Siemens 6ES7317-2AJ10-0AB0 SIMATIC S7-300 CPU 317-2 DP
Siemens 6ES7317-2AJ10-0AB0 is a SIMATIC S7-300 CPU 317-2 DP with 512 KB work memory. It provides one combined MPI/PROFIBUS DP interface and a second PROFIBUS DP master/slave interface. A SIMATIC Micro Memory Card is required for operation.
Product Description
6ES7317-2AJ10-0AB0 is a SIMATIC S7-300 CPU 317-2 DP that executes the control program and coordinates the connected automation hardware. It occupies the central processing position in an S7-300 station and provides 512 KB of work memory.
Program and configuration data are held on a required SIMATIC Micro Memory Card. The CPU, memory card content and project configuration therefore form one commissioning set when the processor is installed or replaced.
6ES7317-2AJ10-0AB0 provides one combined MPI/PROFIBUS DP interface operating at up to 12 Mbit/s and a second PROFIBUS DP master/slave interface. These interfaces carry programming, controller and distributed-I/O communication according to the configured network roles.
The product is discontinued and reached end-of-support status on January 10, 2024. The listed successor has a different order code and memory configuration, so project, firmware and hardware settings require review before migration.
Dual PROFIBUS DP Interfaces
The CPU combines an MPI/DP interface with a second PROFIBUS DP master/slave interface. Record the configured bus roles, addresses and network parameters before changing the installed CPU.
Product Specifications
Product identification
Primary specifications
Connection and construction
Additional specifications
Memory and Firmware Planning
Record the full model
Use the complete 6ES7317-2AJ10-0AB0 order code from the installed product.
Back up the project
Confirm this point against the installed equipment and project records.
Record firmware
Confirm this point against the installed equipment and project records.
Retain the memory card
Confirm this point against the installed equipment and project records.
Operation requires a SIMATIC Micro Memory Card. Backup and commissioning records should include the project, card content, CPU firmware reference and both interface configurations.
Lifecycle and Replacement Information
The product entered discontinued/end-of-support status on January 10, 2024. The listed successor is 6ES7317-2AK14-0AB0; verify the project, firmware and hardware configuration before migration.
Frequently Asked Questions
What controller is Siemens 6ES7317-2AJ10-0AB0?
It is a SIMATIC S7-300 CPU 317-2 DP with 512 KB of work memory.
Does 6ES7317-2AJ10-0AB0 require a memory card?
Yes. A SIMATIC Micro Memory Card is required for operation.
Which communication interfaces are built into this CPU?
It has one MPI/PROFIBUS DP interface up to 12 Mbit/s and a second PROFIBUS DP master/slave interface.
What should be backed up before replacing this CPU?
Back up the control project and record the memory-card content, firmware reference, bus addresses and DP configuration.
Can 6ES7317-2AK14-0AB0 be installed without an engineering review?
It is the listed successor, but the project, firmware, memory and hardware configuration must be checked before migration.

About Amikon
Amikon supplies active, obsolete and hard-to-find industrial automation components for maintenance, system support and legacy equipment.
One manager follows the enquiry.
PLC, HMI, DCS, drive and gateway parts.
Lead-time, packing and tracking information.
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