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Greystone Carbon Monoxide Detector
Product Brochure
| Detector type | Wall mount |
| Measuring range | 0-500 ppm |
| Power source | 24 V DC / 24 V AC |
| Display type | No display |
| Output signal | 4-20 mA |
| Sensor type | Electrochemical |
| Ingress rating | IP65 |
| Make | Greystone |
The Greystone CMD5B1 wall carbon monoxide detector is a high-performance gas detection device designed to accurately monitor carbon monoxide (CO) levels in commercial, industrial, and enclosed environments. It uses an advanced electrochemical sensor to provide precise and reliable measurement of CO concentration. The detector offers factory-calibrated output signals such as 4–20 mA, 0–10 VDC, or Modbus communication, allowing easy integration with building management systems (BMS), ventilation control systems, and safety monitoring equipment. Its stable performance and accurate sensing make it an ideal solution for continuous carbon monoxide monitoring.
The Greystone CMD5B1 wall carbon monoxide detector is designed for wall or surface mounting and is typically installed 1–1.5 meters from the floor for optimal detection accuracy. It provides a measurement range of up to 300 ppm for analog output and up to 500 ppm for Modbus communication with an accuracy of ±5 ppm or ±5% of reading. The detector offers a fast response time of less than 35 seconds and a long sensor life of up to 7 years. It operates efficiently in temperatures from -20°C to 50°C and supports a 24V AC/DC power supply, ensuring reliable operation in demanding environments.
The Greystone CMD5B1 wall carbon monoxide detector features a robust IP65 (NEMA 4X) rated polycarbonate or ABS enclosure that protects the device from dust and moisture. It also offers optional relay alarm outputs with configurable trip points for enhanced safety control.Its easy installation, reliable performance, and long-term durability make it a trusted solution for professional CO detection systems.
APPLICATIONS:
- underground parking garages
- commercial buildings
- basements
- mechanical rooms
- warehouses
- tunnels
- generator rooms
- HVAC ventilation control systems
- and industrial facilities
This product is regularly exported to USA, Canada, Poland, UAE, Oman, Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, etc.
Halogen Leak Detector TIF XP-1A (SF6 Compatible)
Minimum Order Quantity: 1 Piece
Product Brochure
| Detection Range | 0-1000 ppm |
| Measuring Parameters | halogenated gases |
| Indication | 18 (tri-color) |
| Response Time | Instantaneous |
| Probe Length | 35.5cm |
A portable and high-accuracy leak detector designed for all halogenated refrigerants, including SF6. It features microprocessor-controlled circuitry with digital signal processing for reliable and stable performance. The sensor tip scans up to 2000 times/second, allowing fast detection of even very small leaks. The device also continuously monitors sensor condition and battery status in real time, ensuring consistent and dependable operation during field use.This instrument is regularly exported to countries across the world including Dubai, UAE, France, United Kingdom, Germany, USA, Kenya, Bangladesh, Qatar, Canada, Turkey, etc.
Application: Fire suppression systems, Dry cleaning equipment, Electronic Labs, Industries, Automations, Leak detection in storage and recovery containers, Electronic Shops etc.
Additional Information:
- Delivery Time: Ready Stock
Duct Volatile Organic Compound(VOC) Transmitter
Product Brochure
| Meter type | Duct mount |
| VOC range | 0-500 ppm |
| Sensor tech | MOS |
| Display type | LED |
| Data logging | No |
| Power supply | 24 V DC |
| Response time | T90 <30 s |
| Meas unit | ppm |
| Temperature Range | 0 to 50 deg.C |
| Communication (Optional) | RS485 Modbus Communication |
The Duct VOC Detector Transmitter (Model: AI-VOC-DT) from Ace Instruments is a high-performance instrument designed to measure Volatile Organic Compounds (VOC) and Temperature in HVAC ducts for effective Indoor Air Quality (IAQ) monitoring. The device uses a Metal Oxide (MOX) based VOC sensor that is sensitive to a wide range of VOC gases typically present in indoor environments.
