MD204L is specifically developed for low-end market a product, which uses backlit STN LCD display with a resolution of 192 × 64 pixels, support for displaying Chinese characters in 4 lines × 12; using long-life film is free to define as a push button switch function keys, keypad with digital input, modify the parameters more convenient; it can support most of the manufacturers directly to PLC communication; programming software, a powerful and easy to use, can support graphs, bar graphs and other advanced features, but also BMP format can be directly embedded bitmap graphics; is your best choice for the cost of control equipment. 
 Hardware Specifications (Hardware Specifications) 
 Display: 3.7-inch STN LCD 
 Resolution: 192 × 84 pixels (supports 4 lines × 12 Chinese characters display) 
 Brightness: 60 cd / square meter color: color contrast ratio: 15:1 
 Backlight: long-life green LED CPU: 16-bit processor 
 Memory: 512KB Flash ROM 
 Communication ports: COM1: PC RS232 & PLC RS485/422 & PLC RS232 
 Function keys: 20 freely definable (with 12 digital input buttons) 
 Real Time Clock: optional print port: none, 
 System Diagnostics: Power failure detection