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	<title>Humidity and conductivity sensors Архіви - Polymetrica</title>
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	<link>https://new.polymetrica.com/en/product-category/iot-prystroyi-en/datchyky-vologosti-ta-elektroprovidnosti-en/</link>
	<description>Промисловий IoT</description>
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	<title>Humidity and conductivity sensors Архіви - Polymetrica</title>
	<link>https://new.polymetrica.com/en/product-category/iot-prystroyi-en/datchyky-vologosti-ta-elektroprovidnosti-en/</link>
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		<title>Dragino AQS01-L is a LoRaWAN CO2 sensor</title>
		<link>https://new.polymetrica.com/en/product/dragino-aqs01-l-is-a-lorawan-co2-sensor/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:17 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/dragino-aqs01-l-%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-co2-lorawan/</guid>

					<description><![CDATA[<p>LoRaWAN sensor to measure environmental parameters including: CO2, temperature, relative humidity and atmospheric pressure</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/dragino-aqs01-l-is-a-lorawan-co2-sensor/">Dragino AQS01-L is a LoRaWAN CO2 sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>The Dragino AQS01-L is an indoor LoRaWAN air quality sensor designed for use in the Internet of Things. It is designed to measure environmental parameters including: CO2, temperature, relative humidity and atmospheric pressure, and then upload the data to an IoT server via the LoRaWAN wireless protocol.</p>
<p>The AQS01-L is powered by an ER18505 4000mAh battery. The battery can last more than 2 years and is easily replaced.</p>
<p>AQS01-L supports BLE configuration and wireless OTA update, making it easy to use.</p>
<p>The AQS01-L supports CO2 Alarm and Temperature Alarm* functions, allowing users to receive instant alerts.</p>
<p>The AQS01-L supports the Datalog function, which allows users to retrieve sensor data using LoRaWAN commands.</p>
<p>Note*: The CO2 Alarm and Temperature Alarm functions significantly reduce battery life.</p>
<p>Features:</p>
<ul>
<li>LoRaWAN 1.0.3 Class A</li>
<li>Ranges: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865</li>
<li>CO2/temperature/relative humidity/pressure monitoring</li>
<li>CO2 alarm support</li>
<li>Datalog support</li>
<li>Support for Bluetooth v5.1 and LoRaWAN for remote configuration</li>
<li>Support wireless OTA firmware update</li>
<li>Periodic connection to the network</li>
<li>Connecting to the network to change settings</li>
<li>Powered by batteries with a capacity of 4000 mAh</li>
</ul>
<p>Application:</p>
<p><img fetchpriority="high" decoding="async" class="" src="https://dragino.com/images/AQS01-L_%E5%BA%94%E7%94%A8%E6%A1%88%E4%BE%8B%E5%90%88%E5%B9%B6.jpg" alt="AQS01-L 应用案例合并" width="570" height="592" /></p>
<p> </p>
<p>General characteristics of direct current:</p>
<ul>
<li>Power supply: Built-in 4000mAh Li-SOCI2 battery, 2.5V ~ 3.6V.</li>
<li>Operating temperature: -20 ~ 65 °C</li>
</ul>
<p>CO2 sensor:</p>
<ul>
<li>Target gas: carbon dioxide (CO2)</li>
<li>Principle of operation: non-dispersive infrared (NDIR)</li>
<li>Operating range: 0-50 °C, 0-85% relative humidity (non-condensing)</li>
<li>Measuring range: 400 to 5000 ppm (extended range to 10000 ppm)</li>
<li>Accuracy: typical ±(50 ppm +3% of reading)</li>
<li>Pressure compensation</li>
</ul>
<p>Temperature sensor:</p>
<ul>
<li>Range: from -20 to 65 °C</li>
<li>Accuracy: typical ±1.0 at 0-65 °C</li>
<li>Resolution: 0.01 °C</li>
</ul>
<p>Humidity sensor:</p>
<ul>
<li>Range: 0 to 99.9% relative humidity</li>
<li>Accuracy: ± 3% RH (20 ~ 80% RH)</li>
<li>Resolution: 0.008% RH</li>
<li>Long-term stability: 0.5 %RH/year</li>
</ul>
<p>Air pressure:</p>
<ul>
<li>Range: 300~1100 hPa</li>
<li>Accuracy: ± 1.0 hPa (0-65 °C)</li>
<li>Resolution: 0.18 Pa</li>
<li>Long-term stability: ±1.0 Pa/year</li>
</ul>
<p>Features of LoRa:</p>
<ul>
<li>Frequency range, band 1 (HF): 862 ~ 1020 MHz</li>
<li>Max continuous RF output power +22dBm vs</li>
<li>RX sensitivity: up to -139 dBm.</li>
<li>Excellent blocking resistance</li>
</ul>
<p>Battery:</p>
<ul>
<li>Non-rechargeable Li/SOCI2 battery</li>
<li>Capacity: 4000 mAh</li>
<li>Self-discharge: &lt;1% / year at 25 °C</li>
</ul>
<p>Energy consumption:</p>
<ul>
<li>Sleep mode: 6 µA at 3.3 V</li>
<li>LoRa transmission mode: 125 mA at 20 dBm, 82 mA at 14 dBm</li>
</ul>
<p>Запис <a href="https://new.polymetrica.com/en/product/dragino-aqs01-l-is-a-lorawan-co2-sensor/">Dragino AQS01-L is a LoRaWAN CO2 sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<title>LoRaWAN Dragino D20-LB outdoor temperature sensor</title>
