Fixed System Gas Monitors

57-1060RK S-Series Xmtr, 4-20 mA, H2S/CO, S Type by RKI Instruments

The RKI "S" Series gas sensor and transmitter is basic gas transmitter for the detection of common gas hazards. The transmitter is an efficient, reliable, and cost-effective safety solution to meet the needs of any industrial application. The transmitters were created specifically for highly volatile environments, and each transmitter is housed in an explosion proof casing. The device is ready for field use and can be adjusted and calibrated easily in the field. With an RKI "S" Series transmitter, users can be certain that they are receiving the very best in gas safety equipment.

RKI "S" Series Explosion Proof Gas Sensor and Transmitter Features

The transmitter is a reliable and durable solution for onsite hazards. True to its reputation, RKI Instruments designed this series with user friendly features to meet growing customer demands. This series features an explosion proof housing, patented water repellant sensor coating, long life sensors (2+ years of typical life), and an intrinsically safe rating. The unit operates independently of a controller and is available for LEL, H2S, CO, O2, and ppm HC monitoring. Infrared sensors are also available for LEL and CO2.

To protect the circuitry, the electronics are enclosed inside a potted package. This helps to reduce wear and tear due to corrosion and abuse. The amplifier is situated inside an aluminum explosion proof enclosure. Additionally, all sensors are explosion proof with flame arrestors. The flame arrestors use a patented water repellant coating. They are approved for use in hazardous atmospheres.

Industrial Applications

The series' basic design and user friendly nature is suitable for a variety of industrial applications, such as

• Petrochemical plants
• Refineries
• Gas plants
• Offshore drilling platforms
• Water and wastewater treatment plants
• Pulp and paper mills
• Gas, electric, and telephone utilities
• Parking garages
• Manufacturing facilities
• Steel industries
• Automotive plants
• Chemical storage buildings

Transmitter Specifications

The transmitters are functional both indoors and outdoors. Each condition provides a different operating range for temperature and humidity. Each transmitter operates on 11 to 30 VDC. Each transmitter also comes standard with a 1 year warranty for materials and workmanship.

RKI Instruments

RKI Instruments is a global leader in gas detection equipment manufacturing. For over 70 years, RKI has sold more than 800,000 portable and fixed gas monitors all over the world. The company strives to grow and develop with the changing technology. Their team of scientists and engineers are constantly researching and assessing the most advanced technology and working to improve their product offerings by successfully integrating this technology into modern safety equipment. At RKI, reliability and efficiency are key features of every new product.

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

65-2322RK S2 Series Oxygen (O2) 0 - 25% Sensor (Capillary Type)/Transmitter, Explosion Proof with J-Box, CSA Version by RKI Instruments

Having a reliable gas sensor is detrimental to the safety and security of workers in potentially unstable work environments. In many cases, the decision to use a gas detection device with a reliable sensor can be the difference between life and death. RKI Instruments understands the reliability of gas sensors should be a top priority for workplace safety managers. Their team of experts works diligently to incorporate the most advanced technologies with the highest industry standards.

For nearly 20 years, RKI Instruments has worked in the gas detection industry. Its line of products leads the industry in innovation and technology. Every year, the company commits to achieving a higher level of productivity and delivering the best gas detection products on the market. With the introduction of their high performing, low cost S2 Sensor Transmitter, RKI is fulfilling that commitment.

S2 Sensor/Transmitter

The RKI S2 Sensors and Transmitters use state of the art sensor technology to detect common gas hazards. Their efficient design and cost effectiveness make them an industry choice for atmospheric monitoring. The sensor transmitters can be used in both indoor and outdoor conditions and are designed to interface with RKI controllers or PLC/DCS systems.

The sensors are available in explosion proof casing for monitoring LEL, H2 specific, oxygen, H2S, CO2, and carbon monoxide. These sensors also have flame arrestors and are approved for use in hazardous environments. The oxygen, H2S, CO, and CO2 sensors are available in non-explosion proof models. The sensors provide highly specific and quick detection and are long lasting. The sensors can be quickly replaced while on the field and do not require any tools.

