Product information
Overview
Key Features
- Central processing unit: CPU 315-2 DP with integrated MPI and a second PROFIBUS DP interface.
- Supply and work memory: Rated supply voltage: 24 V DC. Integrated work memory: 256 kbyte; not expandable.
- Load memory: Plug-in MMC load memory is supported, with a maximum capacity of 8 Mbyte. Micro Memory Card required.
- Processing performance: Typical CPU processing times: 0.05 μs for bit operations, 0.09 μs for word operations, 0.12 μs for fixed point arithmetic, and 0.45 μs for floating point arithmetic.
- Communication interfaces: The integrated RS 485 interfaces support MPI and PROFIBUS DP. Maximum PROFIBUS DP transmission rate: 12 Mbit/s.
- Installation and protection: Dimensions: 40 mm width, 125 mm height, and 130 mm depth. User program protection and password protection are supported.
Technical Summary
| Product type | CPU 315-2 DP |
|---|---|
| Supply voltage | 24 V DC rated; permissible range 19.2 V to 28.8 V DC |
| Work memory | 256 kbyte, not expandable |
| Load memory | Plug-in MMC, 8 Mbyte max.; Micro Memory Card required |
| Interfaces | 2 integrated RS 485 interfaces: MPI and PROFIBUS DP |
| PROFIBUS DP transmission rate | 12 Mbit/s max. |
| Digital channels | 16 384 inputs and 16 384 outputs |
| Analog channels | 1 024 inputs and 1 024 outputs |
| Connections | 16 overall |
| Operating ambient temperature | 0 °C to 60 °C |
Frequently Asked Questions
What is the exact product type of Siemens 6ES7315-2AH14-0AB0?
The product type designation is CPU 315-2 DP, a SIMATIC S7-300 central processing unit.
What memory configuration does this CPU have?
It has 256 kbyte of integrated work memory, which is not expandable. Plug-in MMC load memory is supported up to 8 Mbyte, and a Micro Memory Card is required.
Which interfaces and protocols are supported?
The CPU has 2 integrated RS 485 interfaces for MPI and PROFIBUS DP. The maximum PROFIBUS DP transmission rate is 12 Mbit/s.
What supply voltage and ambient temperature are specified?
The rated supply voltage is 24 V DC, with a permissible range of 19.2 V to 28.8 V DC. The ambient temperature during operation is 0 °C to 60 °C.
Can you quote this exact CPU for a requested quantity and destination?
Please send the required quantity, destination, requested date, and project list context for a model-specific quotation.
