When precision, durability, and affordability converge, the result is the 7Semi One-Wire Digital Humidity and Temperature Sensor Probe High Accuracy. Designed for professionals who demand reliability in extreme environments, this sensor leverages advanced CMOSens technology to deliver outstanding performance. The robust stainless-steel breathable shell ensures protection from dust, moisture, and chemical pollutants, making it a trusted choice across various industrial and scientific applications. Operating efficiently at just 3.3V, it is an ideal solution for mobile and battery-powered systems where energy efficiency is critical.
The one-wire digital interface simplifies integration, while the mini round shell connector and 1-meter cable provide flexible installation. Whether used in vacuum chambers, high humidity zones, or hazardous areas, this probe offers unmatched precision and longevity. The sensor’s high-resolution output and quick response time ensure accurate temperature and humidity measurements even under rapidly changing environmental conditions, fulfilling the needs of HVAC systems, lab testing, process automation, and environmental monitoring.
Key Features
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High Accuracy Readings: ±1.8% RH and ±0.2°C for reliable performance in critical applications.
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Low Power Consumption: Optimised for mobile and battery-powered devices with minimal energy use.
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Wide Operating Range: Withstands -40°C to +125°C and up to 150 bar pressure.
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Robust Design: Stainless steel porous housing offers corrosion and dust resistance with 5–120 µm pore sizes.
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Efficient One-Wire Interface: Simplifies system integration and reduces wiring complexity.
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Exceptional Environmental Resistance: Performs in high pressure, high temperature, vacuum, explosive, and high-moisture environments.
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Enhanced Durability: Long service life with protection against chemical oxidation and particulate damage.
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Versatile Mounting Options: Suitable for small spaces, wall pass installations, test chambers, and pipelines.
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High Air Permeability: Enables fast humidity exchange for rapid response times.
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Stable Long-Term Operation: Ensures consistent measurement quality over extended use.
One-wire Humidity and Temperature Sensor Probe Pinouts
7Semi One-Wire Digital Humidity and Temperature Sensor Applications
Q: What is the common use of a Temperature and Humidity Sensor?
A: Temperature and Humidity sensors are among the most commonly used environmental sensors. It is widely used to provide the actual humidity condition within air at any given point or in any given place. Such devices are commonly used in situations in which air conditions may be extreme or where air conditions need to be controlled due to varying reasons.
Q: Why is Temperature and Humidity sensors important in some industries?
A: Humidity is the presence of water within the air. Measuring humidity within the environment can be critical due to the fact that the higher the humidity, the warmer it may seem. In industries, humidity measurement is often important because it can affect the health and safety of personnel as well as the cost of the product. As a result, temperature and humidity sensors are often quite important.
Q: How do I choose a suitable Temperature and Humidity Sensor?
A: There are some important specifications you might need to consider when you choose this product. This includes:
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Accuracy
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Long-term stability
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Ability to recover from condensation
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Resistance to physical and chemical contaminants
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Interchangeability
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Repeatability
- Operating Voltage:
- 3.3V
- Interface:
- 1-wire
- Temperature Range:
- -40 to 125 C
- Humidity Range:
- 0~100%rh
- Humidity Accuracy:
- +- 1.8 %RH
- Temperature Accuracy:
- +- 0.2 C
- Wiring:
- Red: 3.3V, Black: GND, Yellow: Data
- Probe:
- Metal probe with copper sintered filter/ PE
- Response Time:
- 2 s
- Average Supply Current:
- 0.4 uA
- Calibration:
- Factory Calibrated
