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The instrument's elastic strap allows the unit to be either hand-held, or
hung on nearby objects.
By sliding your hand between the instrument and its elastic strap, you
can hold onto the Dioxor II with a minimum of effort. The instrument's
front panel slide switches can then be actuated by your thumb for one-
Important: If condensation is observed within the hose, do not allow
water level to build up to a point where it cuts off flow.
4.6 Interpreting the Display
Gas Display
The LCD shows SO
2
levels in the range from 0 to
1999 ppm. The display on the right indicates an SO
2
level of 025 ppm.
4.3 Backlight ON/OFF
The LCD can be read in low-light areas by setting the front panel
LIGHT switch to ON. The backlight stays on until turned off, or until
the POWER switch is set to OFF.
4.4 Using the Strap
handed operation. Or, by releasing the metal clip at the bottom of the
instrument's case, you can hang the instrument by its strap on nearby
objects such as nails, sheet metal, or valve handles.
4.5 Using the Probe
A rigid stainless steel probe with handle, connected to a flexible hose
with sample filter can be used to draw a gas sample into the instrument
from the room, boilers, and other combustible furnaces.
Both hose and probe are detachable from the instrument when sam-
pling without the probe, or when sampling with a different probe is
desired.