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Siemens SIMATIC S7-400 MC952 RAM Memory Card 6ES7952-1AM00-0AA0
Manufacturer: Siemens
Condition: Brand New
Lead Time: In Stock
Origin: Germany
Warranty: 12 Months
Email: [email protected]
whatsApp: +86-18150117685
- Overview
- Product Overview
- Key Functions
- Official Specifications
- Frequently Asked Questions
- Compatibility & Ordering Notes
- Hot Selling Models
- Recommended Products
Overview
Siemens • SIMATIC S7-400
6ES7952-1AM00-0AA0 SIMATIC S7-400 MC952 RAM Memory Card
The SIMATIC S7-400 MC952 is a long-format removable RAM memory card for compatible S7-400 CPUs, providing 4 MB of battery-backed load memory.
At a Glance
| Brand | Siemens |
|---|---|
| Model | 6ES7952-1AM00-0AA0 |
| Product Type | Long-format removable controller memory card |
| Core Function | Provides battery-backed load memory for compatible S7-400 CPUs |
| Application or Compatible Series | SIMATIC S7-400 CPU configurations requiring MC952 removable memory |
Exact Identification
Match 6ES7952-1AM00-0AA0 character by character and confirm the complete SIMATIC S7-400 MC952 RAM Memory Card designation.
Interface Arrangement
Confirm the installed supply, ports, field connections and required accessories before wiring the replacement.
Configuration Check
Preserve the approved engineering project, network parameters and application data used by the installed system.
Product Overview
The SIMATIC S7-400 MC952 is a long-format removable RAM memory card for compatible S7-400 CPUs, providing 4 MB of battery-backed load memory.
The card provides removable RAM storage for the configured S7-400 load-memory requirement. CPU backup power preserves the stored RAM contents during a power interruption. The mechanical format matches compatible S7-400 CPU memory-card slots.
Key Functions
Four-Megabyte Capacity
The card provides removable RAM storage for the configured S7-400 load-memory requirement.
Battery-Backed RAM
CPU backup power preserves the stored RAM contents during a power interruption.
Long-Format S7-400 Design
The mechanical format matches compatible S7-400 CPU memory-card slots.
Official Specifications
| Memory Designation | MC952 |
|---|---|
| Memory Technology | RAM |
| Memory Capacity | 4 MB |
| Mechanical Format | Long design |
| Typical Current at 5 V | 45 mA |
| Maximum Current at 5 V | 100 mA |
| Typical Backup Current | 5 µA |
| Maximum Backup Current | 60 µA |
| Width | 7.5 mm |
| Height | 57 mm |
| Depth | 87 mm |
| Approximate Net Weight | 55 g |
Frequently Asked Questions
Which controller family accepts 6ES7952-1AM00-0AA0?
Use it only in a compatible SIMATIC S7-400 CPU that supports the MC952 long-format card.
Does 6ES7952-1AM00-0AA0 retain data without backup power?
No; RAM contents depend on the CPU backup supply and must be protected during removal or power loss.
How much load memory does 6ES7952-1AM00-0AA0 provide?
The card provides 4 MB of removable RAM capacity.
Can 6ES7952-1AM00-0AA0 be exchanged while the CPU is operating?
No; follow the approved shutdown and memory-card replacement procedure before insertion or removal.
What should be saved before moving 6ES7952-1AM00-0AA0?
Archive the complete STEP 7 project, load memory contents and CPU hardware configuration.
How should 6ES7952-1AM00-0AA0 be handled during installation?
Use ESD protection, avoid touching contacts and insert the card only in the correct orientation.
What must be checked after installing 6ES7952-1AM00-0AA0?
Confirm CPU startup, memory recognition, program completeness, diagnostics and retention through the planned power test.
Compatibility & Ordering Notes
Compatibility Checklist
- Confirm that the target S7-400 CPU supports the MC952 long-format card.
- Maintain valid backup power whenever RAM contents must be retained.
- Do not insert or remove the card from an energized CPU.