The Duct VOC Detector Transmitter( Model: AI-VOC-DT) accurately measures VOC concentration levels and transmits the signal through dual 4–20 mA analog outputs, one each for VOC concentration and temperature. The VOC measurement range is 0 to 500 PPM, using ethanol in clean air as a proxy gas for typical indoor air events.
Designed for HVAC and ventilation applications, the Duct VOC Detector Transmitter (Model: AI-VOC-DT) is equipped with a 200 mm metal probe with adjustable duct clamp, making it easy to install in air ducts. Optional RS-485 Modbus communication allows seamless integration with Building Management Systems (BMS) and Energy Management Systems (EMS) for centralized monitoring and control.
Its IP54 rated ABS enclosure ensures durability and reliable operation in industrial and commercial environments such as commercial buildings, hospitals, laboratories, and cleanroom facilities.
Key Features-
Accurate VOC detection using MOX (Metal Oxide) sensor technology
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Measures VOC concentration and temperature simultaneously
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VOC measuring range: 0 – 500 PPM
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Dual analog outputs (2 × 4–20 mA) for VOC and temperature
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Optional RS-485 Modbus communication for BMS / EMS integration
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200 mm metal duct probe with adjustable mounting clamp
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Robust algorithm sensitive to most indoor VOC gases
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IP54 rated ABS enclosure for reliable industrial use
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CE marked product
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Long sensor life (>3 years) under normal operating conditions
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Model: AI-VOC-DT
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Measuring Principle: Metal Oxide (MOX) VOC Sensor
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VOC Range: 0 – 500 PPM
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Temperature Range: 0 – 50°C
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Resolution: 1 PPM
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Outputs: 2 × 4–20 mA (VOC & Temperature)
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Power Supply: 24 VDC, 350 mA
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Mounting: Duct mounting probe (200 mm) with adjustable clamp
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Enclosure: ABS Plastic Body, IP54 Rated
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Sensor Life: >3 Years (Typical operating conditions)
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Communication: RS-485 Modbus (Optional)
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HVAC Duct Monitoring
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Indoor Air Quality Monitoring
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Demand Control Ventilation Systems
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Commercial Buildings
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Hospitals & Healthcare Facilities
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Laboratories & Cleanrooms
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Industrial Air Handling Units (AHU)
Duct Mounted Carbon Dioxide Transmitter
Product Brochure
| Model | AI-CO2-D |
| Brand | Ace Instruments |
| Detector Type | Fixed Single Gas |
| Warranty | 12 Months Manufacturer Warranty |
| Pump | No |
| Name of Gases Detected | Carbon Dioxide |
| Certification | CE |
| Material | Duct Mounting Type ABS Plastic Enclosure with Duct mounting bracket |
| Accuracy | 50 PPM +/-5% reading |
| Measuring Range | 0 to 2000 PPM Standard |
| Power Source | 24 VDC power supply |
Ace Instruments Duct CO2 Transmitter has a duct mounting connection arrangement & measures from 0 to 2000 PPM as a standard range.
Reach Ace Instruments for high precision duct CO2 transmitters with ranges from 0 to 2000/5000 PPM upto 10,000 PPM
This product is regularly exported to USA, Poland, UAE, Oman, Dubai,Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, Canada, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, Indonesia, Thailand, Phillipines, Malaysia, Vietnam, etc.
Frequently Asked Questions(FAQs) about Duct Mounted Carbon Dioxide Transmitter(AI-CO2-D):
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Is the Duct Mounted Carbon Dioxide Transmitter(AI-CO2-D) CE Certified?
Yes, the Duct Mounted Carbon Dioxide Transmitter(AI-CO2-D) is CE certified & ensures that Carbon Dioxide(CO2) monitoring is made possible according to global quality standards. -
What parameters does Duct Mounted Carbon Dioxide Transmitter (AI-CO2-D) measure?
The Ace Instruments Duct Mounted Carbon Dioxide Transmitter (AI-CO2-D) is engineered to reliably measure Carbon Dioxide(CO2) . -
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What communication protocols are available?
