Arsine

*Please note we can only ship RKI products to customers within the United States

721-007 Eagle 2 Portable Monitor for Arsine (AsH3), 0 - 1.5 ppm by RKI Instruments

Continuing in its legacy of durable and reliable gas detection and monitoring systems, RKI Instruments is proud to offer a new product in its popular Eagle portable gas detector series. The Eagle 2 can monitor up to 6 different gases and is equipped with several exclusive features that can only be found with the Eagle series. In addition, its large glove friendly push buttons and LCD screen ensure an ease of use when onsite. Rated intrinsically safe, the Eagle 2 is equipped with state of the art technologies that are not available with other competitive gas detectors and monitors.

Specialty Sensors

The Eagle 2 has a variety of available specialty sensors. Workers can use a photoionization detector for low or high range VOC detection and Fence Electrode Technology for humidity and contamination resistance. An infrared sensor is available for Co2, % LEL CH4, % Volume CH4, % LEL HC, and % Volume HC. Thermal conductivity sensors are available for % Volume H2 and % Volume CH4. The unit is also compatible with the smart plug and play toxic sensors for the detection of NH3, AsH3, CI2, HCN, PH3, and SO2. With the wide variety of sensors and gas detection available, the Eagle 2 can be customized to meet almost all worksite gas detection needs.

Exclusive Features

The monitor has a long internal pump that can draw samples for up to 125 feet. The pump features a low flow auto shut off and alarm. This allows operators to respond swiftly from a safe distance. The unit is multilingual with 5 different language preferences, and features an alkaline battery life of 18 hours or a NiMH life of 20 hours. To protect the integrity of the device and the configurations, the unit can be password protected. The Eagle 2 also has standard data logging capabilities for easy research, evaluation, and site monitoring. To reduce calibration costs and time, the unit features an automatic calibration option and a single gas calibration option.

The Eagle 2 is heavily protected from environmental conditions by a weather proof, chemical resistant RFI/EMI coated high impact polycarbonate/PBT blend enclosure. The enclosure also renders the unit water and dust resistant. Because of the enclosure, the Eagle 2 can function in 2 inches of water without leakage.

Eagle 2 Specifications

The portable and durable unit is lightweight at less than 4 pounds. Its dimensions are suitable for convenient carrying (9.5?L x 5.25?W x 5.875?H), and it features a conveniently placed durable top handle. The large easy to read display has a polyurethane overlay backlights on demand and when the alarm is activated. The 2 alarm channels are fully adjustable for the user and can be password protected. With a 95 dB buzzer and 4 high intensity LEDs, the alarm is sure not to be missed. The Eagle 2 is standard with a 2 year warranty for material and workmanship and a 1 year warranty for PID sensor.

*Please note we can only ship RKI products to customers within the United States

65-2618RK-ASH3 M2, Arsine (AsH3) 0 - 1.5 ppm Sensor/Transmitter, Non Explosion Proof with J-Box by RKI Instruments

RKI Instruments uses the latest cutting edge technology when developing transmitters and sensors. Its dedication to workplace safety and reliable safety solutions is unparalleled. The M2 Stand Alone Transmitter utilizes state of the art sensor cell technology to integrate workplace safety with the industry's more advanced transmitter technologies.

M2 Stand Alone Transmitter

The M2 Stand Alone Transmitter is operational with or without a controller and is available in two forms: explosion proof and non-explosion proof. The unit has a backlit screen for a direct digital readout, and a user friendly setup with push buttons and easy to read LCD menus. The advanced technology transmitter can function as an independent standalone system or as part of an integrated detection and transmission system. Using state of the art technology, the transmitter uses a magnetic want technique for performing non-intrusive calibration. For optimal stability and accurate readings, the unit provides an automatic zero drift correction feature. This also reduces the need for adjustments due to sensor aging.

The M2 Stand Alone Transmitter is available for LEL, H2S, CO, PPM, HC, CO2, CI2, NH3, SO2, HCN, and more. The unit also features an infrared sensor for CO2 and combustible gases. With 2 fully programmable alarms and a fail relay, the visual color coded LED alarms are reliable and customizable to meet specific needs.

