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Home / Thermo-hygrometers / Temperature and Humidity Sensor 485 Warehouse Greenhouse Digital Display Thermohygrometer High-Precision Industrial Temperature and Humidity Transmitter

Attributes

Brand -
Category Machinery & Equipment / Thermo-hygrometers
Origin -
Communication Protocol RS485 (Modbus RTU)
Temperature Range -40°C to +80°C
Humidity Range 0% to 100% RH
Temperature Accuracy ±0.5°C
Humidity Accuracy ±3% RH
Display Type LCD Digital Screen
Power Supply 10-30V DC
Protection Rating IP65 Waterproof
Response Time < 15 seconds
Application Scenario Warehouses, Greenhouses, Industrial Workshops

6 reviews

A

Anonymous

Mar 29, 2026

Rating: 5/5

Excellent value for money

Compared to other industrial sensors we looked at, this offers the best balance of price and performance. The Modbus communication is fast and reliable.

A

Anonymous

Mar 17, 2026

Rating: 5/5

Easy installation

The wiring diagram was clear. Mounted it on the wall of our pharmaceutical storage room. It has been running stable for three months now with no drift in readings.

A

Anonymous

Mar 14, 2026

Rating: 4/5

Reliable for agriculture use

Good sensor for monitoring barn conditions. The IP65 rating holds up well against dust and occasional water spray during cleaning. Wish the cable was slightly longer out of the box.

A

Anonymous

Mar 07, 2026

Rating: 5/5

Industrial grade quality

Replaced our old analog gauges with these digital transmitters. The precision is noticeably better, and being able to log data remotely saves us hours of manual checks every week.

A

Anonymous

Mar 04, 2026

Rating: 5/5

Perfect for our cold storage facility

We installed six of these units in our cold storage warehouse. The RS485 integration with our existing SCADA system was seamless. Readings are consistent and the display is bright enough to see in dim lighting.

A

Anonymous

Mar 01, 2026

Rating: 4/5

Great accuracy, sturdy build

Using this in a commercial greenhouse. It handles the high humidity very well without fogging up. The only reason for 4 stars is that the manual could be more detailed regarding address configuration.

5 FAQ

Q: Is the display backlight adjustable?

A: The display features a constant backlight for visibility in low-light environments, but the brightness level is not user-adjustable via software.

Q: Can I change the temperature unit from Celsius to Fahrenheit?

A: Yes, the unit can be switched between Celsius and Fahrenheit by modifying the specific register value via the Modbus command or using the configuration buttons on the device.

Q: What is the maximum cable length supported for the RS485 connection?

A: The RS485 protocol supports cable lengths up to 1200 meters (approx. 4000 feet) depending on the baud rate and cable quality.

Q: Does it come with a mounting bracket?

A: Yes, the package includes a metal mounting bracket and the necessary screws for wall installation.

Q: Can this sensor connect directly to a PC without a converter?

A: No, since this device uses an RS485 interface, you will need an RS485 to USB converter to connect it directly to a standard PC.

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