THR23 Indoor Temperature & Humidity Transmitter

● Measuring temperature and humidity
● Analog outputs and RS-485
● Optional analogue output+RS-485
● Quick easy installation and maintenance due to well designed
● Cost-efficient and reliable
● Data can be logged and transferred to PC via RS-485 function link free software

Monitoring indoor environments HVAC / Air conditioning / Museums / Testing environments work places / Supermarkets / Data centers / Production wharehouses / Indoor public places to regulate the ventilation system to save energy

Display
Display：LCD without backlight
Display readout：Double-row(Up：Ｈumidity；Ｄown：Temp.)
Digit：3 digits and 1 decimal
Digit height : 17.84 mm

Input sensor type
Temperature：MEMS
Humidity：MEMS 

Measuring range
Temperature：0 ... 50°C
Humidity：0 ... 100%RH(Non-condensing)

Output
Analog output：0 ... 10 V / 4 ... 20 mA / RS-485
Modbus：RS-485+analog
Signal connection：3-wire
Load resistance(Voltage)：Voltage output：≧100 KΩ / Current output：＜250 Ω
Warm-up time：＜2 min；Stable time 20 min
Temp. influence：Max.-0.15%RH/℃(0°C ... 80°C)
Response time：t63(15 ... 45°C / 33 ... 75%RH)≦10 sec
Sampling time：About 3 sec
Data logger：Via RS-485 by using eYc free software

Accuracy(at+25°C；DC 24 V)
Temperature：±0.5°C
Humidity：±5%RH(30 ... 80%RH)

Environment
Medium：Air
Operating environment：0 ... +50°C / 0 ... 100%RH(Non-condensing)
Storage environment：-20 ... + 60°C

Electrical
Power supply：DC 24 V±10% & AC 24 V±10%
Power consumption：DC：Max.100 mA；AC：Max.150 mA
Electrical connection：Analog & Communication：4P Connector

Installation
Installation：Indoor & Wall mount

Protection
IP rating：IP20
Electrical protection：■ Polarity protection ■ Short-circuit

Certification
Certification：CE

Material
Housing material：PC(PC-110)(UL94V-2)
Weight：95 g