FeaturesThe screen of this series can display four lines text or message at the same time. It not only has the features of light weight, cost-effective price, good flexibility in use, and easy-to-control operation, but also supports various communication protocolsSpecificationsSpecifications*4.1" STN LCD (Monochrome) *192*64 pixels *0~9 numeric keys and user-defined function keys available *Built-in RS-232 Modbus ASCII/RTU mode *User-defined boot screen available *Supports Modbus slave mode...