6ES7317-6FF00-0AB0
CPU317F-2DP, 512KB

From SIEMENS

SIMATIC S7-300, CPU 317F-2DP, CENTRAL PROCESSING UNIT WITH 512 KBYTE WORKING MEMORY, 1. INTERFACE MPI/DP 12MBIT/S, 2. INTERFACE DP-MASTER/SLAVE, MICRO MEMORY CARD NECESSARY FOR USE WITH SOFTWARE OPTION S7 DISTRIBUTED SAFETY V5.2 SP1 AND HIGHER
General information
Engineering with
Programming packageSTEP 7 V5.2 SP1 or higher, S7 Distributed Safety V5.2 SP1 or higher
Supply voltage
Rated value (DC)
24 V DCYes
permissible range, lower limit (DC)20.4 V
permissible range, upper limit (DC)28.8 V
external protection for power supply lines (recommendation)2 A min.
Input current
Current consumption (in no-load operation), typ.60 mA
Inrush current, typ.2.5 A
I²t0.5 A²·s
Power loss
Power loss, typ.2.5 W
Memory
Work memory
integrated512 kbyte; of which 256 KB max. for retentive DBs
expandableNo
Load memory
Plug-in (MMC)Yes
Plug-in (MMC), max.8 Mbyte
Backup
presentYes; Guaranteed by MMC (maintenance-free)
CPU processing times
for bit operations, typ.0.1 µs
for word operations, typ.0.1 µs
for fixed point arithmetic, typ.0.2 µs
for floating point arithmetic, typ.2 µs
CPU-blocks
Number of blocks (total)2 048; DBs, FCs, FBs
DB
Number, max.2 047; DB 0 reserved
Size, max.64 kbyte
FB
Number, max.2 048; see instruction list
Size, max.64 kbyte
FC
Number, max.2 048; see instruction list
Size, max.64 kbyte
OB
Number, max.see instruction list
Size, max.64 kbyte
Nesting depth
per priority class8
additional within an error OB4
Counters, timers and their retentivity
S7 counter
Number512
Retentivity
— adjustableYes
— presetZ 0 to Z 7
Counting range
— lower limit0
— upper limit999
IEC counter
presentYes
TypeSFB
NumberUnlimited (limited only by RAM capacity)
S7 times
Number512
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 in totalall
Flag
Number, max.4 096 byte
Retentivity availableYes; From MB 0 to MB 4 095
Retentivity presetMB 0 to MB 15
Number of clock memories8; 1 memory byte
Local data
per priority class, max.1 024 byte
Address area
I/O address area
Inputs8 kbyte
Outputs8 kbyte
of which distributed
— Inputs8 kbyte
— Outputs8 kbyte
Process image
Inputs1 024 byte
Outputs1 024 byte
Digital channels
Inputs65 536
— of which central1 024
Outputs65 536
— of which central1 024
Analog channels
Inputs1 024
— of which central256
Outputs1 024
— of which central256
Hardware configuration
Number of DP masters
integrated2
via CP2
Number of operable FMs and CPs (recommended)
FM8
CP, PtP8
CP, LAN10
Rack
Racks, max.4
Modules per rack, max.8
Time of day
Clock
Hardware clock (real-time)Yes
retentive and synchronizableYes
Backup time6 wk; At 40 °C ambient temperature
Deviation per day, max.10 s
Operating hours counter
Number4
Number/Number range0 to 3
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
to MPI, slaveYes
in AS, masterYes
1. Interface
Interface typeIntegrated RS 485 interface
PhysicsRS 485
IsolatedNo
Power supply to interface (15 to 30 V DC), max.200 mA
Protocols
MPIYes
PROFIBUS DP masterYes
PROFIBUS DP slaveNo
Point-to-point connectionNo
MPI
Number of connections32
Transmission rate, max.12 Mbit/s
Services
— PG/OP communicationYes
— RoutingYes
— Global data communicationYes
— S7 basic communicationYes
— S7 communicationYes
— S7 communication, as clientYes; Via CP and loadable FB
— S7 communication, as serverYes
PROFIBUS DP master
Number of connections, max.32
Transmission rate, max.12 Mbit/s
Number of DP slaves, max.125
Services
— PG/OP communicationYes
— RoutingYes
— Global data communicationNo
— S7 basic communicationNo
— S7 communicationNo
— EquidistanceYes
— SYNC/FREEZEYes
— DPV1Yes
Address area
— Inputs, max.244 kbyte
— Outputs, max.244 kbyte
2. Interface
Interface typeIntegrated RS 485 interface
PhysicsRS 485
IsolatedYes
Power supply to interface (15 to 30 V DC), max.200 mA
Protocols
MPINo
PROFIBUS DP masterYes
PROFIBUS DP slaveYes
Point-to-point connectionNo
PROFIBUS DP master
Number of connections, max.32
Transmission rate, max.12 Mbit/s
Number of DP slaves, max.125
Services
— PG/OP communicationYes
— RoutingYes
— Global data communicationNo
— S7 basic communicationNo
— S7 communicationNo
— EquidistanceYes
— SYNC/FREEZEYes
— DPV1Yes
Address area
— Inputs, max.244 kbyte
— Outputs, max.244 kbyte
PROFIBUS DP slave
Number of connections32
GSD file
Transmission rate, max.12 Mbit/s
Address area, max.32
User data per address area, max.32 byte
Services
— PG/OP communicationYes
— RoutingYes; with interface active
— Global data communicationNo
— S7 basic communicationNo
— S7 communication, as clientNo
— S7 communication, as serverNo
— Direct data exchange (slave-to-slave communication)Yes
— DPV1No
Transfer memory
— Inputs244 byte
— Outputs244 byte
Communication functions
PG/OP communicationYes
Global data communication
supportedYes
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.160 byte; as server
S5 compatible communication
supportedYes; via CP and loadable FC
Number of connections
overall32
usable for PG communication31
— reserved for PG communication1
— adjustable for PG communication, min.1
— adjustable for PG communication, max.31
usable for OP communication31
— reserved for OP communication1
— adjustable for OP communication, min.1
— adjustable for OP communication, max.31
usable for S7 basic communication31
— reserved for S7 basic communication0
— adjustable for S7 basic communication, min.0
— adjustable for S7 basic communication, max.30
S7 message functions
Number of login stations for message functions, max.32; Depending on the configured connections for PG/OP and S7 basic communication
Process diagnostic messagesYes
simultaneously active Alarm-S blocks, max.60
Test commissioning functions
Status blockYes
Single stepYes
Number of breakpoints2
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.100
— adjustableNo
Configuration
Configuration software
STEP 7Yes; STEP 7 V5.2 SP and higher, S7 Distributed Safety V5.2 SP1 and higher
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
Know-how protection
User program protection/password protectionYes
Dimensions
Width80 mm
Height125 mm
Depth130 mm
Weights
Weight, approx.560 g
last modified:03/18/2019

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