Part number
6ES7515-2UN03-0AB0
Model no
CPU 1515TF-2 PN
$5,360.15 On request Dispatch — · From TürkiyeGet a Quote
SIMATIC S7-1500

Siemens 6ES7515-2UN03-0AB0 SIMATIC S7-1500T CPU 1515TF-2 PN 1.5MB 4.5MB 2x PROFINET Motion Controller

Siemens 6ES7515-2UN03-0AB0 CPU 1515TF-2 PN, 1.5MB/4.5MB memory, 2x PROFINET, fail-safe + motion, S7-1500T.

Rated current
0.65 A
Rated operational voltage
24 V AC
Communication
PROFINET IO Controller/Device, IRT, OPC UA, Media Redundancy
Display
6.1 cm
EAN
4047623412434
Description

About the CPU 1515TF-2 PN

The Siemens 6ES7515-2UN03-0AB0 is a SIMATIC S7-1500T CPU 1515TF-2 PN with 1.5 MB program memory and 4.5 MB data memory, combining fail-safe and motion (Technology) functions in one CPU. Its first PROFINET interface has an integrated 2-port IRT switch, the second runs PROFINET RT, and typical bit-instruction processing takes 6 ns. A SIMATIC Memory Card is required to operate.

Selection Notes

The T in 1515TF-2 PN adds Technology objects for motion control (positioning, synchronous operation, cams) on top of the standard 1515F safety functions, so pick this CPU over a plain 1515F when the application needs coordinated axis motion, not just fail-safe logic. The integrated 2-port IRT switch on interface 1 supports isochronous real-time PROFINET for motion-critical I/O, while the second RT-only interface is better suited to a separate, non-time-critical network segment such as plant-level supervision.

Applications

Used as the controller for machines that combine safety-rated logic with coordinated axis motion — such as packaging equipment, printing presses, and material-handling systems — where PROFINET IRT drives synchronized servo axes on one interface while a separate PROFINET RT connection handles supervisory or HMI traffic.

Specification

Full specification

334 values · Last verified 01 Nov 2026

General information 8

Product type designation CPU 1515TF-2 PN
HW functional status FS05
Firmware version V4.1
FW update possible Yes
Product function: I&M data Yes; I&M0 to I&M3
Product function: Isochronous mode Yes; Distributed and central; with minimum OB 6x cycle of 375 µs (distributed) and 1 ms (central)
Product function: SysLog Yes
Engineering with: STEP 7 TIA Portal configurable/integrated from version V21 (FW V4.1) / V18 (FW V3.0) or higher; configurable with older TIA Portal versions as 6ES7515-2UM01-0AB0

Configuration control 1

via dataset Yes

Display 1

Screen diagonal [cm] 6.1 cm
Show all 334 specifications ↓ Show less ↑324 more values in Identification, Control elements, Supply voltage, Input current, Power, Power loss, Storage, CPU processing times, CPU-blocks, Counters, timers and their retentivity, Data areas and their retentivity, Address area, Hardware configuration, Time of day, Interfaces, 2. Interface, Interface types, Protocols, S7 message functions, Test commissioning functions, Interrupts/diagnostics/status information, Supported technology objects, Standards, approvals, certificates, Security, Ambient conditions, Configuration, Dimensions, Version Classification, Logistics.

Identification 10

Part number 6ES7515-2UN03-0AB0
Type designation CPU 1515TF-2 PN
Brand Siemens
Condition New, factory sealed
Source Siemens and its authorised distributors
Warranty Manufacturer warranty
Lifecycle status Active, in production
EAN 4047623412434
ETIM class EC000236
eCl@ss 27242207

Control elements 2

Number of keys 8
Mode buttons 2

Supply voltage 6

Rated value (DC) 24 V
permissible range, lower limit (DC) 19.2 V
permissible range, upper limit (DC) 28.8 V
Reverse polarity protection Yes
Mains buffering: Mains/voltage failure stored energy time 5 ms
Mains buffering: Repeat rate, min. 1/s

Input current 4

Current consumption (rated value) 0.65 A
Current consumption, max. 1.03 A
Inrush current, max. 1.15 A; Rated value
I2t 0.6 A2·s

Power 2

Infeed power to the backplane bus 12 W
Power consumption from the backplane bus (balanced) 6.2 W

