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  • High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT
  • High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT
  • High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT
  • High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT
  • High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT
  • High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT
High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT

High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT

  • 1000 - 99999 Pieces
    $1.20
  • >= 100000 Pieces
    $0.90

Customization:

Customized logo（Min.Order: 1000 pieces）
Customized packaging（Min.Order: 10000 pieces）
View product details

High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precision Environmental Monitoring: Measures humidity and temperature using resistive sensing technology (31K ohm resistance) for real-time data accuracy in agricultural and industrial applications.
  • Analog Output Integration: Designed with analog communication and output, enabling seamless compatibility with microcontrollers and IoT systems for smart environmental control.

Key features

  • 1. Moisture-Resistant Material Technology

    • With a moisture-resistant plastic casing, you can ensure long-term durability in agricultural environments compared to traditional metal sensors prone to corrosion.*

  • 2. Simplified Analog Integration

    • With a straightforward analog interface, you can easily integrate the sensor into existing systems without complex setup, unlike digital sensors requiring additional conversion hardware.*

  • 3. Precision Resistive Sensing

    • With 31K ohm resistive sensing technology, you can achieve precise humidity measurements in real-time, offering higher accuracy than lower resistance sensors in variable agricultural conditions.*

  • 4. Compact Agricultural Adaptability

    • With a compact design and environmental adaptability, you can deploy the sensor seamlessly in agricultural settings for crop monitoring, unlike bulkier sensors unsuitable for field use.*

  • 5. Industry-Standard Compliance

    • With compliance to industry standards for environmental sensors, you can ensure reliable performance in agricultural applications.*

Product details

High Quality Humidity Sensor 31K ohm Resistance For Agriculture Plant Smart IOT

The High Quality Humidity Sensor 31K ohm Resistance is a compact, resistive-based sensor designed for precision environmental monitoring in agricultural and IoT applications. With a blue plastic casing and analog output, it offers durable, weather-resistant performance for smart farming systems and industrial automation.

Technical specifications

FeatureSpecificationBenefit
MaterialBlue plastic (insulating, corrosion-resistant)Ensures durability in harsh outdoor environments
Size20mm x 15mm x 10mm (rectangular)Enables seamless integration into small devices
Connectors2 metal pins (copper/nickel alloy)Facilitates reliable electrical connections
Ventilation Slots4 slots on top surfacePrevents condensation and improves accuracy
TechnologyResistive sensor (31K ohm resistance)Provides real-time humidity measurements
OutputAnalogSimplifies data interfacing with microcontrollers

Customization guide

Adjustable parameters:

  • Resistance range (e.g., 10K–50K ohm) to optimize sensitivity for specific crop environments.
  • Pin configuration (e.g., 3-pin for additional functions) to meet custom circuit requirements.

Get inspired

With its compact design and analog output, this sensor is ideal for monitoring soil moisture in smart greenhouses or humidity levels in crop storage facilities. Its corrosion-resistant casing ensures long-term reliability in agricultural settings.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Resistance Range31K ±5% ohm31K ±3% ohm31K ±1% ohm
Accuracy±5% RH±3% RH±1% RH
Operating Temp.-10°C to 60°C-20°C to 70°C-30°C to 80°C
CertificationIP54IP65IP67

Supplier's note

  1. Technical Breakthroughs:

    • Resistive Technology: The 31K ohm resistance ensures stable humidity readings even in fluctuating agricultural environments.
    • Analog Output: Direct compatibility with legacy systems reduces integration costs.
    • IP67 Rating (Pro Model): Enables deployment in outdoor irrigation systems exposed to water and dust.

  2. Version Selection Guidance:

    • Base Model: Suitable for general agricultural monitoring (e.g., greenhouse humidity checks).
    • Advanced Model: Ideal for precision farming (e.g., soil moisture control in hydroponics).
    • Pro Model: Designed for harsh industrial/agricultural scenarios (e.g., open-field irrigation systems with extreme temperatures).

With the Pro model’s triple-industry-standard IP67 rating, you can ensure reliable operation in rain or dust. Pair its ±1% RH accuracy with analog output to create automated irrigation systems that optimize water usage.

Frequently asked questions

  • Which humidity sensor is best suited for agricultural applications like crop monitoring?

  • How do I maintain the High Quality Humidity Sensor for long-term use in harsh environments?

  • What makes resistive humidity sensors like this one better than capacitive ones for agriculture?

  • Can this humidity sensor be customized for IoT-based smart farming systems?

  • Is the High Quality Humidity Sensor FDA-approved or certified for environmental monitoring?

  • Why does this sensor use 31K ohm resistance for agricultural applications?

  • How does this sensor help in optimizing irrigation systems for smart farming?

  • What’s the advantage of analog output in this humidity sensor for agricultural IoT setups?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Resistive Humidity Sensors (Industry Standard)Agricultural monitoring, basic environmental controlResistive polymer sensing element (±5% accuracy, 31KΩ resistance)Low cost, durable, simple design (no calibration required)Limited accuracy (±5%), slower response time (~10 seconds), analog output only
Our Base ModelAgricultural IoT systemsResistive sensor (±5% accuracy, 31KΩ) + analog output (0-5V linear response)Cost-effective, easy integration with analog circuits, IP65 rated (dust/water)Limited to analog systems, no digital interface, no advanced data logging
Our Advanced ModelIndustrial IoT, precision agricultureResistive + digital hybrid (±3% accuracy ▲) + I2C interface + low power (5mA)Higher accuracy (±3% ▲), digital output ▲, real-time data logging, IP67 ratedHigher cost, requires microcontroller for I2C decoding, complex setup
Capacitive Humidity SensorsHigh-precision industrial applicationsCapacitive element (±2% accuracy) + digital output (I2C/SPI)High accuracy (±2%), fast response (~2 seconds), stable in varying tempsSensitive to dust/condensation, higher cost, requires frequent calibration
Thermal Humidity SensorsHVAC systems, industrial process controlThermal conductivity measurement (±4% accuracy) + analog outputNo drift over time, stable in extreme temps (-40°C to 85°C)Slow response (~30 seconds), high power consumption (20mA), bulky design
Electrochemical Humidity SensorsHarsh environments, chemical labsElectrochemical cell (±3% accuracy) + analog/digital outputResistant to corrosive gases, long lifespan (5+ years), wide humidity rangeHigh cost, bulky, requires periodic electrolyte replacement, slow response

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