Description

ABB  PP877K  touch screen module

Interface
Serial ports: 4, COM1 (RS232), COM2 (RS422/RS485), COM3 (RS232), COM4 (RS422/RS485), all 9-pin D-type sub-interfaces with standard locking screws.
Ethernet: 1 10/100 BASE-T (shielded RJ45) interface.
USB: 1 USB Host 2.0 interface, with a maximum output current of 200mA.

Processing and storage
Processor: 400MHz ARM9.
External storage: 1 SD card is optional, compatible with standard SD format, with a maximum of 2GB.
Memory: 128MB SSD (NAND flash memory) for application storage, 128MB DDR2 RAM.

Display
Type: TFT-LCD with LED backlight.
Resolution: 800×480 pixels.
Color depth: 64K color.
Brightness: 450cd/m².
Viewing Angle: 160° horizontally, 140° vertically.
Backlight lifespan: 50,000 hours.
Effective display area: 211.2mm×158.4mm.

Power supply
Rated voltage: +24V DC (Allowable range: 18-32V DC).
Power consumption: Normally 9.6W.
Real-time clock battery: Lithium-manganese battery BR2032, welded type.
Internal DC fuse: 2.0A, 5×20mm.