Dragino LT-22222 L LoRa I/O Controller

The Dragino LT-22222-L is a Long Range LoRa I/O Controller designed for simplified I/O monitoring installation. It offers various I/O interfaces, including analog inputs, relay outputs, and digital I/O. With ultra-long-range communication, high interference immunity, and low current consumption, it’s ideal for professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, and building automation.

Tested Date: 25 February 2025

Features

Equipped with Multiple I/O Ports
LT-22222 L is equipped with 2× digital input (bi-direction) ports, 2× digital output ports, 2× relay output ports, 2× 0 to 20 mA analog input ports, 2× 0 to 20 V analog input ports, power input (0 to 24 V) ports.

Multiple I/O Ports Functionality
LT-22222 L is equipped with multiple I/O port with different functionality, which facilitates port for relay I/O, Digital I/O, and analog I/O.

Pre-Loaded Unique Keys
LT-22222 L comes pre-loaded with unique keys for LoRaWAN registration, enabling automatic connection upon power-on, simplifying setup.

Specifications

Battery	External Ports
Type: Li/SOCI2 un-chargeable battery Capacity: 8,500mAh Max current (continuously): 130mA Max boost current: 2A, 1 second	2× Digital dual direction Input (Detect High/Low signal, Max: 50 V, or 220 V with optional external resistor) 2× Digital Output (NPN output. Max pulls up voltage 36 V, 450 mA) 2× Relay Output (5 A@ 250 VAC / 30 VDC) 2× 0 to 20 mA Analog Input (res: 0.01 mA) 2× 0 to 30 V Analog Input (res: 0.01 V)
Protocol	Dimension
LoRaWAN Version: Class A & Class C protocol Supported Bands: CN470, EU433, KR920, US915, EU868, AS923, AU915	145mm × 50mm × 80mm (5.71in × 1.97in × 3.15in)

Case Studies

This case study explores the practical applications of the LT-22222-L sensor, highlighting its ability simplified the I/O monitoring.

Smart Agriculture

By placing LT-22222-L on several patches to monitor the soil moisture.

Irrigation Monitoring:
With the help of soil moisture sensor, the LT-22222-L can tell the soil condition and automatically activate the relay to turn the water sprinkler system on.

Utilities Management

By placing LT-22222-L near the electrical device which consume high power or by placing the device near the water pipe, to monitor the electricity or water usage.

Wireless Metering:
The LT-22222-L can be used to obtain data regarding water and electricity consumption by connecting it to an electrical current sensor and a water flow sensor.

Smart Cities Infrastructure

By placing LT-22222-L on various urban infrastructure elements like lighting, waste management, and environmental conditions.

Infrastructure Monitoring:
User can obtain data of several variables in one place by connecting the LT-22222-L with many sensors with the different functions to monitor the condition of each infrastructure.

Building Automation

By placing the LT-22222-L on lighting, HVAC systems, and other components.

Energy Efficiency Management:
Applying LT-22222-L in building automation for efficient control of lighting, HVAC systems, and other components, leading to energy savings.

Features

Multiple I/O Ports Functionality
LT-22222 L is equipped with multiple I/O port with different functionality, which facilitates port for relay I/O, Digital I/O, and analog I/O.

Pre-Loaded Unique Keys
LT-22222 L comes pre-loaded with unique keys for LoRaWAN registration, enabling automatic connection upon power-on, simplifying setup.

Specifications

Battery	External Ports
Type: Li/SOCI2 un-chargeable battery Capacity: 8,500mAh Max current (continuously): 130mA Max boost current: 2A, 1 second	2× Digital dual direction Input (Detect High/Low signal, Max: 50 V, or 220 V with optional external resistor) 2× Digital Output (NPN output. Max pulls up voltage 36 V, 450 mA) 2× Relay Output (5 A@ 250 VAC / 30 VDC) 2× 0 to 20 mA Analog Input (res: 0.01 mA) 2× 0 to 30 V Analog Input (res: 0.01 V)
Protocol	Dimension
LoRaWAN Version: Class A & Class C protocol Supported Bands: CN470, EU433, KR920, US915, EU868, AS923, AU915	145mm × 50mm × 80mm (5.71in × 1.97in × 3.15in)

Case Studies

This case study explores the practical applications of the LT-22222-L sensor, highlighting its ability simplified the I/O monitoring.

Smart Agriculture

By placing LT-22222-L on several patches to monitor the soil moisture.

Irrigation Monitoring:
With the help of soil moisture sensor, the LT-22222-L can tell the soil condition and automatically activate the relay to turn the water sprinkler system on.

Utilities Management

By placing LT-22222-L near the electrical device which consume high power or by placing the device near the water pipe, to monitor the electricity or water usage.

Wireless Metering:
The LT-22222-L can be used to obtain data regarding water and electricity consumption by connecting it to an electrical current sensor and a water flow sensor.

Smart Cities Infrastructure

By placing LT-22222-L on various urban infrastructure elements like lighting, waste management, and environmental conditions.

Infrastructure Monitoring:
User can obtain data of several variables in one place by connecting the LT-22222-L with many sensors with the different functions to monitor the condition of each infrastructure.

Building Automation

By placing the LT-22222-L on lighting, HVAC systems, and other components.

Energy Efficiency Management:
Applying LT-22222-L in building automation for efficient control of lighting, HVAC systems, and other components, leading to energy savings.

Dragino LT-22222 L LoRa I/O Controller

Features

Specifications

Case Studies

Features

Specifications

Case Studies

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