Power loss 1

Power loss, typ. 3.6 W

Storage 6

Number of slots for SIMATIC memory card 1
SIMATIC memory card required Yes
Work memory: integrated (for program) 1.5 Mbyte
Work memory: integrated (for data) 4.5 Mbyte
Load memory: Plug-in (SIMATIC Memory Card), max. 32 Gbyte
Backup: maintenance-free Yes

CPU processing times 4

for bit operations, typ. 6 ns
for word operations, typ. 7 ns
for fixed point arithmetic, typ. 9 ns
for floating point arithmetic, typ. 37 ns

CPU-blocks 20

Number of elements (total) 8 000; Blocks (OB, FB, FC, DB) and UDTs
DB: Number range 1 ... 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
DB: Size, max. 4.5 Mbyte; For DBs with absolute addressing, the max. size is 64 KB
FB: Number range 0 ... 65 535
FB: Size, max. 1 Mbyte
FC: Number range 0 ... 65 535
FC: Size, max. 1 Mbyte
OB: Size, max. 1 Mbyte
OB: Number of free cycle OBs 100
OB: Number of time alarm OBs 20
OB: Number of delay alarm OBs 20
OB: Number of cyclic interrupt OBs 20; With minimum OB 3x cycle of 250 µs
OB: Number of process alarm OBs 50
OB: Number of DPV1 alarm OBs 3
OB: Number of isochronous mode OBs 2
OB: Number of startup OBs 100
OB: Number of asynchronous error OBs 4
OB: Number of synchronous error OBs 2
OB: Number of diagnostic alarm OBs 1
Nesting depth: per priority class 24; Up to 8 possible for F-blocks

Counters, timers and their retentivity 8

S7 counter: Number Retentivity 2 048
S7 counter: adjustable Yes
IEC counter: Number Retentivity Any (only limited by the main memory)
IEC counter: adjustable Yes
S7 timer: Number Retentivity 2 048
S7 timer: adjustable Yes
IEC timer: Number Retentivity Any (only limited by the main memory)
IEC timer: can be set Yes

Data areas and their retentivity 7

Retentive data area (incl. timers, counters, flags), max. 472 kbyte; in total; for bit memories, timers, counters, DBs, and technology data (axes)
Extended retentive data area (incl. timers, counters, flags), max. 4.5 Mbyte; When using PS 6 0W 24/48/60 V DC HF
Flag: Size, max. 16 kbyte
Flag: Number of clock memories 8; 8 clock memory bit, grouped into one clock memory byte
Data blocks: Retentivity adjustable Yes
Data blocks: Retentivity preset No
Local data: per priority class, max. 64 kbyte; max. 16 KB per block

Address area 7

Number of IO modules 8 192; max. number of modules / submodules
I/O address area: Inputs 32 kbyte; All inputs are in the process image
I/O address area: Outputs per integrated IO subsystem 32 kbyte; All outputs are in the process image
I/O address area: Inputs (volume) 8 kbyte
I/O address area: Outputs (volume) per CM/CP 8 kbyte
I/O address area: Outputs (volume) 8 kbyte
Subprocess images: Number of subprocess images, max. 32

Hardware configuration 7

Number of distributed IO systems 64; 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 CM 8; A maximum of 8 CMs/CPs (PROFIBUS, PROFINET, Ethernet) can be inserted in total
Number of IO Controllers: Integrated 2
Number of IO Controllers: via CM 8; A maximum of 8 CMs/CPs (PROFIBUS, PROFINET, Ethernet) can be inserted in total
Rack: Modules per rack, max. 32; CPU + 31 modules
Rack: Number of lines, max. 1
PtP CM: Number of PtP CMs the number of connectable PtP CMs is only limited by the number of available slots

Time of day 10

Clock: Type Hardware clock
Clock: Backup time 6 wk; At 40 °C ambient temperature, typically
Clock: Deviation per day, max. 10 s; Typ.: 2 s
Operating hours counter: Number 64
Clock synchronization: supported Yes
Clock synchronization: to DP, master Yes; via PROFIBUS CM / CP
Clock synchronization: on DP, device Yes; via PROFIBUS CM / CP
Clock synchronization: in AS, master Yes
Clock synchronization: in AS, device Yes
Clock synchronization: on Ethernet via NTP Yes

