https://www.perle.com/Modbus-Ethernet
赞助Connect Modbus RTU or ASCII devices to Modbus/TCP Networks with RS485 to Modbus Converters. Convert Ethernet Modbus/TCP to or from serial Modbus RTU/ASCII.
Operate in -40°F to 167°F · Lifetime Warranty · RS485, RS422, & RS232 · Easy Configuration