General information
Product type designationCPU 1511-1 PN
based on6ES7511-1AK02-0AB0
Product function
I&M dataYes; I&M0 to I&M3
Isochronous modeYes; Distributed and central; with minimum OB 6x cycle of 625 µs (distributed) and 1 ms (central)
Engineering with
STEP 7 TIA Portal configurable/integrated from versionsee entry ID: 109746275
Configuration control
via datasetYes
Display
Screen diagonal [cm]3.45 cm
Control elements
Number of keys8
Mode buttons2
Supply voltage
Rated value (DC)24 V
permissible range, lower limit (DC)19.2 V
permissible range, upper limit (DC)28.8 V
Reverse polarity protectionYes
Mains buffering
Mains/voltage failure stored energy time5 ms
Repeat rate, min.1/s
Input current
Current consumption (rated value)0.7 A
Current consumption, max.0.95 A
Inrush current, max.1.9 A; Rated value
I²t0.02 A²·s
Power
Infeed power to the backplane bus10 W
Power consumption from the backplane bus (balanced)5.5 W
Power loss
Power loss, typ.5.7 W
Storage
Number of slots for SIMATIC memory card1
SIMATIC memory card requiredYes
Work memory
integrated (for program)150 kbyte
integrated (for data)1 Mbyte
Load memory
Plug-in (SIMATIC Memory Card), max.32 Gbyte
Backup
maintenance-freeYes
CPU processing times
for bit operations, typ.60 ns
for word operations, typ.72 ns
for fixed point arithmetic, typ.96 ns
for floating point arithmetic, typ.384 ns
CPU-blocks
Number of elements (total)4 000; Blocks (OB, FB, FC, DB) and UDTs
DB
Number range1 ... 60 999; subdivided into: number range that can be used by the user: 1 ... 59 999, and number range of DBs created via SFC 86: 60 000 ... 60 999
Size, max.1 Mbyte; For DBs with absolute addressing, the max. size is 64 KB
FB
Number range0 ... 65 535
Size, max.150 kbyte
FC
Number range0 ... 65 535
Size, max.150 kbyte
OB
Size, max.150 kbyte
Number of free cycle OBs100
Number of time alarm OBs20
Number of delay alarm OBs20
Number of cyclic interrupt OBs20; With minimum OB 3x cycle of 500 µs
Number of process alarm OBs50
Number of DPV1 alarm OBs3
Number of isochronous mode OBs2
Number of technology synchronous alarm OBs2
Number of startup OBs100
Number of asynchronous error OBs4
Number of synchronous error OBs2
Number of diagnostic alarm OBs1
Nesting depth
per priority class24
S7 counter
Number2 048
Retentivity
— adjustableYes
IEC counter
NumberAny (only limited by the main memory)
Retentivity
— adjustableYes
S7 timer
Number2 048
Retentivity
— adjustableYes
IEC timer
NumberAny (only limited by the main memory)
Retentivity
— adjustableYes
Data areas and their retentivity
Retentive data area (incl. timers, counters, flags), max.128 kbyte; In total; available retentive memory for bit memories, timers, counters, DBs, and technology data (axes): 88 KB
Flag
Size, max.16 kbyte
Number of clock memories8; 8 clock memory bit, grouped into one clock memory byte
Data blocks
Retentivity adjustableYes
Retentivity presetNo
Local data
per priority class, max.64 kbyte; max. 16 KB per block
Address area
Number of IO modules1 024; max. number of modules / submodules
I/O address area
Inputs32 kbyte; All inputs are in the process image
Outputs32 kbyte; All outputs are in the process image
per integrated IO subsystem
— Inputs (volume)8 kbyte
— Outputs (volume)8 kbyte
per CM/CP
— Inputs (volume)8 kbyte
— Outputs (volume)8 kbyte
Subprocess images
Number of subprocess images, max.32
Hardware configuration
Number of distributed IO systems32; A distributed I/O system is characterized not only by the integration of distributed I/O via PROFINET or PROFIBUS communication modules, but also by the connection of I/O via AS-i master modules or links (e.g. IE/PB-Link)
Number of DP masters
Via CM4; A maximum of 4 CMs/CPs (PROFIBUS, PROFINET, Ethernet) can be inserted in total
Number of IO Controllers
Integrated1
via CM4; A maximum of 4 CMs/CPs (PROFIBUS, PROFINET, Ethernet) can be inserted in total
Rack
Modules per rack, max.32; CPU + 31 modules; no system power supply (PS) can be used
Number of lines, max.1
PtP CM
Number of PtP CMsthe number of connectable PtP CMs is only limited by the number of available slots
Clock
TypeHardware clock
Backup time6 wk; At 40 °C ambient temperature, typically
Deviation per day, max.10 s; Typ.: 2 s
Operating hours counter
Number16
