Siemens 6AV6647-0AA11-3AX1 KTP400 Basic

Name: Siemens 6AV6647-0AA11-3AX1 KTP400 Basic
Brand: Siemens
SKU: 6AV6647-0AA11-3AX1
Price: 420.00 EUR
Availability: InStock

€ 420,00

Condition

Clear

SKU: 6AV6647-0AA11-3AX1 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6647-0AA11-3AX1 is the KTP400 Basic panel, part of the SIMATIC HMI Basic Panel series from Siemens. It is a compact 4-inch key and touch operator panel designed for straightforward machine-level visualization and operator control tasks. This unit belongs to the entry-level Basic Panel family, offering a cost-effective solution for simple HMI requirements in automation systems.

The KTP400 Basic features a 4-inch TFT widescreen display with a resolution of 480 x 272 pixels and 64,000 color support, combined with a resistive touch screen and 4 configurable function keys for flexible operator interaction. It communicates via a PROFINET interface (RJ45) and is configured using Siemens WinCC Basic software within the TIA Portal engineering framework. The panel operates on a 24 V DC supply and supports a user memory of 512 KB for project data, with a robust design suited for front-panel mounting in control cabinets.

The KTP400 Basic is widely used in manufacturing, packaging, and material handling applications where compact, cost-effective operator panels are required at the machine level. It is compatible with Siemens S7-1200 and S7-1500 PLCs via PROFINET, making it a natural fit for modern TIA Portal-based automation architectures. Its small form factor and straightforward configuration make it suitable for OEM machine builders and system integrators working with space-constrained control panels.

Technical Specifications

Display Size	4 inch
Display Resolution	480 x 272 pixels
Display Colors	64,000 colors
Display Type	TFT widescreen
Touch Technology	Resistive touch screen
Function Keys	4 configurable function keys
Input/Operating Voltage	24 V DC
Power Consumption	4.5 W (typical)
Communication Interface	PROFINET (RJ45)
User Memory	512 KB
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	10% to 90% (non-condensing)
IP Protection Rating	IP65 (front), IP20 (rear)
Panel Cutout	123 x 95 mm
Mounting	Front panel mounting
Certifications	CE, UL, cULus
Series/Product Family	SIMATIC HMI Basic Panel

Common Error Codes & System Events

Event ID: 10000: Communication error between HMI panel and PLC. The configured connection to the controller cannot be established or has been lost.
Check PROFINET cable and RJ45 connector integrity. Verify the PLC IP address and device name match the project configuration. Ensure the PLC is in RUN mode.
Event ID: 10001: Connection to PLC interrupted during runtime. The HMI panel lost communication with the configured controller.
Inspect the PROFINET network for cable faults or switch failures. Check PLC status and restart the connection from the HMI if necessary.
Event ID: 20000: Project download error. The project could not be transferred to the HMI panel successfully.
Verify the PC-to-panel connection (Ethernet). Ensure WinCC Basic and firmware versions are compatible. Retry the download after resetting the panel to transfer mode.
Event ID: 40000: Firmware update failed or firmware version mismatch detected on the panel.
Re-initiate the firmware update via TIA Portal or ProSave. Ensure the correct firmware version for the KTP400 Basic is used and the 24 V DC supply is stable during the update.
Event ID: 70000: Tag read/write error. A configured tag could not be read from or written to the PLC.
Check that the PLC data block or memory address referenced by the tag exists and is accessible. Verify tag data types match between the HMI project and PLC program.
Event ID: 50000: System memory low. The HMI panel is approaching its available runtime memory limit.
Reduce the number of active screens, images, or logged data. Optimize the project in WinCC Basic by removing unused tags and graphics to free memory resources.

Frequently Asked Questions

Which PLCs are compatible with the KTP400 Basic (6AV6647-0AA11-3AX1)?

The KTP400 Basic communicates via PROFINET and is primarily designed for use with Siemens S7-1200 and S7-1500 PLCs. It can also communicate with S7-300 and S7-400 controllers that have a PROFINET interface.

What software is required to configure the KTP400 Basic?

The KTP400 Basic is configured using Siemens WinCC Basic, which is included with the TIA Portal engineering software. It is not compatible with WinCC flexible or older STEP 7 Classic tools.

What is the supply voltage for the 6AV6647-0AA11-3AX1?

The panel requires a 24 V DC power supply. The permissible voltage range is typically 19.2 V DC to 28.8 V DC.

Does the KTP400 Basic support data logging or recipe management?

The KTP400 Basic supports basic recipe management and limited data logging functions within the constraints of its 512 KB user memory. Advanced logging features are available on higher-tier Comfort Panels.

What is the IP protection rating of the KTP400 Basic?

The front face of the KTP400 Basic is rated IP65, providing protection against dust and water jets. The rear of the panel is rated IP20.

Troubleshooting

Display remains blank after power is applied

Measure the 24 V DC supply voltage at the power connector on the rear of the panel. Verify polarity is correct and voltage is within the 19.2–28.8 V DC range.

Correct any wiring errors or supply voltage issues. If the supply is confirmed good and the display remains blank, the internal power supply or backlight may be faulty and the unit should be sent for repair or replacement.

HMI panel shows 'Connecting…' and cannot establish communication with the PLC

Check the PROFINET cable between the panel and the PLC or network switch. Verify the IP address assigned to the panel in the TIA Portal project matches the actual panel IP address, accessible via the panel's Start Center settings.

Correct IP address mismatches in the project or on the panel. Replace faulty Ethernet cables. Ensure the PLC is powered and in RUN mode. Re-download the project if configuration changes were made.

Touch screen does not respond or responds inaccurately

Inspect the screen surface for damage, contamination, or excessive pressure points. Check whether the issue is consistent across the entire screen or limited to specific zones.

Clean the screen surface with a soft, dry cloth. If inaccurate touch response persists, recalibrate the touch screen via the panel's Start Center. If the touch hardware is damaged, the panel requires physical repair.

Project download fails from TIA Portal to the panel

Verify the PC and panel are on the same network subnet and that no firewall is blocking the connection. Confirm the panel is in Transfer mode (accessible via Start Center > Transfer).

Set the panel to Transfer mode manually before initiating the download. Check network settings on both the PC and panel. Ensure the TIA Portal and panel firmware versions are compatible, updating firmware via ProSave if necessary.

Panel repeatedly restarts or enters a boot loop

Check the 24 V DC supply for voltage drops or instability under load. Inspect the project for configuration errors that may cause a runtime crash on startup.

Stabilize the power supply and ensure adequate current capacity. Use ProSave to perform a factory reset and re-download a known-good project. If the issue persists after a clean project load, the panel hardware may require servicing.

Condition	Repair, Used, Refurbished, New in box (sealed)