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The Siemens 6ES5255-3AB11 provides local operator visualization. This display module belongs to the SIMATIC S5 controller family. It mounts directly onto the front panel of the CPU. You can use it for monitoring process values and system status.
Key Technical Specifications
Below you will find the accurate technical parameters for the Siemens 6ES5255-3AB11.
| Parameter | Specification |
|---|---|
| Product Type | Display Module |
| Series | SIMATIC S5 |
| Display Type | Alphanumeric LCD |
| Number of Characters | 16 per line |
| Number of Lines | 2 |
| Backlight | LED (integrated) |
| Interface | Direct CPU connection |
| Operating Voltage | 5 V DC (from backplane) |
| Manufacturer | Siemens |
The module measures 128 mm in width and 64 mm in height. Its total depth reaches 45 mm. The Siemens 6ES5255-3AB11 weighs approximately 0.3 kg. This unit contains a single display driver board. Energy storage uses small capacitors for contrast stability during refresh cycles.
You will find four membrane keys on the front panel. These keys allow basic operator input without external devices. The LCD shows alphanumeric data with LED backlighting. Consequently, operators can read values even in low-light conditions.
Installation and System Integration
You can plug the Siemens 6ES5255-3AB11 directly into the CPU housing. The module draws all necessary power from the backplane. Therefore, you do not need a separate power supply at all. This design keeps the control cabinet wiring very simple.
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