THG03 CO2 Temp. & Humidity Transmitter(Indoor)
Model :
THG03
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
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
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Features● 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 -
ApplicationsMonitoring 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
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Specification
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)
Note : Design and specifications are subject to change without notice.
Note : If the product has RS-485 function, to avoid damaging product, please make sure the product and the device which connect with RS-485 are on common ground.