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6ES7314-1AE84-0AB0 SIMATIC S7-300, CPU 314

Manufacturer:
SIEMENS
Weight:
0.45kg
Product Range:
Automation Systems

Product Information

SIMATIC S7-300, CPU 314 FOR EXPANDED TEMPERATURE RANGE INTEGRATED 24 V DC POWER SUPPLY 24 KBYTE WORKING MEMORY
Supply voltage
Rated voltage/DC24 V
permissible range, lower limit (DC)20.4 V
permissible range, upper limit (DC)28.8 V
Input current
Rated value at 24 V DC1000 mA
Inrush current, max.8 A
Power losses
Power loss, max.8 W
Memory
Work memory
integrated24 Kibyte; 24 KB/8 K instructions RAM (integrated); 1 instruction means 3 bytes on average
Load memory
expandable FEPROMYes; Flash-EPROM
expandable FEPROM, max.4 Mbyte
integrated RAM, max.40 Kibyte
Backup
presentYes
with batteryYes; all blocks
without batteryYes; 4 KB: bit memory, counter, times and data
CPU processing times
for bit operations, min.0.3 µs
for bit operations, max.0.6 µs
for word operations, min.1 µs
for fixed point arithmetic, min.2 µs
for floating point arithmetic, min.50 µs
for timer/counter operations, min.12 µs
CPU-blocks
DB
Number, max.127
Size, max.8 Kibyte
FB
Number, max.128
Size, max.8 Kibyte
FC
Number, max.128
Size, max.8 Kibyte
OB
Descriptionsee instruction list
Size, max.8 Kibyte
Number of free cycle OBs1; OB 1
Number of time alarm OBs1; OB 10
Number of time interrupt OBs1; OB 35
Number of process alarm OBs1; OB 40
Number of startup OBs1; OB 100
Nesting depth
per priority class8
Counters, timers and their retentivity
S7 counter
Number64
of which retentive with battery
adjustableYes
lower limit0
upper limit63
of which retentive without battery
adjustableYes
lower limit0
upper limit63
Counting range
lower limit1
upper limit999
S7 times
Number128
of which retentive with battery
adjustableYes
lower limit0
upper limit127
of which retentive without battery
adjustableYes
lower limit0
upper limit127
Time range
lower limit10 ms
upper limit9990 s
Data areas and their retentivity
Flag
Number, max.256 byte
Retentivity availableYes; MB 0 to MB 255
of which retentive with battery0 to 2047 (M 0.0 to M 255.7, adjustable)
of which retentive without battery0 to 2047 (M 0.0 to M 255.7, adjustable)
Address area
I/O address area
Inputs512 byte
Outputs512 byte
Process image
Inputs128 byte
Outputs128 byte
Digital channels
Inputs1024
Outputs1024
Analog channels
Inputs256
Outputs128
Addressing volume
Outputs122 byte
Inputs122 byte
Hardware configuration
Modules per rack, max.32
Expansion devices, max.3
Connectable programming devices/PCsPGs/PCs with STEP 7 connectable via MPI interface
Number of modules per DP slave interface, max.16
Number of DP masters
integrated0
via CP1; CP 342-5
Number of operable FMs and CPs (recommended)
FM4
CP, point-to-point2
CP, LAN1
Time of day
Clock
Hardware clock (real-time clock)Yes
Interfaces
MPI
Cable length, max.9100 m; without repeaters: 50 m; with 2 repeaters: 1100 m; with 10 repeaters in series: 9100 m; via fiber optic cable: 23.8 km (with 16 star hubs or OLMs)
1st interface
Functionality
MPIYes
MPI
Services
PG/OP communicationYes
Global data communicationYes
S7 basic communicationYes
S7 communicationYes
Number of nodes, max.32; 32 nodes on MPI bus; PG/PC, OP, additional S7-300/400, C7; per CPU max. 4 static and 4 dynamic connections
Transmission rate, max.187.5 kbit/s
Communication functions
PG/OP communicationYes
Global data communication
supportedYes
S7 basic communication
supportedYes
S7 communication
supportedYes
as serverYes
S5-compatible communication
supportedYes; via loadable blocks
Standard communication (FMS)
supportedYes; via loadable blocks
Number of connections
overall
of which dynamic8
of which static4
Configuration
Configuration software
STEP 7Yes; V5.0, V5.0 SP1
programming
Programming language
LADYes
FBDYes
STLYes
SCLYes
GRAPHYes
Command setBinary logic operations, bracketed operations, result allocation, saving, counting, loading, transferring, comparing, shifting, rotating, complementation, calling blocks, fixed point arithmetic, floating point arithmetic, jump functions
Nesting levels8
Program organizationLinear, structured
Software libraries
Process diagnosticsYes
Software controllerYes; depending on the required memory space and the resulting execution time
System functions (SFC)Interrupt and error processing, copy data, clock functions, diagnostic functions, module parameterization, operating mode transitions
System function blocks (SFB)1
Know-how protection
User program protection/password protectionYes
Cycle time monitoring
lower limit1 ms
upper limit6000 ms
adjustableYes
preset150 ms
Dimensions
Width80 mm
Height125 mm
Depth130 mm
Weight
Weight, approx.530 g; Memory card 16 g

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