SIEMENS TD390 6ES5390-0UA11

Siemens SIMATIC S5 TD 390 Text Display

Description

The Siemens TD 390, part number 6ES5390-0UA11, is a text display designed for use with the legacy SIMATIC S5 family of PLCs. This compact unit provides a simple and reliable interface for machine operators to view system messages, monitor processes, and input data. It connects directly to the PG programming port of the S5 CPU, making it a plug-and-play solution for basic HMI tasks. This is an essential component for maintaining or troubleshooting older automation systems that rely on the robust SIMATIC S5 platform.

Specifications

• Manufacturer: Siemens
• Product Family: SIMATIC S5
• Type: Text Display
• Model: TD 390
• Part Number: 6ES5390-0UA11
• Supply Voltage: 24V DC
• Display Type: LCD (Liquid Crystal Display)
• Interface: 9-pin D-sub for PG port connection

Label Info

• Part Number: 6ES5390-0UA11
• Serial Number: H7209039
• Hardware Version (AUSG): 2
• Firmware Version (AEND): 4

Application

Ideal for displaying status messages, alarms, and simple operator prompts in industrial applications controlled by Siemens SIMATIC S5 PLCs. It is commonly found in manufacturing, material handling, and process control systems from the 1990s and early 2000s.

Country of Origin

Made in Germany.

CO2 Impact

By reusing this part, you are saving approximately 8.0 kg of CO2, which is comparable to the emissions saved by not driving a car for 40 kilometers.

Availability

This item is an obsolete, hard-to-find spare part but is available from stock. Order now from spareparts2day for expert support and fast delivery.

FAQ

Which SIMATIC S5 PLCs is the TD 390 compatible with?

The TD 390 connects to the programming (PG) port of most SIMATIC S5 CPUs, such as the S5-95U, S5-100U, S5-115U, and others, providing a simple interface without needing a dedicated communications module.

Can I use this display as a replacement for a modern HMI panel?

No, the TD 390 is a legacy text-based display designed specifically for the S5 system. It lacks the graphical capabilities and advanced features of modern HMI panels like the SIMATIC HMI Basic or Comfort Panels.

What software is required to configure the TD 390?

The configuration and messaging for the TD 390 are typically integrated into the STEP 5 programming software for the SIMATIC S5 PLC. It utilizes standard function blocks (FBs) to send text and receive inputs.

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Last Update: Friday, March 13, 2026