
The Samkoon 7-inch HMI with isolated serial ports can electrically isolate the screen itself from devices connected to the serial port, preventing severe external factors such as static electricity, power surges, harmonics, etc. from affecting the display.
Product Features
- Serial port isolation
- Adapt to various harsh environments, strong magnetic interference and other working situations
- Structural innovation, serial port vertical outlet
- Based on Linux system, which is stable, efficient, safe and reliable
- Industrial high-performance Cortex A7 processor up to 1GHz.dual core
- Support multiple communication modes (RS232/485, Ethernet)
- Support USB download
Connectivity

Characteristics
| Model | SK-070QI |
|---|---|
| Structure and Environment | |
| Size (mm) | 203×145×35 |
| Hole size (mm) | 192×138 |
| Display size (mm) | 7″ (16:9) |
| Weight (g) | 543 |
| Working environment temperature | -20°C~55°C (no freezing) |
| Working environment humidity | 5~95% (non-condensing) |
| Shock resistance | 10~25Hz (XYZ direction 2G/30 minutes) |
| Shell material | Engineering plastic ABS+PC |
| Power Supply | |
| Power consumption (W) | 4 |
| Power supply voltage | (DC12~24V)±15% |
| Static level | ±6kV |
| Display | |
| Resolution (PX) | 800×480 |
| Contrast | 400:1 |
| Brightness (cd/m²) | 450 |
| Touch panel | 4-wire high precision touch panel |
| Display colors | 16.77 million |
| Backlight Module | LED |
| Hardware | |
| Storage | 128MB DDR3 |
| CPU | Cortex A7 1GHz, Dual Core |
| RAM | 128MB FLASH |
| Interface | |
| Network interface | YES |
| WIFI | NO |
| 4G | NO |
| USB download port | YES |
| U disk port | YES |
| Serial interface | COM1:RS232 (insulated); COM2: RS485 (insulated) |
| Can interface | NO |
| Wiring port | NO |
| Other Parameters | |
| FCC Compatibility | Complies with FCC, Class A |
| Withstand voltage test | 1000V AC, 1 minute |
| CE certification | Complies with EN55032 and EN55035 standards |
| Protection class | IP65 (front panel) |
| Configuration Software | SKTOOL |