6ES7314 1AG14 0AB0 CPU 314 s7300 plc

Description

6ES7314 1AG14 0AB0 CPU 314 s7300 plc is a SIMATIC S7-300, Central processing unit with MPI, Integer. power supply 24 V DC, work memory 128 KB, Micro Memory Card required

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The part number “6ES7314 1AG14 0AB0 CPU 314 s7300 plc” refers to another model within Siemens’ SIMATIC S7-300 series of programmable logic controllers (PLCs). Let’s break down the part number:

6ES7: This prefix is typical for Siemens part numbers for PLCs.

314-1AG14: This part indicates the specific model of the CPU. In this case, it’s the CPU 314.

0AB0: This part typically denotes additional features or variations of the CPU, such as firmware versions or specific configurations.

Similar to the CPU 314 mentioned earlier, this CPU 314 model is designed for medium to large-scale industrial automation applications. It offers a balance of performance and features suitable for a wide range of control tasks.

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Key features of the Siemens s7300 plc

 

Support for various programming languages such as ladder logic, function block diagram (FBD), and structured text (ST).

Integrated digital and analog inputs/outputs (I/O).

Communication interfaces for connecting to other devices or systems, such as RS485, PROFIBUS, or PROFINET.

Support for modular expansion with additional I/O modules, communication modules, or special function modules.

Overall, the SIMATIC S7-300 CPU 314 (6ES7314-1AG14-0AB0) is designed to provide reliable and efficient control for automation systems in various industries, including manufacturing, process control, and infrastructure.

 

Specification of 6ES7314 1AG14 0AB0 CPU 314 s7300 plc

 

