RKI Gas Detectors

RKI celebrates over 65 years in the gas detection business with over 150,000 points of detection world wide in the semiconductor industry alone. RKI Instruments of Union City California is the exclusive North American supplier of Riken products.

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Gas Detection Calibration Frequency Statements Can Be Found HERE

Stand Alone Calibration Station

RKI Instruments SM-2000 Stand-Alone Calibration Station For Use With GX2001 & GX2003 Stand-Alone Calibration Station

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The RKI, SM-2000 single module calibration station for the GX-2003 and GX-2001 Portable Gas Detectors is a stand alone station that can charge, Bump Test, Calibrate, and archive data without the need of a computer to operate.

Portable Single Gas Detector

RKI Instruments 01 Series For Toxic LEL & 02

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The GP-01, OX-01, CO-01, HS-01 and HS-01S models are personal single gas monitors designed for personal protection from combustible hydrocarbons, methane, natuaral gas, oxygen deficiency, hydrogen sulfide, or carbon monoxide.

Portable Single Gas Detector

RKI Instruments Gaswatch2

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The RKI Instruments , GasWatch 2: The first single-gas monitor that can be comfortably worn on the wrist like a watch! A convenient, inexpensive, hands-free method of gas monitoring for personal protection from oxygen deficiency, carbon monoxide or hydrogen sulfide.

Portable Single Gas Detector

RKI Instruments SC-01

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Single sensor gas monitor utilizing "Smart Sensor" technology. A large LCD display for (NH3), (ASH3), (CO), (Cl2), (H2S), (PH3), and (SO2). The SC-01s unique extender cable allows remote monitoring up to 10 feet away. With up to 250 hours of operation on a single set of disposable alkaline batteries.

Portable Multi-Gas Detector

RKI Instruments Eagle Sample Draw

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The RKI EAGLE. Equipped with features that are not available on most competitive units, the EAGLE is a powerful instrument for standard confined space protection, with detection combinations never before offered in a portable gas monitor.

Portable Multi-Gas Detector

RKI Instruments GX 2003

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The GX-2003, is RKI's smallest personal 5-in-1 gas monitor. Monitor standard confined space gases (LEL combustibles, Oxygen content, Carbon Monoxide, and Hydrogen Sulfide), or measure 100% volume Methane, dynamically display either % LEL, or % volume with the auto-ranging ability.

Portable Multi-Gas Detector

RKI Instruments GX 2001

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The RKI GX-2001 offers the smallest 4-gas monitor in the world. Weighing in at only 6 ounces and about the size of a pager (2.8" H x 2.2" W x 1.1" D), the GX-2001 simultaneously monitors combustibles, oxygen, carbon monoxide, and hydrogen sulfide. The GX-2001 come armed with standard features: vibration alarm, auto calibration, Datalogging and a rechargeable Ni-MH battery pack.

Portable Multi-Gas Detector

RKI Instruments Eagle Diffusion

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RKI's most versatile portable gas detector on the market. This version of the EAGLE maintains the same features as its original sample drawing design, but utilizes a unique diffusion sensor block external to the Eagle for quicker response and recovery. This sensor block is capable of simultaneously monitoring up to 4 gases and may be connected directly to the instrument or to the end of an extender cable, available in 20 foot and 50 foot lengths.

Portable Multi-Gas Detector

RKI Instruments GX94

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The RKI, GX-94 is a powerful and economical solution for confined space gas monitoring requirements. For an economical price you receive features such as single-button auto calibration of all gases, data logging with a lunch break mode, continuous operation for 12 hours on only 2 size C alkaline batteries with a dual low battery alarm (warning and fully dead).

Paper Tape Gas Detection System

RKI Instruments FP-260

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RKI Instruments, FP-260 offers PPB or PPM detection with a digital display. The unit is highly sensitive and is ideal for monitoring clean rooms in the semiconductor industry.

Paper Tape Gas Detection System

RKI Instruments FP-270

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From RKI Instruments, the FP-270 features high sensitivity detection for C5F8 (Octafluorocyclopentane) with a special built-in Pyrolyzer. Easy to replace cassette tape plug-in and interference free detection against Fluorinert and Galden.

Paper Tape Gas Detection System

RKI Instruments FP-300

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The FP-300 features high sensitivity toxic gas detection monitoring for semiconductor fabs and exhaust gases from manufacturing tools and scrubbers. Utilization of Photoelectric Photometry in a compact package make this unit the worlds smallest detector of its kind.

Fixed Gas Detection System

RKI Instruments Beacon 110

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The RKI Instruments, Beacon 110: A powerful, low cost fixed system controller for one point of gas detection. Featuring microprocessor control, versatile, simple to install and operate, and priced to be the industry's best value single gas detection controller.

Fixed Gas Detection System

RKI Instruments Beacon 200

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The Beacon 200 from RKI Instruments is a powerful, low cost fixed system controller for two points of gas detection. Microprocessor controlled, versatile, and simple to install & operate. Priced to be the industry's most economical two point controller; The Beacon 200 is capable of connecting directly to RKI sensors for combustible levels (LEL), Carbon Monoxide (CO), Hydrogen Sulfide (H2S) and Oxygen (O2).

