RKI Instruments, Inc. products

Top Products

RKI - Portable Gas Monitor

The GX-Force by RKI Instruments is an advanced, compact 1-4 gas monitor designed for both personal and professional use, ideal for confined spaces and safety monitoring. It features a robust internal sample pump capable of a 100-foot sampling range and weighs only 9.8 ounces. It supports monitoring of standard confined space gases, including combustible gases (LEL), oxygen (O2), carbon monoxide (CO), and hydrogen sulfide (H2S). Equipped with advanced micro-sensors compatible with other RKI instruments like the GX-3R and Gaswatch 3, it offers two operational modes: Normal Operating mode for routine safety assessments and Leak Check mode for precise leak investigations of combustibles in ppm range. The GX-Force operates for up to 30 hours on a Li-ion battery, showcasing readings on a large LCD display. Critical alarms, both visual and audible, are programmable, ensuring immediate alerting in case of sensor errors or hazardous conditions. These alarms can either lock the device or halt further readings if calibration is overdue.

RKI - Confined Space 4 Gas Monitor

The GX-3R is a compact multi-gas monitor designed to enhance safety in confined spaces by detecting up to four gases simultaneously. Weighing a mere 3.52 ounces, this versatile device can be easily clipped within a worker's breathing zone, adhering to OSHA guidelines for exposure monitoring. It features the ability to monitor LEL combustibles, oxygen, carbon monoxide (with hydrogen compensation), and hydrogen sulfide. The monitor employs advanced micro sensor technology, including a catalytic combustion LEL sensor that has a dual filament design for increased resistance to silicone poisoning. In the event one filament fails, the secondary filament continues to function. The electrochemical oxygen sensor has a lifespan of three to five years, while H2S and CO are integrated into a combination sensor. A safety feature includes a non-compliance indicator, alerting users with flashing LED lights every 30 seconds if the device needs calibration, hasn't been bump tested, or if there was a gas alarm event.

RKI Instruments - 5-Gas Monitor with Wireless Communication

The GX-3R Pro is a compact and lightweight gas detection device capable of simultaneously monitoring five gases. Weighing only 4.58 ounces, it provides comprehensive detection of confined space gases including LEL, O2, CO, and H2S, with an optional fifth sensor for hydrogen cyanide or nitrogen dioxide. It features interchangeable sensors, allowing for flexible configurations that can be modified in the field. Enhanced with Bluetooth for wireless communication, it connects to smart devices via an app to display real-time gas readings. The device includes a man-down alarm, choice of power supply, and a three-year warranty on materials and workmanship. A unique non-compliance indicator flashes in case of untested calibration or gas alarm events, providing a clear notification to safety supervisors. The lithium-ion battery ensures 25 hours of operation with a full recharge in just three hours. Certified for various safety standards, the GX-3R Pro is an efficient solution for industrial gas monitoring needs.

Portable Solutions - Multi Gas Monitors

RKI - Multi-Gas Detector with PID and Toxic Sensor Options

The GX-6000 is a versatile handheld device proficient in simultaneously monitoring up to six gases. It is capable of detecting standard confined space gases such as combustibles, O2, CO, and H2S, along with advanced options for PID, IR, and super toxic sensors. This multifunctional tool is fitted with a robust internal sample pump, alarms, an LED flashlight, and a large auto-rotating LCD display. Notably, it features a PID sensor equipped with a library of over 600 VOC gases and offers a benzene-specific version utilizing a pre-filter tube. It supports four PID sensors, namely 10.0 eV, 10.6 eV (low or high range), and 11.7 eV, which can be interchanged as needed. Built to withstand harsh conditions, the GX-6000 has a removable impact-resistant rubber boot and IP-67 rated dust and water resistance. It includes CL2, CO, CO2, HCN, H2S, NH3, NO2, PH3, SO2, and VOC monitors with different operating modes, ensuring reliable performance in diverse applications.

RKI - Multi-Mode Gas Detector for Confined Spaces and Leak Checks

The GX-2012 by RKI Instruments is a versatile multi-mode gas detector specifically designed for various industrial applications including confined space monitoring, leak detection, and underground leak checks. This device operates in three distinct modes: Normal Operating mode for confined spaces, Leak Check mode for pinpointing leaks, and Bar Hole mode for subsurface leak testing. Featuring a compact design and weighing only 12.3 ounces, the GX-2012 is built with high-quality micro-sensor technology capable of simultaneously monitoring gases such as LEL combustibles, oxygen, carbon monoxide, and hydrogen sulfide. An optional TC sensor can be included to measure 100% volume methane, with the ability to auto-range from % LEL to % volume. Its intuitive large LCD display provides real-time gas readings, battery status, and time, with backlighting for alarm scenarios triggered by vibration, visual, or audible alerts. The GX-2012 is powered by a microprocessor for continuous sensor diagnostics and supports both Li-ion and alkaline battery packs, facilitating easy maintenance.

