

The SIEMENS SIMATIC S7-300 CPU 314C-2 PTP (order number 6ES7314-6BF00-0AB0) is a versatile compact CPU that combines a powerful processor, integrated digital and analog I/O, and a dedicated point-to-point (PTP) serial interface for direct device communication. This CPU is engineered for mid-range automation applications requiring a compact footprint, high-speed counting, and flexible connectivity via MPI. Its integrated PT100 input eliminates the need for an external temperature module, reducing system cost and panel space. Built on the proven S7-300 platform, it offers seamless integration with STEP 7 programming environments and supports a wide range of industrial protocols.
| Specification | Details |
|---|---|
| Product Type | Compact CPU with MPI and PTP interface |
| Model | CPU 314C-2 PTP |
| Order Number | 6ES7314-6BF00-0AB0 |
| Series | SIMATIC S7-300 |
| Working Memory | 48 KB (integrated) |
| Load Memory | Micro Memory Card (MMC) required (up to 8 MB, depending on MMC) |
| Retentive Memory | Supported via MMC; size depends on MMC capacity |
| Digital Inputs | 24 (integrated) |
| Digital Outputs | 16 (integrated) |
| Analog Inputs | 4 (integrated, voltage/current) |
| Analog Outputs | 2 (integrated, voltage/current) |
| Special Input | 1 PT100 (temperature sensor, 4-wire) |
| High-Speed Counters | 4 (up to 60 kHz each) |
| Interfaces | 1x MPI (PROFIBUS DP-capable), 1x RS485 (PTP, serial) |
| Power Supply | Integrated 24 V DC (19.2 V to 28.8 V range) |
| Programming Software | STEP 7 V5.5 + SP1 or higher; STEP 7 V5.2 + SP1 with HSP 218 |
| Program Blocks | Up to 1024 DBs, 512 FBs, 512 FCs (subject to memory) |
| Counters / Timers | Unlimited (limited by RAM); S7 counters and timers with retentive capability |
| Operating Temperature | 0 °C to 60 °C (standard) |
| Dimensions (W x H x D) | 40 x 125 x 130 mm (approx.) |
| Weight | Approx. 290 g |

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