The SIEMENS SIMATIC S7-300 CPU 314 (6ES7314-1AE01-0AB0) is a robust, field-proven central processing unit engineered for complex automation systems. It balances processing power with memory efficiency, making it ideal for mid-range control tasks in harsh industrial settings. This CPU supports a 24 V DC supply, features a built-in MPI port for multi-point communication, and is fully compatible with the extensive S7-300 modular ecosystem. With its retentive memory capabilities and support for unlimited software counters and timers, the CPU 314 ensures reliable, scalable performance for applications ranging from discrete manufacturing to process control.
| Parameter |
Specification |
| Product Model |
6ES7314-1AE01-0AB0 |
| Product Series |
SIMATIC S7-300 |
| CPU Type |
CPU 314 |
| Working Memory |
24 KByte |
| Load Memory |
External (typically via MMC) |
| Retentive Memory |
Available (dependent on external storage) |
| Power Supply Voltage |
24 V DC (19.2 V to 28.8 V) |
| Integrated Interfaces |
MPI (Multi-Point Interface) |
| Programming Software |
STEP 7 V5.x (check compatibility) |
| Maximum Number of Data Blocks (DBs) |
Limited by RAM capacity |
| Maximum Number of Function Blocks (FBs) |
Limited by RAM capacity |
| Maximum Number of Functions (FCs) |
Limited by RAM capacity |
| Organization Blocks (OBs) |
OB1, OB10, OB20/21, OB32/33/34/35, OB40, OB100, OB80/82/85/87, OB121/122 (typical) |
| S7 Counters |
Unlimited (limited only by RAM), retentive |
| S7 Timers |
Unlimited (limited only by RAM), retentive |
| Application Areas |
Chemical, Electronics, Electrical, and general industrial automation |
| Protection |
External protection recommended for power supply cables |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22