WATER QUALITY SENSORS
Water quality transmitters monitor Temperature, pH, Conductivity, Dissolved Oxygen, and ORP/Redox
water quality transmitters,water quality sensors FEATURES:
  • Fully encapsulated electronics
  • 4-20 mA output
  • Marine grade cable with strain relief
  • Stainless steel housing
To Order Call 1-800-876-1172
Water Quality Sensors Options & Prices

 

On this page:

Water Quality Sensor's Product Description
Temperature Sensor
pH Sensor
Conductivity Sensor
Dissolved Oxygen Sensor
ORP/Redox Sensor
Water Quality Sensors Options & Prices

Downloads (PDF):

Temperature Sensors Brochure
pH Sensor Brochure
Conductivity Transmitter Brochure
DO Sensors Brochure
ORP/Redox Transmitters Brochure
Water Quality Sensor Manual*

*May take several minutes to download, depending on your internet connection speed.

Additional Information:

Turbidity Sensor & Meter
Handheld Multiparameter Probe
Water Quality Testing Kit
Water Quality Product Support

Water Quality Sensors Product Description

Global Water's Water Quality Sensors are rugged, industrial grade sensors designed for direct immersion or insertion into water streams.  Most water quality sensors are powered by 10 to 36 VDC and all water quality sensors have a linear 4-20mA output.  25' cable lengths are standard, with optional cable lengths to 500'.

WQ101 Temperature Sensor
Water quality temperature sensor Output: 4-20 mA
Range: -50°C to +50°C
Accuracy: ±0.2°F or ±0.1°C
Maximum Pressure: 40 PSI
Operating Voltage: 10-36 VDC
Current Draw: Same as sensor output
Warm Up Time: 5 seconds minimum
Operating Temperature: -50° to +100°C
Size of Probe: 3/4" diameter x 4 1/2" long
Weight: 1/2 lb.

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WQ201 pH Sensor
Water quality pH transmitter Output: 4-20 mA
Range: 0-14 pH
Accuracy: 2% of full scale
Maximum Pressure: 40 PSI
Operating Voltage: 10-30 VDC
Current Draw: 5.5 mA plus sensor output
Warm Up Time: 3 seconds minimum
Operating Temperature: -5° to +55°C
Size of Probe: 1 1/4" diameter x 10" long
Weight: 1 lb.

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WQ301 Conductivity Sensor
Water quality conductivity sensor Output: 4-20 mA
Range: 0-5,000, 0-10,000, 0-20,000 Micro Siemens (micro mhos) per cm
Accuracy: 1% of full scale
Maximum Pressure: 40 PSI
Operating Voltage: 12VDC (± 5%)
Current Draw: 0.8 mA plus Sensor output
Warm Up Time: 3 seconds minimum
Operating Temperature: -40° to +55°C
Size of Probe: 1" diameter x 12" long
Weight: 1 lb.
Temperature Compensation: 2% per °C
Electrodes: 316 Stainless Steel

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WQ401 Dissolved Oxygen Sensor
Dissolved Oxygen water quality sensor Output: 4-20 mA
Range: 0-100% Saturation, 0-8 ppm, temperature compensated to 25°C
Accuracy: ±0.5% of full scale
Maximum Pressure: 40 PSI
Operating Voltage: 10-36 VDC
Current Draw: 15.5 mA plus sensor output
Warm Up Time: 10 seconds minimum
Operating Temperature: -40° to +55°C
Size of Probe: 1 1/4" diameter x 11" long
Weight: 1 lb.
Membrane: 0.001 FEP Teflon (standard)
Combined Error: 2% FS

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WQ600 ORP/Redox Sensor
Water quality ORP transmitter Output: 4-20 mA
Range: -500 to +500mV
Accuracy: 2% of full scale
Maximum Pressure: 40 PSI
Operating Voltage: 10-36VDC
Current Draw: 0.2 mA plus sensor output
Warm Up Time: 3 seconds minimum
Operating Temperature: -40° to +55°C
Size: 1" diameter x 10 1/2" long
Weight: 1 lb.

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Water Quality Sensors Options & Prices
Prices listed are for United States and Canada only.  Call or e-mail us for pricing in other countries.
Terms and Conditions

WQ101 Water Temperature Sensor $295
WQ201 pH Sensor $653
WQ301 Conductivity Sensor
Specify sensor range when ordering: 0-5,000, 0-10,000, 0-20,000 Micro Siemens (micro mhos).
$679
WQ401 Dissolved Oxygen Sensor $792
WQ600 ORP/Redox Sensor $624
WQEXC Extra Cable
Standard water quality sensors include 25' of cable, but can be purchased with up to 500' of cable.
$2/ft
RELATED PRODUCTS
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EC400 Pocket Waterproof Conductivity Meter
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EC410 Pocket Waterproof Conductivity Meter Kit
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EC500 Pocket Waterproof pH/Conductivity Tester
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EC510 Pocket Waterproof pH/Conductivity Tester Kit
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3C30-010 Cond 1970i Portable Conductivity Meter
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DO600 Dissolved Oxygen Meter $323
DO610 Dissolved Oxygen Probe Kit
Measure 6 water quality parameters.
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RE300 Handheld ORP Meter
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CL200 Chlorine Meter
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EX900 Water Quality Meter Kit
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3F30-110 Multi 1970i Portable Multi-parameter Meter
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2F30-104B22 Multi 3400i Kit Multi-parameter Meter
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2F40-114B0E Multi 3500i Kit Handheld Multiparameter Meter
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U-50 Multiparameter Water Quality Analyzer
Measures up to eleven different parameters.
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W-22XD Multiparameter Probe
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W-23XD Water Quality Sonde
Water quality instrumentation for simultaneously measuring up to 13 different parameters.
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WQ900 Water Quality Testing Kit
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PC300 Water Quality Controller $899 Water Quality sensor,Water Quality transmitter controller
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CR500 Circular Chart Recorder
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EZ100 Water Quality Sensor Display
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