6ES7313-6CF03-0AB0

CPU 313C-2 DP Compact Controller

A legacy SIMATIC S7-300 compact CPU with integrated digital I/O, PROFIBUS DP master/slave communication and onboard technology functions.

BRANDSiemens

STOCK CONFIRMATIONLead time: 2–3 days

CONDITIONBrand new and original

WARRANTY12 months

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Product overview

The Siemens 6ES7313-6CF03-0AB0 is a SIMATIC S7-300 CPU 313C-2 DP compact controller with 64 KB integrated work memory, 16 digital inputs and 16 digital outputs. Its integrated PROFIBUS DP interface can support master or slave applications in established S7-300 systems.

Three high-speed counter channels, frequency measurement, pulse-width modulation and an integrated PID control function support compact machine tasks. This is a legacy platform, so confirm firmware V2.6, STEP 7 hardware configuration, Micro Memory Card and I/O wiring before replacement.

SUITABLE APPLICATIONS

Where the CPU 313C-2 DP is used

Legacy S7-300 machine control
PROFIBUS DP automation networks
Compact counting and frequency measurement
Installed-system maintenance and exact replacement

VERIFIED MODEL DATA

Technical specifications

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Manufacturer: Siemens
Article number / MPN: 6ES7313-6CF03-0AB0
Product designation: SIMATIC S7-300 CPU 313C-2 DP compact CPU
Hardware / firmware: Hardware version 01 / firmware V2.6
Work memory: 64 KB integrated; not expandable
Load memory: Micro Memory Card, up to 8 MB
Integrated digital I/O: 16 digital inputs / 16 digital outputs
Communication: MPI plus integrated PROFIBUS DP master/slave interface
Technology functions: 3 counters up to 30 kHz; frequency measurement; 3 PWM channels up to 2.5 kHz; integrated PID
Engineering: STEP 7 V5.4 SP3 or STEP 7 V5.3 SP2 with HSP 0123
Supply voltage: 24 V DC nominal; permissible range 20.4–28.8 V DC
Power loss: Typically 10 W
Dimensions (W × H × D): 120 × 125 × 130 mm
Weight: Approx. 566 g
Lifecycle: Legacy S7-300 platform; exact hardware, firmware and project compatibility must be confirmed

Technical values are compiled from official Siemens product documentation for this exact article number. Always check the delivered unit nameplate and revision before installation.

BUYER QUESTIONS

Frequently asked questions

How much work memory does this CPU have?

Siemens documentation specifies 64 KB of integrated work memory; it is not expandable.

Which fieldbus interface is integrated?

The CPU 313C-2 DP includes a PROFIBUS DP interface for master or slave operation, in addition to the MPI interface.

What onboard I/O is included?

This article number provides 16 digital inputs and 16 digital outputs.

Can it be replaced without changing the STEP 7 project?

Do not assume a drop-in replacement. Confirm the exact MLFB, firmware, Micro Memory Card, hardware configuration, addresses and integrated I/O wiring first.

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