Explosion proof S2 Sensor/Transmitter

The explosion proof sensors use a variety of detection mechanisms including catalytic for LEL and LEL- H2 specific; metal oxide semiconductor for hydrogen; galvanic cell technology for oxygen; electrochemical for hydrogen sulfide and carbon monoxide; and infrared for carbon dioxide, methane, and hydrocarbons. A hydrogen specific sensor transmitter is not available. Each of these detection methods come with their own measuring range specifications and response times varying from 20 seconds to 45 seconds. These sensors are stainless steel and are housed in a cast aluminum explosion proof J-Box (a stainless steel J-Box is also available).

Non-explosion proof S2 Sensor/Transmitter

The non-explosion proof sensors use galvanic cells for oxygen detection; electrochemical technology for hydrogen sulfide, carbon monoxide, and other toxics; and infrared technology for carbon dioxide detection. The response times vary between 20 seconds and 60 seconds depending on the targeted gas, and the measuring ranges vary as well. These sensors are plastic or aluminum and housed in an explosion proof J-Box.

Accessories

The S2 Sensor/Transmitter has numerous accessories available to meet the individual workplace's needs. Such accessories include calibration adaptors, flow through adaptors, remote horns and lights, calibration kits, battery backups, splash guards, air aspirator adaptors or panels, and data loggers.

Each sensor comes standard with a one year warranty for materials and workmanship.

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

Xgard Gas Detectors

Crowcon is a global leader in designing and manufacturing gas detection technology and equipment. The company has been in operation for over 40 years and is consistently building upon its products. By integrating modern technology with the demands of the modern workplace, Crowcon has developed a line of gas detection devices and monitors that lead the competition. The Xgard range of gas detectors is a product of Crowcon s successful integration and technological advancements. With a wide range of sensor types and available accessories, the Xgard series is suitable for all worksites and is customizable enough to fit any needs.

Tough and reliable

The Xgard series of fixed point gas detectors is incredibly durable and reliable. The casings and materials, including weatherproof caps, are designed to protect the equipment from the harshest environments. The detectors are made from a variety of materials depending on the model: glass reinforced nylon, aluminum with polyester coating, and 316 stainless steel.

Variety of sensors

The fixed point gas detector offers a wide range of sensors for to suite almost all applications. The Xgard range of gas detectors is available in three models to meet varying worksite needs: flameproof, intrinsically safe, and safe area formats. Additionally, Xgard offers different types of fixed point gas detectors within these three models:

• Xgard Type 1- Intrinsically safe toxic and oxygen gas detectors
• Xgard Type 2- Flameproof toxic and oxygen gas detectors
• Xgard Type 3- Flameproof flammable gas detector
• Xgard Type 4- Flameproof high temperature flammable gas detector
• Xgard Type 5- Flameproof flammable gas detector with 4-20mA output
• Xgard Type 6- Flameproof thermal conductivity type gas detector
• Xsafe- Safe area flammable gas detector

Cost efficient and highly effective

With quick and easy installation and maintenance, the Xgard series is able to keep costs at a minimum. The replacement sensors, for example, are simple to replace by merely plugging them in. The replacement parts are also readily available and compatible with all Xgard models, thereby reducing the amount of required spare parts that are stored in the facility. Additionally, the sensors have two times the typical life spans of similar sensors in the industry. With a 2 year life span, worksites can expect to cut their sensor replacement costs in half. For worksites that require slightly more customization, Crowcon offers compatible accessories for the Xgard series such as sampling applications, remote gassing applications, spray deflectors, sun shields, weatherproof caps, collector cones, flow adapter, and accessories adapter.

Xgard also has flexible installation options. The unit is designed for either wall or ceiling mounts, and users will not need to purchase additional equipment for mounting. For more complex installation needs, users can purchase accessories.

Specifications

Each model is approximately the same size with dimensions of 6.1 x 6.5 x 4.3 inches and weighing approximately 1 or 2 pounds. The battery type, electrical output, and power requirements vary based on the sensor type. For a complete listing of gas sensors, types, and individual specifications, please see the product specifications listing.

