Enmet Corp.
Ann Arbor, MI 48106
Jun 18, 2008 Featuring compact design with color LCD, RECON/4 is capable of simultaneously monitoring for CO (0-1,000 ppm), H₂S (0-100 ppm), O₂ (0-30% by volume), and combustible gas (0-100% LEL Methane). Instrument features STEL, TWA, and 2 instant alarms with audio/visual and vibratory indicators; rechargeable battery; and one-button operation. Belt-clip-style product, designed to be intrinsically safe, also offers adjustable alarms and calibration points.

Finesse Solutions, LLC
Santa Clara,, CA 95054
Mar 27, 2008 Consisting of disposable sheath, optical reader, and transmitter, TruFluor(TM) provides in-situ measurement of dissolved oxygen. Sheath can be pre-inserted in disposable bioreactor bag port, and irradiated with bag to preserve and guarantee sterile barrier. All wetted materials of sheath are USP class VI compliant. Optimizing reliability of sensor, transmitter enables automatic entry of calibration and traceability data using RFID, diagnostics, and verification.

Techne Inc.
Burlington, NJ 08016
Feb 29, 2008 Featuring total energy transfer system, temperature-controlled Filter Fluorometers come in 3 models, 2 using photomultiplier detectors and 1 using photodiode detector. All models can display results as either raw fluorescence or in concentration units based on 1-6 calibration points. User interface enables methods to be created and stored, while Intelligent Filter Modules ensure correct excitation and emission filters are fitted.

Opti-Sciences, Inc
Hudson, NH 03051
Oct 05, 2007 Suited for non-invasive study of photosynthesis in plants, crops, and algae, Model OS-5p high-end, multi-mode pulse modulated chlorophyll fluorometer offers optically-monitored sources and sensitive, low-noise detection of fluorescence response. Field-portable unit can also be used for detecting and monitoring environmental stress. It includes LED for power conservation and halogen for high saturation light sources, and can operate continuously for more than 20 hr.

PureAire Monitoring Systems Inc.
Lake Zurich, IL 60047 6711
Apr 04, 2007 Used indoors or outdoors, PureAire Air Check O2 Deficiency Monitor displays oxygen concentrations from 0.1-25% on local readout and may be linked to dedicated companion controller or PLC. Stand-alone unit operates on 24 Vdc power and performs continuous monitoring via zirconium type sensor, which offers 15 sec response time and provides accurate measurements over -4 to +122°F and 0-99% RH ranges. Low-maintenance sensor features 3-5 year operational life.

Thermo Electron Corp.
Waltham, MA 02454
Jan 08, 2007 Built to withstand continuous use in severe conditions, Orion 1100 Series combines 6-button operation with LCD display and IP66 rating. Orion 1102PH features auto-buffer-recognition to provide choice of US, NIST, and pure low-ionic pH buffer standards. Incorporating Galvanic oxygen probe technology, Orion 1103DO dissolved oxygen monitor takes 40-50 sec to attain 95% of actual readings, while Orion 1104CD conductivity monitor offers 7 ranges and max measurement range of 1,000 mS/cm.

Ingen Technologies, Inc.
Calimesa, CA 92320
Nov 07, 2006 Suited for use in hospitals, outpatient therapy, nursing homes, and emergency response facilities, OxyView(TM) pneumatic flow meter delivers confirmation of actual continuous flow and volume of oxygen. Lightweight, pneumatic gauge is attached to oxygen tubing just below neck and can be engaged between nose or mouth-mounted cannula where compressed oxygen supply is delivered to cannula through flexible conduit.

Finesse Systems
Irvine, CA 92618
Apr 18, 2006 TruTransmitter series is comprised of 2-wire transmitters that can be pipe or panel mounted and are suitable for pH and dissolved oxygen (DO) measurements. Able to be used as standalone sensors or part of TruBIO Bioreactor Control System, products offer analog and HART isolated 4-20 mA outputs, backlit LCD display, alarms, and relay contacts.

Ingen Technologies, Inc.
Calimesa, CA 92320
Mar 01, 2006 Attached to oxygen tubing just below neck, disposable OxyView(TM) accurately measures oxygen flow-rate close to patient, allowing medical staff to quickly determine any malfunction of oxygen flow between source and patient. Pneumatic, analog gauge can be used with any oxygen delivery source and has additional uses in aviation, fire fighting, and military.

