Search Thermo Fisher Scientific
Turbidity for Online Water Measurement Systems
Even the smallest roadblocks can complicate the path to effectiveness and compliance in water quality and wastewater treatment applications. Expect a clear difference from our Thermo Scientific Orion, AquaSensors turbidity measuring tools so that you can move forward with confidence.
Online Turbidity Categories
Wide- and low-range options with fine-tuned technologies connect to a programmable logic controller (PLC) for hassle-free operation.
Thermo Scientific AquaSensors provide real-time, accurate turbidity measurements through our plug-and-play, fully configurable DataStick online sensors. When paired the AquaSensors AV38 DataStick Analyzer, enjoy cutting-edge control that is suited for your application and facility while saving time and money.
| Aqua Sensors; Data Stick Total Suspended Solids Sensor | Aqua Sensors; Data Stick, Analog AquaClear Turbidity Sensor | Aqua Sensor; Data Stick Wide-Range Turbidity Sensor | |
|---|---|---|---|---|
 |  |  | ||
| Key Features | Total suspended solids measurement with fouling correction optics and digital communications capability | Low range turbidity sensor, pre-calibrated plug-in optical sensor head, meets or exceeds USEPA method 180.1 | Wide range turbidity sensor for challenging applications, fouling resistant construction conforming to ISO 7027 | |
| Measurement Specifications | Accuracy | — | ±2 % of reading or ±0.015 NTU whichever is greater. ±5 % of reading above 40 NTU | 1% of the reading |
| Measuring range(s) | 0-20,000mg/L | 0.0 to 100NTU | 0.0 to 4000NTU | |
| Resolution format | xxxxx | x.xxx | xxxx.x | |
| Sensor Specific Details | • Polycarbonate sensor head • Quartz window • Viton -O- ring • 1"NPT Integral temperature sensor • Fouling correction optics • Modbus RTU/ Ethernet/ USB built-in communications • Hazardous classification: Class 1, Division 2, Groups A, B, C, D.T5 Max ambient 50 ºC | • Corrosion-resistant ABS sample chamber • Polycarbonate sensor head • Quartz window • Integral temperature sensor • ModbusRTU/ Ethernet / USB Built-in communications | • Polycarbonate sensor head • Quartz window • Viton -O- ring • 1" NPT • Integral temperature sensor • Hazardous classification: Class 1, Division 2, Groups A, B, C, D.T5 Max ambient 50 ºC | |
| Application | • Municipal/industrial wastewater • Primary and secondary clarifiers • Return activated sludge • Waste activated sludge • Mixed liquor • Aeration basins • Final effluent • Dairy industry • Mining industry • Chemical Process | • Filter monitoring membrane filtration • Distribution monitoring • Wastewater effluent (clarified) • Packaged water systems • Food & beverage processing • Pharmaceutical process water | • Drinking water • Raw water monitoring • Back wash monitoring • Wastewater effluent • Process clarity monitoring | |
| Associated Controller / Transmitter | • Can be connected directly to DCS/PLC • Aquapro • AV38 | • Can be connected directly to DCS/PLC • Aquapro • AV38 • AV88 | • Can be connected directly to DCS/PLC • Aquapro • AV38 | |
| Mounting Accessories & Options | • 1", 1-1/2" Tee • Union & ball valve SS 316 & CPVC fittings • Immersion mounting with hand rail swivel mounting and PVC junction box • Ball float assembly, Wash head assembly | • Corrosion-resistant ABS sample chamber (mandatory- part of the measuring system) | • 1", 1-1/2", Tee • Union & ball valve SS 316 & CPVC fittings • Immersion mounting with hand rail swivel mounting and PVC junction box • Ball float assembly • Wash head assembly | |
| Catalog # | Order | Order | Order | |
| AV38 | AV88 | AquaPro | Orion 2100 Series | Alpha 2000 Series* |
|---|---|---|---|---|---|
