Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus ...

The gateway module features an automatic read function and is equipped with one RJ45 10/100 Mbps Ethernet port and one RS-422/485 2 or 4-wire serial port. It supports up to 12Modbus TCP Client (master ...

The first module is a Standard version (SST-ERS2-CPX-S) and the second is a Plus version (SST-ESR2-CPX-P), which supports extended addressing to 30,000 I/O words and up to 256 Modbus commands per ...