		<link>https://new.polymetrica.com/en/product/lorawan-dragino-d20-lb-outdoor-temperature-sensor/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:13 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d1%82%d0%b5%d0%bc%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d1%83%d1%80%d0%b8-%d0%b7%d0%be%d0%b2%d0%bd%d1%96%d1%88%d0%bd%d1%8c%d0%be%d0%b3%d0%be-%d1%81%d0%b5%d1%80%d0%b5-3/</guid>

					<description><![CDATA[<p>Dragino D20-LB is a LoRaWAN temperature sensor for IoT solution. The D20-LB converts the temperature readings into LoRaWAN wireless data and sends it to the...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-dragino-d20-lb-outdoor-temperature-sensor/">LoRaWAN Dragino D20-LB outdoor temperature sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>Dragino D20-LB is a LoRaWAN temperature sensor for IoT solution. The D20-LB converts the temperature readings into LoRaWAN wireless data and sends it to the IoT platform through the LoRaWAN gateway.</p>
<p>The LoRa wireless technology used in the D20-LB allows the device to send data over extremely long distances at low data rates. It provides communication with an ultra-wide range of extended spectrum and high resistance to interference, minimizing current consumption.</p>
<p>The temperature sensor used in the D20-LB can measure from -55°C to 125°C with an accuracy of ±0.5°C (max. ±2.0°C).</p>
<p>D20-LB supports temperature alarm function, user can set temperature alarm for instant notification. D20-LB supports data logging function, it can save data when LoRaWAN network is down and transmit data when network is restored.</p>
<p>D20-LB supports BLE setup and wireless OTA update, which makes user&#8217;s use easier.</p>
<p>The D20-LB is powered by an 8500 mAh SOCI2 lithium-ion battery, which is designed for long-term use of up to 5 years.</p>
<p>Each D20-LB is preloaded with a set of unique LoRaWAN registration keys. Register these keys with your local LoRaWAN server and it will connect automatically after power on.</p>
<p>Features:</p>
<p>LoRaWAN 1.0.3 Class A</p>
<p>Extremely low power consumption</p>
<p>1 x DS18B20 temperature sensor, 2 meters</p>
<p>Measuring range -55°C ~ 125°C</p>
<p>Temperature alarm</p>
<p>Straps: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865</p>
<p>Support for Bluetooth v5.1 and LoRaWAN remote setup</p>
<p>Support wireless firmware update via OTA</p>
<p>The uplink is periodically activated</p>
<p>Bottom channel for configuration change</p>
<p>Waterproof housing IP66</p>
<p>8500 mAh battery for long-term use</p>
<p>Technical characteristics:</p>
<p>General characteristics of direct current:</p>
<p>Power supply: Built-in 8500mAh Li-SOCI2 battery, 2.5V~3.6V</p>
<p>Operating temperature: -40 ~ 85°C Temperature sensor: Dallas DS18B20 Range: -55 to +125°C Accuracy ±0.5°C (max. ±2.0°C). LoRa specification: Frequency range Band 1 (HF): 862 ~ 1020 MHz Max. +22 dBm constant RF output vs</p>
<p>Receiver sensitivity: up to -139 dBm.</p>
<p>Excellent blocking immunity</p>
<p>Battery:</p>
<p>Non-rechargeable Li/SOCI2 battery</p>
<p>Capacity: 8500 mAh Self-discharge: &lt;1% / year at 25°C</p>
<p>Maximum continuous current: 130 mA</p>
<p>Maximum boost current: 2A, 1 second</p>
<p>Power consumption Sleep mode: 5 µA at 3.3 V LoRa transmit mode: 125 mA at 20 dBm, 82 mA at 14 dBm</p>
<p>The package includes:</p>
<p>1 x D20-LB or D20S-LB LoRaWAN Waterproof/Outdoor Temperature Sensor</p>
<p>Dimensions and weight:</p>
<p>The size of the device: 120 * 55 * 200 mm</p>
<p>Device weight: 372 g</p>
<p>Order information:</p>
<p>D20-LB-XX: XX : EU433 default frequency range:</p>
<p>EU433 CN470 default frequency band:</p>
<p>CN470 EU868 default frequency band:</p>
<p>EU868 IN865 standard frequency range:</p>
<p>IN865 KR920 standard frequency range:</p>
<p>Standard frequency range of KR920 AS923:</p>
<p>AS923 AU915 standard frequency range:</p>
<p>AU915 US915 standard frequency range:</p>
<p>US915 KZ865 standard frequency range:</p>
<p>Standard frequency range of KZ865.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-dragino-d20-lb-outdoor-temperature-sensor/">LoRaWAN Dragino D20-LB outdoor temperature sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<title>LoRaWAN temperature and humidity sensor Dragino S31B-LB</title>
		<link>https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-s31b-lb/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:13 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d1%82%d0%b5%d0%bc%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d1%83%d1%80%d0%b8-%d1%82%d0%b0-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-lorawan-dragino-s31b-lb/</guid>