Advanced sensor technology

The state of the art sensors are long lasting with a lifespan typically over two years. Sensor construction is rated Class I, Division 1 groups B, C, and D for flammables, CO, H2S, O2, and CO2. The sensors are rated Class I, Division 2 for all other toxic gases. Depending on the gas, the sensors will operate through a catalytic, galvanic cell, electrochemical, or infrared design. The plug in nature of the sensors allows for a quick and tool free onsite replacement.

Specifications

Each transmitter features 2 to 3 years of life with normal service. The explosion proof LEL H2 specific transmitter has 3 to 5 years with normal service, and the explosion proof carbon dioxide, methane, and hydrocarbons feature over 5 years of life with normal service. The explosion proof transmitters are also water repellant. Each device is approximately 8.5 H x 5.2 W x 4.5 D and features an alphanumeric display with a backlight. The screen displays 8 characters per line with 2 lines for gas concentration readouts.

Optional Accessories

The M2 Stand Alone Transmitter has a variety of optional accessories available including calibration adaptors, flow through adaptors, remote horns and lights, calibration kits, battery backups, splash guards, air aspirator adaptors or panels, and dataloggers. The transmitters are directly compatible with Beacon 110, 200, 410, and 800 controllers.

*Please note we can only ship RKI products to customers within the United States

3622-041 D-ReX PoS Gas Detector with 5 relays, Arsine (AsH3) (no H2 cross-sensitivity) MK483-10, 0 - 1 ppm by GfG

Not all gases can be monitored directly at the measuring point. This may be because the maintenance of a remote sensor would be too complicated or because the target gas has to be broken down into detectable components first. This can be done using a pyrolyzer.

In these cases, the D-ReX PoS with its integrated pump is an ideal solution. The point of sampling (PoS) can be up to 100 feet / 30 meters away from the D-ReX. This also applies to the length of the recirculation hose.

Available Accessory:

• DIN rail
• PTFE hose
• Various particle filters
• Push-Pull plug-in adapter
• Angle braces

Features:

• 5x internal relays (form C, configurable)
• Smart sensors for more than 60 gases
• Hot-swappable smart sensor cartridge
• Tool-free maintenance
• Power-over-Ethernet (PoE) communication
• Web server for browser access
• Password-protected menu
• Interface: Analog outlet: 4 20 mA output; Digital: RS-485 (Modbus/RTU); 10/100 Mbit Ethernet (Modbus/TCP)
• Bright status and alarm LEDs
• Data logger to review sensor and alarm history
• Marked as FCC, CE, IC and UKCA

M001-0018-000 UNI MP100 Single Gas Detector, H2 Hydrogen, Measuring Range: 1000 ppm, Resolution: 1 ppm by mPower Electronics

The UNI MP100 offers a simple, personal protection for a wide array of toxic gas and oxygen (O2) measurement applications. In addition to common sensors such as carbon monoxide (CO), hydrogen sulfide (H₂S), nitrogen dioxide (NO₂), ammonia (NH₃) and sulfur dioxide (SO₂), we offer less-common sensors including chlorine (Cl₂), chlorine dioxide (ClO₂), phosgene (COCl₂), hydrogen chloride (HCl), arsine (AsH₃), phosphine (PH₃), ozone (O₃), methyl mercaptan and ethylene oxide. Special oxygen monitors are available with long-life lead-free sensors or with inverted alarms for inert gas applications. The monitors have a large LCD providing maximum readability in the field and are made with six bright red LEDs allowing for quick alarm notification. Constructed of strong and durable material, the UNI is designed to be comfortable, yet drop-resistant. The UNI series can easily be bump tested and calibrated with the mPower CaliCase System.

