The Dragino DDS20-NB is a NB-IoT Ultrasonic liquid level sensor for Internet of Things solution. It uses none-contact method to measure the height of liquid in a container without opening the container, and send IoT platform via NB-IoT network.

The DDS20-NB sensor is installed directly below the container to detect the height of the liquid level. User doesn't need to open a hole on the container to be tested. The none-contact measurement makes the measurement safety, easier and possible for some strict situation.  

DDS20-NB uses ultrasonic sensing technology for distance measurement. DDS20-NB is of high accuracy to measure various liquid such as: toxic substances, strong acids, strong alkalis and various pure liquids in high-temperature and high-pressure airtight containers.

DDS20-NB supports different uplink methods including MQTT, MQTTs, UDP & TCP for different application requirement, and support uplinks to various IoT Servers.

DDS20-NB supports BLE configure and OTA update which make user easy to use.

DDS20-NB is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to several years.

DDS20-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration.

The Dragino MDS120-NB is a  NB-IoT Microwave Radar distance Sensor for Internet of Things solution. It uses use Microwave Radar to detect the distance between sensor and different objects. Different from ultrosonic or Lidar measurement. Microwave Radar is more reliable for condensation / dusty environment. It can sense correct distance even there is water or think dust on top of the sensor.

The MDS120-NB can be applied to scenarios such as horizontal distance measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, etc.

MDS120-NB supports different uplink methods including MQTT, MQTTs, UDP & TCP for different application requirement, and support uplinks to various IoT Servers.

MDS120-NB supports BLE configure and OTA update which make user easy to use.

MDS120-NB is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to several years.

MDS120-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration.

The Dragino PS-NB series sensors are NB-IoT Pressure Sensor for Internet of Things solution. PS-NB can measure Air, Water pressure and liquid level and upload the sensor data send to IoT platform via NB-IoT network. 

The PS-NB series sensors include Thread Installation Type and Immersion Type, it supports different pressure range which can be used for different measurement requirement. 

PS-NB supports different uplink methods including MQTT, MQTTs, UDP & TCP for different application requirement, and support uplinks to various IoT Servers.

PS-NB supports BLE configure and OTA update which make user easy to use.

PS-NB is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to several years.

PS-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration.

The Dragino D23-NB is a NB-IoT Temperature Sensor for Internet of Things solution. D23-NB will convert the Temperature reading to upload the sensor data send to IoT platform via NB-IoT network.

The temperature sensor used in D23-NB can measure -55°C ~ 125°C with accuracy ±0.5°C (max ±2.0 °C).

D23-NB supports temperature alarm feature, user can set temperature alarm for instant notice. D23-NB supports Datalog feature, it can save the data when there is no NB-IoT network and uplink when network recover.

D23-NB supports diferent uplink methods including MQTT, MQTTs, UDP & TCP for diferent application requirement, and support uplinks to various IoT Servers.

D23-NB supports BLE confgure and OTA update which make user easy to use.

D23-NB is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to several years.

D23-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple confguration.

The Dragino D22-NB is a NB-IoT Temperature Sensor for Internet of Things solution. D22-NB will convert the Temperature reading to upload the sensor data send to IoT platform via NB-IoT network.

The temperature sensor used in D22-NB can measure -55°C ~ 125°C with accuracy ±0.5°C (max ±2.0 °C).

D22-NB supports temperature alarm feature, user can set temperature alarm for instant notice. D22-NB supports Datalog feature, it can save the data when there is no NB-IoT network and uplink when network recover.

D22-NB supports diferent uplink methods including MQTT, MQTTs, UDP & TCP for diferent application requirement, and support uplinks to various IoT Servers.

D22-NB supports BLE confgure and OTA update which make user easy to use.

D22-NB is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to several years.

D22-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple confguration.

The Dragino D20-NB and D20S-NB is a NB-IoT Temperature Sensor for Internet of Things solution. D20-NB/D20S-NB will convert the Temperature reading to upload the sensor data send to IoT platform via NB-IoT network.

