4Relay/4DI IoT Modbus/SNMP/MQTT 2-Ports Ethernet Remote I/O

4ch relay/4ch digital input(counter)
Protocols:MQTT(TLS),SNMP,Modbus TCP,RESTful,ASCII
GCL to perform basic logic control rules
Cloud access: Data update to Azure
Auto-bypass function to ensure daisy-chain data transmission
Peer-to-Peer function to map I/O status
Built-in web server
Watchdog timer to recover the system