Xylem WQ Conductivity Sensor - Manual (Page 4)

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II. Sensor Specifications
a. Specifications.
Output Type: Two 4-20mA outputs
Accuracy: Conductivity: +/-0.5% of Reading
Temperature: +/-0.2ºC (0.4ºF)
Cond. Range/Resolution 0-200uS 0.1uS
200-2000uS 1uS
2-20mS 0.01mS
20-200mS 0.1mS
200-2000mS 1mS
Temp. Range/Resolution -5ºC to +70ºC 0.01ºC
+23ºF to +158ºF 0.02ºF
Pressure: 35 psi maximum (25m/82ft H
2
O)
Immersion Depth 36mm (1.4 inches)
Voltage Requirements: 10-36 VDC
Supply Current: 20ma plus sum of both 4-20mA outputs
Warm Up Time: 15 seconds recommended
Temperature Response: 99% in <20 Seconds
Operating Temperature: -5°C to +70°C (23º to 158ºF)
Storage Temperature: -20°C to +100°C (-4º to 212ºF)
Dimensions: 0.86” (22mm) diameter x 8” (202mm) long
Weight: 8oz plus cable
b. Connections:
Red: 10-36 VDC
Black: Ground
White: 4-20 mA Conductivity Output
Green: 4-20 mA Temperature Output
Warning: Always turn off the power when connecting or disconnecting
the sensor or it could be damaged.