Water Quality Monitoring
YSI 556 Multiparameter Water Quality Meter (Available with 4 m or 20 m cable)
The 556 is a handheld field water quality meter which simultaneously measures pH, temperature, conductivity, dissolved oxygen and oxidation/reduction potential (ORP). There is a choice of 4, 10 and 20 m cable lengths for down-hole analysis and profiling. Options include an internal barometer for accurate dissolved oxygen calibration (with field replaceable membranes), a flow cell for use in groundwater sampling. ORP, pH, or combined pH/ORP sensors are also available, and all sensors are completely submersible. The PDA is completely protected against dust and against immersion up to 1 m (IP-67 rated). The operational lifetime is 180 hours with standard alkaline batteries.
YSI 9300 Photometer
Weighing only 0.975g (2 lbs) the 9300 is a small portable photometer for field applications with an accuracy of 0.5% at 4% transmittance and a resolution of 0.1 AU. It has the ability to analyse over 100 parameters. The unit is completely protected against dust and water immersion up to 1 m (IP-67 rating), and gives direct reading of concentrations. The USB connection is waterproof, and also serves as the power supply.
600XLM Multiparameter Logger
The YSI 600XLM offers economical logging in a small package for surface water and ground water applications. It easily fits into 2-inch wells and measures a range of fundamental parameters, including oxygen, and level using a highly accurate vented sensor. Parameters available for the 600XLM include:
Dissolved Oxygen (polarographic)
Temperature
Conductivity
Salinity
Specific Conductance
Depth or Shallow Vented Level
pH
ORP
Total Dissolved Solids
The 600XLM will log all parameters at programmable intervals and store up to 150,000 data points. A flow cell is also available.
6600 V2 Multiparameter Monitoring System
Designed for in situ monitoring and profiling, the YSI 6600 V2 is ideal for long-term deployments requiring the most complete data record.
Two versions are available:
The 6600 V2-4:
4 optical ports
Conductivity/temperature port
pH or pH/ORP port (NEW wiped sensor available)
The 6600 V2-2:
Two optical ports
Conductivity/temperature port
Rapid Pulse DO port
pH or pH/ORP port
3 ISE ports
A pressure sensor is an option on both versions.
Available optical sensors include ROX optical dissolved oxygen, blue-green algae, chlorophyll, turbidity, or rhodamine. Additional parameters including Salinity, Specific Conductance, Depth or Shallow Vented Level, TDS, Open-channel Flow and Nitrate-nitrogen, Ammonia/Ammonium-nitrogen, or Chloride can be measured.
6820 V2 Compact Multiparameter Field Sampling Sonde
The YSI 6820 V2 is a cost-effective sonde for profiling and spot-checking in rivers, lakes, wetlands, wells, estuaries, and coastal waters. Two versions are available. The 6820 V2-1 has one optical port, conductivity/temperature port, Rapid Pulse DO port, pH/ORP port, and 3 ISE ports, while the 6820 V2-2 has 2 optical ports, conductivity/temperature port, pH port, and one ISE port. A pressure sensor is an option on both versions. Available optical sensors include ROX optical dissolved oxygen, blue-green algae, chlorophyll, turbidity, or rhodamine.
Additional parameters available include:
Temperature
Conductivity
Salinity
Specific Conductance
Depth or Shallow Vented Level
pH
ORP
TDS
Open-channel Flow
Nitrate-nitrogen, Ammonia/Ammonium-nitrogen, or Chloride
YSI 650MDS Data Display and Logging System
The 650MDS can log real-time data, calibrate YSI 6-series sondes, set-up sondes for deployment, and upload water quality data to a PC. Designed for reliable field use, this display and data logger features a waterproof IP-67 impact-resistant case. With the standard alkaline battery configuration of 4 C-cells, the YSI 650 will power itself and a YSI 6600 sonde continuously for approximately 30 hours. Or, a rechargeable 120 V battery pack is available. An optional barometer provides readings which can be used in dissolved oxygen calibration and measurements can be logged to memory for tracking changes in barometric pressure. A GPS interface is also available as an option which allows any third party GPS system to be integrated. Standard memory will allow for approximately 150 data sets, however memory expansion is available.
600OMS V2 Single Parameter Optical Monitoring System
The 600OMS V2 is a small, single parameter optical monitoring system for measuring dissolved oxygen, chlorophyll, blue-green algae, rhodamine, or turbidity in combination with temperature, conductivity and depth in fresh, sea or polluted waters.
Parameters available for the 600OMS V2 include:
Temperature
Conductivity
Salinity
Specific Conductance
Depth
TDS
Shallow Vented Level
Optical Dissolved Oxygen, Blue-green Algae, Turbidity, Chlorophyll or Rhodamine
The 600OMS V2 is available with or without internal power.
