IoT Gateway MLD device developed by MEI GROUP, supports LAN/4G LTE connection, data collection from RS485/Modbus RTU, Modbus TCP, LoRa and other industrial protocols. The device integrates W25Q128 memory or SD Card to store FIFO buffer, ensuring no data loss when connection is lost. Gateway supports SSL/TLS, remote OTA, incident warning and data synchronization to Cloud, SCADA or enterprise server, suitable for water supply, environment, agriculture and smart factories.
MLD IoT Gateway
Products
MLD IoT Gateway
Equipment IoT Gateway MLD is a new generation data collection - synthesis - transmission unit of MEI GROUP, flexible connection via LAN or 4G network, integrated SD/Winbond Flash Allows local data caching, ensuring safety and continuity even when Internet connection is lost.
Gateway supports communication with multiple field devices via RS485/Modbus RTU, LoRa, CAN, MQTT, collects operating parameters from sensors, meters and control devices, then processes - standardizes - encodes and sends them back. server/SCADA/MEI ECO Cloud.
Outstanding features
Dual connection: LAN Ethernet or 4G LTE ensures stable, uninterrupted data transmission.
Smart local storage: Integrated Winbond W25Q128 or SD Card helps save FIFO millions of records, automatically resend when the network recovers.
Multi-protocol support: Modbus RTU/TCP, LoRa, MQTT, HTTP/HTTPS, BLE (optional).
Collect multipoint data: Connect multiple devices simultaneously, standardize data according to JSON/MEI ECO standards.
High security: Supports TLS/SSL encryption, key management, device whitelist.
Remote OTA mechanism: Secure firmware update via server or MQTT.
Industrial design: Optional IP65/IP67 case, stable operation 24/7, anti-interference, lightning protection.
Application
Pump station, DMA, electronic water meter, pressure - flow - water level sensor.
Meteorological - hydrological system, rain gauge, reservoir.
Smart factory, line monitoring, industrial SCADA.
Environmental monitoring, wastewater, water quality.
Technical specifications are subject to change.
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