QD6787N NB-IOT Internet of Things MQTT wireless tower crane wind speed alarm
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SM1911M 4-20mA current type temperature and humidity sensor
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QR3613B Networking 8-channel SHT30 temperature and humidity logger
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SM1890B RS485 bus rail type atmospheric pressure and temperature and humidity integrated sensor
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SM3691B RS485 interface soil temperature and ambient temperature and humidity integrated acquisition module
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SM3690B RS485 interface soil temperature and ambient temperature and humidity integrated acquisition module
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SM3391B RS485 interface 20W range illumination, carbon dioxide, temperature and humidity integrated sensor
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SD2160M 4-20mA current type LED display illuminance sensor
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SC7200B RS485 interface with communication function temperature controller
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SM2110M-1 Protective 4-20mA split type temperature and humidity sensor
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SD2110M Temperature and humidity sensor current type output
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