AWM3000 Series
Mass flow sensor for gases
FEATURES
· Ranges 0...30 to 0...±1000 sccm
1
or 0...0.5 to 0...2 "H
2
O (0...1.25 to 0...5 mbar)
· 1...5 V, 1...3.75 V, 4...20 mA output
· Actual mass flow sensing
· Low differential pressure sensing
SERVICE
To be used with dry gases only
The AWM series is NOT designed for liquid
flow and will be damaged by liquid flow through
the sensor
SPECIFICATIONS
Maximum ratings
Supply voltage
2
8 to 15 V
typ. 10 ±0.01 V
ELECTRICAL CONNECTION
P1
P2
Power consumption
AWM3303V
AWM3...CR
all others
Temperature limits
Operating
Storage
Mechanical shock
typ. 100 mW
typ. 50 mW
typ. 50 mW, max. 60 mW
1 2 3
-25 to 85°C
-40 to 90°C
100 g (5 drops, 6 axes)
Pin 1: V
out
Pin 2: +V
s
Pin 3: GND
Note:
1
sccm denotes standard cubic centimeters per minute
2
Output voltage is ratiometric to supply voltage
June 2006 / 582
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