Xylem WQ730 TURBIDITY SENSOR User Manual
Page 4
Global Water
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II.
Sensor Specifications
a. Specifications.
Outputs:
Two, 4-20mA
Ranges: 0-50
NTU
(Green
Wire)
0-1000 NTU (White Wire)
Accuracy:
1% of full scale
Pressure:
30
psi
maximum
Power Requirements:
10-36 VDC
20ma
plus
sum
of
both
4-20mA
outputs
Warm Up Time:
3
seconds
minimum
8 seconds recommended
Operating Temperature: 0°C to +50°C
Storage Temperature:
-10°C to +60°C
Dimensions:
1-1/2" diameter x 7-1/2”" long
Weight:
1 lb plus cable
b. Connections:
Red:
10-36 VDC
Black:
Ground
Green:
4-20 mA low range output (50 NTU)
White:
4-20 mA high range output (1000 NTU)
Note:
The stainless steel body of the sensor is connected to
the
circuit
ground
and
must
be in contact with the test
solution.
Warning: Always turn off the power when connecting or disconnecting
the sensor or it could be damaged.