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6ES7314-6BF01-0AB0

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Siemens 6ES7314-6BF01-0AB0 serves as an S7-300 CPU 314C-2 PtP compact PLC that executes machine-control programs, processes integrated I/O, and exchanges data through MPI and a serial point-to-point interface.
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Technical specifications for 6ES7314-6BF01-0AB0

  • Manufacturer:
    Siemens
  • Part Number:
    6ES7314-6BF01-0AB0
  • Product Family:
    Siemens Simatic S7-300
  • Product Type:
    S7-300 CPU 314C-2 PtP Compact Controller
  • Stock:
    1
  • Work Memory:
    48 KB
  • Load Memory:
    Micro Memory Card, maximum 8 MB
  • Memory Retention:
    At least 10 years on Micro Memory Card
  • Digital Inputs:
    24 integrated
  • Digital Outputs:
    16 integrated
  • Analog Inputs:
    4 plus 1 integrated
  • Analog Outputs:
    2 integrated
  • Integrated Counters:
    4 channels
  • Maximum Counter Frequency:
    60 kHz
  • PWM Outputs:
    4 channels, maximum 2.5 kHz
  • Controlled Positioning:
    1 channel
  • First Interface:
    MPI, RS485
  • Maximum MPI Rate:
    187.5 kbit/s
  • Second Interface:
    Isolated RS422/RS485 point-to-point
  • PtP Rates:
    38.4 kbit/s half duplex; 19.2 kbit/s full duplex
  • Maximum PtP Cable Length:
    1200 m
  • PtP Protocol Drivers:
    3964(R), ASCII, and RK512
  • Rated Supply Voltage:
    24 V DC
  • Permissible Supply Range:
    20.4 to 28.8 V DC
  • Typical Power Loss:
    14 W
  • Programming Package:
    STEP 7 V5.2 SP1 or later
  • Firmware Version:
    V2.0.0
  • Weight:
    1.4991 lbs (0.68 kg)
  • Estimated shipping dimensions:
    12x12.2x12.5cm
  • Tariff Code:
    85371091
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Memory and Startup Technology Channels Serial Interface Replacement Setup

Features:

  • The CPU executes the S7-300 program from 48 KB work memory and MMC load memory.
  • Integrated digital, analog, counter, PWM, and positioning channels connect local field functions.
  • MPI and the isolated point-to-point port serve different communication paths.
Physical channels enter the configured address map before program logic acts on them.

Technology functions use dedicated terminals and parameters for faster signal handling.

Replacement requires the memory card, hardware setup, communication identity, and field wiring to remain aligned.

The Siemens 6ES7314-6BF01-0AB0 S7-300 CPU 314C-2 PtP Controller may remain available for quotation and support beyond End-Of-Life (EOL) by the manufacturer (OEM).
Siemens 6ES7314-6BF01-0AB0 S7-300 CPU 314C-2 PtP Controller Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

Connecting stored project data to executable control logic

  • Work memory: The CPU executes active code and data within the 48 KB area.
  • Load memory: The Micro Memory Card stores the loadable project up to 8 MB.
  • Retention: Programmed MMC data remains stored for at least the documented period.
  • Startup match: Hardware configuration, block set, and integrated-I/O parameters load together.

Handling fast events outside the ordinary cyclic scan

  • Counters: Four channels acquire pulses up to 60 kHz.
  • PWM: Four outputs create pulse-width-modulated signals up to the specified rate.
  • Positioning: One assigned channel coordinates directional and positioning signals.
  • Program exchange: Technology status and values enter the user program through configured interfaces.

Keeping point-to-point traffic separate from MPI

  • Physical layer: The second interface uses isolated RS422 or RS485 signaling.
  • Protocols: The project selects 3964(R), ASCII, or RK512 communication.
  • Cable reach: The point-to-point path remains within the documented 1200 m limit.
  • Data handling: Serial telegrams are exchanged through the configured user-program interface.

Restoring program, interfaces, and integrated channels as one controller

  • MMC content: The correct project and load memory are present before startup.
  • MPI identity: Address and rate match the existing programming and station network.
  • PtP settings: Physical mode, protocol, rate, and telegram format match the peer device.
  • I/O validation: Every integrated channel is checked against terminal wiring and program addressing.
Description
At the center of a compact S7-300 station, Siemens 6ES7314-6BF01-0AB0 is the CPU 314C-2 PtP controller that executes the user program and combines local digital, analog, counting, pulse, and positioning functions. Its processor and integrated channels reduce the number of separate modules required for these signal paths.

Twenty-four digital inputs and sixteen digital outputs on 6ES7314-6BF01-0AB0 exchange discrete field states with the program, while the integrated analog channels carry continuous measurements and commands. The STEP 7 address map binds each physical terminal to its program operand, so wiring and hardware configuration must be restored together.

Four counter channels in 6ES7314-6BF01-0AB0 process pulses up to the documented frequency, and the same technology section includes four PWM paths plus one controlled-positioning channel. These functions use assigned terminals and parameter blocks outside ordinary cyclic input handling.

Communication on 6ES7314-6BF01-0AB0 is divided between the MPI RS485 interface and the isolated RS422/RS485 point-to-point port. MPI serves programming and S7 station exchange, whereas the second interface runs the configured 3964(R), ASCII, or RK512 serial protocol.

The Micro Memory Card holds the load memory used by 6ES7314-6BF01-0AB0 during startup and preserves project data without battery maintenance. Successful replacement therefore depends on the correct MMC content, hardware version, interface settings, integrated-I/O parameters, and stable 24 V DC supply.
Alternative Names
6ES73146BF010AB0 6ES7 314-6BF01-0AB0 6ES7314 6BF01 0AB0 Siemens 6ES7314-6BF01-0AB0 6ES7314-6BF01-0AB0 CPU 314C-2 PtP CPU 314C-2 PtP 6ES7314-6BF01-0AB0 6ES 7314 6BF01 0AB0 6ES7314/6BF01/0AB0
Technical notes
A replacement Siemens 6ES7314-6BF01-0AB0 must retain the MMC, STEP 7 hardware setup, integrated-I/O map, technology parameters, MPI identity, and RS422/RS485 protocol configuration.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What prevents the integrated outputs on Siemens 6ES7314-6BF01-0AB0 from responding after startup?
Check the Siemens 6ES7314-6BF01-0AB0 MMC, operating mode, hardware configuration, output supply, address map, program blocks, and diagnostic buffer.
Which serial settings must match on 6ES7314-6BF01-0AB0?
The 6ES7314-6BF01-0AB0 RS422/RS485 mode, baud rate, protocol, telegram parameters, cable wiring, and peer-device settings must agree.
How should missed counter pulses be investigated on Siemens 6ES7314-6BF01-0AB0?
Verify the Siemens 6ES7314-6BF01-0AB0 counter terminal, signal level, frequency, gate, direction, filter, mode parameter, and technology-function status.
What should be archived before replacing 6ES7314-6BF01-0AB0?
Archive the 6ES7314-6BF01-0AB0 STEP 7 project, MMC image, hardware setup, MPI address, PtP parameters, integrated-I/O map, and technology settings.
Why can MPI work while point-to-point communication fails on Siemens 6ES7314-6BF01-0AB0?
Siemens 6ES7314-6BF01-0AB0 uses separate interfaces; inspect RS422/RS485 wiring, isolation, protocol, rate, telegram format, and peer response rather than the MPI path.