... for various PLC brands OP320-A-SDescriptions: 3.7-inch Monochrome LCD,20 key-presses,Suitable ... keys, RS232/RS485MP330-SOperate panel with touch function, 3.7 inch monochrome, 192*64 pixels, 24ASCII* ... software to programMP360-LOperate panel with touch function, 3.7 inch monochrome, 192*64 pixels, 24ASCII* ... SRAMInterfaceCOM PortRS485COM PortRS232 /RS422 3.7'' panel OP320-A-S XINJE panel