Devices with Modbus TCP connect to the cloud directly (without a gateway) - Internet access is required for connection.
Devices with Modbus RTU connect to the cloud via one of three gateways:
GU-24-Cloud is a gateway with two SIM cards and a universal Ethernet port. It is possible to select the Ethernet port operation mode: connection of devices with Modbus TCP ...
The GW-24-Cloud gateway supports primary and reserve Wi-Fi connections. If the primary network becomes unavailable, it automatically switches to the reserve connection. GG-24-Cloud and GE-24-Cloud models do not support network failover.