Palintest USA    Erlanger, KY 41018 0733
Feb 04, 2013 Designed to test turbidity in drinking water, wastewater, and surface water, Compact Turbimeter is built around QuadoptiX™ optical bench, which uses 2 independent turbidity measurement systems for dual validation. Device offers continuous measurement, averaging, and Suspended Solids operating modes. It can also test for 0–1050 NTU, with results also available in other units. For GLP compliance, results are logged and tagged with operator and site identity information, along with calibration data.

Electro-Chemical Devices, Inc.    Yorba Linda, CA 92887
Jun 04, 2012 With accuracy of up to 2% of reading or 5 NTU, Triton® TR6 measures turbidity or suspended solids; 4 selectable dual ranges feature preset lows/highs from 0-4,000 NTU. Sensor can also be combined with 2-channel C22 analyzer to monitor pH, ORP, DO, conductivity, pIon, and more. Emitting 850 nm beam, temperature-compensated sensor provides turbidity measurement in mg/L, ppm, and percent solids to volume. Unit can be installed in inline flow cell and is submersible up to 500 m.

Emerson Process Management / Process Liquid Division / Uniloc Division    Irvine, CA 92606
Aug 22, 2011 Featuring 4 independent 4-20 mA outputs that can be configured for measurements or PID control, dual-channel Model 56 uses full-color screen for process measurement data, diagnostics information, and trend graphics. Data and event logging capability provides on-board data storage that captures measurement data for both channels every 30 sec for 30 days. To transmit data to PLCs, SCADA, or DCS systems, Model 56 is supplied with HART or PROFIBUS DP digital communications.

Omega Engineering, Inc.    Stamford, CT 06907
Jan 27, 2010 Available in 3 models, CE compliant TRCN440 Series features NEMA 4X/IP67 rating and local indication. Model TRCN441 is designed for medium to high turbidity ranges, while Model TRCN442 targets lower turbidity ranges from 10-100 NTU found in beverage industry, mining, and water treatment. Designed for ultra low turbidity ranges below 10 NTU, Model TRCN443 is suited for drinking water and pure water applications.

Electro-Chemical Devices, Inc.    Yorba Linda, CA 92887
May 05, 2009 Triton TR8 Turbidity Analyzer has optical assembly with 3 light beams and sensor electronics that adjust turbidity signal readings according to reference detector. Digital filter helps to suppress potentially interfering signals while self-monitoring diagnostics assure reliability. It features 880 nm LED light source, 2 nonvolatile memory banks, transmitter with 4-20 mA output, and controller with up to 2 outputs and 4 SPDT relays. Operating temperature range is 20-120°F.

GF Piping Systems    Tustin, CA 92780-7258
Oct 09, 2008 Available in 0-100 and 0-1,000 NTU versions, Signet 4150 Turbidimeter provides water quality monitoring that is compliant to U.S. EPA 180.1. Continuous on-line measurement is accomplished through 90° light, which reflects particles as they flow through cuvette. By adjusting built-in backpressure valve, bubbles that may cause reading errors can be eliminated. Meter includes integral pressure regulator, 4-20 mA output signal, 2 programmable alarm relays, and backlit display.

Emerson Process Management / Process Liquid Division / Uniloc Division    Irvine, CA 92606
May 16, 2008 Rosemount Analytical® Model 1056-HT and 1056-DP are 4-wire, dual-input analyzers that feature, respectively, complete HART® and Profibus® DP digital communications. HART-enabled analyzer allows remote calibration, continuous monitoring of 4 live process variables, and configuration from AMS® Suite or DeltaV(TM) host applications, legacy DCS, or SCADA systems. Diagnostics allows plants to estimate life of in-process sensors and perform required maintenance on timely basis.

Emerson Process Management, Rosemount Div.    Chanhassen, MN 55317
Aug 30, 2007 Offering unrestricted choice of dual measurements, Model 1056 multiparameter analyzer can address turbidity, flow, pH/ORP/ISE, resistivity/conductivity, percent concentration, chlorine, oxygen, ozone, and temperature. Quick-start screens, auto-recognition of each measurement board installed within device, and sensor configuration prompts aid setup, while LCD displays measurement diagnostics and facilitates multilingual, menu-based operation.

