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    Accurate Temperature and Humidity Sensor with Alarm

    SKU: SUCH-TH-ACC
    $209.99
    ● Semiconductor Capacitive Humidity Sensor ● Working voltage DC 24V power supply ● Low limit alarm: 50℃, High limit alarm: 60℃ ● RS485, 4-20mA & relay output signals
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    🚚 Free shipping
    🕒 Delivery date: 6-12 days
    🔁 30-day Returns
    Overview

    Accurate temperature and humidity sensor with alarm provides reliable monitoring for industrial environments. It features an explosion-proof and waterproof housing for safe operation, with a clear LCD display showing temperature and humidity in real time. The device includes a high-frequency sound and light alarm with adjustable high and low limits (50°C–60°C). It supports RS485, 4–20mA, and relay outputs for easy system integration. Using a semiconductor capacitive humidity sensor and powered by DC 24V, it ensures fast, stable, and accurate performance for environmental and equipment monitoring.

    Feature

    Accurate humidity sensor feature.

    • Explosion-Proof and Waterproof Design: Certified for explosion protection, with sealed construction that prevents dust and moisture intrusion.
    • High-Frequency Audible and Visual Alarm: SUCH humidity sensor features high-decibel sound and flashing light alerts, with customizable high/low threshold settings.
    • Multiple Output Options: Accurate temp humidity sensor supports RS485 and 4–20mA communication or switch signal output for flexible integration.
    • Modular Construction: Simplified modular design reduces maintenance costs and enables easy replacement and calibration.
    • Bright LCD Display: Equipped with a color LCD screen for clear, easy-to-read data, even in dark environments.
    • Wireless Signal Transmission: Transmits signals wirelessly, eliminating wiring complexity and enabling quick installation.
    • Cloud Platform & Mobile Monitoring: Supports remote monitoring via cloud platform and mobile devices for real-time alerts and control.
    • Durable Metal Housing: Reinforced lightweight metal shell enhances protection and extends sensor lifespan.
    • High Accuracy & Fast Response: Provides precise and rapid temperature and humidity detection for efficient monitoring.

    Installation Method

    Accurate humidity sensor installationAccurate humidity sensor installation method

    Note: The detector should be installed in a place where there isno impact, no vibration, no strong electromagnetic field interference.and easy to repair. There should be no less than 0.5m of clearanceand access channels between the installation site and the surroundingpipelines or equipment.

    Audible and Visual Alarm

    Audible and visual alarm
    Accurate humidity sensor audible and visual alarm
    Specs
    Detection Principle Semiconductor capacitive humidity sensor element
    Detection Object Temperature and humidity detection
    Detection Range Temperature: -40℃~70℃ Humidity: 0~100% RH
    Alarm Set Value Low limit alarm: 50℃ High limit alarm: 60℃
    Working Voltage DC 24V power supply
    Construction Material Die-cast aluminum
    Connection Thread M20×1.5 internal thread, G3/4 (optional)
    Explosion-Proof Mark Ex db IIC T6 Gb / Ex tb ib IC T80℃ Db
    Protection Grade IP66
    Product Size 183.5×143×86 mm
    Output Signal RS485 (Modbus RTU), Passive switch output (Max: 250V 2A), 4-20mA (dual output)
    Operating Environment -40℃~+70℃ Relative Humidity: 10–93% RH (non-condensing) Atmospheric Pressure: 86-106 kPa
    Product Weight ≤1.5 kg
    Sensor Life 2-3 years in clean air
    Recommended Storage Humidity 20~60% RH
    Application
    Underground pipe gallery

    Underground Pipe Gallery

    Warehouse

    Warehouse

    Industrial automation

    Industrial Automation

    FAQ

    Yes. The sensor can connect to a wireless cloud platform for real-time monitoring via mobile devices, enabling remote management and alerts.

    This temperature and humidity sensor measures both temperature and humidity while providing sound and light alarms when values exceed preset limits. It helps ensure environmental stability in industrial and commercial spaces.

    Regularly check for dust or moisture buildup on the sensor surface and ensure the housing remains sealed to maintain measurement accuracy.

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