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Siemens 6ES7314-1AG14-0AB0

***spare part*** SIMATIC S7-300, CPU 314 central processing unit with MPI, integrated power supply 24 V DC, work memory 128 KB, Micro Memory Card required

SiemensMFR # 6ES7314-1AG14-0AB0SKU # CEY-937FC77F7736

Product type designationCPU 314

HW functional status01

Firmware versionV3.3

Rated value (DC)24 V

permissible range, lower limit (DC)19.2 V

permissible range, upper limit (DC)28.8 V

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About This Product

***spare part*** SIMATIC S7-300, CPU 314 central processing unit with MPI, integrated power supply 24 V DC, work memory 128 KB, Micro Memory Card required

Siemens 6ES7314-1AG14-0AB0

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Product selection and compatibility support from our technical team
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Specifications

General information

Product type designationCPU 314

HW functional status01

Firmware versionV3.3

Engineering with

Programming packageSTEP 7 V5.5 + SP1 or higher or STEP 7 V5.2 + SP1 or higher with HSP 218

Supply voltage

Rated value (DC)24 V

permissible range, lower limit (DC)19.2 V

permissible range, upper limit (DC)28.8 V

external protection for power supply lines (recommendation)2 A min.

Mains buffering

Mains/voltage failure stored energy time5 ms

Repeat rate, min.1 s

Input current

Current consumption (rated value)650 mA

Current consumption (in no-load operation), typ.140 mA

Inrush current, typ.3.5 A

I²t1 A²·s

Power loss

Power loss, typ.4 W

Work memory

Integrated128 kbyte

expandableNo

Load memory

Plug-in (MMC)Yes

Plug-in (MMC), max.8 Mbyte

Data management on MMC (after last programming), min.10 a

Backup

presentYes; Guaranteed by MMC (maintenance-free)

without batteryYes; Program and data

CPU processing times

for bit operations, typ.0.06 µs

for word operations, typ.0.12 µs

for fixed point arithmetic, typ.0.16 µs

for floating point arithmetic, typ.0.59 µs

CPU-blocks

Number of elements (total)1 024; (DBs, FCs, FBs); the maximum number of loadable blocks can be reduced by the MMC used.

Number, max.1 024; Number range: 1 to 16000

Size, max.64 kbyte

Number, max.1 024; Number range: 0 to 7999

Size, max.64 kbyte

Number, max.1 024; Number range: 0 to 7999

Size, max.64 kbyte

Number, max.see instruction list

Size, max.64 kbyte

Number of free cycle OBs1; OB 1

Number of time alarm OBs1; OB 10

Number of delay alarm OBs2; OB 20, 21

Number of cyclic interrupt OBs4; OB 32, 33, 34, 35

Number of process alarm OBs1; OB 40

Number of startup OBs1; OB 100

Number of asynchronous error OBs4; OB 80, 82, 85, 87

Number of synchronous error OBs2; OB 121, 122

Nesting depth

per priority class16

additional within an error OB4

S7 counter

Number256

Retentivity

— can be setYes

— presetZ 0 to Z 7

Counting range

— lower limit0

— upper limit999

IEC counter

presentYes

TypeSFB

NumberUnlimited (limited only by RAM capacity)

S7 timer

Number256

Retentivity

— adjustableYes

— presetNo retentivity

Time range

— lower limit10 ms

— upper limit9 990 s

IEC timer

presentYes

TypeSFB

NumberUnlimited (limited only by RAM capacity)

Data areas and their retentivity

Retentive data area (incl. timers, counters, flags), max.64 kbyte

Flag

Size, max.256 byte

Retentivity availableYes; MB 0 to MB 255

Retentivity presetMB 0 to MB 15

Number of clock memories8; 1 memory byte

Data blocks

Retentivity adjustableYes; via non-retain property on DB

Retentivity presetYes

Local data

per priority class, max.32 kbyte; Max. 2 KB per block

I/O address area

Inputs1 024 byte

Outputs1 024 byte

Process image

Inputs1 024 byte

Outputs1 024 byte

Inputs, adjustable1 024 byte

Outputs, adjustable1 024 byte

Inputs, default128 byte

Outputs, default128 byte

Digital channels

Inputs1 024

— of which central1 024

Outputs1 024

— of which central1 024

Analog channels

Inputs256

— of which central256

Outputs256

— of which central256

Hardware configuration

Number of expansion units, max.3

Number of DP masters

integrated0

via CP4

Number of operable FMs and CPs (recommended)

FM8

CP, PtP8

CP, LAN10

Rack

Racks, max.4

Modules per rack, max.8

Clock

Hardware clock (real-time)Yes

retentive and synchronizableYes

Backup time6 wk; At 40 °C ambient temperature

Deviation per day, max.10 s; Typ.: 2 s

Behavior of the clock following POWER-ONClock continues running after POWER OFF

Behavior of the clock following expiry of backup periodthe clock continues at the time of day it had when power was switched off

