Carbon Dioxide Co2 Sensor

Place of Origin:	Guangdong

Company Profile

Tongdy Control Technology Co., Ltd

Location:	Beijing, China (Mainland)
Business Type:	Manufacturer
Main Products:	CO2 Monitor, CO2 Controller, CO2 Transmitter

Product Detail

Model No.:	AIA-1

Product Description

Specification

Monitoring parameters	CO₂	Temperature	Relative humidity
Sensing element	Non-Dispersive Infrared Detector (NDIR)	Digital combined temperature and humidity sensor
Measuring range	0~2000ppm(default) 0~5000ppm (selectable in the order)	0~50(32~122) (default)	0~100%RH
Display Resolution	1ppm	0.1	0.1%RH
Accuracy@25(77)	±60ppm + 3% of reading	±0.5 (0~50)	±3%RH (20%-80%RH)
Life time	15 years (normal)	10 years
Calibration cycle	ABC Logic Self Calibration	——	——
Response Time	<2 minutes for 90% change	<10 seconds to reach 63%
Warm up time	2 hours (first time) 2 minutes (operation)

Electrical Characteristics
Power supply	24VAC/VDC
Consumption	3.5 W max. ; 2.5 W avg.
Outputs	Two or three analog outputs 0~10VDC(default) or 4~20mA (selectable by jumpers) 0~5VDC (selected at place the order)
Modbus RS485 interface (optional)	RS-485 with Modbus protocol, 19200bps rate, 15KV antistatic protection, independent base address

Conditions of Using and Installation
Operation conditions	0~50(32~122); 0~95%RH, non condensing
Storage conditions	0~50(32~122)/ 5~80%RH
Weight	320g
Installation	Fixed on the air duct with 100mm installation hole size
IP class of the housing	IP50 for no LCD IP40 for with LCD
Standard	CE-Approval

Features

1. Real time detection carbon dioxide of the air duct
2. NDIR infrared CO2 sensor inside with special Self Calibration and up to 15 years’ lifetime.
3. Detection high accuracy temperature and relative humidity optional
4. Smart sensor probe with extendable probemay be easily installed into any air duct
5. With the water-proof and porous film around the sensor probe
6. Up to 3xanalog linear outputs for measurements
7. Optional Modbus RS485 interface
8. With or without LCD display
9. 24VAC/VDC power supply.
10. CE-approval
11. Optional: wall mount type, detect VOC together

Application

BMS, HVAC, AHU, and other place need ventilation.

Dimensions & Mounting

Models Guide

TG9X₁ X₂ 8 L – Y02/05 E –Tab

X₁: analog output
       3- 3Xanalog outputs for CO2 + Temperature + Humidity
       1- 1xanalog output for CO2
       0- no analog output

X₂: Modbus interface
       1- with Modbus interface
       0- no Modbus interface

8: CO2 sensor code

L: LCD display
     Non-required option. No L indicates no LCD

Y: default output type
        A- 4~20mA
        V- 0~10VDC (default)
        V5- 0~5VDC (can’t be changed to another output by jumpers)

02/05: CO2 measurement range

02- 0~2000ppm (default)

       05- 0~5000ppm
E: extended duct probe up to 209mm
        Non-required option. No E indicates the standard probe length of 139mm
Tab: temperature scaling
        T05: 0~50(32~122) (default)
        T06: 0~60(32~140)
        No this item indicates no output for temperature measurement.

For eaxample, TG9-318L-V02-T05 means duct CO2 & T & RH transmitter, with LCD display, three 0~10V outputs for CO2 & T & RH. Modbus RS485 interface. 0~2000ppm CO2 range, 0~50C temperature range.

Wiring Diagram