Clock synchronization
supportedYes
in AS, masterYes
in AS, deviceYes
on Ethernet via NTPYes
Interfaces
Number of PROFINET interfaces1
Interface types
RJ 45 (Ethernet)Yes; X1
Number of ports2
integrated switchYes
Protocols
IP protocolYes; IPv4
PROFINET IO ControllerYes
PROFINET IO DeviceYes
SIMATIC communicationYes
Open IE communicationYes; Optionally also encrypted
Web serverYes
Media redundancyYes
Services
— PG/OP communicationYes
— Isochronous modeYes
— Direct data exchangeYes; Requirement: IRT and isochronous mode (MRPD optional)
— IRTYes
— Dynamic Frame Packing (DFP)Yes
— PROFIenergyYes; per user program
— Prioritized startupYes; Max. 32 PROFINET devices
— Number of connectable IO Devices, max.128; In total, up to 256 distributed I/O devices can be connected via AS-i, PROFIBUS or PROFINET
— Of which IO devices with IRT, max.64
— Number of connectable IO Devices for RT, max.128
— of which in line, max.128
— Number of IO Devices that can be simultaneously activated/deactivated, max.8; in total across all interfaces
— Number of IO Devices per tool, max.8
— Updating timesThe minimum value of the update time also depends on communication share set for PROFINET IO, on the number of IO devices, and on the quantity of configured user data
Update time for IRT
— for send cycle of 250 µs250 μs to 4 ms; Note: In the case of IRT with isochronous mode, the minimum update time of 625 µs of the isochronous OB is decisive
— for send cycle of 500 µs500 μs to 8 ms; Note: In the case of IRT with isochronous mode, the minimum update time of 625 µs of the isochronous OB is decisive
— for send cycle of 1 ms1 ms to 16 ms
— for send cycle of 2 ms2 ms to 32 ms
— for send cycle of 4 ms4 ms to 64 ms
— With IRT and parameterization of "odd" send cyclesUpdate time = set "odd" send clock (any multiple of 125 µs: 375 µs, 625 µs ... 3 875 µs)
Update time for RT
— for send cycle of 250 µs250 µs to 128 ms
— for send cycle of 500 µs500 µs to 256 ms
— for send cycle of 1 ms1 ms to 512 ms
— for send cycle of 2 ms2 ms to 512 ms
— for send cycle of 4 ms4 ms to 512 ms
Services
— PG/OP communicationYes
— Isochronous modeNo
— IRTYes
— Dynamic Frame Packing (DFP)No
— PROFIenergyYes; per user program
— Prioritized startupYes
— Shared deviceYes
— Number of IO Controllers with shared device, max.4
— activation/deactivation of I-devicesYes; per user program
— Asset management recordYes; per user program
RJ 45 (Ethernet)
100 MbpsYes
AutonegotiationYes
AutocrossingYes
Industrial Ethernet status LEDYes
Protocols
PROFIsafeNo
Number of connections
Number of connections, max.96; via integrated interfaces of the CPU and connected CPs / CMs
Number of connections reserved for ES/HMI/web10
Number of connections via integrated interfaces64
Number of S7 routing paths16
Redundancy mode
PROFINET system redundancy (S2)No
PROFINET system redundancy (R1)No
H-Sync forwardingYes
Media redundancy
— Media redundancyonly via 1st interface (X1)
— MRPYes; MRP Automanager according to IEC 62439-2 Edition 2.0, MRP Manager; MRP Client
— MRP interconnection, supportedYes; as MRP ring node according to IEC 62439-2 Edition 3.0
— MRPDYes; Requirement: IRT
— Switchover time on line break, typ.200 ms; For MRP, bumpless for MRPD
— Number of stations in the ring, max.50
SIMATIC communication
S7 routingYes
S7 communication, as serverYes
S7 communication, as clientYes
User data per job, max.See online help (S7 communication, user data size)
Open IE communication
TCP/IPYes
— Data length, max.64 kbyte
— several passive connections per port, supportedYes
ISO-on-TCP (RFC1006)Yes
— Data length, max.64 kbyte
UDPYes
— Data length, max.2 kbyte; 1 472 bytes for UDP broadcast
— UDP multicastYes; Max. 5 multicast circuits
DHCPNo
SNMPYes
DCPYes
LLDPYes
Web server
HTTPYes; Standard and user pages
HTTPSYes; Standard and user pages
OPC UA
Runtime license requiredYes; "Small" license required
OPC UA ClientYes
— Application authenticationYes
— Security policiesAvailable security policies: None, Basic128Rsa15, Basic256Rsa15, Basic256Sha256
— User authentication"anonymous" or by user name & password
— Number of connections, max.4
— Number of nodes of the client interfaces, recommended max.1 000
— Number of elements for one call of OPC_UA_NodeGetHandleList/OPC_UA_ReadList/OPC_UA_WriteList, max.300
