Vaisala GMP251 Industrial CO2 Gas Sensor Probe

Description:

The Vaisala GMP251 Carbon Dioxide Sensor Probe is used in industrial gas monitoring and environmental measurement systems for accurate carbon dioxide concentration measurement. Commonly installed in greenhouses, incubation chambers, HVAC systems, research laboratories, and process control applications requiring reliable CO₂ monitoring. Maintenance teams and system integrators use this probe for sensor replacement, environmental monitoring upgrades, system retrofits, and process optimization projects.

Applications:

The Vaisala GMP251 Carbon Dioxide Sensor Probe is designed for industrial and commercial applications requiring accurate carbon dioxide measurement. It is commonly used in greenhouse climate control systems, indoor air quality monitoring networks, incubation chambers, research laboratories, food storage facilities, and building automation systems where continuous CO₂ monitoring and environmental control are required.

Technical Specifications:

• Manufacturer: Vaisala
• Part Number: GMP251
• Product Type: Carbon Dioxide Sensor Probe
• Measurement Parameter: Carbon Dioxide (CO₂) Concentration
• Measurement Range: 0 to 10% CO₂
• Sensor Technology: CARBOCAP Technology
• Output Type: Analog and Digital Outputs
• Communication Interface: Modbus RTU over RS-485
• Supply Voltage: 15 to 30 VDC
• Probe Type: Fixed Industrial Measurement Probe
• Measurement Principle: Infrared CO₂ Measurement
• Installation Type: Process or Environmental Mounting
• Function: Continuous Carbon Dioxide Monitoring
• Industrial Application: Environmental Monitoring and Process Control
• Compatibility: Vaisala Indigo Series Transmitters
• Operating Environment: Industrial, Agricultural, and Laboratory Applications
• Construction: Industrial-Grade Probe Assembly

Common Replacements:

• Vaisala GMP252
• Vaisala GMP221
• Vaisala GMW90 Series CO₂ Transmitter