Operating hours counter

Number1

Number/Number range0

Range of values0 to 2^31 hours (when using SFC 101)

Granularity1 h

retentiveYes; Must be restarted at each restart

Clock synchronization

supportedYes

to MPI, masterYes

on MPI, deviceYes

in AS, masterYes

in AS, deviceNo

Digital inputs

Number of digital inputs0

Digital outputs

Number of digital outputs0

Analog inputs

Number of analog inputs0

Interfaces

Number of PROFINET interfaces0

Number of RS 485 interfaces1; MPI

Number of RS 422 interfaces0

1. Interface

Interface typeIntegrated RS 485 interface

IsolatedNo

Interface types

RS 485Yes

Output current of the interface, max.200 mA

Protocols

MPIYes

PROFIBUS DP masterNo

PROFIBUS DP deviceNo

Point-to-point connectionNo

MPI

Transmission rate, max.187.5 kbit/s

Services

— PG/OP communicationYes

— RoutingNo

— Global data communicationYes

— S7 basic communicationYes

— S7 communicationYes; Only server, configured on one side

— S7 communication, as clientNo

— S7 communication, as serverYes

Protocols

PROFIsafeNo

Communication functions

PG/OP communicationYes

Data record routingNo

Global data communication

supportedYes

Number of GD loops, max.8

Number of GD packets, max.8

Number of GD packets, transmitter, max.8

Number of GD packets, receiver, max.8

Size of GD packets, max.22 byte

Size of GD packet (of which consistent), max.22 byte

S7 basic communication

supportedYes

User data per job, max.76 byte

User data per job (of which consistent), max.76 byte; 76 bytes (with X_SEND or X_RCV); 64 bytes (with X_PUT or X_GET as server)

S7 communication

supportedYes

as serverYes

as clientYes; Via CP and loadable FB

User data per job, max.180 byte; With PUT/GET

User data per job (of which consistent), max.240 byte; as server

S5 compatible communication

supportedYes; via CP and loadable FC

Number of connections

overall12

usable for PG communication11

— reserved for PG communication1

— adjustable for PG communication, min.1

— adjustable for PG communication, max.11

usable for OP communication11

— reserved for OP communication1

— adjustable for OP communication, min.1

— adjustable for OP communication, max.11

usable for S7 basic communication8

— reserved for S7 basic communication0

— adjustable for S7 basic communication, min.0

— adjustable for S7 basic communication, max.8

S7 message functions

Number of login stations for message functions, max.12; Depending on the configured connections for PG/OP and S7 basic communication

Process diagnostic messagesYes

simultaneously active Alarm_S blocks, max.300

Test commissioning functions

Status blockYes; Up to 2 simultaneously

Single stepYes

Number of breakpoints4

Status/control

Status/control variableYes

VariablesInputs, outputs, memory bits, DB, times, counters

Number of variables, max.30

— of which status variables, max.30

— of which control variables, max.14

Forcing

ForcingYes

Forcing, variablesInputs, outputs

Number of variables, max.10

Diagnostic buffer

presentYes

Number of entries, max.500

— can be setNo

— of which powerfail-proof100; Only the last 100 entries are retained

Number of entries readable in RUN, max.499

— can be setYes; From 10 to 499

— preset10

Service data

Can be read outYes

Ambient temperature during operation

min.0 °C

max.60 °C

Configuration software

STEP 7Yes; V5.2 SP1 or higher with HW update

Programming

Command setsee instruction list

Nesting levels8

System functions (SFC)see instruction list

System function blocks (SFB)see instruction list

Programming language

— LADYes

— FBDYes

— STLYes

— SCLYes

— CFCYes

— GRAPHYes

— HiGraph®Yes

Know-how protection

User program protection/password protectionYes

Block encryptionYes; With S7 block Privacy

Dimensions

Width40 mm

Height125 mm

Depth130 mm

Weights

Weight, approx.280 g

Accessories 9

Genuine accessories that can be used with the Siemens 6ES7314-1AG14-0AB0 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.

Part no	Description	Compatible motors
6ES7953-8LF31-0AA0	Aksesuar · Memory card
6ES7953-8LG31-0AA0	Aksesuar · Memory card
6ES7953-8LJ31-0AA0	Aksesuar · Memory card
6ES7953-8LL31-0AA0	Aksesuar · Memory card
6ES7953-8LP31-0AA0	Aksesuar · Memory card
6ES7392-1AM00-0AA0	Aksesuar · Connection plug
6ES7392-1BM01-0AA0	Aksesuar · Connection plug
9LF1110-6DA13-2AB1	Servis · Service Card
9TF6276-2XA11-1AL4	Servis