Air quality

Air Quality Transmitters

eyc-tech air quality transmitter, measures various physical parameters including temperature, humidity, carbon dioxide, carbon monoxide, and PM2.5. With a clear display monitor, it is suitable for environmental monitoring and control.

GS43/44 CO2 Transmitter(Indoor / Duct Type)

Features : Suitable for HVAC. Various installation types.
Sensor type : NDIR sensor
Measuring range : 2000 / 5000 / 10000 PPM
Output : 4 ... 20 mA + RS-485
Accuracy : ±40 or ±250 PPM ±3% of reading
IP rating : IP54(GS43) / IP64(GS44)

THG03 CO2 Temp. & Humidity Transmitter(Indoor)

Features : Suitable for HVAC application. Simple appearance. Multi-measurement.
Sensor type : CO2 NDIR sensor / Temp. & humidity MEMS sensor
Measuring range : 0 ... 2000 PPM / 0 ... 50°C / 0 ... 100%RH(Non-condensing)
Output : RS-485
Accuracy : ±40 PPM±3% of reading / ±0.3°C / ±2.5%RH
IP rating : IP20

GS23 CO₂ Transmitter / Indoor type

Features : Suitable for HVAC application. Simple appearance.
Sensor type : NDIR sensor
Measuring range : 0 ... 2000 PPM
Output : 0 ... 10 V / 4 ... 20 mA / RS-485
Accuracy : ±40 PPM±3% of reading
IP rating : IP20

TGP03 Multifunction CO₂/PM2.5 Indoor Air Quality Monitor

Features: Suitable for HVAC application. Simple appearance. Multi-measurement.
Sensor type: Temperature & Humidity MEMS / CO₂ NDIR / PM2.5 Infrared LED
Measuring range: 0, ..., 50°C / 0, ..., 100%RH (Non-condensing) / 0, ..., 2,000 PPM / PM2.5 0, ..., 500 μg/m³
Output: RS-485
Accuracy: ±0.3°C / ±2.5% RH / ±40 PPM ±3% of reading / ± 10 μg/m³ ± 5% of reading
IP rating: IP20

GS07 CO2 Transmitter

Features : Suitable for light industry. Compact size. Easy to install.
Sensor type : Non-dispersive infrared(NDIR)waveguide technology
Measuring range : 0 ... 20,000 (PPM)
Output : RS-485 / 0 ... 10 V / 4 ... 20 mA
Accuracy : ±40 PPM±3% of reading (2000/5000 PPM)
±200 PPM±3% of reading (10000/20000 PPM)
IP rating : IP54(Clamp) / IP65(Flange)

GM33 CO Transmitter(Wall Type)

Features : Suitable for environment monitoring in light industry.
Sensor type : Electrochemistry CO Sensor
Measuring range : 0 ... 500 PPM
Output : 4 ... 20 mA + RS-485
Accuracy : ±3% F.S.
IP rating : IP65(Body) / IP20(Sensor)