					<description><![CDATA[<p>S31B-LB is a LoRaWAN temperature and humidity sensor for IoT solution. It is used to accurately measure ambient temperature and relative humidity, and then upload...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-s31b-lb/">LoRaWAN temperature and humidity sensor Dragino S31B-LB</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>S31B-LB is a LoRaWAN temperature and humidity sensor for IoT solution. It is used to accurately measure ambient temperature and relative humidity, and then upload the data to an IoT server via the LoRaWAN wireless protocol.</p>
<p>The temperature and humidity sensor used in the S31B-LB is the SHT31, which has a fully calibrated, linearized and temperature-compensated digital output from Sensirion, ensuring high reliability and long-term stability. The SHT31 is encased in a waterproof, anti-condensation housing for long-term use.</p>
<p>The LoRa wireless technology used in the S31B-LB allows the device to send data over extremely long distances at low data rates. It provides communication with an ultra-wide range of extended spectrum and high resistance to interference, minimizing current consumption. S</p>
<p>31B-LB supports temperature and humidity alarm function, user can set temperature alarm for instant notification.</p>
<p>S31B-LB supports data logging function, it can save data when LoRaWAN network is down and transmit it when network is restored. S31B-LB supports BLE setup and wireless OTA update, which makes it easy to use.</p>
<p>The S31B-LB is powered by an 8500 mAh SOCI2 lithium-ion battery, which is designed for long-term use of up to 5 years.Each S31B-LB is preloaded with a set of unique LoRaWAN registration keys. Register these keys with your local LoRaWAN server and it will connect automatically after power on.</p>
<p>Features:</p>
<p>LoRaWAN 1.0.3 Class A</p>
<p>Extremely low power consumption</p>
<p>External 3-meter probe SHT31 (for S31-LB)</p>
<p>Measuring range -55°C ~ 125°C</p>
<p>Temperature and humidity alarm</p>
<p>Straps: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865</p>
<p>Support for Bluetooth v5.1 and LoRaWAN remote setup</p>
<p>Support wireless firmware update via OTA</p>
<p>The uplink is periodically activated</p>
<p>Bottom channel for configuration change</p>
<p>Waterproof housing IP66</p>
<p>8500 mAh battery for long-term use</p>
<p>Application:</p>
<p>Wireless alarm and security systems Home and building automation</p>
<p>Automated meter reading</p>
<p>Industrial monitoring and management</p>
<p>Long range irrigation systems, etc.</p>
<p>Technical characteristics:</p>
<p>General characteristics of direct current:</p>
<p>Power supply: Built-in 8500mAh Li-SOCI2 battery, 2.5V~3.6V</p>
<p>Operating temperature: -40 ~ 85°C</p>
<p>Temperature sensor:</p>
<p>Range: from -40 to +80°C Accuracy: ±0.2 at 0-90°C</p>
<p>Resolution: 0.1°C</p>
<p>Long-term shift: &lt;0.03 °C/year</p>
<p>Humidity sensor:</p>
<p>Range: 0 ~ 99.9% relative humidity</p>
<p>Accuracy: ± 2% RH (0 ~ 100% RH)</p>
<p>Resolution: 0.01% relative humidity</p>
<p>Long-term drift: &lt;0.25% RH/yr</p>
<p>LoRa specification:Frequency range Band 1 (HF): 862 ~ 1020 MHz Max. +22 dBm constant RF output vs</p>
<p>Receiver sensitivity: up to -139 dBm.</p>
<p>Excellent blocking immunity</p>
<p>Battery:</p>
<p>Non-rechargeable Li/SOCI2 battery</p>
<p>Capacity: 8500 mAh Self-discharge: &lt;1% / year at 25°C</p>
<p>Maximum continuous current: 130 mA</p>
<p>Maximum boost current: 2A, 1 second</p>
<p>Energy consumption:</p>
<p>Sleep mode: 5 µA at 3.3 V</p>
<p>LoRa transmission mode: 125 mA at 20 dBm, 82 mA at 14 dBm</p>
<p>The package includes:</p>
<p>1 x S31B-LB LoRaWAN temperature and humidity sensor</p>
<p>Dimensions and weight:</p>
<p>The size of the device: 120 * 55 * 200 mm</p>
<p>Weight of the device: 370 g</p>
<p>Order information: S31B-LB-XX:</p>
<p>XX : Default frequency range</p>
<p>EU433: The default frequency band is EU433</p>
<p>CN470: CN470 default frequency band</p>
<p>EU868: Standard EU868 frequency range</p>
<p>IN865: Standard frequency range of IN865</p>
<p>KR920: The standard frequency range of the KR920</p>
<p>AS923: AS923 standard frequency range</p>
<p>AU915: Standard AU915 frequency range</p>
<p>US915: Standard US915 frequency range</p>
<p>KZ865: Standard KZ865 frequency range.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-s31b-lb/">LoRaWAN temperature and humidity sensor Dragino S31B-LB</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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			</item>
		<item>
		<title>Dragino LHT65S-E5 LoRaWAN temperature, humidity and light sensor</title>
		<link>https://new.polymetrica.com/en/product/dragino-lht65s-e5-lorawan-temperature-humidity-and-light-sensor/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:13 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d1%82%d0%b5%d0%bc%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d1%83%d1%80%d0%b8-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-%d1%82%d0%b0-%d0%be%d1%81%d0%b2%d1%96/</guid>

