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  • 产品名称：相对湿度传感器

  • 产品型号：H5000/5100
  • 产品厂商：其它品牌
  • 产品文档：
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简单介绍：
电容相对湿度传感器的工作原理是利用聚合物的吸水特性然后电容里面的电解质发生变化。聚合物能够快速地与环境的湿度发生平衡，然后根据湿度的水平改变相应的电容值。
详情介绍：

Product Features

  • Capacitive thin film sensor
  • Measuring range: RH 0–100%, Temperature -30 to +180°C
  • Mixing ratio: 250g water/Kg of dry air
  • Low hysteresis
  • Response time: 4 seconds

    Technical Specification

    Response Time
    (90% of scale for a step change from 11-75% RH)    		H5000: 4 sec
    H5100: 4 sec
    Operating RangeHumidity-H5000: 0-100% RH
                     H5100: 0-100% RH
    Temperature-H5000: -30 to +200°C
                            H5100: -30 to +100°C
    Pressure-H5000:0.04 – 30 bar
                     H5100: 0.04 – 30 bar
    Mixing Ratio250g water / Kg dry air
    Nominal Capacity
    C75 @ 23°C, 75% RH    		500pF ± 10%
    Sensitivity
    (11-75% RH) @ 23°C    		< 0.86 pF/% RH ± 10%
    Linearity
    (11–90% RH)@ 23°C    		<± 2.5% RH
    Long Term Stability
    (12 months) control @ 11% RH    		<1% at 23°C
    Max Air Speed
    (without protection)    		<20m/sec
    HysteresisTypical value = 0.5% RH
    D Factor Loss Tangent
    @ 10k Hz, 75% RH, 23°C    		Typical value = 0.007
    Supply Voltage
    Peak-to-peak    		2.5 VAC
    DC component < 0.2 V
    Operating Frequency Range5–300 kHz
    Protection CapH5000: No
    H5100: Yes
    WeightH5000: 0.1g
    H5100: 1g
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