Features, Functions and Benefits

• 50% larger (AA versus 2/3 AA) Lithium Battery
• Widest choice of sensors on the market
• Large display
• 50 Event datalogging
• Low cost of ownership
• Smart sensors
• Solid stainless-steel alligator clip
• Durable housing
• Fast calibration & download using docking station
• UL Classification Class I, II, III, Groups ABCDEFG

M001-0097-000 UNI MP100 Single Gas Detector, colowH2cross-senitivity, Measuring Range: 1000, Resolution:1 ppm by mPower Electronics

The UNI MP100 offers a simple, personal protection for a wide array of toxic gas and oxygen (O2) measurement applications. In addition to common sensors such as carbon monoxide (CO), hydrogen sulfide (H₂S), nitrogen dioxide (NO₂), ammonia (NH₃) and sulfur dioxide (SO₂), we offer less-common sensors including chlorine (Cl₂), chlorine dioxide (ClO₂), phosgene (COCl₂), hydrogen chloride (HCl), arsine (AsH₃), phosphine (PH₃), ozone (O₃), methyl mercaptan and ethylene oxide. Special oxygen monitors are available with long-life lead-free sensors or with inverted alarms for inert gas applications. The monitors have a large LCD providing maximum readability in the field and are made with six bright red LEDs allowing for quick alarm notification. Constructed of strong and durable material, the UNI is designed to be comfortable, yet drop-resistant. The UNI series can easily be bump tested and calibrated with the mPower CaliCase System.

Features, Functions and Benefits

• 50% larger (AA versus 2/3 AA) Lithium Battery
• Widest choice of sensors on the market
• Large display
• 50 Event datalogging
• Low cost of ownership
• Smart sensors
• Solid stainless-steel alligator clip
• Durable housing
• Fast calibration & download using docking station
• UL Classification Class I, II, III, Groups ABCDEFG

3612-040 D-ReX PoU Gas Detector with 5 relays, Arsine (AsH3) MK482-10, 0 - 1 ppm by GfG

The D-ReX PoU is the new standard when it comes to monitoring toxic, combustible and corrosive gases as well as the oxygen concentration at the Point of Use.

It offers a variety of modern features that set it apart from other gas detection instruments for the semiconductor industry. These include easy-to-understand information on its high-resolution color display and a variety of different communication options, including Bluetooth and a Power-over-Ethernet (PoE)-enabled network interface.

Available Accessory:

• Calibration cap for PoU
• DIN rail
• Touch protection insert for sensors

Features:

• 5x internal relays (form C, configurable)
• Smart sensors for more than 60 gases
• Hot-swappable smart sensor cartridge
• Tool-free maintenance
• Power-over-Ethernet (PoE) communication
• Web server for browser access
• Password-protected menu
• Interface: Analog outlet: 4 20 mA output; Digital: RS-485 (Modbus/RTU); 10/100 Mbit Ethernet (Modbus/TCP)
• Bright status and alarm LEDs
• Data logger to review sensor and alarm history
• Marked as FCC, CE, IC and UKCA

M001-0012-000 UNI MP100 Single Gas Detector, ETO Ethylene Oxide, Measuring Range: 100 ppm, Resolution: 0.1 ppm by mPower Electronics

The UNI MP100 offers a simple, personal protection for a wide array of toxic gas and oxygen (O2) measurement applications. In addition to common sensors such as carbon monoxide (CO), hydrogen sulfide (H₂S), nitrogen dioxide (NO₂), ammonia (NH₃) and sulfur dioxide (SO₂), we offer less-common sensors including chlorine (Cl₂), chlorine dioxide (ClO₂), phosgene (COCl₂), hydrogen chloride (HCl), arsine (AsH₃), phosphine (PH₃), ozone (O₃), methyl mercaptan and ethylene oxide. Special oxygen monitors are available with long-life lead-free sensors or with inverted alarms for inert gas applications. The monitors have a large LCD providing maximum readability in the field and are made with six bright red LEDs allowing for quick alarm notification. Constructed of strong and durable material, the UNI is designed to be comfortable, yet drop-resistant. The UNI series can easily be bump tested and calibrated with the mPower CaliCase System.