The temperature sensor used in D20-NB/D20S-NB can measure -55°C ~ 125°C with accuracy ±0.5°C (max ±2.0 °C).

D20-NB/D20S-NB supports temperature alarm feature, user can set temperature alarm for instant notice. D20-NB supports Datalog feature, it can save the data when there is no NB-IoT network and uplink when network recover.

D20-NB/D20S-NB supports diferent uplink methods including MQTT, MQTTs, UDP & TCP for diferent application requirement, and support uplinks to various IoT Servers.

D20-NB/D20S-NB supports BLE confgure and OTA update which make user easy to use.

D20-NB/D20S-NB is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to several years.

D20-NB/D20S-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple confguration.

SN50v3-NB is a Long Range NB-IoT Sensor Node.  It is designed to facilitate developers to quickly deploy industrial level NB-IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to program, create and connect your things everywhere.

SN50v3-NB wireless part is based on NB model allows the user to send data and reach extremely long ranges at low data-rates.It provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.

SN50v3-NB uses STM32l0x chip from ST, STML0x is the ultra-low-power STM32L072xxxx microcontrollers incorporate the connectivity power of the universal serial bus (USB 2.0 crystal-less) with the high-performance ARM® Cortex®-M0+ 32-bit RISC core operating at a 32 MHz frequency, a memory protection unit (MPU), high-speed embedded memories (192 Kbytes of Flash program memory, 6 Kbytes of data EEPROM and 20 Kbytes of RAM) plus an extensive range of enhanced I/Os and peripherals.

SN50v3-NB is an open source product, it is based on the STM32Cube HAL drivers and lots of libraries can be found in ST site for rapid development.

SN50v3-NB supports different uplink methods including MQTT, MQTTs, UDP & TCP for different application requirement, and support uplinks to various IoT Servers.

SN50v3-NB supports BLE configure and OTA update which make user easy to use.

SN50v3-NB is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to severa years.

SN50v3-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration.

The Dragino PS-NB-NA is a NB-IoT Analog Sensor for Internet of Things solution. PS-NB-NA has 5v and 12v output, 4~20mA, 0~30v input interface to power and get value from Analog Sensor. PS-NB-NA will convert the Analog Value to NB-IoT wireless data and send to IoT platform via NB-IoT network.

PS-NB-NA supports different uplink methods including MQTT, MQTTs, UDP & TCP for different application requirement, and support uplinks to various IoT Servers.

PS-NB-NA supports BLE configureand OTA update which make user easy to use.

PS-NB-NA is powered by 8500mAh Li-SOCI2 battery, it is designed for long-term use up to severa years.

PS-NB-NA has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration.

The Dragino DS20L is a smart distance detector base on long-range wireless LoRaWAN technology. It uses LiDAR sensor to detect the distance between DS20L and object, then DS20L will send the distance data to the IoT Platform via LoRaWAN. DS20L can measure range between 3cm ~ 200cm.

DS20L allows users to send data and reach extremely long ranges via LoRaWAN. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such smart cities, building automation, and so on.

DS20L has a built-in 2400mAh non-chargeable battery for long-term use up to several years*. Users can also power DS20L with an external power source for continuous measuring and distance alarm / counting purposes.

DS20L is fully compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.

The Dragino S31-NB and S31B-NB are NB-IoT Temperature and Humidity Sensor for Internet of Things solution. It is used to measure the surrounding environment temperature and relative air humidity precisely, and then upload to IoT server via NB-IoT network.

The temperature & humidity sensor used in S31-NB / S31B-NB is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion, it provides a strong reliability and long-term stability. The SHT31 is fixed in a waterproof anti-condensation casing for long term use.

S31-NB / S31B-NB supports different uplink methods include TCP, MQTT, UDP for different application requirement, and support uplinks to various IoT Servers.

S31-NB / S31B-NB is powered by 8500mAh Li-SOCI2 battery, It is designed for long term use up to several years. (Real-world battery life depends on the use environment, update period and uplink method. Please check related Power Analyze report).

S31-NB / S31B-NB has the optional build-in SIM card and default IoT server connection version. Which make it works with simple configure.