Description
The Htemp-485 Modbus RTU T3411 is a versatile temperature and humidity sensor designed for industrial and environmental applications. It features an LCD display for real-time readings, Modbus RTU communication, and IP40/IP65 protection for outdoor and indoor use. The sensor calculates dew point, absolute humidity, and specific humidity based on measured values, making it ideal for environmental monitoring, food processing, and industrial automation.
Features
- Temperature & humidity monitoring with Modbus RTU communication
- Integrated LCD display for real-time readings
- Additional unit indication and environmental calculations
- IP40/IP65 protection for indoor and outdoor environments
- Easy wall mounting for secure installation
Technical Specifications
Specification | Details |
|---|---|
| Detection Type | Temperature & Humidity Monitoring |
| Temperature Range | -30°C to +80°C |
| Temperature Accuracy | ±0.4°C |
| Humidity Range | 0–100% RH |
| Humidity Accuracy | ±2.5% RH (5–95% RH, 23°C) |
| Dew Point Range | -60°C to +80°C |
| Dew Point Accuracy | ±1.5°C (T<25°C / RH>30% RH) |
| Humidity (Absolute) | 0–400 g/m³ |
| Humidity (Specific) | 0–550 g/kg |
| Mixing Ratio | 0–995 g/kg |
| Specific Enthalpy | 0–995 kJ/kg |
| Resolution | 0.1°C / 0.1% RH |
| Power Supply | 12V DC |
| Power Consumption | 10mA |
| Communication Interface | Modbus RTU |
| Cable Length | None |
| Galvanic Isolation | No |
| Number of Values Provided | 7 |
| Operating Environment | -30°C to 80°C / 0–100% RH |
| Storage Environment | -30°C to 60°C / 5–95% RH |
| Dimensions | 168 × 90 × 40 mm / 168g |
| Protection Rating | IP40/IP65 |
| Installation Options | Table or Wall-mounted |
| Connector Type | Terminal Block |
| Warranty | 24 months |
Applications & Usage
- Outdoor and industrial temperature monitoring
- Multi-point monitoring in large-scale systems
- Food manufacturing and processing
- Medical and pharmaceutical storage
- Environmental monitoring in residential and commercial areas
Why Choose Htemp-485 Modbus RTU T3411?
The Htemp-485 Modbus RTU T3411 offers high-precision temperature and humidity monitoring, real-time LCD display, and Modbus RTU communication for seamless integration into industrial automation, environmental control, and food processing applications. Its rugged design, advanced calculation features, and flexible installation make it an essential tool for precise climate monitoring.



















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