Features, Functions and Benefits

• 50% larger (AA versus 2/3 AA) Lithium Battery
• Widest choice of sensors on the market
• Large display
• 50 Event datalogging
• Low cost of ownership
• Smart sensors
• Solid stainless-steel alligator clip
• Durable housing
• Fast calibration & download using docking station
• UL Classification Class I, II, III, Groups ABCDEFG

66-6368-01-W AirLink T3A Sensor/Transmitter with j-box, Arsine (AsH3), 0-1 ppm with 900 MHz radio by RKI Instruments

The AirLink T3A Series Gas Detector ambient air hazardous gas detector is a versatile assembly that uses an electrochemical, infrared, catalytic bead sensor element to detect a variety of gases. Wired power (12 to 35 VDC) with wireless communication controller. An RKI wireless T3A also has 4-20 mA analog and RS-485 Modbus outputs as standard. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.

Features

• Electrochemical, Infrared, catalytic bead sensors
• Wired power (3-Wire), 12 to 35 VDC operating voltage
• Output options: Wireless 900 MHz or 2.4 GHz; 4-20mA (3-wire) analog; RS-485 modbus
• Operating temperature range -40°C to +54°C
• Graphical LCD with LED backlight
• 3 Push-button interface (ADD, MENU, SUB) with 3 corresponding magnetic, non-intrusive switches
• 2 Individually configurable alarms
• 2 Front panel LED indicators (amber and red)
• 2 Optional fully programmable alarm relays (dry contacts)

Industry Applications

• Petrochemical plants, Refineries
• Water & wastewater treatment plants
• Pulp & paper mills
• Manufacturing facilities
• Chemical plants

*Please note we can only ship RKI products to customers within the United States

3612-041 D-ReX PoU Gas Detector with 5 relays, Arsine (AsH3) (no H2 cross-sensitivity) MK483-10, 0 - 1 ppm by GfG

The D-ReX PoU is the new standard when it comes to monitoring toxic, combustible and corrosive gases as well as the oxygen concentration at the Point of Use.

It offers a variety of modern features that set it apart from other gas detection instruments for the semiconductor industry. These include easy-to-understand information on its high-resolution color display and a variety of different communication options, including Bluetooth and a Power-over-Ethernet (PoE)-enabled network interface.

Available Accessory:

• Calibration cap for PoU
• DIN rail
• Touch protection insert for sensors

Features:

• 5x internal relays (form C, configurable)
• Smart sensors for more than 60 gases
• Hot-swappable smart sensor cartridge
• Tool-free maintenance
• Power-over-Ethernet (PoE) communication
• Web server for browser access
• Password-protected menu
• Interface: Analog outlet: 4 20 mA output; Digital: RS-485 (Modbus/RTU); 10/100 Mbit Ethernet (Modbus/TCP)
• Bright status and alarm LEDs
• Data logger to review sensor and alarm history
• Marked as FCC, CE, IC and UKCA

66-5D68-01-L Air Alert Ambient Air Hazardous Gas Detector, Arsine (AsH3) 0-1 ppm, DC power, 3-color alarm LED s and buzzer by RKI Instruments

The RKI Air Alert series ambient air toxic gas detector is a versatile assembly that uses an electrochemical, infrared or PID sensor element to detect a variety of gases. Wire powered (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.

Features

• Electrochemical, Infrared, or PID sensor element
• Wire powered (3-wire), 12-35 VDC operating voltage, optional AC power supply
• Operating temperature range of -40°C to +70°C
• 3 Push-button interface (ADD, MENU, SUB) with 3 corresponding magnetic, non-intrusive switches
• 2 Dry contact relays (optional)
• Graphical LCD with LED backlight
• Output options: 4-20mA (3-wire) analog, RS-485 Modbus, optional 900 MHz or 2.4 GHz radio
• Optional 3 color LED perimeter and audible alarm
• 1-Year warranty

Industry Applications

• Petrochemical plants, Refineries
• Water & wastewater treatment plants
• Pulp & paper mills
• Manufacturing facilities
• Chemical plants

*Please note we can only ship RKI products to customers within the United States

66-5D68-01-R Air Alert Ambient Air Hazardous Gas Detector, Arsine (AsH3) 0-1 ppm, DC power, 2 relays by RKI Instruments

The RKI Air Alert series ambient air toxic gas detector is a versatile assembly that uses an electrochemical, infrared or PID sensor element to detect a variety of gases. Wire powered (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.

