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
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
● Measuring temperature, humidity and carbon dioxide
● RS-485 outputs
● LCD display and real-time data monitoring
● Long-term stability
● Easy installation and maintenance
● Data can be logged and transferred to PC via RS-485 software
Sensor type | |
Temperature | MEMS |
Humidity | MEMS |
CO2 | NDIR |
Measuring range | |
Temperature | 0 ... 50°C |
Humidity | 0 ... 100%RH(Non-condensing) |
CO2 | 0 ... 2000 PPM |
Accuracy (at 25°C, 101.3 kPa, DC 24 V) | |
Temperature | ±0.3°C |
Humidity | ±2.5%RH (at 30 ... 80%RH) |
CO2 | ±40 PPM±3% of reading |
Temp. influence | ±0.15%RH/°C |
Digital output | |
Output signal | RS-485 |
Protocol | Protocol |
Interface | Modbus RTU |
Address | 1 ... 247 |
Baud rate | 9600, 19200, 38400, 57600, 115200 |
Environment | |
Medium | Air |
Operating Temp. | 0 ... 50°C |
Operating Humidity | 0 ... 85%RH |
Storage Temp. | -20 ... +60°C |
Electrical | |
Power supply | DC 24 V±10% & AC 24 V±10% |
Current consumption | DC : 150 mA / AC : 120 mA |
Starting current | DC 24 V : 250 mA / AC : 230 mA |
Electrical connection | Terminal block |
Response time | |
Temperature & Humidity | t63(15 ... 45°C / 33 ... 75%RH)≦10 sec |
CO2 | t90 < 2 min. |
Installation | |
Installation | Wall mount |
Protection | |
IP rating | IP20 |
Electrical protection | ■ Reverse polarity ■ Short-circuit |
Certification | |
Certification | CE |
Material | |
Housing | PC(PC-110)(UL94V-2) |
Weight | 115 g (Display) |
Monitoring the air quality in indoor environments / HVAC / Air conditioning / Museums / Greenhouse / Testing environments work places / Supermarkets / Data centers/ Production warehouses / Indoor public / Places to regulate the ventilation system to save energy