Compact Memory Expansion for HMI Panels
The Siemens 6AV3971-1CA02-0CA0 functions as a memory submodule for HMI devices and operator panels. This submodule provides 128 KB of nonvolatile storage for configuration and recipe data . It retains all stored information without backup power for up to 10 years . Consequently, this module enables secure data storage for panel applications.
Storage Architecture and Data Integrity
The uses FLASH memory technology for reliable read/write operations . It stores screen layouts, alarm messages, and function key assignments permanently . The module also saves system parameters and device-specific settings . Its nonvolatile design eliminates battery replacement and maintenance costs.
Installation and Physical Specifications
This submodule weighs only 0.05 kilograms and fits into dedicated memory slots . It measures 45 x 30 x 10 millimeters for compact integration . The Siemens 6AV3971-1CA02-0CA0 plugs directly into compatible HMI devices without tools . Its standard form factor suits a wide range of Siemens operator panels .
Electrical and Environmental Characteristics
The module operates from a 5 V DC supply with 10 mA current consumption . It functions reliably between 0 and 50 °C ambient temperature . The 6AV3971-1CA02-0CA0 stores safely from -20 to 70 °C . It withstands standard industrial vibration and EMC levels .
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 6AV3971-1CA02-0CA0 |
| Product Type | Memory Submodule |
| Memory Capacity | 128 KB (FLASH) |
| Data Retention | 10 years |
| Operating Voltage | 5 V DC |
| Current Consumption | 10 mA |
| Weight | 0.05 kg |
| Dimensions | 45 x 30 x 10 mm |
| Operating Temperature | 0 to 50 °C |
| Storage Temperature | -20 to 70 °C |
Details
| Weight | 0.15 kg |
|---|---|
| Dimensions | 25 × 130 × 100 mm |
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