600OMS V2 Single Parameter Optical Monitoring System
The 600OMS V2 is a small, single parameter optical monitoring system for measuring dissolved oxygen, chlorophyll, blue-green algae, rhodamine, or turbidity in combination with temperature, conductivity and depth in fresh, sea or polluted waters.
Parameters available for the 600OMS V2 include:
Temperature
Conductivity
Salinity
Specific Conductance
Depth
TDS
Shallow Vented Level
Optical Dissolved Oxygen, Blue-green Algae, Turbidity, Chlorophyll or Rhodamine
The 600OMS V2 is available with or without internal power.
Hanna Instruments 9828 Multiparameter Water Quality Meter
The HI 9828 is a multiparameter portable meter with GPS receiver monitoring up to 13 different water quality parameters (6 measured, 7 calculated). Measurements from specific locations are tracked with detailed coordinate information that can be viewed immediately on the display. GPS information can even be viewed by Google™ maps™ and clicking on visited locations in Google™ Maps displays measurement information. The HI 9828 has a graphic, backlit display that incorporates comprehensive GLP features and the downloading of data via USB connection. Designed for outdoor environments, the meter is impact resistant and waterproof meeting IP67 standards (30 minutes immersion under 1 m of water, completely dust resistant). The multi sensor probe can be left underwater (IP68 standard).
HydroLab Quanta Multiparameter Water Quality Meter
Designed for field based groundwater and open water sampling, the Hydrolab Quanta Water Quality Meter will allow users to take spot readings of various water quality parameters including:
pH
Electrical Conductivity (EC)
Salinity (SAL)
Dissolved Oxygen (DO)
Redox (ORP)
Temperature
Depth
Turbidity
The Quanta offers sensor technology in a complete, cost-optimised system package that includes an easy-to-use, handheld display.

Analite NEP160 Turbidity Meter
The ANALITE NEP160 is a portable turbidity meter. Readings are taken by inserting the probe into the steam or media to get an immediate result representative of the turbidity level at that point and time and it allows for fast multiple readings at a site and features a user-friendly menu system displayed on the in-built 2 line alphanumeric display. All probes have a depth rating of 100 meters, and are “hot swappable” and the display unit is IP65 rated.
Datasheet: Sort of. It has another business’ details on it (McVan Instruments in Mulgrave).
HydroLab Quanta Multiparameter Water Quality Meter
Designed for field based groundwater and open water sampling, the Hydrolab Quanta Water Quality Meter will allow users to take spot readings of various water quality parameters including:
pH
Electrical Conductivity (EC)
Salinity (SAL)
Dissolved Oxygen (DO)
Redox (ORP)
Temperature
Depth
Turbidity
The Quanta offers sensor technology in a complete, cost-optimised system package that includes an easy-to-use, handheld display.
Solinst 3001 LTC logger Junior
The LTC (Level/Temperature/Conductivity) is similar to the Levelogger Junior in that it combines a pressure transducer and temperature sensor in a stainless steel housing, but it also incorporates a conductivity sensor. The sensor is a 4-electrode platinum sensor with auto ranging capabilities and is easy to calibrate.
INW Aquistar PT2X
An integrated datalogger and pressure/temperature sensor ideal for monitoring groundwater, well, tan and tidal levels, as well as for pump testing and flow monitoring. Constructed with 316 stainless steel, Viton® and Teflon®, the sensor provides high-accuracy readings in rugged and corrosive field conditions. The Windows®-based Aqua4Plus software is easy to use, affording the user extensive control, including real time monitoring, flexible programming, easy field calibration, and a delayed start feature. Aqua4Palm is available for Palm®-based handhelds, allowing the user to create test sessions, examine data, and monitor real time readings with the convenience and portability of a PDA.
INW Aquistar CT2X
The CT2X Smart Sensor is a submersible conductivity/temperature sensor with built-in data-logging, Incorporating a 4-pole epoxy/graphite electrode cell which is extremely durable. The 4-pole technology reduces fringe field interference errors, lessens inaccuracy caused by polarization effects, and lowers contact resistance problems. A RS485 interface allows for easy networking with other INW Smart Sensors as well as with WaveData® Wireless Data Collection Systems. The CT2X comes with INW's easy-to-use Aqua4Plus software, affording the user extensive control, including real time monitoring and flexible programming, as well as versatile data display options.
INW Aquistar TempHion
The Aquistar® TempHion™ Smart Sensor is a submersible water quality sensor and datalogger capable of measuring pH, specific ions, redox, and temperature. Each unit comes with one thermistor based temperature element plus up to four pH, ISE, or redox elements. The TempHion™ Smart Sensor records, operates on low power, and comes with easy-to use software with powerful features. Several TempHions, or a combination of TempHions and other INW Smart Sensors, can be networked together and controlled from one location, either directly from a single computer or via a WaveData® Wireless Data Collection System.
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