Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Product type | CPU 317-2 PN/DP |
| Work memory | 1 024 kbyte, integrated; not expandable |
| Supply voltage | 24 V DC rated; permissible range 20.4 V to 28.8 V DC |
| Current consumption | 750 mA rated value |
| MPI/PROFIBUS DP interface | 1 isolated RS 485 interface; up to 12 Mbit/s |
| PROFINET interface | 1 Ethernet PROFINET interface; 2 RJ45 ports with integrated switch |
| PROFINET IO functions | PROFINET IO Controller and IO Device |
| Digital inputs | 0 |
| Digital outputs | 0 |
| Analog inputs | 0 |
| Load memory | Plug-in MMC, up to 8 Mbyte |
Applications
- Central program processing: The CPU executes user programs using the supplied work memory and supports STEP 7 V5.5 or higher for engineering.
- PROFINET data communication: The integrated PROFINET interface supports simultaneous PROFINET IO Controller and IO Device functionality.
- PROFIBUS DP communication: The combined MPI/DP interface supports PROFIBUS DP master and device communication.
Key Features
- Central processing unit: CPU 317-2 PN/DP with 1 MB integrated work memory and no work-memory expansion.
- MPI/PROFIBUS DP interface: Combined isolated RS 485 interface supports MPI and PROFIBUS DP master/device functions at up to 12 Mbit/s.
- PROFINET interface: Integrated Ethernet PROFINET interface with 2 RJ45 ports and an integrated switch supports PROFINET IO Controller and IO Device functions.
- Supply and current: Rated supply voltage is 24 V DC, with a permissible range from 20.4 V to 28.8 V DC; rated current consumption is 750 mA.
- Load memory and backup: Plug-in Micro Memory Card load memory is supported up to 8 Mbyte; program and data backup is provided without a battery by the MMC.
- Installation dimensions: The CPU measures 40 mm wide, 125 mm high, and 130 mm deep; approximate weight is 340 g.
Frequently Asked Questions
1. What is the function of Siemens 6ES7317-2EK14-0AB0?
It is a SIMATIC S7-300 CPU 317-2 PN/DP central processing unit with 1 MB integrated work memory.
2. Which interfaces does the CPU provide?
It has 1 combined isolated RS 485 MPI/PROFIBUS DP interface and 1 Ethernet PROFINET interface with 2 RJ45 ports and an integrated switch.
3. What supply voltage does this CPU require?
The rated supply voltage is 24 V DC, with a permissible range from 20.4 V to 28.8 V DC.
4. Is a Micro Memory Card included in the CPU configuration?
The CPU requires a Micro Memory Card; plug-in MMC load memory is supported up to 8 Mbyte.