Features

• Electrochemical, Infrared, or PID sensor element
• Wire powered (3-wire), 12-35 VDC operating voltage, optional AC power supply
• Operating temperature range of -40°C to +70°C
• 3 Push-button interface (ADD, MENU, SUB) with 3 corresponding magnetic, non-intrusive switches
• 2 Dry contact relays (optional)
• Graphical LCD with LED backlight
• Output options: 4-20mA (3-wire) analog, RS-485 Modbus, optional 900 MHz or 2.4 GHz radio
• Optional 3 color LED perimeter and audible alarm
• 1-Year warranty

Industry Applications

• Petrochemical plants, Refineries
• Water & wastewater treatment plants
• Pulp & paper mills
• Manufacturing facilities
• Chemical plants

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

3615-041 D-ReX PoL Gas Detector with 5 relays and Enclosure, Arsine (AsH3) (no H2 cross-sensitivity) MK483-10, 0 - 1 ppm by GfG

The D-ReX is a very user-friendly, easy-to-maintain gas detector.

High-resolution, full-color display

The 2.4, 320 x 240 pixel full-color TFT display sets new standards for gas detectors. It provides clear and precise information about the current measured values, the short-term and long-term exposure, as well as any malfunctions that may have occurred. Information can be displayed in a variety of languages and scripts, including English, German and Simplified Chinese.

Clear Information

No longer will you have to decipher cryptic error codes – information on any issue is instead displayed in plain text. Status LEDs provide an additional instant overview of vital components of the system.

Intuitive device management using Bluetooth and app

Settings on the D-ReX can easily be managed using the configuration program or the GfG app (Android). They can be connected to the device either via RJ45 an interface or Bluetooth. This will give you access to all settings and configuration options. After entering the password, changes can also be made using the control keys in the D-ReX's service menu.

Advanced connectivity

The D-ReX comes with a wide variety of communication interfaces: Choose between analog, industry standard 4-20 mA, digital RS-485 interface (Modbus/RTU), Ethernet (Modbus/TCP) and LonWorks (optional) for signal transmission. The Bluetooth option enables wireless connectivity. In addition to the five internal, programmable changeover contact relays (optional), 16 additional relays can be addressed by connecting the D-ReX to a GMA200-RT/D relay module.

Periodic sensor self-tests

The plug-and-play smart sensor cartridges are pre-configured and pre-calibrated for easy installation or replacement. Automatic sensor self-tests increase safety while reducing maintenance costs even further.

The new Standard for Versatility: D-ReX

All the advantages mentioned perfectly qualify the D-ReX for numerous applications in virtually all industries. Some of its unique features make it particularly suitable for use in the semiconductor industry, photovoltaic industry and industrial manufacturing as well as in laboratories. If you are looking for the gas detector that best suits your needs, the D-ReX will be your first choice for many applications.

Possible areas of application:

• MRI Labs
• Process tools
• Vacuum pumps
• Scrubbers
• Gas cabinets
• Ambient breathing zones
• Storage areas
• Cleanroom environments
• Sub fab systems

Features:

• Sensors for more than 30 gases
• Hot-swappable smart sensor cartridge
• High-resolution, full-color 2.4" TFT display
• Plain text information
• Tool-free maintenance
• Power-over-Ethernet (PoE) communication
• Can be addresses via web portal
• Password-protected menu
• Interface: Analog: 4 20 mA output; Digital: RS-485 (Modbus/RTU); 10/100 Mbit Ethernet (Modbus/TCP)
• Bright status and alarm LEDs
• Data logger to review sensor and alarms history
• CE marked and UL certified