Duct mounted Carbon Dioxide Transmitter(AI-CO2-D) supports versatile connectivity options. They include:
Modbus: Seamless integration with industrial controllers and automation systems.
Ethernet: Wireless connectivity for remote monitoring and IoT applications.
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What support and warranty options are available?
Duct mounted Carbon Dioxide Transmitter(AI-CO2-D) is backed by a 12 months manufacturer warranty and dedicated technical support. Our support team is available to assist with installation, troubleshooting, and customization.
Greystone CMD5B4000 Carbon Monoxide Monitor
Product Brochure
| Model Type | Audible Alarms |
| Measuring Range | 0-100, 150, 300, 400, or 500 PPM |
| Weight | 300g |
| Display Type | LCD |
| Product Type | Carbon Monioxide Monitor |
| Dimensions | 145 x 101 x 64mm (5.7"w x 4"h x 2.5"d) |
| Brand | Greystone |
Applications: Industrial and laboratory, HVAC, and Duct Units
Greystone CMD5B4000 Carbon Monoxide Monitor uses an electrochemical sensor to monitor the carbon monoxide level and outputs a field-selectable 4-20mA or voltage signal. This Carbon Monoxide Indicator front panel LCD is standard to ensure easy setup and operation. It is available in either space or duct mount configurations. This CO Monitor has other standard features including a back light for the LCD, a front panel test switch, status indication and an alarm buzzer.
Features of Carbon Monoxide Monitor:
- LCD Display: Displays PPM and menu parameters
- Long-life electrochemical sensor
- Space ABS
- No Relay
Greystone Room Carbon Dioxide Detector
Product Brochure
| Detector type | Room mount |
| Measuring range | 0-20000 ppm |
| Output signal | 4-20 mA |
| Display type | LCD |
| Power supply | 20 - 28 V DC/AC |
| Meas parameter | CO2 only |
| Sensor type | NDIR |
| Response time | T90 <120 s |
Greystone CDD4B1 Series Room Carbon Dioxide Detector is a high-performance indoor air quality monitoring device designed with an advanced dual-wavelength NDIR sensing technology for accurate CO₂ detection. The detector provides reliable measurement with multiple analog output options including 4–20 mA, 0–5 Vdc, and 0–10 Vdc for seamless integration with building management systems. It is widely used in HVAC systems, offices, classrooms, and commercial buildings to maintain proper ventilation.
Greystone CDD4B1 Series Room Carbon Dioxide Detector offers a wide measurement range up to 20,000 ppm and ensures long-term stability with precise sensing capability. The compact wall-mount design allows easy installation in indoor environments while maintaining accurate monitoring of carbon dioxide levels. This detector is ideal for applications such as demand controlled ventilation, building automation systems, and indoor air quality management.
Greystone CDD4B1 Series Room Carbon Dioxide Detector supports optional features such as temperature sensing, relay outputs, and manual override for enhanced functionality. The device helps improve energy efficiency by optimizing ventilation control in modern buildings. It is commonly used in hospitals, laboratories, shopping malls, conference rooms, and smart building infrastructure.
APPLICATIONS:- HVAC Ventilation Monitoring
- Indoor Air Quality (IAQ) Monitoring
- Commercial Office Buildings
- Schools and Educational Institutions
- Hospitals and Healthcare Facilities
- Laboratories and Research Facilities
- Smart Building Automation
- Shopping Malls and Retail Stores
- Conference Rooms and Auditoriums
- Demand Controlled Ventilation Systems
This product is regularly exported to USA, Canada, Poland, UAE, Oman, Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, etc.
GD250W4NB Honeywell Co Gas Detector
Product Brochure
| Series | GD250W4NB |
| Measuring range | 0 to 250 ppm |
| Detector Type | Single gas |
| Gases Monitored | CO |
| Output Signal | 4–20 mA |
| Make | Honeywell |
| Sensor Type | Semiconductor |
| Sensing Range | 0~250ppm |
| Power Supply | 24V DC/ AC |
Honeywell GD250W4NB CO Gas Detector is a reliable indoor air quality sensor designed to detect carbon monoxide (CO) gas in the surrounding environment. The GD250W4NB CO Gas Detector offers a sensing range of 0–250 ppm and provides accurate monitoring even at low concentrations. This detector is widely used in parking lots, tunnels, and underground areas where carbon monoxide monitoring is essential for safety.
