6
dangerous gas mixtures is not recommended
and is at the user’s own risk.
SECTION 3
About the RVA801/LCA301
Installing the Battery
The RVA801/LCA301 requires a 9-volt battery.
The battery is not installed when the instrument
is shipped. Remove the battery cover by
pressing on the two lines and sliding
downwards. Connect the battery to the flying
lead, insert the battery into the instrument and
replace the battery cover.
LCD display
The instrument will display the velocity,
volume or temperature reading as selected.
Auto Shut Off
The RVA801/LCA301 has an auto shut off
feature to help preserve battery life. If no keys
are pressed for 3 minutes (5 minutes in
temperature mode), the instrument will
automatically turn itself off. This function
cannot be disabled by the user.