USPs:

• Tube length up to 30 m / 100 ft.
• Extension cable 1 m / 30 m
• Easy to replace mechanical component of internal pump
• Bluetooth®

Options:

• 16x external relays (GMA200-RT/D)
• Line Integrity Monitoring

73-0050RK-ASH3 SC-01 Single Toxic Gas Monitor, Arsine (AsH3), 0 - 1.50 PPM, with Alligator Clip by RKI Instruments

Paving the way for gas detection and monitoring solutions, RKI Instruments produces the most advanced sensors and monitors. Their teams of experts are constantly seeking new and innovative methods for meeting the unique needs of jobsites with potentially hazardous conditions. Integrating the latest smart sensor technology with functional design, RKI Instruments is proud to present the SC-01 Model for single toxic gas monitoring.

SC-01 Model Single Toxic Gas Monitor

The SC-01 Single Toxic Gas Monitor is the latest in smart sensor technology with practical applications in refineries, chemical plants, hazmat response, semiconductor plants, and more. It is a versatile single gas detector with interchangeable sensors. The unit automatically recognizes when a sensor has been changed and automatically calibrates to the recognized sensor. The internal technology stores each sensor's configuration and activates the data once the new sensor is recognized.

What sets the SC-01 apart from its competitors is its wide range of available ESM-01 sensors including unique sensors for arsine, ammonia, carbon monoxide, chlorine, hydrogen cyanide, hydrogen sulfide, phosphine, and sulfur dioxide. These plug in style sensors are easy to change and can be replaced quickly while onsite. Onsite workers can also utilize the optional 10 foot extender cable for remote monitoring and quick response.

Exclusive Features

The SC-01's large backlit LCD display is great for onsite use and is easy to read. The screen displays the gas reading, battery level, and current time. When the alarm is activated, the LCD screen's backlight automatically activates. The alarm features a quadruple notification system that includes a buzzing audible alarm, a blinking LED display, a vibration alert, and display indicator. The unit performs regular safety self-evaluations for sensor connections, battery life, and circuit issues. Amazingly, the unit can function with more than 250 hours of continuous operation with 2 AA alkaline batteries. The SC-01 comes standard with data logging capabilities ensuring that workplace safety managers are able to monitor, record, and evaluate possible hazard trends.

SC-01 Model Specifications

The unit is highly portable with its lightweight (less than 8 ounces) and pocket size dimensions (2.6 x 6.2 x 1.2 ). Users can easily control the unit's functioning with its 3 large front facing push buttons. The casing is designed to protect the monitor with its high impact plastic with rubber boot that is dust proof and splash proof. The typical response time for gas detection is approximately 60 seconds and uses electrochemical detection. For gas monitoring needs, the SC-01 Model is rated intrinsically safe.

The SC-01 Single Toxic Gas Monitor comes standard with several accessories for easy use including an alligator clip, AA alkaline batteries, impact resistant rubber boot, and a user manual. Users can also purchase optional accessories to further customize the unit to meet specific workplace needs. These optional accessories include a belt clip, a 10 foot extender cable, and datalogging software that is PC compatible.

*Please note we can only ship RKI products to customers within the United States

3614-040 D-ReX PoI Gas Detector with 5 relays, Arsine (AsH3) MK482-10, 0 - 1 ppm by GfG

The D-ReX PoI's external sensor can be mounted in a location up to 4,000 feet / 1,200 meters away from the device and monitor toxic, combustible and corrosive gases as well as the oxygen concentration from there.

The remote sensor can be mounted directly onto pipe systems, gas cabinets and other hard-to-reach locations so that the gas detector itself can be mounted at eye level for easy access. This facilitates maintenance, inspections and operation.

