
Product Overview
The Siemens 6ES7315-2AH14-0AB0 is a high-performance central processing unit from the SIMATIC S7-300 series, specifically the CPU 315-2DP model. As a versatile and modular controller, the 6ES7315-2AH14-0AB0 is engineered for medium to large-scale automation tasks that demand robust processing power and flexible communication capabilities. This CPU module features an integrated 24V DC power supply and comes equipped with 256 KB of work memory, making it suitable for complex user programs and extensive data management within automated systems .
The Siemens 6ES7315-2AH14-0AB0 serves as the intelligence hub for SIMATIC S7-300 systems, providing a comprehensive interface for field devices through its multi-protocol communication ports. It is equipped with a built-in MPI (Multi-Point Interface) for straightforward system integration and an additional PROFIBUS DP interface. This second interface can be configured as either a DP master or a slave, offering significant flexibility for distributed I/O configurations and seamless connectivity in a wide range of industrial networks . The 6ES7315-2AH14-0AB0 requires a Micro Memory Card (MMC) for operation, which serves as the load memory for the user program and provides a battery-free, maintenance-free backup for program and data retention, ensuring high system availability and reliability .
Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | 6ES7315-2AH14-0AB0 |
| Manufacturer | Siemens |
| Product Type | Central Processing Unit (CPU) |
| Product Line | SIMATIC S7-300 |
| CPU Model | CPU 315-2DP |
| Work Memory | 256 KB |
| Supply Voltage | 24 V DC (Integrated Power Supply) |
| Current Consumption (Rated) | 750 – 850 mA |
| Power Loss (Typical) | 4.65 W |
| Communication Interfaces | 1 x MPI (RS-485), 1 x PROFIBUS DP Master/Slave (RS-485) |
| Dimensions (W x H x D) | 40 mm x 125 mm x 130 mm |
| Weight | Approx. 0.33 kg |
| Operating Temperature | 0°C to 60°C |
| Programming Software | STEP 7 V5.5 or higher |
| Load Memory | Micro Memory Card (MMC) Required, Max. 8 MByte |
| Country of Origin | Germany |