					<description><![CDATA[<p>Temperature, humidity and light sensor The Dragino LHT65S-E5 is a long-range LoRaWAN sensor. It contains built-in temperature and humidity sensor, as well as an external...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/dragino-lht65s-e5-lorawan-temperature-humidity-and-light-sensor/">Dragino LHT65S-E5 LoRaWAN temperature, humidity and light sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p><strong>Temperature, humidity and light sensor</strong> The Dragino LHT65S-E5 is a long-range LoRaWAN sensor. It contains <strong>built-in temperature and humidity sensor, as well as an external light sensor. </strong></p>
<p>The LHT65S-E5 allows users to send data over extremely long distances. It provides ultra wide range spread spectrum communication and high immunity to interference while minimizing current consumption. It is designed for professional wireless sensor networks such as irrigation systems, smart metering, smart cities, building automation, etc.</p>
<p>The LHT65S-E5 has <strong>built-in non-rechargeable battery with a capacity of 2400 mAh</strong> , which can be used for more than 10 years*.</p>
<p>The LHT65S-E5 is fully compatible <strong>with LoRaWAN v1.0.3 class A protocol</strong> , it can work with a standard LoRaWAN gateway.</p>
<p>*Actual battery life depends on data transmission frequency, see battery analyzer section.</p>
<p><strong>Features:</strong></p>
<p>Class A LoRaWAN protocol</p>
<p>Frequency bands: CN470/EU433/KR920/US915/EU868/AS923/AU915</p>
<p>AT-commands for changing parameters</p>
<p>Remote configuration of parameters via LoRaWAN Downlink</p>
<p>Firmware update via software port</p>
<p>Built-in battery with a capacity of 2400 mAh, service life up to 10 years*</p>
<p>Built-in temperature and humidity sensor</p>
<p>External light sensor</p>
<p>Three-color LED for status indication</p>
<p>Wall mounting</p>
<p><strong>Application:</strong></p>
<p>Wireless alarm and security systems</p>
<p>Home and building automation</p>
<p>Automated meter reading</p>
<p>Industrial monitoring and management</p>
<p>Long range irrigation systems, etc.</p>
<p><strong>Technical characteristics: </strong></p>
<p><strong>Built-in temperature sensor: </strong></p>
<p>Resolution: 0.01 °C</p>
<p>Accuracy tolerance: Typically ±0.3 °C</p>
<p>Long-term drift: &lt; 0.02 °C/year</p>
<p>Operating range: -40 ~ 80 °C</p>
<p><strong>Built-in humidity sensor: </strong></p>
<p>Resolution: 0.04% relative humidity</p>
<p>Accuracy tolerance: Type ±3% relative humidity</p>
<p>Long-term drift: &lt; 0.02 °C/year</p>
<p>Operating range: 0 ~ 96% relative humidity</p>
<p><strong>External light sensor:</strong></p>
<p>Based on the light sensor BH1750</p>
<p>Cable length: 50 cm</p>
<p>Resolution: 1 lx</p>
<p>Range: 0-65535 lux</p>
<p>Operating range: -40 °C ~ 85 °C</p>
<p><strong>The package includes:</strong></p>
<p>Temperature/Humidity/Light Sensor LHT65S-E5 x 1</p>
<p><strong>Model: LHT65S-E5-XXX </strong></p>
<p><strong>XXX : Standard frequency range </strong></p>
<p>AS923 : LoRaWAN AS923 range</p>
<p>AU915 : LoRaWAN range AU915</p>
<p>EU433 : LoRaWAN range EU433</p>
<p>EU868 : LoRaWAN range EU868</p>
<p>KR920 : KR920 LoRaWAN range</p>
<p>US915 : LoRaWAN range US915</p>
<p>IN865 : LoRaWAN range IN865</p>
<p>CN470 : LoRaWAN range CN470.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/dragino-lht65s-e5-lorawan-temperature-humidity-and-light-sensor/">Dragino LHT65S-E5 LoRaWAN temperature, humidity and light sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<title>LoRaWAN temperature and humidity sensor Dragino LSN50v2-S31B</title>
		<link>https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-lsn50v2-s31b/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:12 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d1%82%d0%b5%d0%bc%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d1%83%d1%80%d0%b8-%d1%82%d0%b0-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-lorawan-dragino-lsn50v2-s31b/</guid>

					<description><![CDATA[<p>The Dragino LSN50v2-S31B is a LoRaWAN temperature and humidity sensor for an IoT solution. It is used to accurately measure ambient temperature and relative humidity,...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-lsn50v2-s31b/">LoRaWAN temperature and humidity sensor Dragino LSN50v2-S31B</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>The Dragino LSN50v2-S31B is a LoRaWAN temperature and humidity sensor for an IoT solution. It is used to accurately measure ambient temperature and relative humidity, and then upload the data to an IoT server via the LoRaWAN wireless protocol.</p>