— Number of elements for one call of OPC_UA_NameSpaceGetIndexList, max.20
— Number of elements for one call of OPC_UA_MethodGetHandleList, max.100
— Number of simultaneous calls of the client instructions for session management, per connection, max.1
— Number of simultaneous calls of the client instructions for data access, per connection, max.5
— Number of registerable nodes, max.5 000
— Number of registerable method calls of OPC_UA_MethodCall, max.100
— Number of inputs/outputs when calling OPC_UA_MethodCall, max.20
OPC UA ServerYes; Data access (read, write, subscribe), method call, custom address space
— Application authenticationYes
— Security policiesAvailable security policies: None, Basic128Rsa15, Basic256Rsa15, Basic256Sha256
— User authentication"anonymous" or by user name & password
— GDS support (certificate management)Yes
— Number of sessions, max.32
— Number of accessible variables, max.50 000
— Number of registerable nodes, max.10 000
— Number of subscriptions per session, max.20
— Sampling interval, min.100 ms
— Publishing interval, min.500 ms
— Number of server methods, max.20
— Number of inputs/outputs per server method, max.20
— Number of monitored items, recommended max.1 000; for 1 s sampling interval and 1 s send interval
— Number of server interfaces, max.10 of each "Server interfaces" / "Companion specification" type and 20 of the type "Reference namespace"
— Number of nodes for user-defined server interfaces, max.1 000
Alarms and ConditionsYes
— Number of program alarms100
— Number of alarms for system diagnostics50
Further protocols
MODBUSYes; MODBUS TCP
Isochronous mode
EquidistanceYes
S7 message functions
Number of login stations for message functions, max.32
Program alarmsYes
Number of configurable program messages, max.5 000; Program messages are generated by the "Program_Alarm" block, ProDiag or GRAPH
Number of loadable program messages in RUN, max.2 500
Number of program alarms600
Number of alarms for system diagnostics100
Number of alarms for motion technology objects80
Test commissioning functions
Joint commission (Team Engineering)Yes; Parallel online access possible for up to 5 engineering systems
Status blockYes; Up to 8 simultaneously (in total across all ES clients)
Single stepNo
Number of breakpoints8
Status/control
Status/control variableYes
VariablesInputs/outputs, memory bits, DBs, distributed I/Os, timers, counters
— of which status variables, max.200; per job
— of which control variables, max.200; per job
Forcing
Forcing, variablesPeripheral inputs/outputs
Number of variables, max.200
Diagnostic buffer
presentYes
Number of entries, max.1 000
— of which powerfail-proof500
Traces
Number of configurable Traces4; Up to 512 KB of data per trace are possible
Diagnostics indication LED
RUN/STOP LEDYes
ERROR LEDYes
MAINT LEDYes
STOP ACTIVE LEDYes
Connection display LINK TX/RXYes
Supported technology objects
Motion ControlYes; Note: The number of axes affects the cycle time of the PLC program; selection guide via the TIA Selection Tool or SIZER
Number of available Motion Control resources for technology objects800
— per speed-controlled axis40
— per positioning axis80
— per synchronous axis160
— per external encoder80
— per output cam20
— per cam track160
— per probe40
— Number of positioning axes at motion control cycle of 4 ms (typical value)5
— Number of positioning axes at motion control cycle of 8 ms (typical value)10
PID_CompactYes; Universal PID controller with integrated optimization
PID_3StepYes; PID controller with integrated optimization for valves
PID-TempYes; PID controller with integrated optimization for temperature
High-speed counterYes
Isolation
Isolation tested with750 V DC (type test) and according to EN 50155 (routine test)
Railway application
EN 50121-3-2Yes; EMC for rail vehicles
EN 50121-4Yes; EMC for signal and telecommunications systems
EN 50124-1Yes; Railway applications - overvoltage category OV2; pollution degree PD2; rated surge voltage UNi = 0.5 kV; UNm = 24 V DC
EN 50125-1Yes; Rail vehicles - see ambient conditions
EN 50125-2Yes; Stationary electrical equipment - see ambient conditions
