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Siemens SIMATIC S7-400H 6ES7412-5HK06-0AB0 CPU 412-5H PN/DP
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whatsApp: +86-18150117685
- Overview
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Overview
- Match the exact suffix and Siemens product family.
- Confirm the current project, firmware and hardware configuration.
- Verify power, communication, mounting and wiring requirements.
- Record settings and complete functional tests before production use.
6ES7412-5HK06-0AB0 CPU 412-5H PN/DP high-availability controller
High-availability S7-400H CPU with 1 MB work memory, PROFINET, PROFIBUS, MPI/DP and two synchronization interfaces.
At a Glance
| Manufacturer | Siemens |
|---|---|
| Article Number | 6ES7412-5HK06-0AB0 |
| Product Type | CPU 412-5H PN/DP high-availability controller |
| Core Function | Controls redundant S7-400H systems through five integrated communication interfaces |
| Application / Compatible Series | High-availability and fail-safe S7-400H/F/FH automation |
Product Overview
This CPU 412-5H PN/DP is intended for redundant SIMATIC S7-400H and related F/FH controller architectures. Five interfaces cover MPI/DP, PROFIBUS DP, PROFINET and the two synchronization links needed for paired H operation.
A service replacement must preserve the synchronization modules and cables, memory card, firmware, rack configuration, redundancy parameters and approved safety project where applicable.
Key Functions
High-Availability Control
Designed for paired S7-400H operation with dedicated synchronization interfaces.
Five Communication Interfaces
Combines MPI/DP, PROFIBUS DP, PROFINET and two synchronization links.
Balanced Work Memory
Provides 512 KB program memory and 512 KB data memory.
Official Specifications
| CPU Designation | CPU 412-5H PN/DP |
|---|---|
| Firmware Version | V6.0 |
| Programming Package | STEP 7 V5.5 SP2 HF1 or higher |
| Total Work Memory | 1 MB |
| Program Work Memory | 512 KB |
| Data Work Memory | 512 KB |
| Integrated Interfaces | 5 |
| MPI/DP Interface | Integrated |
| PROFIBUS DP Interface | Integrated |
| PROFINET Interface | Integrated |
| Synchronization Interfaces | 2 |
| Typical Power Loss | 7.5 W |
| Load Memory Type | RAM or flash memory card |
| Maximum Flash Memory Card | 64 MB |
Frequently Asked Questions
How should the H-system partner be checked before replacing 6ES7412-5HK06-0AB0?
Confirm matching hardware, firmware, project configuration and synchronization equipment for both controllers.
Which synchronization hardware is used with 6ES7412-5HK06-0AB0?
Two dedicated synchronization interfaces are provided; use the specified modules and fiber-optic links for the configured H system.
What memory preparation is required for 6ES7412-5HK06-0AB0?
Verify the RAM or flash card type, capacity and archived program contents before removing the installed CPU.
Which communication parameters should be recorded for 6ES7412-5HK06-0AB0?
Record MPI/DP, PROFIBUS, PROFINET, IP, device-name and redundancy settings from the approved project.
How is 6ES7412-5HK06-0AB0 brought back into a redundant pair?
Follow the documented H-system startup and synchronization procedure, then confirm partner status and diagnostic consistency.
What tests are required when 6ES7412-5HK06-0AB0 is used in an F/FH system?
Complete the prescribed safety download, signature verification, channel tests and acceptance documentation before operation.
Which STEP 7 baseline supports 6ES7412-5HK06-0AB0?
Use STEP 7 V5.5 SP2 HF1 or a later compatible release with the required H-system and safety options.
