Direct-Link MODBUS/TCP to Serial, DRL-EMB-SRM
Direct-Link MODBUS/TCP gateway allows you to connect any Modbus serial equipment to a Modbus TCP network. It works as Client or Server on the Modbus TCP side, and as a Modbus client or server on the other side. It is also possible to integrate other protocols on the serial link. Direct-Link Modbus/TCP is configured using its own embedded web server. It also provides 1 digital input and 1 digital output drivable through Modbus.
Modbus, Modbus TCP
See attached spec. sheet.