Here are some general features commonly found in Siemens text displays:

Brand: Siemens

Product Model: 6AV6640-0AA00-0AX0

1. Display Type: Typically, Siemens text displays use LCD technology.
2. Display Size: The size of the display screen, measured diagonally in inches or millimeters.
3. Resolution: The resolution of the display in terms of pixels.
4. Number of Lines/Characters: The number of lines and characters that can be displayed on the screen.
5. Communication Ports: Siemens HMIs often come with various communication ports, such as RS232, RS485, Ethernet, etc., for connectivity with other devices or systems.
6. Functionality: Siemens text displays are designed to provide basic HMI functionality, allowing operators to monitor and control industrial processes.
7. Memory: Information about the onboard memory for storing configuration and application data.
8. Programming Software: Siemens typically provides programming software for configuring and programming their HMIs.
9. Power Supply: Information about the voltage and power requirements for the text display.
10. Environmental Ratings: Specifications regarding the operating temperature, humidity, and other environmental conditions.

To get the precise specifications for the Siemens HMI 6AV6640-0AA00-0AX0 TD400C-Text Display, I recommend checking the official Siemens product documentation or contacting Siemens technical support. You can find detailed datasheets,

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