Fixed Gas Detection System

RKI Instruments Beacon 800

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Microprocessor controlled and capable of accepting up to 8 separate 4-20 mA sensor transmitters; Either 2 or 3 wire. The RKI Beacon 800, with power supplied by either 24 VDC or 115 VAC, is simple to operate and comes complete with a wall mount installation kit.

Fixed Gas Detection System

RKI Instruments Beacon 410

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A highly configurable, microprocessor-based, flexible and easy to use 4 channel gas monitor that simultaneously displays the gas type, readings, and status for 4 channels of gas detection. Able to monitor any combination of direct connect sensors (LEL combustibles, Oxygen, Hydrogen Sulfide, Carbon Monoxide, and Carbon Dioxide) as well as any 4-20mA transmitters.

Fixed Gas Detection System

RKI Instruments M2 Series

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The RKI M2 from RKI Instruments, is a state-of-the-art Stand Alone transmitter that can operate as an independent system or as part of a system connected to analog, digital signal, or to virtually any controller, PLC, or DCS. The M2 series detects LEL combustibles, oxygen, hydrogen sulfide, or carbon monoxide.

Fixed Gas Detection System

RKI Instruments M-Series Low Cost

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From RKI Instruments, this low cost CO or H2S transmitter assembly is highly reliable and very cost effective. The M-Series is a basic 4-20 mA transmitter for the detection of carbon monoxide and hydrogen sulfide. The electronics are protected inside a plastic enclosure to avoid damage from mechanical abuse, water, dust or corrosion. A 2 to 3 year sensor life is typical for this H2S and CO monitor.

Fixed Gas Detection System

RKI Instruments Direct Connect Sensors

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Highly reliable and very cost effective for the detection of common gas hazards. Available for LEL, H2 Specific LEL, Oxygen, H2S, and CO. RKI Direct Connect sensors are explosion-proof with flame arrestors, and approved (optional non-explosion proof version available for oxygen for use in hazardous atmospheres).

Fixed Gas Detection System

RKI Instruments S-Series Diffusion

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Highly reliable and very cost effective basic 4-20 mA transmitters for detection of common gas hazards. The "S" Series transmitters are available for LEL, Oxygen, H2S, CO, or for 0 - 500 ppm Hydrocarbon detection (for various fuels or solvents).

Fixed Gas Detection System

RKI Instruments PS2 Single Point Stand Alone

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The perfect low cost solution for hydrogen detection in battery rooms, or for LEL or PPM level detection of a variety of flammable or solvent vapors in general industry. The Model PS 2 is a multipurpose gas monitor utilizing a MOS (metal oxide sensor) for long lasting and low maintenance detection at the LEL or PPM levels of many gases or vapors.

Fixed Gas Detection System

RKI Instruments RI-215 Series IR CO2 Monitors

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Widely used in the measurement and control of CO2 levels in a variety of applications where CO2 monitoring or detection is required. A non-dispersive infrared absorption sensor is used to provide direct measurements through diffusion or sample draw monitors, and activate alarms or control ventilation systems based on preset CO2 levels.

Fixed Gas Detection System

RKI Instruments OX500 Indoor Stand Alone

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The OX-500 Oxygen Monitor from RKI Instruments: A compact, diffusion style wall mount Oxygen detector designed to prevent Oxygen deficient accidents. The RKI OX-500 features a 3 color LED digital display, remote sensor capability and stores alarm summary data.

Fixed Gas Detection System

RKI Instruments 35-3000 Series Sample Draw Detector

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From RKI Instruments, the 35-3000RK Series: A compact sample draw detector assembly with a built-in pump that accepts a 24VDC input. Featuring a NEMA4X enclosure, making it dust, water and corrosion resistant. RKI offers a Multi gas version with up to four sensors, LEL, O2, H2S and CO all in one enclosure!

Fixed Gas Detection System

RKI Instruments GD-K8A Diffusion Sensor/Transmitter

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A diffusion style head ideally suited to meet your gas detection needs. Twenty one sensors are available for use in this model.

Fixed Gas Detection System

RKI Instruments GD-K7D2 Sample Drawing Sensor/Transmitter for Toxic Gases

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RKI's workhorse sample draw assembly, for use with a wide variety of electrochemical sensors for toxic gas detection. Designed for simple servicing in that the sensor and pump can be easily replaced in less than one minute each.

Fixed Gas Detection System

RKI Instruments GD-K77D Sample Drawing Sensor Transmitter

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This complete sample draw gas detector includes digital readout and alarm relays. New gas sensor technology utilizing intelligent sensor technology for remote location calibration and setup.

Bench-top Photoelectron Spectroscopy Detector

RKI Instruments Photoelectron Spectroscopy

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From RKI Instruments, the Model AC-2: An instrument for Photoelectron Spectroscopy at atmospheric pressure, an open counter equipped with a UV source.