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1.1 CAUTIONS AND WARNINGS
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The user need to read and follow the procedures and
conditions as below to prevent ant failure might be
occurred during operating this instrument.
Insufficent oxygen atmospheres may cause combustile
gas readings be lower then actual corrected readings.
Enriched oxygen atmospheres may cause combustile
gas readings be higher then the actual corrected
readings.
The intruments need to be re-calibrated after the
instrument has been used in an area of silicon vapors
were present.
Please always be kept clean of the sensor opening and
the water barriers of the intrument.
The oxygen readings will be caused temporary
fluctuations while the atmospheric preesure is suddenly
changed.
Please do not charge the battery or serving the unit in
hazardous or enriched atmospheres condition.
The intrument only suggested to be used by operated
and serviced by qualified personnel whom has fully read
and understood the instruction manual completely.
This insrument is certified to be normal use within the
temperature range of -20 deg. C to 40 deg. C only.
The model of AS8900 must be used only with model AS8930
external sampling pump. (Excluded)
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NOTICE BEFORE USE
* AS8901 Oxygen gas Monitor is warranted to be free from
defects in material and workmanships for a period of one
year after purchase.
* This warranty not includes the sensor and battery pack
after 6 month purchase period.
* Thank you for buying and using Smart Sensor As8901
Oxygen Gas monitor.
* The unit has been designed, manufacturing, tested and
proven under professional quality team.
* The unit should be reliable to use and operate under the
reasonable care and maintenance described in this
instruction manual.
* The used or nonfunctional battery, please follow the
international environment regulation to settle.
* Smart Sensor has the right to modify or change the design
of the unit, operation manual or product specification prior
without any further notice.
3. 2 WARRANTY
3.3 MANUFACTURING STATEMENTS
3.4. ENCLOSURE
-01-
Need
T
o
Know
Before
Use
-11-
-02-
AS8901 Oxygen gas monitor
Operation manual
Carrying brouch
3.7V rechargable lithium battery
Battery charger
1PCS
1PCS
1PCS
1PCS
1PCS
1.2 UNIT PACKING
The gift box should be contain the following items
Description
Quantity
1.3 PRODUCT SPECIFICATIONS
Sensor specification:
Gas
Range
Resolution
T90
Oxygen (O2)
0~30%
0.1%
10sec
Size: 120.20mm x 64.50mm x 38.30mm
Battery working runtime: 18 hours. And 12 hours work with
AS8930 sampling pump.(work in room temperature and
no alarm conditions.)
Weight: 200g
Temperature and humidity range:
Operating Temperature: -10~ 50
(except LEL is 0 ~40
)
℃
℃
Operating Humidity : 15~95 % RH, typical
Battery specification:
Storage Temperature : 0~40
℃
Rechargeable lithium-ion battery, 3.7 Volts
、
OTHERS
The following guideline should be followed to achieve
good maintenance for AS8901 unit.
* If necessary, wipe the outside surface of the unit, please use
the soft, clean cloth.
* Never use any solvent or cleaning solutions.
* Make sure the rubber buttons are free od dirts.
* to clean the sensor opening, please use the clean, soft cloth
or soft brush.
CLEANING:
CHARGING THE BATTERY:
* The lithium-ion battery suggested to be fully charged before
using the AS8901.
* To charge the battery, plug the connecting lead wire of the
battery charger into the charging port located at the bottom
of the unit. This port is protect by a rubber flap, so need to
release the flap before charging.
* The battery should to fully charged in 6 hours.
* Once fully charged, the unit will be good enough to work for
18 hours operation, and work about 12 hours with AS8930
external sampling pump.
* The shaded area of battery indicator shows full once the
battery is fully charged.
* If all shaded area only have one bar is left, the battery need
to be charged at once.
* When the battery is low, the unit might emit a periodic alarm
sound to alert you to charge the unit.
3.1 MAINTENANCE
Other
Items
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