With the optional saddle, it can also be used

Available Accessory:

• Mounting saddle
• Viton® (FKM) sealing for all saddle types
• M12 remote sensor cable, various sizes (3 to 100 ft / 1 to 30 m)
• Calibration cap for PoI
• Mounting brackets
• DIN rail

Features:

• 5x internal relays (form C, configurable)
• Smart sensors for more than 60 gases
• Hot-swappable smart sensor cartridge
• Tool-free maintenance
• Power-over-Ethernet (PoE) communication
• Web server for browser access
• Password-protected menu
• Interface: Analog outlet: 4 20 mA output; Digital: RS-485 (Modbus/RTU); 10/100 Mbit Ethernet (Modbus/TCP)
• Bright status and alarm LEDs
• Data logger to review sensor and alarm history
• Marked as FCC, CE, IC and UKCA

66-6968-01-W AirLink 6900 Wireless Explosion Proof Transmitter, Arsine (AH3) 0-1 ppm, dual battery, 900 MHz radio by RKI Instruments

The RKI AirLink 6900 is a versatile truly wire free transmitter using electrochemical, PID or low-power infrared sensor elements to detect a variety of gases. Wireless, dual battery power (3.6 V Lithium-Thionyl Chloride battery) with 900 MHZ or 2.4 GHz radio options. Magnetic switches allow for non-intrusive calibration as well as full system settings and diagnostics, while in the field.

Features

• Electrochemical, PID, or IR sensors available
• Wireless communication: 900 MHz radio and 52 networks; 2.4 GHz radio and 78 networks
• Dual battery powered
• Battery life: 2-year maximum - electrochemical sensors; 1-year maximum low-power infrared sensors
• Graphical LCD with LED backlight, readable in sunlight
• 3 Push-button interface (ADD, MENU, SUB) with corresponding magnetic, non-intrusive switches
• Explosion/flame-proof certification for select gases
• 1-Year warranty
• Optional remote-mount sensor kit with enclosure

Industry Applications

• Petrochemical plants, refineries
• Water & wastewater treatment plants
• Pulp & paper mills
• Manufacturing facilities
• Chemical plants
• Construction
• Temporary or permanent applications

*Please note we can only ship RKI products to customers within the United States

65-2648RK-ASH3 M2A Stand Alone Sensor / Transmitter with J-box, Arsine (AsH3) 0-1.5 ppm by RKI Instruments

The RKI M2A™ is a state-of-the-art transmitter that can operate as an independent, stand-alone monitor or as part of an integrated system. The M2A connects with an analog or digital signal to virtually any controller, PLC, or DCS. Setup procedures are simplified with user friendly push buttons and OLED menus. It utilizes a magnetic wand technique for performing non-intrusive calibration. The M2A provides an automatic zero drift correction feature, which results in more stable readings and reduces the need for adjustments due to sensor aging.

The housing of the M2A does not need to be opened for zeroing or calibration, making it unnecessary to declassify the area for routine maintenance. It is designed so that a complete field calibration can be performed by one person. Sensor construction is rated Class I, Div. 1 Groups B, C, D for flammables, CO, H2S, O2, and CO2, and Class I, Div. 2 for all other toxics.

The transmitter provides a 4-20 mA output in addition to a Modbus digital output. It also has two levels of alarms with relays, plus a fail alarm with relay. A digital display of the gas concentration, as well as alarm and status lights, can be viewed through the front window.

The toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors available for NH3, SO2, PH3, AsH3, and HCN.

The M2A represents the latest leading edge technology in sensor / transmitters today.

Features

• Operates with or without a controller
• Direct digital readout with OLED cold temperature display
• Available gases include LEL, O2, H2S, CO, CO2, and 100% Vol CH4 / Toxic gases include NH3, SO2, HCN, and more
• Infrared sensor for combustibles and CO2
• 4-20 mA & digital Modbus outputs standard
• 2 fully programmable alarm relays & fail relay
• Non-intrusive calibration via magnetic wand
• Explosion proof construction
• Patented water repellent sensor cover
• User friendly setup, push buttons & OLED menus
• Long-life sensors (2 + years typical)

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States