<p>The temperature and humidity sensor used in the LSN50v2-S31B is the SHT31, which has a fully calibrated, linearized and temperature-compensated digital output from Sensirion, ensuring high reliability and long-term stability. The SHT31 is encased in a waterproof, anti-condensation housing for long-term use.</p>
<p>LSN50v2-S31B supports temperature and humidity alarm function, the user can receive an alarm for instant notification.</p>
<p>The LSN50v2-S31B is powered by an 8500 mAh lithium-ion SOCI2 battery. It is designed for long-term use up to 10 years. (Battery life depends on usage conditions and update frequency. Please check the relevant Power Analyze report).</p>
<p>Each LSN50v2-S31B is preloaded with a set of unique LoRaWAN registration keys. Register these keys with your local LoRaWAN server and it will connect automatically after power on.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-lsn50v2-s31b/">LoRaWAN temperature and humidity sensor Dragino LSN50v2-S31B</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<item>
		<title>LoRaWAN temperature and humidity sensor Dragino LSN50v2-S31</title>
		<link>https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-lsn50v2-s31/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:12 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d1%82%d0%b5%d0%bc%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d1%83%d1%80%d0%b8-%d1%82%d0%b0-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-lorawan-dragino-lsn50v2-s31/</guid>

					<description><![CDATA[<p>The Dragino LSN50v2-S31 is a LoRaWAN temperature and humidity sensor for an IoT solution. It is used to accurately measure ambient temperature and relative humidity,...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-lsn50v2-s31/">LoRaWAN temperature and humidity sensor Dragino LSN50v2-S31</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>The Dragino LSN50v2-S31 is a LoRaWAN temperature and humidity sensor for an IoT solution. It is used to accurately measure ambient temperature and relative humidity, and then upload the data to an IoT server via the LoRaWAN wireless protocol.</p>
<p>The temperature and humidity sensor used in the LSN50v2-S31 is the SHT31, which has a fully calibrated, linearized and temperature-compensated digital output from Sensirion, ensuring high reliability and long-term stability. The SHT31 is encased in a waterproof, anti-condensation housing for long-term use.</p>
<p>LSN50v2-S31 supports temperature and humidity alarm function, the user can receive an alarm for instant notification.</p>
<p>The LSN50v2-S31 is powered by an 8500 mAh lithium-ion SOCI2 battery. It is designed for long-term use up to 10 years. (Battery life depends on usage conditions and update frequency. Please check the relevant Power Analyze report).</p>
<p>Each LSN50v2-S31 is preloaded with a set of unique LoRaWAN registration keys. Register these keys with your local LoRaWAN server and it will connect automatically after power on.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-lsn50v2-s31/">LoRaWAN temperature and humidity sensor Dragino LSN50v2-S31</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<title>LoRaWAN temperature and humidity sensor Dragino S31B-LS</title>
		<link>https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-s31b-ls/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:12 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d1%82%d0%b5%d0%bc%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d1%83%d1%80%d0%b8-%d1%82%d0%b0-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-lorawan-dragino-s31b-ls/</guid>

					<description><![CDATA[<p>S31B-LS is a LoRaWAN temperature and humidity sensor for IoT solution. It is used to accurately measure ambient temperature and relative humidity, and then upload...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-s31b-ls/">LoRaWAN temperature and humidity sensor Dragino S31B-LS</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>S31B-LS is a LoRaWAN temperature and humidity sensor for IoT solution. It is used to accurately measure ambient temperature and relative humidity, and then upload the data to an IoT server via the LoRaWAN wireless protocol.</p>
<p>The temperature and humidity sensor used in the S31B-LS is the SHT31, which has a fully calibrated, linearized and temperature-compensated digital output from Sensirion, ensuring high reliability and long-term stability. The SHT31 is encased in a waterproof, anti-condensation housing for long-term use.</p>
<p>The LoRa wireless technology used in the S31B-LS allows the device to send data over extremely long distances at low data rates. It provides communication with an ultra-wide range of extended spectrum and high resistance to interference, minimizing current consumption.</p>
