Tongdy EM21-CO2 Wall mounted CO2 Monitor with Wi-Fi RJ45 and Data Logger

Tondgy
Carbon Dioxide CO2 Sensor
with Wi-Fi, RJ45 and Data Logger
(Model No.: EM21-S26C-K)

Description:

EM21-CO2 is monitoring real-time carbon dioxide (CO2) and 24-hour average CO2 with LCD display. It features automatic screen brightness adjustment for day and night, and also a 3-color LED light indicates 3 CO2 ranges.

EM21-CO2 has options of RS485/WiFi/Ethernet/LoraWAN interface.  It has a data-logger in BlueTooth download.  EM21 has in-wall or on-wall mounting type.  The in-wall mounting is applicable to tube box of Europe, American, and China standard.  It supports 18~36VDC/20~28VAC or 100~240VAC power supply.

Product Features

• Wall embedded installation or Wall surface installation
• LCD display or No LCD display
• Automatic screen brightness adjustment
• 3-color LED lights indicating three CO2 range
• 18~36Vdc/20~28Vac power supply or 100~240Vac power supply
• Real time CO2 monitoring and 24 hours average CO2
• RS485 interface or Optional WiFi interface

Specification:

• General
  • Detection Parameters: CO2,  Temp. & RH
  • Output (Optional): RS485  (Modbus RTU), WIFI @2.4 GHz 802.11b/g/n
  • Operating Environment: Temp：0~60℃ Humidity︰0~99%RH
  • Storage Conditions: 0℃~50℃, 0~70%RH
  • Power Supply: 24VAC/VDC±20%,100~240VAC
  • Overall Dimension: 91.00mm*111.00mm*51.00mm
  • Power consumption: Average  1.9w (24V) 4.5w( 230V)
  • Installation(embedded): Standard 86/50 pipe box (installation hole distance 60mm) American standard pipe box (installation hole distance 84mm)
• Carbon Dioxide CO2
  • Sensor: Non-Dispersive Infrared Detector (NDIR)
  • Measuring Range: 400～5,000ppm
  • Output Resolution: 1ppm
  • Accuracy: ±50ppm + 3% of reading or 75ppm
• Temperature and Humidity
  • Sensor: High precision digital integrated temperature and humidity sensor
  • Measuring Range: Temp: 0℃~60℃ Humidity:0~99%RH
  • Output Resolution: Temp:0.01℃ Humidity:0.01%RH
  • Accuracy: Temp:±0.8℃ Humidity:±4.5%RH

Accessories

• CO2 Monitor
• User Manual