McPherson, Inc.
Chelmsford, MA 01824
May 19, 2005 Quad-channel filter fluorometer gathers data for atmospheric photochemistry to determine effects of pollution on climate and air quality. It uses line emission light sources and band filters for discrete wavelength excitation and is compatible with 6–24 µL HPLC flow cells. Configurable for series or parallel detection, unit employs 4 photomultiplier detectors and provides consolidated control of output amplifier time constant and photomultiplier voltage.

Mettler-Toledo Ingold
Bedford, MA 01730
Oct 27, 2004 Offering advantages of loop-powered design, Model 4100e/2XH includes HART® digital communication and is suited for hazardous areas with ATEX and FM Class 1; Div 1 approvals. Isolated electronics virtually eliminate plant noise and other electrical interferences that can affect oxygen measurement. Model 4100e/2XH is suited for demanding applications in biopharmaceutical, chemical process, and beverage industries.

Mettler-Toledo Ingold
Bedford, MA 01730
Jun 16, 2004 Multi-parameter Series M 700 allows simultaneous measurements of up to 3 parameters such as pH, ORP, conductivity, temperature, and dissolved oxygen. Backlit display shows process parameters, sensor-related data, and differential measurement. Model M 77C features coated steel enclosure for harsh chemical processing in hazardous areas. Model M 700S comes in hygienic stainless steel enclosure for pharmaceutical and food and beverage applications.

Orbitec Electronics
Salinas, CA 93912
May 12, 2004 Accurate at titanium weld purging levels, OxyINTEGRAL isolates process and provides traceable documentation when integrated with orbital welding controllers. Precision chemical cell (Zirconium Oxide) determines low-volume oxygen levels. Calibrated in normal ambient conditions, unit reads down to 1 ppm. Featuring integrated sampling pump and interlock function, meter is suited for SS or titanium tube and pipe welding applications.

Control Co.
Houston, TX 77258 8307
Apr 03, 2003 Traceable® Dissolved Oxygen Meter simultaneously displays oxygen concentration and temperature. Serial RS-232 output allows it to be connected to computer or data logger for monitoring and keeping results. Instrument recalls highest, lowest, and average readings, while DATA HOLD button can be used to freeze display. Unit includes probe, 40 in. cable, 5 membranes, electrolyte solution, Traceable® Certificate, 9 V battery, and serial computer output.

Rosemount, Inc.
Chanhassen, MN 55317
Feb 11, 2003 Oxymitter™ 4000 and 5000 integrate oxygen probe, field electronics, and fully automatic calibrator into one package. Probes insert directly into duct to measure oxygen in combustion processes. Zirconium-oxide-based transmitters, suited for flue-gas measurement in large ducts, provide oxygen measurement functionality to PlantWeb® digital plant architecture, powering PlantWeb to perform diagnostics and information delivery.

Emerson Process Management / Process Liquid Division / Uniloc Division
Irvine, CA 92606
Dec 05, 2002 Züllig dissolved oxygen system reduces cleaning and calibration frequency in harsh wastewater treatment environments. Solid-state, galvanic sensor has 2 insulated electrodes that are continuously polished by rotating, diamond grindstone. Self-cleaning process eliminates manual cleaning and replacing of membranes and replenishing of electrolyte solution.

WTW Measurement Systems, Inc.
Ft. Meyers, FL 33916-7597
Oct 17, 2002 Portable, waterproof, and submersible Multi 197i meter offers field testing for pH (or ORP), dissolved oxygen, conductivity, and temperature. Standard, individual sensor cable lengths up to 66 ft, or individual depth armatures allow for measurements from 80–330 ft. Meter includes GLP conforming memory (500 data sets) with real-time clock, RS 232 interface, and recorder output.

Marathon Sensors, Inc.
Cincinnati, OH 45241
Apr 10, 2002 EOC Extractive Oxygen Controller measures and controls oxygen concentrations at ppm levels, in normal or highly acidic environments, such as gas streams. Because sensor element is modular, system has long service life. Replacement of core sensing element is less than 1/3 cost of new probe. Installation requires two simple steps: attach power and piping. It is highly reliable, provides exceptionally fast response times, and is not prone to drift problems.