Net Safety Millennium II Single (M21) Channel Transmitter

Reliable Fixed Gas Detection with Universal Sensor Support

The Millennium II (M21) Single Channel Transmitter has been engineered from the ground up to deliver the innovative features that industrial operators demand—providing stable, accurate, day-to-day performance even in the harshest conditions. With its rugged design, universal compatibility, and intuitive OLED display, the M21 sets a new benchmark in single-point gas detection.

Key Features:

• Single Channel, Universal Design: Supports a wide variety of toxic and combustible gas sensors, ideal for single-point detection applications.
• Sensor Compatibility: Fully compatible with Net Safety SC3 and ST3 series sensors, including electrochemical, catalytic bead, and infrared technologies.
• Smart Sensor Recognition: Sensors arrive pre-calibrated and are automatically recognized by the transmitter, which uploads the correct gas curve and configuration profile.
• Advanced Display: The only full-character graphic OLED display available in this class—clear and readable in any lighting.
• Long-Range Sensor Separation: Supports remote sensor installation up to 2,000+ ft (600 m) away, providing maximum flexibility in hazardous locations.
• Digital Communications: Ensures fast and stable communication between sensor and transmitter for reliable, real-time detection.
• Easy-To-Use Interface: Menu available in English, French, Portuguese, and Spanish, with a simple setup and calibration process that doesn’t require a manual.
• Flexible Protocols: Seamlessly integrates with both legacy and modern systems using analog, relay, Modbus® RS485 RTU, and HART® protocols.
• Low Power Consumption: Operates efficiently, reducing system load and maximizing compatibility in remote or power-limited installations.
• Field-Proven Reliability: Uses robust sensor technology designed to withstand contamination, misalignment, and extreme environments—ideal for industrial safety.

Available: BC, AB, SK, MB

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