Honeywell GD250W4NB CO Gas Detector features a high-sensitivity semiconductor sensor that provides excellent selectivity for carbon monoxide while maintaining low sensitivity to alcohol vapors. The GD250W4NB CO Gas Detector delivers linear output signals of 2–10 VDC or 4–20 mA, making it compatible with various monitoring and control systems. Its compact design ensures easy installation and reliable operation in indoor environments.
Honeywell GD250W4NB CO Gas Detector is designed for continuous monitoring with a response time within 5 minutes and a recommended coverage area of 465 m². The GD250W4NB CO Gas Detector operates with a 24V AC/DC power supply and supports 3 or 4 wire wiring configurations for flexible integration. With an IP30 protection rating and operating temperature range of 0–50°C, it is suitable for industrial, commercial, and facility management applications.
APPLICATIONS:
- Parking garages and parking lots
- Road tunnels and underground passages
- Basements and underground buildings
- HVAC and indoor air quality monitoring systems
- Commercial buildings and industrial facilities
- Warehouses and enclosed spaces where CO gas monitoring is required
This product is regularly exported to USA, Canada, Poland, UAE, Oman, Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, etc.
Greystone Room Carbon Dioxide Detector CD2RMC series
Product Brochure
| Detector type | Wall mount |
| Measuring range | 0-2000 ppm |
| Output signal | 4-20 mA |
| Display type | Optional LCD Display |
| Power supply | 24 VAC / 24 VDC |
| Meas parameter | CO2 only |
| Sensor type | NDIR |
Greystone CD2RMC Room Carbon Dioxide Detector is a high-precision indoor air quality monitoring device designed to measure carbon dioxide (CO₂) levels in rooms and enclosed spaces. It uses advanced dual channel NDIR (Non-Dispersive Infrared) sensor technology to deliver reliable and stable CO₂ measurements for long-term operation. Greystone CD2RMC Room Carbon Dioxide Detector is widely used in HVAC and building automation systems to control ventilation and maintain healthy indoor air quality in places such as classrooms, hospitals, offices, and commercial buildings.
Greystone CD2RMC Room Carbon Dioxide Detector offers flexible installation and configuration with field-selectable output signals including 4-20 mA, 0-5 VDC, and 0-10 VDC, making it compatible with most Building Automation Systems (BAS). The device provides accurate CO₂ monitoring with a measurement range of 0–2000 ppm (adjustable up to 10,000 ppm) and features an optional backlit LCD display for easy reading of CO₂ levels. Its advanced signal processing and self-calibration capability ensure long-term accuracy and reduced maintenance requirements.
Greystone CD2RMC Room Carbon Dioxide Detector comes in a compact wall-mount ABS enclosure designed for easy installation on a single gang electrical box or directly on the wall. With a fast response time, long sensor life of over 15 years, and reliable performance, this detector is ideal for indoor air quality monitoring in smart buildings, conference rooms, educational institutions, healthcare facilities, and office environments. It is a dependable solution for maintaining energy-efficient ventilation and comfortable indoor environments.
APPLICATIONS :
- HVAC ventilation control
- Indoor air quality monitoring
- Schools and classrooms
- Hospitals and healthcare facilities
- Offices and commercial buildings
- Conference rooms
- Laboratories
- Smart building automation systems
This product is regularly exported to USA, Canada, Poland, UAE, Oman, Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, etc.
