Siemens 6AV6355-1AA47-7BB6 TP177B

€ 3.495,00

SKU: 6AV6355-1AA47-7BB6 Category: HMI & Display Brand: Siemens

Description
Additional information

The Siemens 6AV6355-1AA47-7BB6 is a member of the SIMATIC HMI TP177B series, a compact touch panel designed for machine-level operator control and monitoring. This unit belongs to the TP177 product family within Siemens' SIMATIC HMI portfolio and serves as a human-machine interface for visualizing process data and issuing operator commands. It is engineered for integration into control panels and machinery requiring a reliable, mid-range HMI solution.

The TP177B features a 5.7-inch STN color display with a resolution of 320 x 240 pixels (QVGA) and a resistive touch screen for operator input. It supports communication via MPI, PROFIBUS DP, and RS-422/RS-485 interfaces, enabling direct connection to SIMATIC S7 PLCs and third-party controllers. The panel operates on 24 V DC supply voltage and is configured using WinCC flexible 2008 engineering software. It provides onboard flash memory for project storage and supports recipe management, alarm logging, and trend display functions.

The TP177B is widely deployed in manufacturing, packaging, and process automation environments where a compact, cost-effective HMI is required at the machine level. It is suitable for applications in the food and beverage, automotive, and general machinery industries. Its panel-mount design and IP65 front protection rating make it appropriate for installation in industrial control cabinets exposed to dust and water splash.

Technical Specifications

Display Size	5.7 inch
Display Type	STN color
Display Resolution	320 x 240 pixels (QVGA)
Display Colors	256 colors
Touch Technology	Resistive
Input Voltage	24 V DC
Power Consumption	Approx. 6 W
Communication Interface	MPI, PROFIBUS DP, RS-422/RS-485
Configuration Software	WinCC flexible 2008
Operating Temperature	0 °C to +50 °C
Storage Temperature	-20 °C to +60 °C
IP Rating (Front)	IP65
IP Rating (Rear)	IP20
Mounting	Panel mount
Certifications	CE, UL, cULus
Series	SIMATIC HMI TP177B

Common Error Codes & System Events

Event ID: 10000: Configuration error: The project loaded on the panel contains configuration errors or is incompatible with the current firmware version.
Reload the project using WinCC flexible 2008. Verify firmware version compatibility and re-transfer the project.
Event ID: 20000: Communication error: Connection to the PLC has been lost or cannot be established.
Check MPI/PROFIBUS cable connections and termination resistors. Verify PLC address settings and baud rate configuration in the project.
Event ID: 40000: Tag read/write error: A process tag could not be read from or written to the connected controller.
Verify the tag address in the WinCC flexible project matches the actual PLC data block or memory address. Check PLC program for address conflicts.
Event ID: 50000: Recipe data error: An error occurred during reading or writing of recipe data.
Check available flash memory on the panel. Verify recipe configuration in the project and re-transfer if necessary.
Event ID: 60000: Alarm buffer overflow: The alarm buffer has reached its maximum capacity.
Acknowledge and clear pending alarms. Review alarm configuration to reduce alarm frequency or increase buffer size in the project settings.
Event ID: 70000: System memory low: Available system memory for runtime operation is critically low.
Reduce the number of active screens, variables, or logged data. Optimize the project structure and re-transfer to the panel.
Event ID: 80000: Firmware update error: An error occurred during a firmware update procedure.
Restart the firmware update process using ProSave or WinCC flexible. Ensure stable 24 V DC power supply during the update.

Frequently Asked Questions

Which engineering software is required to configure the TP177B (6AV6355-1AA47-7BB6)?

The TP177B is configured using Siemens WinCC flexible 2008. Projects are transferred to the panel via MPI, PROFIBUS, or USB/serial connection using the ProSave tool or directly from WinCC flexible.

Which PLCs are compatible with this HMI panel?

The TP177B supports direct communication with SIMATIC S7-200, S7-300, and S7-400 PLCs via MPI or PROFIBUS DP. It also supports third-party controllers via RS-422/RS-485 using appropriate driver configurations.

What is the front protection rating of the TP177B?

The front panel of the TP177B carries an IP65 protection rating, making it resistant to dust ingress and low-pressure water jets when correctly installed with the supplied gasket.

Can the TP177B display graphics and trend curves?

Yes, the TP177B supports graphical objects, bar graphs, and trend displays within WinCC flexible projects, subject to the available project memory and display resolution of 320 x 240 pixels.

What supply voltage does the TP177B require?

The TP177B operates on a 24 V DC supply voltage. It is recommended to use a regulated SELV power supply with sufficient current capacity, typically at least 1 A.

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. Check for correct polarity. Inspect the internal fuse if accessible.

Ensure the supply voltage is within the specified 24 V DC range. Replace the power supply if voltage is absent or out of tolerance. If voltage is correct and display remains blank, the backlight or internal power board may require replacement.

Touch screen does not respond or responds inaccurately

Check whether the panel is in operation mode and not in transfer mode. Attempt a touch screen recalibration via the panel's Start Center or Control Panel menu.

Perform a touch screen calibration using the built-in calibration routine accessible from the Start Center. If the issue persists, clean the touch surface and check for physical damage to the resistive overlay. A faulty touch controller may require panel repair or replacement.

Communication fault with PLC — no data displayed on screen

Verify the MPI or PROFIBUS DP cable is correctly connected and terminated at both ends. Check that the PLC address and baud rate in the HMI project match the PLC configuration.

Correct any address or baud rate mismatches in the WinCC flexible project and re-transfer. Replace the communication cable if continuity testing reveals a fault. Ensure the PLC is in RUN mode and the network is correctly terminated.

Project transfer fails from WinCC flexible to the panel

Confirm the panel is in Transfer mode (accessible from the Start Center). Check the communication cable and interface settings in WinCC flexible under Transfer settings.

Set the panel to Transfer mode manually via the Start Center. Verify the correct COM port or MPI/PROFIBUS interface is selected in WinCC flexible. Try using ProSave as an alternative transfer tool. If transfer still fails, perform a factory reset via the panel's Start Center and retry.

Panel repeatedly restarts or crashes during operation

Check the 24 V DC supply for voltage dips or ripple using a multimeter or oscilloscope. Review the project for memory overload or configuration errors in WinCC flexible.

Stabilize the power supply and ensure it meets the current requirements of the panel. Optimize the WinCC flexible project to reduce memory usage. Update the panel firmware to the latest compatible version using ProSave.

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