Siemens 6AV6341-1BA24-0AY0 OP27

€ 1.995,00

SKU: 6AV6341-1BA24-0AY0 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6341-1BA24-0AY0 is an OP 27 operator panel belonging to the SIMATIC HMI family of operator panels. This unit provides a monochrome graphical display interface for machine-level human-machine interaction and is designed for use with Siemens SIMATIC PLCs and other compatible controllers. The OP 27 series represents a mid-range operator panel offering robust graphical visualization capabilities in a compact panel-mount form factor.

The 6AV6341-1BA24-0AY0 features a 5.7-inch STN monochrome LCD display with a resolution of 320 x 240 pixels (QVGA). It supports communication via MPI, PROFIBUS DP, and serial interfaces, enabling direct connection to SIMATIC S7-300 and S7-400 PLCs as well as S5 controllers. The panel is configured using ProTool configuration software and supports function keys, softkeys, and a membrane keypad for operator input. It operates on a 24 V DC supply and is rated to IP65 at the front face for protection against dust and water ingress.

The OP 27 is widely deployed in manufacturing automation, machine tool control, packaging machinery, and process plant environments where a reliable graphical operator interface is required at the machine level. Its compatibility with the SIMATIC S7 controller family makes it a standard choice for system integrators building Siemens-based automation solutions. The panel is suited for applications requiring status display, alarm management, recipe handling, and basic process visualization without the need for a full color or touch-enabled panel.

Technical Specifications

Display Size	5.7 inch
Display Type	STN LCD, monochrome
Display Resolution	320 x 240 pixels (QVGA)
Input Voltage	24 V DC
Communication Interface	MPI, PROFIBUS DP, RS-232, RS-422/485
IP Rating (Front)	IP65
IP Rating (Rear)	IP20
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
Relative Humidity	10 % to 90 %, non-condensing
Mounting	Panel mounting
Configuration Software	ProTool
Series/Product Family	SIMATIC HMI OP 27
Certifications	CE, UL, cUL

Common Error Codes and System Events

Event ID: 10000: Communication error between the OP 27 and the connected PLC. The panel cannot establish or maintain a connection to the controller.
Check MPI or PROFIBUS DP cable connections and termination resistors. Verify the PLC address and baud rate settings match the panel configuration. Ensure the PLC is in RUN mode.
Event ID: 10001: Timeout error on the communication link. The PLC did not respond within the expected time window.
Check network cabling for breaks or loose connectors. Verify bus termination is correct. Reduce bus length or check for electromagnetic interference on the cable.
Event ID: 20000: Configuration or project download error. The panel cannot load or validate the project data.
Re-download the project from ProTool to the panel. Verify the project was compiled without errors. Check the serial or MPI transfer cable and connection.
Event ID: 40000: Internal device fault detected. A hardware or firmware error has been identified within the panel.
Perform a panel reset by cycling power. If the fault persists, reload the operating system firmware via the transfer mode. Contact Siemens technical support if the fault remains.
Event ID: 50000: Tag acquisition error. A configured tag or variable cannot be read from the PLC.
Verify the tag address in the ProTool project matches the actual PLC data block or memory address. Check that the PLC program contains the referenced variable.
Event ID: 60000: Alarm buffer overflow. The number of pending alarms has exceeded the panel's alarm buffer capacity.
Acknowledge and clear active alarms on the panel. Review the alarm configuration in ProTool to reduce unnecessary alarm triggers or increase acknowledgement frequency.
Event ID: 70000: Recipe data error. A recipe record could not be read from or written to the connected PLC or internal memory.
Check recipe configuration in ProTool for correct tag assignments. Verify sufficient internal memory is available. Re-download the project if recipe data is corrupted.

Frequently Asked Questions

Which PLCs are compatible with the Siemens OP 27 (6AV6341-1BA24-0AY0)?

The OP 27 is compatible with SIMATIC S7-300, S7-400, S7-200, and S5 PLCs, as well as third-party controllers supporting MPI, PROFIBUS DP, or serial communication protocols.

What software is used to configure the OP 27?

The OP 27 is configured using Siemens ProTool configuration software. Projects created in ProTool are downloaded to the panel via a serial transfer cable or MPI connection.

What is the display type and resolution of the 6AV6341-1BA24-0AY0?

The panel features a 5.7-inch STN monochrome LCD with a resolution of 320 x 240 pixels (QVGA).

What is the supply voltage required for the OP 27?

The OP 27 requires a 24 V DC power supply. Ensure the supply is within the specified tolerance range before connecting.

Can the OP 27 be used as a replacement for older SIMATIC operator panels?

Yes, the OP 27 is designed to be compatible with earlier SIMATIC HMI operator panels and can serve as a replacement in existing S7 and S5 based installations, provided the project is reconfigured in ProTool for the new hardware.

Troubleshooting

Display remains blank after power is applied

Measure the 24 V DC supply voltage at the panel power connector. Check for blown internal fuse. Verify the power supply can deliver sufficient current.

Ensure the 24 V DC supply is within tolerance and can supply adequate current. Replace the internal fuse if blown. If the display remains blank with correct supply voltage, the internal power supply board or display backlight may require replacement.

Panel displays 'No connection to PLC' or communication error message

Check the MPI or PROFIBUS DP cable between the panel and PLC. Verify bus termination resistors are correctly placed at both ends of the bus. Confirm the PLC address and baud rate in the panel project match the PLC configuration.

Replace or reseat the communication cable. Correct bus termination. Adjust the PLC address and baud rate settings in the ProTool project and re-download to the panel.

Panel is unresponsive to keypad input

Inspect the membrane keypad for physical damage, contamination, or worn key contacts. Check the internal ribbon cable connection between the keypad and the main board.

Clean the keypad surface. If keys remain unresponsive, reseat the internal ribbon cable connector. Replace the membrane keypad assembly if contacts are damaged or worn.

Project download fails or transfer is not recognised

Verify the transfer cable type and COM port settings on the PC. Ensure the panel is set to transfer mode before initiating the download from ProTool.

Set the panel to transfer mode via the panel menu. Use the correct Siemens PC-PPI or MPI transfer cable. Check COM port settings in ProTool match the PC hardware configuration. Reinstall ProTool drivers if the cable is not recognised.

Alarms are not displayed or acknowledged correctly

Check the alarm configuration in the ProTool project for correct tag addresses and trigger conditions. Verify the PLC program is setting the correct alarm bits.

Correct any mismatched tag addresses in the ProTool alarm configuration. Re-download the updated project to the panel. Confirm the PLC program logic is activating the correct alarm memory bits.

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