Product Introduction
· Adopts high-precision temperature measurement unit, typical annual temperature drift ≤0.03℃.
· Adopts dedicated 485 circuit, standard ModBus-RTU communication protocol, communication address and baud rate configurable.
· Address and baud rate can be modified on site via DIP switches.
· Both AC and DC power supply available, DC12~36V or AC24V (±20%).
· Sliding flange, installation height adjustable.
· Maximum protection rating up to IP65.
| Power supply | DC12~36V or AC24V (±20%) |
| Maximum power consumption | 0.1W |
| Accuracy | ±0.2℃（25℃） |
| Temperature range | -40℃~120℃ Default: -40℃~+80℃ |
| Transmitter element temperature and humidity resistance | -40℃~+80℃, 0%RH~99.9%RH (non-condensing) |
| Probe operating temperature | -40℃~120℃ Default -40℃~+80℃ |
| Probe operating humidity | 0%RH-100%RH |
| Long-term stability | ≤0.03℃/y |
| Response time | ≤25s (1m/s wind speed) |
| Maximum allowable airflow speed | 16m/s |
| Output signal | RS485 (ModBus protocol) |
Main Application Areas
- Building Automation — Temperature monitoring and control in intelligent buildings for energy efficiency and comfort.
- HVAC Systems — Signal acquisition and temperature regulation in heating, ventilation, and air conditioning systems.
- Greenhouse & Agriculture — Environmental temperature monitoring in greenhouses and agricultural facilities to optimize crop growth.
- Pharmaceutical Industry — Temperature monitoring in pharmaceutical production and storage to ensure compliance with strict regulations.
- Chemical Industry — Temperature measurement in chemical processes for safety and quality control.
Keywords：duct temperature transmitter, RS485 temperature sensor, industrial temperature transmitter, Modbus temperature sensor, HVAC temperature sensor, duct temperature sensor, RS485 Modbus transmitter, industrial duct sensor
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