| Input sensor type | Digital (Data stick version) | Analog via the personality module | Digital (Data stick version) / Analog | Analog version only | Analog version only |
| Channels | Two sensors for MODBUS | One sensor | Upto 4 Sensors | Upto 2 Sensors | One sensor |
| Supported sensors | • pH • ORP • Conductivity • Dissolved oxygen • Dissolved ozone • Turbidity • Suspended solids • With automatic temperature compensation (ATC) wherever applicable | • pH • ORP • Conductivity (includes resistivity, concentration, salinity and TDS) • Dissolved oxygen • Dissolved ozone • Turbidity • Suspended solids • With automatic temperature compensation (ATC) wherever applicable | • pH • ORP • Conductivity (includes resistivity, concentration, salinity and TDS) • Sodium • Flouride • Chloride • Calcium Hardness, Oxygen Scavenger, Ammonia • With automatic temperature compensation (ATC) wherever applicable | • pH • ORP • Conductivity • Dissolved Oxygen • With automatic temperature compensation (ATC) wherever applicable. | |
| Outputs | • 4-20mA active - 2 • Relay ouputs - 2; 1.0 Amp, dry contacts | • 0/4-20mA active - up to 8 • Relay ouputs - 3 (up to 6); 5.0 Amp, dry contacts • Outputs can be used for basic PID • Optional: MODBUS RTU • MODBUS RS 232 DeviceNet • Ethernet/IP • CANopen | • 0/4-20mA active - 4 • Relay ouputs - 3; 5.0 Amp, dry contacts • Optional: MODBUS RTU | • 0/4-20mA active - 2 • Relay ouputs - 2; 3.0 Amp, dry contacts • Wash relay -1 • Hold relay -1 • Alarm relay -1 • Relays can be used for P/PI controller | |
| Input Power supply | • 10 to 30 VDC • Optional or 100 to 240 VAC | • 10 to 30 VDC • Optional or 100 to 240 VAC | • 24 VDC • Optional or 100 to 240 VAC | • 100 to 120 VAC and 200 to 240 VAC | • 80 to 250 VAC |
| User interface | 2 line by 16 character back lit LCD display with keys for menu navigation | 2 line by 16 character back lit LCD display keys for menu navigation | • Display: 4.3 Inch color graphics with high contrast • 7 Key menu navigation • USB • Multiple languages | Large bright backlit LCD provides a 3 line parameter display | • Backlit 14 segments display with symbols for status information, with keys for menu navigation • On/Off selectable with four levels of brightness control |
| Enclosure type | • NEMA 4X • Wall mount • Panel mount ¼ DIN • Panel mount ½ DIN | • Wall mount; NEMA 4X • Panel mount: ¼ NEMA 4X • Panel mount ½ DIN NEMA 4X | • NEMA 4X • Pipe mount• Panel mount • Wall mount • UV resistant poly carbonate | • NEMA 4X • ½ DIN panel mount • Pipe mount | • NEMA 4X • ½ DIN panel mount • Pipe mount wall mount |
| Catalog # | Quote | Quote | Quote | Order | Order |
*Only available in North America
Orion Meters Software and Upgrades Benchtop and portable meters are designed to deliver accurate, consistent results, day after day. Boost productivity by upgrading your software. |
Chemical Measurements and Analysis Advanced analytical technologies and tailor-crafted support strengthen your water quality outcomes and compliance. |
Crafted with far-reaching DO measuring expertise, our Orion and AquaSensors DO measuring tools offer precision and accuracy to achieve your unique goals. |
Effectiveness and compliance in water quality and wastewater treatment applications with Orion and AquaSensors turbidity measuring tools. |
Ensure high-quality water and ultrapure water through precision measurements with acute sensitivity from Orion and AquaSensors conductivity measuring tools. |
Our service offerings are scalable and tailored to suit individual facility requirements. All are designed to provide maximize productivity in your process. |
Related Products
The pH and electrochemistry portfolio includes benchtop meters, portable meters, electrodes, probes, buffers, standards, solutions, and accessories in water and liquid analysis for the lab and field.