Carbon Dioxide (CO2) Data Loggers and Recorders

• Monitor Carbon Dioxide and Temperature Readings
• Provides a 0 to 4 Volt Output
• 0 to 10,000 ppm Carbon Dioxide Measurement on Display
• 0-4,000 ppm Carbon Dioxide Measurement Output
• Large LCD Display with Push Button Interface

• Internal Sensor for Recording Carbon Dioxide
• 0 to 5000ppm Meaasurement Range
• Store up to 1,000 Recorded Readings Before Wireless Data Transmission
• Constructed of Rugged Polycarbonate Plastic Enclosure
• Recorded Readings Can Be Stored Locally or Uploaded to the HaloCloud Service

Requires a Gateway Hub

• Measures and Records Carbon Dioxide (CO₂), Temperature and Humidity
• Data is Downloaded to a Computer with USB Cable or Wirelessly with Bluetooth
• Available in 2 Color Options (Black, White), Stores up to 1 Million Measurements
• Includes Air Quality Report Software for Data Processing and Generating Reports
• User Programmable High and Low Alarm Settings for CO₂ With Visual and Audible Alarms

Includes Hard Carrying Case, USB to Wall Plug Adapter, 6ft USB Cable, (2) AA Batteries, Air Quality Report Software (AQR), Quick Start Guide and User Manual

• Measures and Records Carbon Dioxide (CO₂), Temperature and Humidity
• Data is Downloaded to a Computer with USB Cable or Wirelessly with Bluetooth
• Stores up to 1 Million Measurements
• Includes Air Quality Report Software for Data Processing and Generating Reports
• User Programmable High and Low Alarm Settings for CO₂ With Visual and Audible Alarms

Includes Hard Carrying Case, USB to Wall Plug Adapter, 6ft USB Cable, (2) AA Batteries, Air Quality Report Software (AQR), Quick Start Guide and User Manual

• Measures Carbon Dioxide (CO₂), Carbon Monoxide (CO), Humidity, Air Temperature, Wet Bulb & Dew Point
• LCD Display Shows Current Levels, Facial Icon Indicating Quality Levels and Date/Time
• Audible High/Low Alarms, Automatic Baseline Calibration Function
• Calculates Statistical Weighted Averages, Dew Point and Web Bulb Values
• Built-in Maintenance Free NDIR (Non-Dispersive Infrared) CO₂ Sensor

Includes (4) AA Batteries, USB Cable, PC Software and Hard Carrying-Case

• Simultaneously Measure and Record Carbon Dioxide, Humidity and Temperature Readings
• Measurement Range of 0 to 9,999ppm (CO₂); 10% to 95% RH (Humidity) and 0°C to 55°C (Temp)
• Stores 8,000 Data Samples Between Wireless Transmissions to Base Collector or Repeater
• 150 Meters Line of Sight Transmission Range Between Devices (Logger to Base Collector or Repeaters)
• Automatic Transmission of Data (Current or Logged) at Set Interval to Base Collector or Repeater

Includes Logger, (4) AA Alkaline Battery, External Temp/RH Sensor, AC Adapter, USB Cable and User Manual

A Complete System Requires a Base Collector (RTR-500DC, RTR-500GSM, RTR-500NW or RTR-500AW) and a RTR-500 Series Wireless Data Logger

• Integrated Sensors for Carbon Dioxide, Humidity and Temperature Measurements in an Indoor Environment
• Wireless Transmission of Recorded Readings to Android devices, iPhone, iPad Using Bluetooth Smart LE Communications
• 0 to 5000ppm, -20°C to 70°C and 1% to 70% RH Measurement Ranges with a ±50ppm, ±0.21°C and 2% RH Accuracy
• (4) User-Replaceable AA Alkaline Batteries with 6 Month Life (5 Minute Sampling Rate)
• Stores up to 84,650 Measured Readings with Date/Time Stamp if Bluetooth Communications Not Available

Includes Command Strip, Double-Sided Tape, Hook & Loop Strap and (4) AA Alkaline Batteries. HOBOmobile App Available on the Apple Store and Google Play

• Measures and Records Carbon Dioxide (CO₂), Ambient Air Temperature and Humidity
• LCD Display Shows Current Levels, Date/Time and CO₂ Min/Max Values
• Stores up to 15,999 Total Readings (5,333 Temperature, Humidity and Carbon Dioxide Readings)
• Automatic Baseline Calibration (min CO₂ Level over 7.5 Days) of Manual Calibration in Fresh Air
• User Programmable High and Low Alarm Settings for CO₂ With Visual and Audible Alert When Met

Includes Universal AC Adapter, USB Cable and PC Software

• Carbon Dioxide, Temperature and Humidity Measured and Recorded onto SD Card
• 0 to 4,000 ppm (CO₂), 0°C to 50°C (Temperature) and 10 to 90% (Humidity) Measurement Range
• Stores up to 2 Million Readings Directly onto 2GB SD Card (No Software to Install)
• Sampling Rate of 5 Seconds to 10 Minutes
• LCD Display Shows Current Carbon Dioxide (CO₂), Temperature and Humidity Readings

Note: The AAA Batteries is NOT Designed to Operate the Data Logger, It is Designed to Support the Memory (Data Storage) in the Event of a Power Failure.

Includes 2GB SD Card, Mounting Bracket, (6) AAA Batteries and Universal AC Adapter