EN 50125-3Yes; Signal and telecommunications systems - see ambient conditions; vibrations and shocks: Application point outside of tracks (1 m to 3 m away from track)
EN 50155Yes; Rail vehicles - temperature class OT4, ST1/ST2, horizontal mounting position
EN 61373Yes; Rail vehicles - vibrations and shocks: Category 1 Class A/B
Fire protection acc. to EN 45545-2Yes; For proof of conformity, see Service & Support
Security
PROFINET Security Class1
Ambient temperature during operation
horizontal installation, min.-40 °C; = Tmin (incl. condensation/frost)
horizontal installation, max.70 °C; = Tmax; +85 °C for 10 min (OT4, ST1/ST2 acc. to EN 50155); display: 50 °C, the display is switched off at an operating temperature of typically 50 °C
vertical installation, min.-40 °C; = Tmin
vertical installation, max.40 °C; = Tmax; display: 40 °C, at an operating temperature of typically 40 °C, the display is switched off
Ambient temperature during storage/transportation
min.-40 °C
max.70 °C
Altitude during operation relating to sea level
Installation altitude above sea level, max.2 000 m
Ambient air temperature-barometric pressure-altitudeTmin ... Tmax at 1 140 hPa ... 795 hPa (-1 000 m ... +2 000 m)
Relative humidity
With condensation, tested in accordance with IEC 60068-2-38, max.100 %; RH incl. condensation / frost (no commissioning in bedewed state), horizontal installation
Coolants and lubricants
— Resistant to commercially available coolants and lubricantsYes; Incl. diesel and oil droplets in the air
Use in stationary industrial systems
— to biologically active substances according to EN 60721-3-3Yes; Class 3B2 mold, fungus and dry rot spores (with the exception of fauna); Class 3B3 on request
— to chemically active substances according to EN 60721-3-3Yes; Class 3C4 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); *
— to mechanically active substances according to EN 60721-3-3Yes; Class 3S4 incl. sand, dust, *
Use on land craft, rail vehicles and special-purpose vehicles
— to biologically active substances according to EN 60721-3-5Yes; Class 5B2 mold, fungus and dry rot spores (with the exception of fauna); Class 5B3 on request
— to chemically active substances according to EN 60721-3-5Yes; Class 5C3 (RH < 75 %) incl. salt spray acc. to EN 60068-2-52 (severity degree 3); *
— to mechanically active substances according to EN 60721-3-5Yes; Class 5S3 incl. sand, dust; *
Usage in industrial process technology
— Against chemically active substances acc. to EN 60654-4Yes; Class 3 (excluding trichlorethylene)
— Environmental conditions for process, measuring and control systems acc. to ANSI/ISA-71.04Yes; Level GX group A/B (excluding trichlorethylene; harmful gas concentrations up to the limits of EN 60721-3-3 class 3C4 permissible); level LC3 (salt spray) and level LB3 (oil)
Remark
— Note regarding classification of environmental conditions acc. to EN 60721, EN 60654-4 and ANSI/ISA-71.04* The supplied plug covers must remain in place over the unused interfaces during operation!
Conformal coating
Coatings for printed circuit board assemblies acc. to EN 61086Yes; Class 2 for high reliability
Protection against fouling acc. to EN 60664-3Yes; Type 1 protection
Electronic equipment on rolling stock acc. to EN 50155Yes; Class PC2 protective coating acc. to EN 50155:2017
Military testing according to MIL-I-46058C, Amendment 7Yes; Discoloration of coating possible during service life
Qualification and Performance of Electrical Insulating Compound for Printed Board Assemblies according to IPC-CC-830AYes; Conformal coating, Class A
Programming language
— LADYes
— FBDYes
— STLYes
— SCLYes
— GRAPHYes
Know-how protection
User program protection/password protectionYes
Copy protectionYes
Block protectionYes
Access protection
protection of confidential configuration dataYes
Password for displayYes
Protection level: Write protectionYes
Protection level: Read/write protectionYes
Protection level: Complete protectionYes
Cycle time monitoring
lower limitadjustable minimum cycle time
upper limitadjustable maximum cycle time
Dimensions
Width70 mm
Height147 mm
Depth129 mm
Weights
Weight, approx.590 g
Other
Note:for use in railway applications, also observe the product information "SIPLUS extreme RAIL" A5E37661960A, Online Support article 109736776