Xgard Gas Detectors

Crowcon is a global leader in designing and manufacturing gas detection technology and equipment. The company has been in operation for over 40 years and is consistently building upon its products. By integrating modern technology with the demands of the modern workplace, Crowcon has developed a line of gas detection devices and monitors that lead the competition. The Xgard range of gas detectors is a product of Crowcon s successful integration and technological advancements. With a wide range of sensor types and available accessories, the Xgard series is suitable for all worksites and is customizable enough to fit any needs.

Tough and reliable

The Xgard series of fixed point gas detectors is incredibly durable and reliable. The casings and materials, including weatherproof caps, are designed to protect the equipment from the harshest environments. The detectors are made from a variety of materials depending on the model: glass reinforced nylon, aluminum with polyester coating, and 316 stainless steel.

Variety of sensors

The fixed point gas detector offers a wide range of sensors for to suite almost all applications. The Xgard range of gas detectors is available in three models to meet varying worksite needs: flameproof, intrinsically safe, and safe area formats. Additionally, Xgard offers different types of fixed point gas detectors within these three models:

• Xgard Type 1- Intrinsically safe toxic and oxygen gas detectors
• Xgard Type 2- Flameproof toxic and oxygen gas detectors
• Xgard Type 3- Flameproof flammable gas detector
• Xgard Type 4- Flameproof high temperature flammable gas detector
• Xgard Type 5- Flameproof flammable gas detector with 4-20mA output
• Xgard Type 6- Flameproof thermal conductivity type gas detector
• Xsafe- Safe area flammable gas detector

Cost efficient and highly effective

With quick and easy installation and maintenance, the Xgard series is able to keep costs at a minimum. The replacement sensors, for example, are simple to replace by merely plugging them in. The replacement parts are also readily available and compatible with all Xgard models, thereby reducing the amount of required spare parts that are stored in the facility. Additionally, the sensors have two times the typical life spans of similar sensors in the industry. With a 2 year life span, worksites can expect to cut their sensor replacement costs in half. For worksites that require slightly more customization, Crowcon offers compatible accessories for the Xgard series such as sampling applications, remote gassing applications, spray deflectors, sun shields, weatherproof caps, collector cones, flow adapter, and accessories adapter.

Xgard also has flexible installation options. The unit is designed for either wall or ceiling mounts, and users will not need to purchase additional equipment for mounting. For more complex installation needs, users can purchase accessories.

Specifications

Each model is approximately the same size with dimensions of 6.1 x 6.5 x 4.3 inches and weighing approximately 1 or 2 pounds. The battery type, electrical output, and power requirements vary based on the sensor type. For a complete listing of gas sensors, types, and individual specifications, please see the product specifications listing.

2801-08-002 CC 28 Fixed Gas Transmitter with Gas Optimized Catalytic Sensor 0-100% LEL (MK 208-1), Hexane (C6H14), Display by GfG

Superior technology

In areas where combustible gas or vapor hazards may exist, GfG s new CC 28 combustible transmitter is the perfect choice for reliable area monitoring. With its proven design, this ATEX certified transmitter offers an integrated explosion-proof buzzer and bright-alarm LEDs for reliable warning of combustible gas hazards (even in hazardous locations). This superior design provides warnings for immediate personnel, and ensures entire plant safety.

Easy handling

Smart sensor technology allows easy installation. Sensor replacement takes only a few seconds-simply plug in the sensor. User adjustments are performed at the transmitter with simple touch keys, or with the optional remote control interface (one person calibration).

RC2 remote control

Several combustible gases are lighter than air. With the transmitter mounted close to the ceiling, calibration can be difficult. The remote control for the CC 28 allows you to perform calibration or zero adjustments without the need of a ladder or lift. A flexible cable connects the remote control to the transmitter and displays the same reading as the display on the transmitter. With the remote control inspection,service and calibration can be performed easily by one person.

The sensor and the integrated temperature compensation provide highest measurement accuracy.

Low maintenance requirements and long sensor life reduce your cost of ownership. Just sign a service contract and don t worry about any problems. We will service your system at regular intervals.

Models

Model CC 28D allows you to read the gas concentration both at the transmitter and at the GMA controller.With the RC2 remote control - the CC 28 is easy to use and to operate even if it is mounted at the ceiling.

Model CC 28DA provides additional warning with bright integrated alarm LEDs and a buzzer.

