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K20m
The Beijer K20m is an operator interface module designed for practical applications. Compact in dimension, measuring 155 x 155 x 52.4 mm, this unit features a monochrome FSTN-LCD display with 240 x 64 pixels resolution. It has a membrane switch keypad with metal domes, ensuring ease of use across various environments.
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Technical specifications for K20m
| Manufacturer | Beijer |
|---|---|
| Product Line | EXTER |
| Part Number | K20m |
| Module | Operator Interface |
| Number of LEDs | 6 |
| Cutout Size | 120 x 138 mm |
| Keyboard | Yes |
| Keypad Type | Membrane switch keypad with metal domes |
| Housing Material | Powder-coated aluminum |
| Project Storage | 512 KB |
| Serial Port 1 | RS 232 (RTS/CTS) |
| Serial Port 2 | RS422 (RTS)/RS485 |
| Power Consumption at Rated Voltage | 2.4 Watts max. |
| Display Type | FSTN-LCD, 240 x 64 pixels, monochrome |
| Power Supply | 24V DC (20-30V DC) |
| Ambient Operating Temperature | 0°C - 50°C |
The K20m model from Beijer, classified as an operator interface module, is optimized for user interaction in various applications. Its dimensions are 155 x 155 x 52.4 mm and include a cutout size of 120 x 138 mm for installation purposes. The device contains six LED indicators for enhanced user feedback.
The interface features a monochrome FSTN-LCD display with 240 x 64 pixels, providing clear data visibility. A membrane switch keypad featuring metal domes is also integrated, allowing for responsive input actions. The housing is constructed of powder-coated aluminum, ensuring durability.
For connectivity, this model offers two serial ports: one RS 232 port with RTS/CTS support and a second compatible with RS422 (RTS) and RS485 standards, enhancing versatility in communication.
It requires a power supply of 24V DC and functions effectively within a range of 20-30V DC. The maximum power consumption does not exceed 2.4 watts, making it efficient. The equipment weighs 0.55 kg, facilitating easy handling and installation. Operating temperature conditions span from 0°C to 50°C, making it suitable for various environments. Additionally, it provides project storage capabilities of 512 KB, allowing for flexible project management.
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