Crowcon Detection Instruments Ltd.
Erlanger, KY 41018
Jul 10, 2007 Eliminating need for multiple fixed detectors, PGSi Programmable Monitoring System simultaneously monitors up to 4 different gases from up to 32 individual sampling points. Each sample line can be up to 3,280 ft long, and sample times for each monitoring point, which can be sequenced in any order, are individually adjustable. Controlled by PC using Windows XP-based software, system displays and logs individual sample locations, gas levels, and alarms in tabular or graphical formats.

Industrial Scientific Corp.
Oakdale, PA 15071 1500
Apr 19, 2007 Armed with 95 dB alarm, MX6 iBrid(TM) can detect 1-6 gases, including oxygen, combustible gases, and up to 4 toxic gases. Display provides clear readings in areas with low- to high-brightness levels and supports on-board graphing and menu-driven PEG (Portable Embedded GUI) OS. With 25 field-replaceable smart sensor options, integrated sampling pump, and interchangeable lithium-ion or alkaline battery packs, unit can be set up in over one million detection configurations.

Enmet Corp.
Ann Arbor, MI 48106
Apr 02, 2007 Providing continuous real-time monitoring, portable TARGET Series features internal pump for gases that are difficult to detect by diffusion such as ozone and hydrogen fluoride. Accommodating up to 6 sensors, unit includes peak hold, latching alarms, and multiple alarm levels. Instrument has intrinsic safety approval by CSA for Class I, Div I, Group A, B, C, and D, allowing use in hazardous work environments.

RAE Systems
San Jose, CA 95134
Feb 13, 2007 Powered by rechargeable Li-ion batteries or standard alkaline batteries, QRAE II Toxic Gas Monitor is equipped with oxygen, combustible, carbon monoxide, and hydrogen sulfide sensors. Display can be electronically flipped to orientation of worker for handheld or belt-mounted operation. Certified for use in hazardous locations, IP65-rated device includes vibration, flashing LED, and 95 dB audible alarms to keep workers safe and aware in mix of environments.

Delphian Corp.
Northvale, NJ 07647
Nov 30, 2006 Featuring built-in RFI and surge protection circuitry, Stand Alone Sensors can be used with controllers, dataloggers, or computer-based data management systems that accept 4-20 mA input. Included epoxy-coated SensorSaver Transmitter places sensor power regulation and support electronics at sensor location to ensure protection against performance degradation. Calibrated by one person at sensor location, product requires 3 wires between power supply, controller, and sensor.

Industrial Scientific Corp.
Oakdale, PA 15071 1500
Aug 01, 2006 Operated via 4-button interface, dockable GasBadge® Pro with HCN sensor option is suited for use in precious mining, gold plating, food and beverage, and hazardous materials industries. It can be adapted with interchangeable smart sensors to monitor unsafe levels of oxygen or any one of 9 other toxic gases. Audible, vibrating, and visual alarms indicate when set ranges are exceeded, and backlit LCD displays gas and concentration level. Product logs up to one year of survey data.

GfG Instrumentation, Inc.
Ann Arbor, MI 48108
Jul 06, 2006 Suited for use in confined spaces or open areas, G450 measures O₂, H₂S, CO, and combustible gases in ambient air. It incorporates invertible, heterochromatic display; rotating, 360° flashing alarms; and 103 dB buzzer in IP67 watertight design. Operating continuously for up to 24 hr, depending on frequency and duration of alarms, monitor also features AutoCal® automatic calibration and impact-proof, rubberized housing that meets harsh environment requirements.

Crowcon Detection Instruments Ltd.
Erlanger, KY 41018
Mar 23, 2006 Outfitted with high-impact plastic enclosure, Environmental Sampling Unit (ESU) monitors high-density, toxic gases such as chlorine and sulphur dioxide in areas where positioning of conventional sensor is not practical. ESU chamber is fitted with Xgard detector, and electric fan draws air into chamber via sampling pipe. One unit can monitor up to 36 ft of sampling pipe from single point, along entire floor space, or areas subject to flooding.

RAE Systems
San Jose, CA 95134
Jan 26, 2006 ATEX-Certified for hazardous environments, AreaRAE Responder® supports up to 5 simultaneous gas sensors and comes in weather-resistant stainless steel package. Accompanied by RAELink 2-E®, which acts as companion wireless gateway, both modems operate in 869 MHz frequency band and can monitor hazardous environments from distances up to 3 km from base station controller. They communicate through ProRAE Remote® base station control software on PC or laptop.

Industrial Scientific Corp.
Oakdale, PA 15071 1500
Jan 18, 2006 Designed for short-term personal gas monitoring needs, GasBadge® Plus provides protection from dangerous levels of carbon monoxide, hydrogen sulfide, oxygen, nitrogen dioxide, or sulfur dioxide. Unit weighs 2.5 oz and employs top-mounted sensor for continuous, unobstructed protection. Along with user-adjustable alarm and calibration gas setpoints, product features event-logger that records past 15 alarm events; audible, vibrating, and visual alarms; and backlit LCD display.

