CO2 and humidity meter Lutron GCH-2018

CO2 and humidity meter Lutron GCH-2018

The LUTRON GCH-2018 is a sophisticated CO2 meter with advanced capabilities for monitoring carbon dioxide, humidity, temperature, and dew point. Utilizing the NDIR (Non-Dispersive Infrared) technology, it delivers accurate and long-term CO2 measurements, making it ideal for indoor air quality control, industrial environments, greenhouses, and research applications.

Key Features

• CO2 Detection with NDIR Technology: Ensures long-term accuracy and stability with low power consumption.
• Dual Probe System: One probe for CO2/Temperature measurements, and a separate probe for Humidity/Temperature/Dew Point measurements, providing flexibility in environmental assessments.
• High Accuracy & Repeatability: Offers precise readings with excellent repeatability.
• Large LCD Display: 52 x 38 mm dual function LCD for easy readability in varying conditions.
• Data Hold and Max/Min Recording: Freeze displayed values for detailed analysis and recall maximum and minimum readings.
• RS232 Computer Interface: Connects easily to PCs for data logging and analysis.
• Microprocessor Circuit: Enhances accuracy and provides additional features like automatic temperature and CO2 altitude compensation.
• Compact and Portable: Housed in a robust and compact design with a carrying case for easy portability.
• Auto Power Off: Saves battery life with an optional auto shut-off feature.
• Flexible Power Supply: Operates with six AAA batteries or a DC 9V adapter.

CO2 and humidity meter Lutron GCH-2018 Specifications

• Measurement Functions: CO2, Humidity, Temperature, Dew Point.
• Probes: Two probes – one for CO2/Temperature and one for Humidity/Temperature/Dew Point.
• Power Consumption: Approx. DC 9.6 mA (90% period) and DC 128 mA (10% period) for CO2 measurement; DC 5.6 mA for Humidity measurement.
• Dimensions:
  • Main Instrument: 173 x 68 x 42 mm (7.9 x 2.7 x 1.2 inches)
  • CO2 Probe: 185 x 38 x 26 mm
  • Humidity Probe: 200 x 23 x 19 mm
• Weight:
  • Main Instrument: 312 g
  • CO2 Probe: 158 g
  • Humidity Probe: 82 g

Electrical Specifications

• CO2 Measurement:
  • Range: 0 to 4,000 ppm
  • Resolution: 1 ppm
  • Accuracy: ± 40 ppm for ≤1,000 ppm, ± 5% of reading for >1,000 ppm up to 3,000 ppm, ± 250 ppm for readings >3,000 ppm (reference only).
  • Response Time: < 2 minutes to reach 63% of reading, depending on air circulation.
  • Repeatability: ± 20 ppm.
• Temperature Measurement:
  • Range: 0 to 50°C (32 to 122°F)
  • Resolution: 0.1°C/°F
  • Accuracy: ± 0.8°C or ± 1.5°F.
• Humidity Measurement:
  • Range: 10% to 95% RH
  • Resolution: 0.1% RH
  • Accuracy: ± (3% of reading + 1% RH) for readings ≥70% RH; ± 3% RH for readings <70% RH.
• Dew Point Measurement:
  • Range: -25.3°C to 48.9°C (-13.5°F to 120.1°F)
  • Resolution: 0.1°C/°F
  • Note: Dew Point accuracy is based on the combined accuracy of the humidity and temperature measurements.

Operating Conditions

• Temperature: 0 to 50°C (32 to 122°F)
• Humidity: Main Instrument and CO2 Probe: ≤85% RH; Humidity Probe: 0 to 95% RH.

Accessories Included

• Instruction Manual
• CO2 Probe
• Humidity Probe
• Hard Carrying Case

Optional Accessories: RS232 cable (UPCB-02), USB cable (USB-01), Data Acquisition Software (SW-U801-WIN).

The LUTRON GCH-2018 is a versatile and dependable device, ideal for professionals seeking accurate and reliable environmental monitoring. Its robust design and user-friendly features make it a top choice for diverse applications.