Specifications

2
Figure 2. Battery
Installation
2 TECHNICAL CHARACTERISTICS
SO
2
Display Range .............0–1999 ppm SO
2
Accuracy ............................±10 ppm or ±5% of reading
whichever is greater
Response Time ...................90% of final value within 40 sec.
Battery Requirements .........1.5 V, “C” cells, Qty. 4
Operating Time* ................14–16 hours, alkaline cells
Operating Temp. Range .....23 to 104°F (–5 to 40°C)
Relative Humidity ..............10–85% non-condensing
Weight (w/o batteries) ........12 ozs. (341 grams)
Dimensions ........................... 8.6 x 3.5 x 2.9 inches (218 x 89 x 74 mm)
To prepare the instrument for operation, you
must install four “C” size batteries, and (if
desired) install the hose and probe as described
in the following paragraphs.
For your convenience, and to ensure that the
instrument will provide reliable SO
2
indications,
the SO
2
sensor is installed and the instrument
calibrated on a known SO
2
concentration at
the factory.
3.1 Battery Installation
Detach the elastic strap’s metal clip at the
bottom of the instrument, and slide off the
battery cover as shown in Figure 2. Then while
observing proper battery polarity, install four
“C” size batteries into the instrument’s battery
compartment. (Recommended battery types:
Duracell Alkaline or equivalent). After the
batteries are installed, replace the battery cover
and the elastic-strap clip.
*
Times are with the backlight turned off. Continuous use of the
backlight will decrease battery life.
3 PREPARING THE DIOXOR II
FOR OPERATION