Designed for Durability and Performance
The 04 Series Single Gas Monitor is engineered for long-lasting performance, making it an ideal choice for professionals working in hazardous environments. This compact device features easily replaceable sensors and filters, ensuring years of reliable operation. Depending on the model, the 04 Series can run continuously for up to 9,000 hours using just two AAA-size alkaline batteries—a testament to its efficiency and dependability.
Advanced Safety Features
Safety is paramount when working in environments with toxic gases. The 04 Series offers three adjustable preset alarms, allowing users to customize alert thresholds based on their specific needs. To ensure that no alarm goes unnoticed, the device comes equipped with visual, audible, and vibration alarms for added security.
Cost-Effective and Easy Maintenance
One of the biggest advantages of the 04 Series is its cost-effective and field-replaceable sensors and filters. These replacement sensors are not only affordable but also compatible with other RKI instruments such as the GX-3R, GX-3R Pro, and GasWatch 3, offering convenience and versatility in the field.
Built to Withstand Harsh Environments
The 04 Series is designed to endure the toughest conditions. With an IP-67 ingress protection rating, it is impact, dust, and water-resistant, making it suitable for use in hazardous environments. Additionally, it is intrinsically safe and meets ATEX/IECEx standards, as well as U.S. and Canadian standards for Class I, Division 1, Groups A, B, C, and D atmospheres.
Compact and Versatile Design
Designed for convenience, the 04 Series can be worn on the wrist or attached using a belt clip, making it a highly portable and user-friendly device.
Key Features
- Operates continuously for over one year (H2S & CO models)
- Detects toxic gases, including NH3, Cl2, HCN, NO2, PH3, and SO2
- CO sensor with H2 elimination
- CO & O2 dual sensor available
- Field serviceable for easy maintenance
- Compact size: 2.1” (W) x 2.6” (H) x 0.9” (D), weighing only 2.8 ounces
- Impact, dust, and water-resistant (IP-67)
- Replaceable rubber boot for added protection
- 360° rotating alligator clip for flexible attachment
- Audible, visual, and vibration alarms for maximum safety
- Automatic backlight for better visibility
- Intrinsically safe with ATEX and C/US approvals
Benefits of the 04 Series
The 04 Series Single Gas Monitor stands out due to its low-cost, field-replaceable sensors and filters, making maintenance simple and affordable. With a sensor lifespan exceeding three years and a three-year warranty, this device ensures long-term reliability and protection in hazardous work environments.
Additionally, its robust design with IP-67 ingress protection ensures that it can withstand the toughest conditions, including impact, dust, and water exposure. The intrinsically safe certification provides users with confidence when operating in hazardous locations.
Standard Accessories
Each 04 Series monitor comes with essential accessories to ensure optimal functionality:
- Protective rubber boot
- Datalogging software
- 360° rotating alligator clip
- AAA alkaline batteries
Ideal Applications
The 04 Series Single Gas Monitor is an essential tool for professionals in various industries, including:
- Hazardous material handling
- Mining operations
- Petrochemical and refinery industries
- Water and wastewater treatment
- Pharmaceutical manufacturing
- Utility services
- Chemical plants
- Fire services
- Steel mills
Advanced Datalogging Capabilities
For compliance and safety tracking, the 04 Series features datalogging capabilities, allowing users to store records of alarm events, trends, gas readings, calibration data, bump test history, and instrument settings. The instrument can log data at:
- 10-second intervals (up to 10 hours of data)
- 5-minute intervals (up to 300 hours of data)
- 10-minute intervals (up to 600 hours of data)
Conclusion
The 04 Series Single Gas Monitor is an outstanding choice for industries requiring a rugged, long-lasting, and easy-to-maintain gas detection device. With its customizable alarms, long battery life, field-replaceable sensors, and ATEX/IECEx certifications, it provides maximum protection for workers in hazardous environments. Whether used in industrial applications, emergency response, or chemical processing, the 04 Series ensures worker safety with minimal maintenance and maximum reliability.
You can find this product here: https://www.gas-sensing.com/04-series-single-gas-monitors.html




