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Wireless Carbon Dioxide, Humidity and Temperature Data Logger

Wireless Carbon Dioxide, Humidity and Temperature Data Logger



TandD Wireless Data Logger Measuring Carbon Dioxide (CO2) Concentrations



  • 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




Measurement Channels (1) Carbon Dioxide
(1) Temperature
(1) Humidity
Carbon Dioxide Sensor Type: NDIR 
Measurement Range: 0 to 9,999 ppm 
Accuracy: ±(50 ppm + 5% of Reading) @ < 5,000 ppm
Resolution: 1 ppm (min)
Response Time: Approx. 1 Minute @ 90%
Temperature Sensor Type: Thermistor (#THA-3001)
Measurement Range: 0°C to 55°C
Accuracy: ±0.5°C @ 0C to 55C 
Resolution: 0.1C
Response Time: Approx. 7 Minutes @ 90%
Humidity Sensor Type: Polymer Resistance (#THA-3001)
Measurement Range: 10 to 95% RH 
Accuracy: ±5%RH @ 25C, 50% RH
Resolution : 1.0% RH
Response Time: Approx. 7 Minutes @ 90%
Data Storage Capacity 8,000 Samples of Co2, Temperature and Humidity Readings
Sampling Interval 1,2,5,10,15,20,30 Seconds / 1,2,5,10,15,20,30,60 minutes
(Total of 15 Choices)
Recording Mode Endless: Overwrite Oldest Data when Capacity is Full
One-time: Stop Recording when Capacity is Full
LCD Display Items Current Readings / Recording Settings / Battery Life Warning / Over Measurement Range Warning / Amount of Recorded Data
External Alarm Terminal Output Terminal: Open Drain Output
Voltage OFF: Current ON: Resistance ON: approx. 15Ω
Power (4) Alkaline Batteries
AC Adaptor (Sold Separately Part #AD-0638)
Battery Life Approx. 2 Days
NOTE: Battery Life Depends on Measurement Environment, Recording Interval and Battery Performance
Communication Types Wireless or USB
Wireless Method: FCC Part 15 Section 247 / IC RSS-210
Frequency: 902 to 928 MHz
Transmission: 150 Meters (500 ft) Line of Sight
Weight 220 grams (Includes Battery, Excludes Sensor)
Dimension 96mm x 66mm x 46mm
Antenna Length: 60mm
(Excluding Protrusions)
Compatible Base Units RTR-500C, RTR-500NW, RTR-500AW, RTR-500DC
(Required and Sold Separately)