The Siemens SIMATIC S7 300 CPU 317 2 DP is a high-quality industrial automation device designed for digital output applications. With a mounting type of rack mount and a sleek grey color, this CPU operates at frequencies of 50/60 Hertz (HZ). Its efficient design and reliable performance make it an excellent choice for various industrial automation processes.

Data Sheet 6ES7317-2EK14-0AB0

SIMATIC S7-300 CPU 317-2 PN/DP

Central processing unit with:

• 1 MB work memory

• Interface 1: MPI/DP (12 Mbit/s)

• Interface 2: PROFINET Ethernet with 2-port switch

• Micro Memory Card required

General Information

• Product type: CPU 317-2 PN/DP

• HW status: 01

• Firmware: V3.2

• Isochronous mode: Yes (via PROFIBUS DP or PROFINET)

• Programming: STEP 7 V5.5 or higher

Supply Voltage

• Rated DC voltage: 24 V

• Range: 20.4 28.8 V

• Recommended external protection: Min. 2 A

Mains Buffering

• Energy stored time: 5 ms

• Minimum recovery time: 1 s

Input Current

• Rated consumption: 750 mA

• No-load consumption: 150 mA

• Inrush current: 4 A

Power Loss

• Typical: 4.65 W

Memory

Work Memory

• Integrated: 1,024 kB

• Expandable: No

Load Memory

• MMC required: Yes

• MMC max size: 8 MB

• Data retention on MMC: min. 10 years

Backup

• Maintenance-free: Yes (via MMC)

• Without battery: Yes

CPU Processing Times

• Bit operations: 0.025 s

• Word operations: 0.03 s

• Fixed point: 0.04 s

• Floating point: 0.16 s

Blocks

• Total blocks: 2048 (DB/FC/FB)

OB examples:

• Cyclic: OB1

• Time alarm: OB10

• Delay alarm: OB20, OB21

• Cyclic interrupt: OB3235

• Process alarm: OB40

• Startup: OB100

• Error OBs: OB80, OB82, OB83, OB85, OB86, OB87

Timers, Counters, Retentivity

• S7 counters: 512

• S7 timers: 512

• IEC counters/timers: Unlimited (RAM-dependent)

• Retentive area: Max. 256 kB

Address Areas

• Inputs: 8192 bytes

• Outputs: 8192 bytes

• Process image (I/O): 256 bytes default (expandable to 8192)

Digital/Analog Channels

• Digital inputs/outputs: 65,536 each (1024 central)

• Analog inputs/outputs: 4096 each (256 central)

Expansion

• Expansion units max: 3

• DP Masters: 1 integrated (up to 4 via CP)

• FM modules: 8

• CP modules: PtP = 8, LAN = 10

• Racks: 4 racks, 8 modules per rack

Real-Time Clock

• Retentive: Yes

• Backup time: 6 weeks at 40C

• Max deviation: 10 sec/day

Interfaces

1. Integrated RS485 (MPI/DP)

• Protocols: MPI, PROFIBUS DP (Master/Slave)

• Max speed: 12 Mbit/s

• Max DP devices: 124

2. PROFINET (2-port switch)

• Speed: 10/100 Mbit/s

• Auto negotiation/crossing: Yes

• IO Controller & IO Device: Yes

• Max IO devices: 128

• IRT supported: Yes

• Media redundancy: Yes

Open IE Communication

Supported protocols:

• TCP/IP

• ISO-on-TCP (RFC1006)

• UDP
  Max connections: 16

Web Server

• Integrated: Yes

• User pages: Supported

Diagnostics

• Diagnostic buffer: 500 entries (100 retentive)

• Process diagnostics: Yes

• Alarm_S blocks: 300 active

Programming Languages

• LAD, FBD, STL, SCL, CFC, GRAPH, HiGraph

Protection

• Password protection

• Block encryption (S7 Block Privacy)

Dimensions & Weight

• W H D: 40 125 130 mm

• Weight: ~340 g 

FAQs of SIEMENS SIMATIC S7 300 CPU 317 2 DP: