Product Overview
The Siemens 6AV2123-2MA03-0AX0 is a SIMATIC HMI KTP1200 Basic DP panel designed for efficient operator control and monitoring. This 12-inch TFT widescreen display with LED backlighting offers 65,536 colors and a resolution of 1280x800 pixels. With its combination of key and touch operation, it provides flexible interaction for industrial environments. The device features a PROFIBUS interface and is configurable with WinCC Basic V13 or STEP 7 Basic V13. This HMI delivers long-term value with a backlight MTBF of 20,000 hours and low active power consumption of 13.2 W, reducing total cost of ownership.
Technical Specifications
| Parameter |
Value |
| Product Type Designation |
KTP1200 Basic color DP |
| Display Type |
TFT widescreen with LED backlighting |
| Screen Diagonal |
12 in |
| Resolution (H x V) |
1280 x 800 pixels |
| Number of Colors |
65,536 |
| Backlight MTBF at 25°C |
20,000 h |
| Backlight Dimmable |
Yes |
| Supply Voltage (DC) |
24 V (range 19.2 to 28.8 V) |
| Current Consumption (rated) |
550 mA |
| Active Power Input (typ.) |
13.2 W |
| Processor Type |
ARM |
| Memory for User Data |
10 Mbyte |
| Interfaces |
1 x RS485, 1 x RS422 (shared), 1 x USB (up to 16 GB) |
| PROFIBUS |
Yes |
| IP Rating (front / rear) |
IP65 / IP20 |
| Weight (without packaging) |
1,710 g |
| Dimensions (W x H x D) |
330 x 245 x 54.9 mm |
Industry Applications & ROI
The Siemens 6AV2123-2MA03-0AX0 excels in applications such as production line monitoring, packaging machinery, and material handling. Its robust design with IP65 front protection withstands dust and moisture, while the 20,000-hour backlight life minimizes maintenance intervals. Operating at only 13.2 W, it contributes to energy efficiency in large-scale installations. The ability to mount in portrait or landscape orientation and a permissible tilt angle of up to 35° without external ventilation offers flexibility in machine integration. These features directly translate into lower operating costs and higher uptime.
Installation & Setup Guidance
When mounting the Siemens 6AV2123-2MA03-0AX0, ensure the panel cutout measures 310 mm wide by 221 mm tall. Use the provided clamps to secure the panel from the rear. Connect a 24 V DC power supply within the range of 19.2 to 28.8 V. The PROFIBUS interface is accessed via the RS485 port; use appropriate cabling and termination resistors. For initial commissioning, configure the HMI using WinCC Basic (TIA Portal) version V13 or later. The device supports backup/restore manually and simulation for offline testing.
Compatibility & Integration
The Siemens 6AV2123-2MA03-0AX0 integrates seamlessly with a wide range of PLCs via PROFIBUS DP, MPI, and Modbus RTU. It communicates directly with Siemens S7-1200, S7-1500, S7-300/400, and LOGO! controllers. Additionally, it supports legacy systems like S7-200 and third-party devices from Allen Bradley (DF1), Mitsubishi (FX), OMRON (LINK), and Modicon (Modbus). This broad compatibility makes it a versatile choice for upgrade projects where existing PROFIBUS networks need a modern HMI interface.
Selection Guide & Purchasing Advice
Before purchasing the Siemens 6AV2123-2MA03-0AX0, confirm that your control system uses PROFIBUS or MPI communication. Ensure the panel cutout matches the dimensions specified and that a 24 V DC power source is available. This model does not include Ethernet interfaces; if network connectivity is required, consider a different variant. For guaranteed authentic Siemens parts and reliable service, choose PLC Source PRO (ubest101). We stock this exact model and can provide additional support for your application.