A-2
USER HANDBOOK
Dimensions
180mm (7.1in.) x 95mm (3.7in.) x 100mm (3.9in.)
Weight
1.35kg (3.0lb.) with two alkaline batteries
Operating Temperature
-20
o
C to 50
o
C (-4
o
F to 122
o
F)
Humidity
0 – 100% RH, non-condensing.
Construction
Moulded polypropylene case protected to IP54
Display
Dot Matrix LCD (128 x 64)
Warm-Up / Stabilization Time
~ 60 seconds
Typical Flow Rate Information
Nominal pump ow rate is 0.5 to 0.7 litres per minute.
Typical ow fail rate is 0.1 to 0.2 litres per minute.
Response Time (T90)
Typical O
2
response time (0.0 to 18.8% O
2
) > 15 seconds.
Power Source
Two ‘D’ size alkaline cells typically providing in excess of 20
hours runtime at 20
o
C (68
o
F).
or
Two ‘D’ size rechargeable cells typically providing in excess
of 8 hours runtime at 20
o
C (68
o
F).
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