LED Text display MD204L OP320-A text viewer RS232/RS485 modbus protocol 4X 3X

LED Text display MD204L OP320-A text viewer RS232/RS485 modbus protocol 3X 4X Cost-effective Monochrome LCD with 20 key-presses Key-press can be defined as function keys control the PLC PLC's data and value monitor . Suitable for various PLC Alarm information list, display current alarm information by items at real time support the modbus protocol 3X 4X.. Package list: 1. text display 1pc 2. Rs232 cable 1pc