<p>S31B-LS supports temperature and humidity alarm function, user can set temperature alarm for instant notification. S31B-LS supports data logging function, it can save data when there is no LoRaWAN network and transmit it when the network is restored.</p>
<p>S31B-LS supports BLE setup and wireless OTA update, which makes it easy to use.</p>
<p>The S31B-LS is powered by an 8500 mAh Li-ion battery or a solar battery, designed for up to 5 years of continuous use.Each S31B-LS is preloaded with a set of unique LoRaWAN registration keys. Register these keys with your local LoRaWAN server and it will connect automatically after power on.</p>
<p>Features:</p>
<p>LoRaWAN 1.0.3 Class A</p>
<p>Extremely low power consumption</p>
<p>Measuring range -40°C ~ 80°C</p>
<p>Temperature and humidity alarm</p>
<p>Straps: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865</p>
<p>Support for Bluetooth v5.1 and LoRaWAN remote setup</p>
<p>Support wireless firmware update via OTA</p>
<p>The uplink is periodically activated</p>
<p>Bottom channel for configuration change</p>
<p>Waterproof housing IP66</p>
<p>Solar panel + lithium-ion battery 3000 mAh</p>
<p>Application:</p>
<p>Wireless alarm and security systems</p>
<p>Home and building automation</p>
<p>Automated meter reading</p>
<p>Industrial monitoring and management</p>
<p>Long range irrigation systems, etc.</p>
<p>Technical characteristics:</p>
<p>General characteristics of direct current:</p>
<p>Power supply: built-in battery, 2.5V ~ 3.6V</p>
<p>Operating temperature: -40 ~ 85°C</p>
<p>Temperature sensor:</p>
<p>Range: from -40 to +80°C</p>
<p>Accuracy: ±0.2 at 0-90 °C</p>
<p>Resolution: 0.1°C</p>
<p>Long-term shift: &lt;0.03 °C/year</p>
<p>Humidity sensor:</p>
<p>Range: 0 ~ 99.9% relative humidity</p>
<p>Accuracy: ± 2% RH (0 ~ 100% RH)</p>
<p>Resolution: 0.01% relative humidity</p>
<p>Long-term drift: &lt;0.25% RH/yr</p>
<p>LoRa specification:Frequency range Band 1 (HF): 862 ~ 1020 MHz Max. +22 dBm constant RF output vs</p>
<p>Receiver sensitivity: up to -139 dBm.</p>
<p>Excellent blocking immunity Battery:</p>
<p>Non-rechargeable Li/SOCI2 battery</p>
<p>Capacity: 8500 mAh</p>
<p>Self-discharge: &lt;1% / year at 25°C</p>
<p>Maximum continuous current: 130 mA</p>
<p>Maximum boost current: 2A, 1 second</p>
<p>Energy consumption:</p>
<p>Sleep mode: 5 µA at 3.3 V</p>
<p>LoRa transmission mode: 125 mA at 20 dBm, 82 mA at 14 dBm</p>
<p>The package includes:</p>
<p>1 x S31B-LS LoRaWAN temperature and humidity sensor</p>
<p>Dimensions and weight: The size of the device: 120 * 55 * 200 mm</p>
<p>Weight of the device: 370 g</p>
<p>Part number: S31B-LS-XX</p>
<p>XX : Default frequency range</p>
<p>EU433: The default frequency band is EU433</p>
<p>CN470: CN470 default frequency band</p>
<p>EU868: Standard EU868 frequency range</p>
<p>IN865: Standard frequency range of IN865</p>
<p>KR920: The standard frequency range of the KR920</p>
<p>AS923: AS923 standard frequency range</p>
<p>AU915: Standard AU915 frequency range</p>
<p>US915: Standard US915 frequency range</p>
<p>KZ865: Standard KZ865 frequency range.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-temperature-and-humidity-sensor-dragino-s31b-ls/">LoRaWAN temperature and humidity sensor Dragino S31B-LS</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<item>
		<title>Dragino LHT65S LoRaWAN temperature and humidity sensor</title>
		<link>https://new.polymetrica.com/en/product/dragino-lht65s-lorawan-temperature-and-humidity-sensor/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:11 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d1%82%d0%b5%d0%bc%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d1%83%d1%80%d0%b8-%d1%82%d0%b0-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-dragino-lht65s-lorawan/</guid>

					<description><![CDATA[<p>The Dragino LHT65S temperature and humidity sensor is a long-range LoRaWAN sensor. It contains a built-in temperature and humidity sensor and has a connector for...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/dragino-lht65s-lorawan-temperature-and-humidity-sensor/">Dragino LHT65S LoRaWAN temperature and humidity sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>The Dragino LHT65S temperature and humidity sensor is a long-range LoRaWAN sensor. It contains a built-in temperature and humidity sensor and has a connector for connecting an external temperature sensor.</p>
<p>The LHT65S allows users to send data over extremely long distances. It provides ultra wide range spread spectrum communication and high immunity to interference while minimizing current consumption. It is designed for professional wireless sensor networks such as irrigation systems, smart metering, smart cities, building automation, etc.</p>
<p>The LHT65S has a built-in non-rechargeable 2400 mAh battery that can be used for up to 10 years*.</p>
