Product Name: | Temperature and humidity transmitter |
Product model: | BTH-6S-L350 |
Version: | V1.0 |
Formulator: | He Genwen |
Reviewer: | Yuan Chao |
1. Product Introduction
BTH-6S-L350 It is a high-performance temperature data acquisition transmitter. MODBUS Industrial control bus protocol, multiple transmitters can be connected to network with common bus, or other compliant MODBUS RTU Protocol bus networking.Monitor changes in temperature and humidity environments in real time and stably.This product has the characteristics of good waterproof performance and easy installation. It has reliable sensor performance, long service life and fast response speed.
2. Scope of application
Communications, warehousing, tobacco, pharmaceuticals and other industries;Communication base stations, temperature and humidity instruments, humidification equipment, dehumidification equipment, high-end air conditioning and other products.
3. Technical parameters
Working power supply | DC5~24V |
Output signal | MODBUS RTU protocol |
Temperature measurement range | -40~80℃ |
Humidity measurement range | 0~ 100%RH |
Temperature measurement accuracy | ±0.5℃(@25℃), ±1℃(Full range ) |
Humidity measurement accuracy | ±3%RH(@25℃), ±5%RH(Full range ) |
Response time | <15S(25℃) |
Operating temperature | -40℃~80℃ |
Storage temperature | -40℃~80℃ |
shell | 100mm*16mm*16mm (long *Width *high ) |
4. Appearance size (unit: mm)(Note: Wall-mounted mounting booth is optional )

V. Wiring diagram
1、Power supply positive pole (VCC)
2、RS485 Output A
3、RS485 Output B
4、Negative power supply (GND)

6. Things to note
1、Before turning on the power supply, please confirm whether the wire sequence is correct;
2、Do not install a transmitter when the temperature exceeds the operating range;
3、The transmitter should be installed at a position that can effectively reflect the temperature of the measured area, and be careful to stay away from heat or cold sources;
4、Construction personnel should wear anti-static gloves and cut off the power supply during installation and wiring, and should not operate with live;
5、If there is a large temperature difference between the installation surface and the environment under test, it is recommended to use a bracket distance of 20 CM Install;
6、Some technical indicators of the product may be modified, and the indicators on the product logo shall prevail.
7. Quality assurance
Within 12 months of the product's factory, it provides free repair services for the product based on normal use and non-human damage.
8. See " BTH-6S-L350 Communication Agreement Description.