Greystone Room Carbon Dioxide Transmitter CERMC Series
Product Brochure
| Detector type | Wall mount |
| Measuring range | 0-2000 ppm |
| Output signal | 4-20 mA |
| Display type | No display |
| Power supply | 24 V DC/AC |
| Meas parameter | CO2 only |
| Sensor type | NDIR |
Greystone CERMC Room Carbon Dioxide Transmitter is a highly reliable indoor air quality monitoring solution designed using advanced Non-Dispersive Infrared (NDIR) sensing technology. The Greystone CERMC Room Carbon Dioxide Transmitter ensures precise and stable CO₂ measurement with excellent long-term performance, making it ideal for modern building environments. With its compact and low-profile design, the Greystone CERMC Room Carbon Dioxide Transmitter seamlessly fits into commercial and residential interiors while maintaining superior functionality.
Greystone CERMC Room Carbon Dioxide Transmitter offers flexible output options including 4-20 mA, 0-5 Vdc, and 0-10 Vdc, allowing easy integration with Building Management Systems (BMS). The Greystone CERMC Room Carbon Dioxide Transmitter supports a measurement range of 0–2000 ppm with high accuracy of ±(30 ppm + 3% of reading), ensuring dependable air quality control. Additionally, the Greystone CERMC Room Carbon Dioxide Transmitter comes with an optional temperature sensor and self-calibration feature, enhancing performance and reducing maintenance requirements.
Greystone CERMC Room Carbon Dioxide Transmitter is widely used in offices, classrooms, hospitals, and HVAC systems to maintain optimal indoor air quality and energy efficiency. The Greystone CERMC Room Carbon Dioxide Transmitter is easy to install on walls or electrical boxes and operates efficiently under various environmental conditions. With a long sensor lifespan of over 15 years and robust ABS enclosure, the Greystone CERMC Room Carbon Dioxide Transmitter delivers durability, reliability, and consistent monitoring performance for critical applications.
- Commercial buildings
- HVAC systems
- Offices and corporate spaces
- Classrooms and educational institutions
- Hospitals and healthcare facilities
- Conference rooms and auditoriums
- Shopping malls and retail stores
- Residential buildings
This product is regularly exported to USA, Canada, Poland, UAE, Oman, Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, etc.
Greystone Duct Carbon Dioxide Transmitter CEDT
Product Brochure
| Detector type | Duct mount |
| Measuring range | 0-2000 ppm |
| Output signal | 4-20 mA |
| Display type | No display |
| Power supply | 24 V DC/ 24 V AC |
| Meas parameter | CO2 only |
| Sensor type | NDIR |
| Ingress rating | IP65 |
Duct Carbon Dioxide Transmitter CEDT is a highly reliable air quality monitoring device designed to measure carbon dioxide levels in HVAC duct systems. The transmitter uses advanced dual-channel Non-Dispersive Infrared (NDIR) sensing technology to provide accurate and stable CO₂ measurements up to 0–2000 ppm. Duct Carbon Dioxide Transmitter CEDT ensures efficient ventilation control and energy management in commercial buildings, offices, hospitals, and educational institutions.
Duct Carbon Dioxide Transmitter CEDT features a durable polycarbonate enclosure with a hinged and gasketed cover for secure electrical connections and long-term operation. The device supports field-selectable output signals such as 4-20 mA, 0-5 VDC, and 0-10 VDC, allowing easy integration with Building Automation Systems (BAS). Duct Carbon Dioxide Transmitter CEDT is widely used in HVAC monitoring, demand-controlled ventilation, and indoor air quality management applications.
Duct Carbon Dioxide Transmitter CEDT is designed for easy installation on return air ducts, with a sampling tube inserted directly into the airflow for accurate readings. The transmitter offers fast response time, low power consumption, and a long sensor life exceeding 15 years. Duct Carbon Dioxide Transmitter CEDT is ideal for use in air handling units, ventilation ducts, commercial buildings, and industrial facilities where continuous CO₂ monitoring is essential for maintaining healthy indoor environments.
APPLICATIONS:- HVAC Systems
- Demand Controlled Ventilation (DCV)
- Commercial Buildings
- Educational Institutions
- Hospitals and Healthcare Facilities
- Industrial Facilities
- Air Handling Units (AHU)
- Building Automation Systems (BAS)
This product is regularly exported to USA, Canada, Poland, UAE, Oman, Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, etc.