<p>LHT65S is fully compliant with LoRaWAN v1.0.3 class A protocol, it can work with standard LoRaWAN gateway.</p>
<p>LHT65S supports Datalog function. It will record data when there is no network coverage and users can retrieve sensor values ​​later to ensure that no sensor reading is missed.</p>
<p>*Actual battery life depends on data transmission frequency, see battery analyzer section.</p>
<p>Features: Class A LoRaWAN protocol Frequency bands: CN470/EU433/KR920/US915/EU868/AS923/AU915 AT commands to change parameters Remote parameter setting via LoRaWAN Downlink Firmware update via software port Built-in 2400 mAh battery, up to 10 years life* Built-in temperature and humidity sensor Additional sensors Three-color LED for external status indications Data log function Wall mounting</p>
<p>Applications: Wireless alarm and security systems Home and building automation Automated meter reading Industrial monitoring and control Long range irrigation systems, etc.</p>
<p>Built-in temperature sensor:</p>
<p>Resolution: 0.01 °C</p>
<p>Accuracy tolerance: Typically ±0.3 °C</p>
<p>Long-term drift: &lt; 0.02 °C/year</p>
<p>Operating range: -40 ~ 80 °C</p>
<p>Built-in humidity sensor:</p>
<p>Resolution: 0.04% relative humidity</p>
<p>Accuracy tolerance: Type ±3% relative humidity</p>
<p>Long-term drift: &lt; 0.02 °C/year</p>
<p>Operating range: 0 ~ 96% relative humidity</p>
<p>External temperature sensor:</p>
<p>Resolution: 0.0625 °C</p>
<p>Accuracy ±0.5°C from -10°C to +85°C</p>
<p>Accuracy ±2°C from -55°C to +125°C</p>
<p>Operating range: -55 °C ~ 125 °C</p>
<p>The package includes:</p>
<p>Temperature and humidity sensor LHT65S x 1 Additional external sensor</p>
<p>Model:</p>
<p>LHT65S-XXX XXX : Standard frequency range</p>
<p>AS923 : LoRaWAN AS923 range</p>
<p>AU915 : LoRaWAN range AU915</p>
<p>EU433 : LoRaWAN range EU433</p>
<p>EU868 : LoRaWAN range EU868</p>
<p>KR920 : KR920 LoRaWAN range</p>
<p>US915 : LoRaWAN range US915</p>
<p>IN865 : LoRaWAN range IN865</p>
<p>CN470 : LoRaWAN range CN470.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/dragino-lht65s-lorawan-temperature-and-humidity-sensor/">Dragino LHT65S LoRaWAN temperature and humidity sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<title>LoRaWAN leaf moisture sensor Dragino LMS01-LB</title>
		<link>https://new.polymetrica.com/en/product/lorawan-leaf-moisture-sensor-dragino-lms01-lb/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:09 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-%d0%bb%d0%b8%d1%81%d1%82%d1%8f-lorawan-dragino-lms01-lb/</guid>

					<description><![CDATA[<p>LMS01-LB — is a LoRaWAN leaf moisture sensor for the Internet of Things in Agriculture. It is designed to measure humidity and leaf temperature ,...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-leaf-moisture-sensor-dragino-lms01-lb/">LoRaWAN leaf moisture sensor Dragino LMS01-LB</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p>LMS01-LB — <strong>is a LoRaWAN leaf moisture sensor</strong> for the Internet of Things in Agriculture. It is designed to measure <strong>humidity and leaf temperature</strong> , to send to the platform to analyze the state of the leaves, for example: watering, moistening, dew, frozen. The probe is waterproof according to the IP67 standard.</p>
<p><strong>LMS01-LB detects humidity and temperature</strong> leaves using the FDR method, it senses the dielectric constant caused by liquid on the leaf surface and overlays the leaf moisture value. The sensor is designed in the shape of a leaf to best mimic real leaf characteristics. The probe has a density of 15 lines of leaf veins per centimeter, thanks to which it can sense small drops and more accurately.</p>
<p>The LoRa wireless technology used in the LMS01-LB allows the device to send data and reach extremely long distances at low data rates. It provides ultra-long range spread-spectrum communication and high immunity to interference while minimizing current consumption.</p>
<p>LMS01-LB <strong>Supports BLE configuration and wireless OTA update</strong> , which makes it easy for the user to use.</p>
<p>LMS01-LB is powered by <strong>Li-SOCI2 battery with a capacity of 8500 mAh</strong> , designed for long-term use up to 5 years.</p>
<p>Each LMS01-LB is pre-loaded with a set of unique LoRaWAN registration keys, register these keys to the local LoRaWAN server and it will connect automatically after power on.</p>
<p><strong>Features:</strong><br />
LoRaWAN 1.0.3, Class A<br />
Ranges: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865<br />
Ultra-low power consumption<br />
Control of leaf humidity<br />
Leaf temperature control<br />
Battery level control<br />
Support for Bluetooth v5.1 and LoRaWAN remote setup<br />
Support wireless OTA update of AT firmware<br />
Commands for changing parameters<br />
