Core Specifications of the Memory Module
The 6AV3971-1XD03-0AB0 belongs to the Siemens SIMATIC HMI family of memory modules. This compact card stores project data, recipes, and configuration files for operator panels. Moreover, it enables quick panel replacement without reprogramming the terminal.
Each module occupies a single expansion slot in the host HMI device. Additionally, the unit weighs roughly 0.08 kg with its housing attached. The card measures approximately 40 mm in width and 60 mm in height, while the 0AB0 suffix defines the capacity and firmware revision.
| Parameter | Value |
|---|---|
| Series | SIMATIC HMI |
| Function | Memory Module |
| Weight | ~0.08 kg |
| Width | 40 mm |
| Height | 60 mm |
| Slots Required | 1 |
| Memory Type | Flash |
| Storage Capacity | 8 MB |
| Interface | HMI internal bus |
| Operating Voltage | 3.3 V DC |
| Operating Temperature | 0°C to +50°C |
| Energy Storage | None (non-volatile flash) |
Interface and Mounting Details
The 6AV3971-1XD03-0AB0 plugs into the dedicated slot inside the HMI panel. Consequently, technicians complete replacement without removing the terminal from the cabinet. This module exchanges data with the panel processor through an internal bus. Therefore, it restores project files in seconds after a swap.
The flash memory retains data without external power. Meanwhile, the compact card fits standard panel expansion bays.
Performance and Application Notes
Plant operators keep the 6AV3971-1XD03-0AB0 on hand for fast panel recovery. Furthermore, the module stores project archives, recipes, and language packs. Its 8 MB capacity handles typical HMI configurations without compression. Meanwhile, the non-volatile flash protects data across power cycles.
The module stores no energy internally, since flash memory retains data without power. As a result, it needs no backup battery or maintenance.
Details
| Weight | 0.5 kg |
|---|---|
| Dimensions | 250 × 25 × 210 mm |
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