The Dragino LT22222-L Series I/O Module with SX1276/78 is a long-range LoRa I/O controller featuring a programmed STM32 microcontroller. This module includes various I/O interfaces such as analogue current input, analogue voltage input, relay output, bidirectional digital input, and digital output. The LT I/O module is designed to simplify I/O monitoring and switching of loads using LoRa technology. It allows users to send and receive data over long distances, making installation easy and cost-effective. The controller is pre-programmed with a unique EUI ID and can be easily commissioned via the TTN Network using OTAA. Detailed information is available in the user manual.

Application examples for the Dragino LT-22222-L LoRa module include:

• A perfect alternative to a Sonoff with LoRa, eliminating the need for WiFi
• Irrigation systems
• Smart metering
• Sensor network applications
• Building automation
• Intelligent IoT factory
• Intelligent IoT agriculture
• Intelligent IoT cities
• Intelligent IoT buildings and home automation
• Monitoring and switching of consumers in a holiday home or caravan without an internet connection

Technical details:

• Type: LT-22222-L-EU868
• STM32L072CZT6 microcontroller
• Operating voltage: 7 to 24V
• Power consumption idle: 4mA at 12V
• Power consumption 20dB transmit: 34mA at 12V
• SX1276/78 LoRa wireless chip
• LoRaWAN Class A & Class C protocol
• Optional custom LoRa protocol
• LoRa Band: EU868
• FSK, GFSK, MSK, GMSK, LoRa TM, and OOK modulation
• AT commands for changing parameters
• 2x digital input bi-directional (max. 6V)
• 2x digital output (max. 36V, 450mA)
• 2x relay output (5A at 250VAC / 30VDC)
• 2x 0 to 20mA analogue input (resolution: 0.01mA)
• 2x 0 to 30V analogue input (resolution: 0.01V)
• Dimensions: 135 x 70 x 30mm
• Weight: 170g

Scope of delivery:

• 1x Dragino LT-22222-L LoRa I/O Controller Node
• 1x programming cable
• 1x antenna 868MHz.