Downlink to change configuration<br />
Waterproof housing IP66<br />
Degree of protection IP67 for the sensor<br />
8500mAh battery for long-term use</p>
<p><strong>Application:</strong><br />
Smart agriculture</p>
<p><strong>Specification: </strong></p>
<p><strong>General characteristics of direct current:</strong></p>
<p>Power supply: Built-in Li-SOCI2 8500mAh battery, 2.5V ~ 3.6V<br />
Operating temperature: -40 ~ 85°C<br />
Leaf humidity: percentage of water drops on the total leaf surface Range 0-100%<br />
Resolution: 0.1% Accuracy: ±3%（0-50%）；±6%（&gt;50%)<br />
Protection IP67<br />
Length: 3.5 meters<br />
Leaf temperature: Range -50 ℃ ~ 80 ℃<br />
Resolution: 0.1℃<br />
Accuracy: &lt;±0.5 ℃ (-10 ℃ ~ 70 ℃), &lt;±1.0 ℃ (others)<br />
Protection IP67 D<br />
blackberry: 3.5 meters</p>
<p><strong>LoRa specification:</strong><br />
Frequency range Band 1 (HF): 862 ~ 1020 MHz Max. +22dBm constant RF output vs<br />
RX sensitivity: up to -139 dBm.<br />
Excellent blocking immunity</p>
<p><strong>Battery:</strong><br />
Non-rechargeable Li/SOCI2 battery<br />
Capacity: 8500mAh<br />
Self-discharge: &lt;1% / year at 25°C<br />
Maximum direct current: 130 mA<br />
Maximum boost current: 2A, 1 second</p>
<p><strong>Consumed power:</strong><br />
Sleep mode: 5 µA at 3.3 V<br />
LoRa transmission mode: 125 mA at 20 dBm, 82 mA at 14 dBm</p>
<p><strong>The package includes:</strong><br />
LMS01-LB LoRaWAN Leaf Moisture Sensor x 1</p>
<p><strong>Size and weight:</strong><br />
Device size: 195 * 125 * 55 mm<br />
Weight of the device: 420 g</p>
<p>Order information:</p>
<p><strong>Model: LMS01-LB-XXX:</strong><br />
<strong> XXX : Default frequency range</strong><br />
EU433: The default frequency range is EU433<br />
CN470: CN470 default frequency range<br />
EU868: The default frequency band is EU868<br />
IN865: Default frequency range of IN865<br />
KR920: The default frequency range of the KR920<br />
AS923: AS923 default frequency range<br />
AU915: AU915 default frequency range<br />
US915: US915 default frequency range.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-leaf-moisture-sensor-dragino-lms01-lb/">LoRaWAN leaf moisture sensor Dragino LMS01-LB</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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		<title>LoRaWAN Dragino LSE01 soil moisture and conductivity sensor</title>
		<link>https://new.polymetrica.com/en/product/lorawan-dragino-lse01-soil-moisture-and-conductivity-sensor/</link>
		
		<dc:creator><![CDATA[Polymetrica]]></dc:creator>
		<pubDate>Tue, 26 May 2026 12:20:09 +0000</pubDate>
				<guid isPermaLink="false">https://new.polymetrica.com/product/%d0%b4%d0%b0%d1%82%d1%87%d0%b8%d0%ba-%d0%b2%d0%be%d0%bb%d0%be%d0%b3%d0%be%d1%81%d1%82%d1%96-%d2%91%d1%80%d1%83%d0%bd%d1%82%d1%83-%d1%82%d0%b0-%d0%b5%d0%bb%d0%b5%d0%ba%d1%82%d1%80%d0%be%d0%bf%d1%80-2/</guid>

					<description><![CDATA[<p>LSE01 is a new generation intelligent soil sensor for smart agriculture. Built for demanding conditions, it accurately measures soil moisture, temperature and conductivity using a...</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-dragino-lse01-soil-moisture-and-conductivity-sensor/">LoRaWAN Dragino LSE01 soil moisture and conductivity sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
]]></description>
										<content:encoded><![CDATA[<p><strong>LSE01 is a new generation intelligent soil sensor for smart agriculture.</strong></p>
<p>Built for demanding conditions, it accurately measures soil moisture, temperature and conductivity using a reliable temperature-compensated FDR method. Factory calibrated on mineral soil types, the LSE01 is ideal for use in saline, alkaline and loamy soils.</p>
<p>Working on the basis of energy-efficient technology <strong>LoRaWAN</strong>, LSE01 provides stable wireless data transmission over long distances with minimal power consumption. Ultra-long range radio communication, resistance to interference and reliability in real time — all this opens up a new level of agricultural monitoring efficiency.</p>
<p>Equipped with powerful <strong>Li-SOCI2 battery</strong> (4000 or 8500 mAh), the LSE01 is capable of operating <strong>up to 10 years without recharging</strong>, making it an ideal solution for long-term field use.</p>
<p>The device is already preconfigured for <strong>rapid integration</strong>: thanks to the unique registration keys, it automatically connects to the local LoRaWAN server after power-on.</p>
<p>Запис <a href="https://new.polymetrica.com/en/product/lorawan-dragino-lse01-soil-moisture-and-conductivity-sensor/">LoRaWAN Dragino LSE01 soil moisture and conductivity sensor</a> спершу з'явиться на <a href="https://new.polymetrica.com/en/home-en/">Polymetrica</a>.</p>
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