USR-DR502-E Wide Range Cost-effective 4G LTE Cat 1 Modem Support RS485 Serial Port Built-in 35 mm DIN Rail Seat with MQTT/SSL

2 models are available:
MQTT/SSL Version
Modbus RTU to TCP Version
DIN-Rail series include Serial to
Ethernetconverters, 4G LTE Cat 1 modem and 4G industrial routers. Their
built-in 35 mm DIN rail seat applies to all DIN-Rail installation scenarios. USR-DR502-E is shown as following
●9-36V wide power supply range
●LTE Cat 1 & GSM with sim card slot
●Transparent transmission and AT command mode
●HTTP,MQTT,SMS
●SMS,NET,Serial AT command configuration
●FTP Upgrade and FOTA self-upgrade
●Socket Distribution Protocol