Features

• Full-featured smart transmitter for combustible gas measurement
• Non-intrusive calibration adjustment
• Expected sensor life of 5 years
• Increased safety design to reduce installation cost in potentially hazardous locations
• ATEX EEx dem [1b] IIC T4
• Proprietary, high performance combustible gas sensor
• Available in three configurations: Blind (no display), Display, Display with local alarms

Advantages at a glance

• Display of gas concentration at transmitter or remote control
• ATEX II G EEx dem [ib] IIC T4
• Ex-proof visual and audible alarms
• No need of expensive EX-proof buzzer or wiring
• Easy sensor replacement with plug-in sensors
• Long life sensor
• Low service requirement
• Permanent status and function display at transmitter
• Adjustments by means of touch keys or remote control without opening the casing
• Easy handling even at hard-to-reach accessible transmitter positions.

2238002 CC 0238 Fixed Gas Transmitter, 0 - 100% LEL, 0.2 - 1 mA Output by GfG

Protection from combustible gases

Detection principle

To ensure stable measurement signals, all GfG remote sensors have integrated electronic circuits for voltage stabilization, signal transmission, and temperature compensation.

Remote sensor

Features

• Simple calibration and setup
• Poison resistant sensors
• Ex-proof housings

72-2108RK Beacon 800 Eight Channel Wall Mount Controller (No Sensor) by RKI Instruments

For industrial gas detection, the 8 Channel Wall Mount Controller Beacon 800 Model is a simplified gas detection system. The unit is easy to operate and maintain, and a wall mounting kit is included with every purchase. For easy operation, the Beacon 800 has a bright backlit display that provides simultaneous readouts of all 8 channels. The wall unit is cased in a NEMA 4X rated enclosure that is weather tight and resistant of environmental hazards.

For ease of use, the alarm system may be reset through an external reset switch, and the unit features bottom mounted wiring hubs for easy access to wiring. It is also compatible with a variety of accessories that are easily wired directly to the unit, eliminating the need for costly external relays. The Beacon 800 is also compatible with the widest variety of gas detection sensors available by RKI Instruments. With a user oriented design, the Beacon 800 8 Channel Wall Mount Controller is cost effective and versatile for almost any industrial applications.

Exclusive Features

The Beacon 800 Model 8 Channel Wall Mount Controller has several key features.

• The unit is capable of relaying up to 8 separate channels.
• Each channel has 2 programmable alarm levels.
• The wall unit has a very loud audible alarm (94 decibels) with a reset button.
• The alarms are coded with pulsing alarms indicating a gas alarm and a steady alarm indicating a fail alarm.
• The unit also has 4 visual LED light alarms for alarm indications, pilot, and malfunctions.
• It has long life sensors that typically operate for more than 2 years.
• The unit is low cost and versatile.
• The model is controlled by microprocessor technology.

Specifications

The Beacon 800 model has dimensions of 12.5 x 11 x 6.4 inches. It is enclosed in a wall mounting grey fiberglass casing with a hinged cover. It is waterproof, chemical, and weather resistant. The unit has a wiring distance of up to 8,000 feet and accepts any 4-20mA transmitter. The wall mount has a bright backlit alphanumeric display with 16 characters per line and 4 lines each. All 8 channels can be continuously displayed. The unit is powered by 85-264VAC or 24VDC. It comes standard with a one year warranty for materials and workmanship.

RKI Instruments

RKI Instruments is dedicated to innovation in gas detection technologies. For over 70 years, RKI has sold hundreds of thousands of gas detection systems all over the world. The company works diligently to develop new and reliable products for an expanding market which contributes to the company's high rate of growth. Today, RKI has over 700 valuable employees that are experts in the industry. The company takes great pride in its experienced staff of experts, engineers, and scientists. That pride is evident with their consistent release of groundbreaking products.

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

Xgard Gas Detectors

Crowcon is a global leader in designing and manufacturing gas detection technology and equipment. The company has been in operation for over 40 years and is consistently building upon its products. By integrating modern technology with the demands of the modern workplace, Crowcon has developed a line of gas detection devices and monitors that lead the competition. The Xgard range of gas detectors is a product of Crowcon s successful integration and technological advancements. With a wide range of sensor types and available accessories, the Xgard series is suitable for all worksites and is customizable enough to fit any needs.

