Wiring Diagram

EasyIO FW Series – User Reference v3.0
19
Differential Pressure Sensor (FW-08V)
**Applicable to FW-08V only**
EasyIO FW-8V has an on board differential pressure sensor or some called it Air Flow sensor.
The sensor is pre-calibrated by manufacturer and it gives digital signal instead of analog signal.
The sensor calibration is calibrated with temperature compensation which gives excellent accuracy.
The specifications of the sensor is as below.
Differential Pressure Sensor
1 Channel
Operating Range
0 ~ 500 Pa / 0.0 ~ 2.0 inches of water
Key Feature
CMOS Techonology
Pressure Value
Digital Output via I
2
C
Data Update Rate
50ms
Temperature Compensation
Yes
Warm Up Time before first
measument
No warm up required
Span Accuracy
4.5% of reading
Zero Point accuracy
0.2 Pa at 25
o
C / 0.008 inches of water
Barbed Connection
6.3mm FR tubing (0.25 inch )