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Siemens 6ES7314-5AE03-0AB0 SIMATIC S7-300 CPU 314 IFM

Siemens 6ES7314-5AE03-0AB0 SIMATIC S7-300 CPU 314 IFM

Product Name: SIMATIC S7-300 CPU 314 IFM

Brand Name: Siemens

Model Number: 6ES7314-5AE03-0AB0

Place of Origin: Germany

Warranty: 12 Months

Whatsapp: +86 18020776782

Email: [email protected]

Appurtenance:

siemens 6es7314 5ae03 0ab0 simatic s7 300 cpu 314 ifm-1

Overview
I/O Integration
Description
Diagnostics
Specifications
Commercial Term
Contact info
FAQ
Other Products
Recommended Products

Legacy compact S7-300 CPU with integrated digital and analog I/O for installed machines

The Siemens CPU 314 IFM combines an MPI interface, 32 KB working memory, 16 digital inputs, 16 digital outputs, four analog inputs and one analog output with an integrated 24 V DC power supply.

Before you orderConfirm the exact IFM article, firmware V1.2.1, STEP 7 project, MPI address, two 40-pin front-connector wiring maps, integrated analog ranges, memory-card and backup state before replacement.

I/O Integration

The integrated channels and front connectors must be treated as part of the CPU replacement, not as separate plug-and-play I/O.

Channel map

Export the symbol and address list and verify all 16 DI, 16 DO, four AI and one AO assignments against the actual machine wiring.

Front connectors

Photograph both 40-pin connectors, label every wire and inspect coding and contact condition before transfer.

Analog setup

Record channel ranges, scaling, reference wiring and the known process value for each analog input and output.

Description

6ES7314-5AE03-0AB0 is a discontinued SIMATIC S7-300 compact CPU whose integrated I/O is part of the machine wiring and STEP 7 hardware configuration. Siemens lists no direct product replacement.

A controlled exchange must preserve the program, system data and field wiring. Back up the project, document the MPI network and every integrated I/O channel, and compare the actual CPU firmware and memory devices before removing the installed unit.

Diagnostics

Separate CPU, field-power, wiring and project faults by comparing LEDs, diagnostics, terminal measurements and the process image.

Project match

Verify the exact CPU entry, firmware, rack slot, MPI address and integrated I/O configuration in the STEP 7 project.

Field signals

Measure the affected signal at the front connector and compare the channel status with the online process image.

Startup record

Save the diagnostic buffer and note the first STOP or fault event before clearing errors or downloading changes.

Specifications

Product type designation	SIMATIC S7-300 CPU 314 IFM
Order number	6ES7314-5AE03-0AB0
Working memory	32 KB
Communication interface	MPI
Integrated digital inputs	16
Integrated digital outputs	16
Integrated analog inputs	4
Integrated analog outputs	1
Front connectors	2 x 40-pin
Integrated power supply	24 V DC
Published firmware	V1.2.1
Lifecycle status	Discontinued; no direct replacement listed

Commercial Term

Quotation

Current price and availability

Payment

T/T or agreed terms

Lead time

Confirmed with quotation

Shipping

DHL, FedEx, UPS or agreed freight

Warranty

12 months

Contact info

CONTACT

Jim Pei

[email protected]

+86 180 2077 6782

FAQ

Can 6ES7314-5AE03-0AB0 be replaced by a standard CPU 314 with separate I/O modules?

Not as a direct exchange. The IFM CPU includes 16 DI, 16 DO, four AI and one AO with a specific address and connector layout, so a standard CPU would require new hardware configuration, wiring and a validated machine conversion.

What must be backed up before replacing 6ES7314-5AE03-0AB0 in an operating machine?

Save the complete STEP 7 project and online blocks, system data, MPI settings, diagnostic buffer and any memory-card content. Also record both 40-pin connector maps and the engineering units and ranges of every analog channel.

Why can 6ES7314-5AE03-0AB0 enter STOP after the program is restored to a replacement CPU?

Compare the exact hardware entry and firmware V1.2.1, rack and I/O configuration, memory-card state and startup diagnostics. A program download alone may omit or mismatch system data required by the integrated I/O and network.

How should an MPI communication fault on 6ES7314-5AE03-0AB0 be diagnosed before changing the CPU?

Verify the CPU MPI address, baud rate, connector seating, shield and end-of-segment termination, then confirm that no duplicate address exists. Read the diagnostic buffer and test with the known project before condemning the interface.

What should I check when one analog value from 6ES7314-5AE03-0AB0 is fixed at its minimum or maximum?

Measure the signal at the correct 40-pin connector, verify the configured range and reference wiring, and compare the raw online value with a known source. An open circuit, wrong range or missing reference can imitate a failed analog channel.

How can crossed wires be prevented when transferring the two 40-pin connectors of 6ES7314-5AE03-0AB0?

Label both connectors and every field group, photograph the installed orientation and compare each terminal with the approved I/O list before removal. After transfer, stimulate one channel at a time and verify the terminal, LED or raw value and PLC address.

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