General information
HW functional status	1
Firmware version	V3.3
Engineering with
●   Programming package	STEP 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 time	5 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
I²t	1 A²·s
Power loss
Power loss, typ.	4 W
Memory
Work memory
●   integrated	128 kbyte
●   expandable	No
Load memory
●   Plug-in (MMC)	Yes
●   Plug-in (MMC), max.	8 Mbyte
●   Data management on MMC (after last programming), min.	10:00 AM
Backup
●   present	Yes; Guaranteed by MMC (maintenance-free)
●   without battery	Yes; 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 blocks (total)	1 024; (DBs, FCs, FBs); the maximum number of loadable blocks can be
	reduced by the MMC used.
DB
●   Number, max.	1 024; Number range: 1 to 16000
●   Size, max.	64 kbyte
FB
●   Number, max.	1 024; Number range: 0 to 7999
●   Size, max.	64 kbyte
FC
●   Number, max.	1 024; Number range: 0 to 7999
●   Size, max.	64 kbyte
OB
●   Number, max.	see instruction list 64 kbyte
●   Size, max.	1; OB 1
●   Number of free cycle OBs	1; OB 10
●   Number of time alarm OBs	2; OB 20, 21
●   Number of delay alarm OBs	4; OB 32, 33, 34, 35
●   Number of cyclic interrupt OBs	1; OB 40
●   Number of process alarm OBs	1; OB 100
●   Number of startup OBs	4; OB 80, 82, 85, 87
●   Number of asynchronous error OBs	2; OB 121, 122
●   Number of synchronous error OBs
Nesting depth
●   per priority class	16
●   additional within an error OB	4
Counters, timers and their retentivity
S7 counter
●   Number	256
Retentivity
— adjustable	Yes
— preset	Z 0 to Z 7
Counting range
— counting range / of S7 counters / initial value	0
— counting range / of S7 counters / full-scale value	999
IEC counter
●   present	Yes
●   Type	SFB
●   Number	Unlimited (limited only by RAM capacity)
S7 times
●   Number	256
Retentivity
— adjustable	Yes
— preset	No retentivity
Time range
— time range / of the S7 timers / initial value	10 ms
— time range / of the S7 timers / full-scale value	9 990 s
IEC timer
●   present	Yes
●   Type	SFB
●   Number	Unlimited (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 available	Yes; MB 0 to MB 255
●   Retentivity preset	MB 0 to MB 15
●   Number of clock memories	8; 1 memory byte
Data blocks
●   Retentivity adjustable	Yes; via non-retain property on DB
●   Retentivity preset	Yes
Local data
●   per priority class, max.	32 kbyte; Max. 2 KB per block
Address area
I/O address area
●   Inputs	1 024 byte
●   Outputs	1 024 byte
Process image
●   Inputs	1 024 byte
●   Outputs	1 024 byte
●   Inputs, adjustable	1 024 byte
●   Outputs, adjustable	1 024 byte
●   Inputs, default	128 byte
●   Outputs, default	128 byte
Digital channels
●   Inputs	1 024
— of which central	1 024
●   Outputs	1 024
— of which central	1 024
Analog channels
●   Inputs	256
— of which central	256
●   Outputs	256
— of which central	256
Hardware configuration
Number of expansion units, max.	3
Number of DP masters
●   integrated	0
●   via CP	4
Number of operable FMs and CPs (recommended)
●   FM	8
●   CP, PtP	8
●   CP, LAN	10
Rack
●   Racks, max.	4
●   Modules per rack, max.	8
Time of day
Clock
●   Hardware clock (real-time)	Yes
●   retentive and synchronizable	Yes
●   Backup time	6 wk; At 40 °C ambient temperature
●   Deviation per day, max.	10 s; Typ.: 2 s
●   Behavior of the clock following POWER-ON	Clock continues running after POWER OFF
●   Behavior of the clock following expiry of backup period	the clock continues at the time of day it had when power was switched off
Operating hours counter
●   Number	1
●   Number/Number range	0
●   Range of values	0  to 2^31 hours (when using SFC 101)
●   Granularity	1  h
●   retentive	Yes; Must be restarted at each restart
Clock synchronization
●   supported	Yes
●   to MPI, master	Yes
●   to MPI, slave	Yes
●   in AS, master	Yes
●   in AS, slave	No
Digital inputs
Number of digital inputs	0
Digital outputs
Number of digital outputs	0
Analog inputs
Number of analog inputs	0
Analog outputs
Number of analog outputs	0
Interfaces
Number of industrial Ethernet interfaces	0
Number of PROFINET interfaces	0
Number of RS 485 interfaces	1; MPI
Number of RS 422 interfaces	0
1. Interface
Interface type	Integrated RS 485 interface
Isolated	No
Interface types
●   RS 485	Yes
●   Output current of the interface, max.	200 mA
Protocols
●   MPI	Yes
●   PROFIBUS DP master	No
●   PROFIBUS DP slave	No
●   Point-to-point connection	No
MPI
●   Transmission rate, max.	187.5 kbit/s
Services
— PG/OP communication	Yes
— Routing	No
— Global data communication	Yes
— S7 basic communication	Yes
— S7 communication	Yes; Only server, configured on one side
— S7 communication, as client	No
— S7 communication, as server	Yes
Protocols
PROFIsafe	No
communication functions / header
PG/OP communication	Yes
Data record routing	No
Global data communication
●   supported	Yes 8
●   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.	22 byte
●   Size of GD packets, max.	22 byte
●   Size of GD packet (of which consistent), max.
S7 basic communication
●   communication function / S7 basic communication	Yes
●   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
●   supported	Yes Yes
●   as server	Yes; Via CP and loadable FB 180 byte; With PUT/GET
●   as client	240 byte; as server
●   User data per job, max.
●   User data per job (of which consistent), max.
S5 compatible communication
●   supported	Yes; via CP and loadable FC
Number of connections
●   overall	12
●   usable for PG communication	11
— reserved for PG communication	1
— adjustable for PG communication, min.	1
— adjustable for PG communication, max.	11
●   usable for OP communication	11
— reserved for OP communication	1
— adjustable for OP communication, min.	1
— adjustable for OP communication, max.	11
●   usable for S7 basic communication	8
— reserved for S7 basic communication	0
— 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 messages	Yes 300
simultaneously active Alarm-S blocks, max.
Test commissioning functions
Status block	Yes; Up to 2 simultaneously
Single step	Yes
Number of breakpoints	4
Status/control
●   Status/control variable	Yes
●   Variables	Inputs, outputs, memory bits, DB, times, counters
●   Number of variables, max.	30
— of which status variables, max.	30
— of which control variables, max.	14
Forcing
●   Forcing	Yes
●   Forcing, variables	Inputs, outputs 10
●   Number of variables, max.
Diagnostic buffer
●   present	Yes 500
●   Number of entries, max.	No
— adjustable	100; Only the last 100 entries are retained 499
— of which powerfail-proof	Yes; From 10 to 499
●   Number of entries readable in RUN, max.	10
— adjustable
— preset
Service data
●   test-/initiation function / service data readable	Yes
Ambient conditions
Ambient temperature during operation
●   min.	0 °C
●   max.	60 °C
configuration / header
Configuration software
●   STEP 7	Yes; V5.2 SP1 or higher with HW update
configuration / programming / header
●   Command set	see instruction list 8
●   Nesting levels	see instruction list
●   System functions (SFC)	see instruction list
●   System function blocks (SFB)
Programming language
— LAD	Yes
— FBD	Yes
— STL	Yes
— SCL	Yes
— CFC	Yes
— GRAPH	Yes
— HiGraph®	Yes
Know-how protection
●   User program protection/password protection	Yes
●   Block encryption	Yes; With S7 block Privacy
Dimensions
Width	40 mm
Height	125 mm
Depth	130mm
Weights
Weight, approx.	280 g