Portable Solutions - Single Gas Monitors

RKI - Single Gas Monitors

The 04 Series Single Gas Monitors are engineered for long-lasting operations with replaceable sensors and filters. These devices utilize two AAA alkaline batteries to offer approximately 9,000 hours of continuous monitoring, accommodating diverse user needs with adjustable alarm settings. Equipped with both visual and auditory alarms, alongside standard vibration alerts, these monitors deliver reliable performance across various environments. The user replaceable sensors are cost-effective and interchangeable with other RKI products such as the GX-3R, GX-3R Pro, and GasWatch 3. Built to endure harsh conditions, these monitors feature a durable impact, dust, and water-resistant design with an IP-67 rating. They are certified intrinsically safe for hazardous locations, meeting international certifications including ATEX/IECEx and U.S. and Canadian standards. Their application spans a number of gases, supported by extensive specifications like data logging features, making the series a versatile solution for gas monitoring demands.

RKI Instruments - Portable Toxic Gas Monitor

The SC-8000 Portable Toxic Gas Monitor by RKI Instruments is engineered to meet the demanding requirements of industrial applications for toxic gas detection. It features a robust design that is compact, lightweight, and waterproof, making it suitable for use in challenging environments. The device is intrinsically safe, ensuring safety in potentially hazardous operational conditions. It's specifically designed for accurate detection of toxic gas leaks, utilizing advanced sensor technology to deliver precise readings. The SC-8000 is equipped with datalogging capabilities, providing comprehensive data management for analysis and reporting. This monitor is also compatible with various detectable gases and ranges, offering versatility in usage across different industrial needs. With additional supporting software and manuals, it integrates easily into workplace safety protocols and enhances monitoring accuracy.

Fixed Systems - Controllers

RKI Beacon - Single Channel Wall Mount Gas Detection Controller

The Beacon 110 is a cost-effective and efficient controller for fixed gas detection systems, designed by RKI Instruments. This single-channel wall mount controller simplifies gas detection by integrating a microprocessor-controlled operation that ensures flexibility and ease of use. The device supports RKI sensors for detecting gases such as LEL level combustibles, Oxygen, Hydrogen Sulfide, and Carbon Monoxide, as well as any 4-20 mA transmitter. Its NEMA 4X rated housing provides durability against environmental elements and complies with lockout/tagout standards to ensure safety. With 10 amp rated relays, it can directly power external alarms and horns, offering robust performance. The digital display provides instant feedback on gas type and concentration with backlighting, and an external reset switch enhances its operational convenience. Installation is straightforward with the provided wall-mounting kit. RKI Instruments' Beacon 110 is an optimal solution for diverse applications requiring reliable gas monitoring.

Fixed Systems - Detector Heads

RKI - Stand Alone Explosion Proof Gas Transmitter

The RKI M2A-XL is a stand-alone explosion proof transmitter designed for precise gas monitoring, capable of operating independently or as part of an integrated control system. It interfaces seamlessly with controllers, PLCs, or DCS via analog or digital signals. The device simplifies calibration with user-friendly push buttons, OLED menus, and employs a magnetic wand for non-intrusive calibration, maintaining its housing integrity against exposure during routine maintenance. The M2A-XL utilizes automatic zero drift correction to enhance reading stability and minimize sensor aging effects. Designed for hazardous environments, it carries a Class I, Div. 1 rating for various gases and Class I, Div. 2 for other toxics. It delivers both 4-20 mA and Modbus outputs, with built-in alarm levels and relays. Featuring electrochemical plug-in sensors, it ensures high specificity, rapid response, and easy field replacement, accommodating sensors for multiple toxic gases like NH3, AsH3, and others, making it a versatile choice for toxic gas detection in hazardous areas.

Fixed Systems - Wireless Gas Detection

RKI AirLink - Wireless Gas Detector

The RKI AirLink 6900 is an advanced wireless gas detector that leverages the latest in wireless technology for fixed gas detection. It operates on a dual battery system using 3.6V Lithium-Thionyl Chloride batteries and offers wireless communication options via 900 MHz or 2.4 GHz radios. This allows it to be deployed in remote or difficult-to-access locations without wiring constraints. The device utilizes sensitive sensor elements such as electrochemical, photoionization detection (PID), or low-power infrared sensors to identify a wide range of gases. The AirLink 6900 features magnetic non-intrusive switches for calibration, simplifying maintenance and diagnostics in the field. Supporting up to 255 addresses per network, the device is optional for expanding its network capabilities. It is certified for Class I, Division 1 & 2, applicable to Groups B, C, and D, and is suitable for various hazardous locations. However, some toxic gases are only certified for Division 2 applications.