Control Instruments Corp.
Fairfield, NJ 07004 3206
Dec 30, 2005 Suited for both large and small gas detection applications, SmartMaxII continuously monitors and controls up to 4 independent sensors while displaying multiple systems remotely. It features stand-alone design with built-in alarms and relays, automatic zero and span calibration, remote access and adjustment features, and display with status indicators. Standard 4-20 mA and RS485 Modbus digital ports are included.

Industrial Scientific Corp.
Oakdale, PA 15071 1500
Dec 20, 2005 Appropriate for industrial and non-industrial applications, 2-channel Model 820 accepts one or two 4-20 mA input signals from any gas transmitter and displays reading on LED display. In addition to local interface, controller can be part of larger digital network using ModBus RTU protocol. It includes 5 programmable analog relays for alarm and fault conditions, and when alarm conditions are reached, unit can control alarms, fans, and horns as well as emit audible alarm.

Draeger Safety, Inc.
Pittsburgh, PA 15230
Dec 20, 2005 Resistant to corrosive chemicals, single gas Draeger Pac 7000 warns of presence of harmful concentrations of carbon monoxide, hydrogen sulphide, or oxygen. It indicates peak concentration, 8 hr exposure, and short term exposure limit. If selected alarm thresholds or TWA /STEL concentrations are exceeded, instrument warns user with audible, visual, and vibrating alarms. Unit is equipped with IR interface and can be linked to PC via connecting cradle or E-Cal system.

Sensor Electronics Corp.
Minneapolis, MN 55436
Nov 28, 2005 Using LED to indicate increasing danger levels, controller displays digital readout of gas concentrations in PPM or percentage LEL ratios. It works with sensors that monitor ~100 toxic, flammable, or explosive gases. Sensor can be used in explosive or asphyxiating atmospheres while controller is located in safe area up to 3,000 ft away. Integral relays can trigger alarm lights and sirens as well as flash warnings to remote security offices.

Mine Safety Appliances Company / Instrument Division
Pittsburgh, PA 15230
Nov 08, 2005 Offered with plastic or metal housings, Z Gard(TM) S Sensor detects CO gas, NO₂, or refrigerants in air and is available with 4-20 mA analog output or addressable RS-485 digital signal. Z Gard C Controllers, available in metal or fiberglass enclosures, accept 4-20 mA or RS-485 inputs from Z Gard S Sensors and accommodate inputs from 1-8 remote sensors. Z Gard C 485 and CX interface with up to 24 MSA Z Gard S Sensors and 40 remote MSA Z Gard Sensors, respectively.

Industrial Scientific Corp.
Oakdale, PA 15071 1500
Nov 07, 2005 Dockable GasBadge® Pro uses interchangeable smart sensors to monitor unsafe levels of oxygen or toxic gas. It includes STEL and TWA readings, datalogging of up to 1 year of survey data, and event-logger that records past 15 alarm events. Housed in rugged enclosure, GasBadge Pro is water-resistant and immune to RF. It displays gas readings in % by volume or ppm, and will alert user with audible alarm complemented by vibrating and visual alarms when gas concentrations exceed limits.

Control Instruments Corp.
Fairfield, NJ 07004 3206
Oct 14, 2005 PrevEx Flammability Analyzer performs continuous sampling to monitor flammable gases and vapors in sewage lines and treatment facilities. Immune to poisons and corrosives, construction withstands exposure to moisture and caustic reagents. Sensing flame technology continuously burns entire sample, while universal calibration allows unit to read multiple gases/vapors. Should problem of any kind arise, temperature of flame reflects any changes and alerts user immediately.

Crowcon Detection Instruments Ltd.
Erlanger, KY 41018
Sep 26, 2005 Free-standing, transportable Detective gas detector and alarm units can be used individually or in groups to monitor up to 4 gases at once. If dangerous gas level is detected, unit warns with 101 db siren and flashing LED beacons. Intrinsically Safe monitor includes 48-character display and tripod design that keeps gas sensors raised above obstructions and surface water. Sensors are available for oxygen, flammable gas, and all toxic gases.

PureAire Monitoring Systems Inc.
Lake Zurich, IL 60047 6711
Aug 23, 2005 Offering standard measuring range of 0–50 ppm, Air Check EX Methyl Bromide Monitor responds to concentrations as low as 5 ppm in less than 30 seconds and is unaffected by humidity and other environmental conditions. It combines renewable electrochemical sensor with pyrolyzer and is suitable for hazardous areas. Operating on 24 Vdc, unit includes LCD readout, 4–20 mA output, user-adjustable dual-level concentration alarms, and system fault relay.

Mine Safety Appliances Company / Instrument Division
Pittsburgh, PA 15230
Aug 23, 2005 Utilizing electrochemical sensing technology, Chillgard® NH₃ Gas Monitor features full-scale range of 0–1,000 ppm, with ability to measure leaks as low as 10 ppm. Standard 4–20 mA output can be connected directly to Building Automation System or other controller, to provide indication of leak prior to worker entering room. Housed in water- and corrosion-resistant NEMA 4X enclosure, unit includes LCD that alternates between sensor reading and gas type.