Water Quality Sensors



Turbidity, Conductivity, pH, Dissolved Oxygen

CS511 Dissolved Oxygen Probe

The CS511 is a rugged, low-maintenance sensor that is manufactured by Sensorex.
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CS525 ISFET pH Probe

Unlike the traditional glass bulb type sensor element, this sensor more rugged and easier to maintain.
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CS547A Conductivity Probe

Campbell Scientific's CS547A conductivity sensor measures the electrical conductivity, total dissolved solids, and temperature of water.
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CSIM11 pH probe

The CSIM11 is a versatile sensors that measures the full pH range.
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CSIM11-ORP ORP Probe

The CSIM11-ORP is a versatile sensor that measures oxidation reduction potential (ORP).
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Eutech - Handheld Water Meters


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OBS-3+ & OBS300 Turbidity Sensors

The OBS-3+ is a submersible, turbidity probe that has sideways-facing optics while the OBS300 has downwards facing optics.
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OBS-3A Turbidity and Temperature Monitoring System

The OBS-3A combines the OBS probe with pressure, temperature, and conductivity sensors in a battery-powered recording instrument.
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OBS500 Smart Turbidity Sensor with Anti-fouling

The OBS500 is a submersible turbidity probe with active antifouling capabilities for better measurements in biologically active water with both high and low turbidity.
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