Emerson Electric Co.    St. Louis, MO 63136 8506
Jul 11, 2007 Available with universal ac-driven and 24 Vdc power supply options, Model 1056 is offered as single- or dual-input analyzer that measures turbidity, pH/ORP/ISE, conductivity, oxygen, chlorine, and ozone. Line-powered instrument features large high-contrast LCD display, intuitive menu screens, and 7 programmed languages. Four process variables or diagnostic parameters are displayed simultaneously from every screen, giving operators process information at a glance.

Sensicore    Ann Arbor,, MI 48108
Oct 06, 2006 Designed to chemically profile water samples, handheld WaterPOINT 870 provides actionable information in minutes. Module adds capability for EPA-approved free and total chlorine turbidity and intrinsic color testing, plus colorimetric tests for nitrate, nitrite, fluoride, phosphate, iron, and copper, as well as EPA ETV verified cyanide test. Menu-driven lab-on-chip system stores up to 250 water profiles. Test results can be downloaded wirelessly or through USB or RS232 interface.

Severn Trent Services    Fort Washington, PA 19034-2707
Jul 11, 2006 Suited for clean water and all types of raw water, MicroScatter 90° monitors turbidity ranging from 0-200 NTU. System is menu-prompted to walk user through set-up, calibration, and operation. Optional programmable alarm board for high/low logic and dead band is available. Sensors are US EPA Method 180.1 and ISO 7027 compliant, and can be located up to 50 ft from analyzer. To facilitate installation, systems are available already mounted on back panel and fully wired.

Mettler-Toledo Ingold    Bedford, MA 01730
Aug 10, 2004 Optical Turbidity System consists of Trb8300 F/S transmitter and InPro8400 and InPro8500 sensors. Forward scattered light technique of InPro8400 sensor enables measurements in liquids which appear clear to human eye. Combined forward/90° scattered light technique of InPro8500 sensor makes it possible to distinguish between turbidity caused by colloidal particles or larger particles. Both flow-through sensors can be installed in main pipes or bypass line.

Emerson Process Management / Process Liquid Division / Uniloc Division    Irvine, CA 92606
Jun 29, 2004 Clarity IIâ„¢ enables drinking water plants to continuously monitor turbidity levels on-line to ensure protection of water quality, while meeting stringent EPA requirements, as well as international ISO standards. It incorporates Solu Comp II analyzer, sensor, and sampling chamber. No additional sensor wiring is required.

Thermo Electron Corp.    Waltham, MA 0245-11105
Apr 02, 2004 IP67-rated, waterproof Orion AQUAfast® AQ4500 measurement system, suited for lab and field use, offers dual light sources that allow readings to comply with EPA 180.1 or ISO 7027. Measurements can range from 0–1,000 NTU with choice of units: NTU, FTU, FNU, ASBC, or EBC. Up to 100 data points can be stored and downloaded to printer or computer, and typical battery life is rated at 1,000+ hr. Applications include food, beverage, water, and waste-water applications

Thermo Electron Corp.    Waltham, MA 02454-9046
Feb 18, 2003 AQUAfast® AQ4500 offers dual light sources that allow reading to comply with EPA 180.1 and ISO 7027. Measurements range from 0–1000 NTU with choice of units including NTU, FTU, FNU, ASBC, and EBC. Datalog capacity is 100 points, which can later be downloaded to printer or computer. Typical battery life is over 1000 hrs. AQ4500 is IP67 waterproof and is correlated with on-line turbidity instruments.

GLI International, Inc.    Milwaukee, WI 53224
Jan 25, 2002 Model 7110 continuous on-line analyzer measures and controls suspended solids concentration or turbidity. Measurements can be displayed in ppm, mg/l, g/l, %, NTU, or FTU, depending on sensor model being used. Analyzer includes menu-guided operation and user-friendly interface. Series 7500 Sensors use multi-beam optical measurement technique which compensates for sensor fouling and aging of electronic components.

GLI International, Inc.    Milwaukee, WI 53224
Nov 30, 2001 Accu4 online turbidity measurement system employs USEPA approved Method 2, 4-beam ratiometeric measurement technique to provide accurate low level turbidity measurement. Technique automatically calculates out interferences such as process color and sample chamber fouling. Set of diagnostics is loaded into T53 analyzer allowing assessment of system operational conditions.