Tough and reliable

The Xgard series of fixed point gas detectors is incredibly durable and reliable. The casings and materials, including weatherproof caps, are designed to protect the equipment from the harshest environments. The detectors are made from a variety of materials depending on the model: glass reinforced nylon, aluminum with polyester coating, and 316 stainless steel.

Variety of sensors

The fixed point gas detector offers a wide range of sensors for to suite almost all applications. The Xgard range of gas detectors is available in three models to meet varying worksite needs: flameproof, intrinsically safe, and safe area formats. Additionally, Xgard offers different types of fixed point gas detectors within these three models:

• Xgard Type 1- Intrinsically safe toxic and oxygen gas detectors
• Xgard Type 2- Flameproof toxic and oxygen gas detectors
• Xgard Type 3- Flameproof flammable gas detector
• Xgard Type 4- Flameproof high temperature flammable gas detector
• Xgard Type 5- Flameproof flammable gas detector with 4-20mA output
• Xgard Type 6- Flameproof thermal conductivity type gas detector
• Xsafe- Safe area flammable gas detector

Cost efficient and highly effective

With quick and easy installation and maintenance, the Xgard series is able to keep costs at a minimum. The replacement sensors, for example, are simple to replace by merely plugging them in. The replacement parts are also readily available and compatible with all Xgard models, thereby reducing the amount of required spare parts that are stored in the facility. Additionally, the sensors have two times the typical life spans of similar sensors in the industry. With a 2 year life span, worksites can expect to cut their sensor replacement costs in half. For worksites that require slightly more customization, Crowcon offers compatible accessories for the Xgard series such as sampling applications, remote gassing applications, spray deflectors, sun shields, weatherproof caps, collector cones, flow adapter, and accessories adapter.

Xgard also has flexible installation options. The unit is designed for either wall or ceiling mounts, and users will not need to purchase additional equipment for mounting. For more complex installation needs, users can purchase accessories.

Specifications

Each model is approximately the same size with dimensions of 6.1 x 6.5 x 4.3 inches and weighing approximately 1 or 2 pounds. The battery type, electrical output, and power requirements vary based on the sensor type. For a complete listing of gas sensors, types, and individual specifications, please see the product specifications listing.

35-3000RK-OXY Oxygen Sample Drawing Accessory in NEMA 4X Enclosure by RKI Instruments

The 35-3000RK series is a compact sample draw detector assembly with a built-in pump that accepts a 24VDC input. This unit features a NEMA 4X enclosure making it dust, water and corrosion resistant. It also features a flowmeter with adjustable flow and a low flow alarm which warns of any obstructions or restrictions in the flow system. Combustibles, oxygen, hydrogen sulfide and carbon monoxide versions are available with or without a 4-20 mA transmitter. The 35-3000RK is also available with both LEL and oxygen sensors in one unit.

The 35-3000RK is capable of single person calibrations and remote sampling at up to 5,000 ft. from a controller, and interfacing to any RKI or third party control system (utilizing a 4-20 mA feedback signal). Multigas versions of this efficient sample draw system are available with up to four sensors, LEL, O2, H2S and CO all in one enclosure. This is a very cost effective way of monitoring for several gases that may be in the same place.

Features

• NEMA 4X enclosure
• Long life pump
• Flowmeter and LED's for operational status
• Low flow indication
• Operates on 24VDC input
• Multigas versions available with up to 4 sensor in one enclosure
• Available in LEL, O2, H2S, CO, H2, HC (ppm)
• LEL and O2 available with or without transmittter
• LEL and O2 available together in one standard compact enclosure

Industry Applications

• Petrochemical plants
• Refineries
• Water & wastewater treatment plants
• Pulp & paper mills
• Gas, telephone, & electric utilities
• Parking garages
• Manufacturing facilities
• Steel
• Automotive
• HVAC

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

65-2636RK M2, Oxygen (O2) 0 - 25% Sensor (Capillary Type)/Transmitter with J-Box (Non Explosion Proof) 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