...