Interfaces 38

Number of PROFINET interfaces 1. Interface 2
Interface types: RJ 45 (Ethernet) Yes; X1
Interface types: Number of ports 2
Interface types: integrated switch Yes
Protocols: IP protocol Yes; IPv4
Protocols: PROFINET IO Controller Yes
Protocols: PROFINET IO device Yes
Protocols: SIMATIC communication Yes
Protocols: Open IE communication Yes; Optionally also encrypted
Protocols: Web server Yes
Protocols: Media redundancy Yes
PROFINET IO Controller Services: Isochronous mode Yes
PROFINET IO Controller Services: Direct data exchange Yes; Requirement: IRT and isochronous mode (MRPD optional)
PROFINET IO Controller Services: IRT Yes
PROFINET IO Controller Services: Dynamic Frame Packing (DFP) Yes
PROFINET IO Controller Services: PROFIenergy Yes; per user program
PROFINET IO Controller Services: Prioritized startup Yes; Max. 32 PROFINET devices
PROFINET IO Controller Services: Number of connectable IO Devices, max. 256; in total, up to 1024 distributed I/O devices can be connected via AS-i, PROFIBUS or PROFINET
PROFINET IO Controller Services: Of which IO devices with IRT, max. 64
PROFINET IO Controller Services: of which in line, max. 256
PROFINET IO Controller Services: Number of IO Devices that can be simultaneously activated/deactivated, max. 8; in total across all interfaces
PROFINET IO Controller Services: Number of IO Devices per tool, max. 8
PROFINET IO Controller Services: Updating times Update time for IRT The 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
PROFINET IO Controller Services: for send cycle of 250 µs 250 μs to 4 ms; Note: In the case of IRT with isochronous mode, the minimum update time of 375 µs of the isochronous OB is decisive
PROFINET IO Controller Services: for send cycle of 500 µs 500 µs to 8 ms
PROFINET IO Controller Services: for send cycle of 1 ms 1 ms to 16 ms
PROFINET IO Controller Services: for send cycle of 2 ms 2 ms to 32 ms
PROFINET IO Controller Services: for send cycle of 4 ms 4 ms to 64 ms
PROFINET IO Controller Services: With IRT and parameterization of "odd" send cycles Update time for RT Update time = set "odd" send clock (any multiple of 125 µs: 375 µs, 625 µs ... 3 875 µs)
PROFINET IO Device Services: Isochronous mode No
PROFINET IO Device Services: IRT Yes
PROFINET IO Device Services: Dynamic Frame Packing (DFP) No
PROFINET IO Device Services: PROFIenergy Yes; per user program
PROFINET IO Device Services: Prioritized startup Yes
PROFINET IO Device Services: Shared device Yes
PROFINET IO Device Services: Number of IO Controllers with shared device, max. 4
PROFINET IO Device Services: activation/deactivation of I-devices Yes; per user program
PROFINET IO Device Services: Asset management record Yes; per user program

2. Interface 34

Interface types: RJ 45 (Ethernet) Yes; X2
Interface types: Number of ports 1
Interface types: integrated switch No
Protocols: IP protocol Yes; IPv4
Protocols: PROFINET IO Controller Yes
Protocols: PROFINET IO Device Yes
Protocols: SIMATIC communication Yes
Protocols: Open IE communication Yes; Optionally also encrypted
Protocols: Web server Yes
Protocols: Media redundancy No
PROFINET IO Controller Services: Isochronous mode No
PROFINET IO Controller Services: Direct data exchange No
PROFINET IO Controller Services: IRT No
PROFINET IO Controller Services: Dynamic Frame Packing (DFP) No
PROFINET IO Controller Services: PROFIenergy Yes; per user program
PROFINET IO Controller Services: Prioritized startup No
PROFINET IO Controller Services: Number of connectable IO Devices, max. 32; in total, up to 1024 distributed I/O devices can be connected via AS-i, PROFIBUS or PROFINET
PROFINET IO Controller Services: of which in line, max. 32
PROFINET IO Controller Services: Number of IO Devices that can be simultaneously activated/deactivated, max. 8; in total across all interfaces
PROFINET IO Controller Services: IO Devices changing during operation (partner ports), supported Yes
PROFINET IO Controller Services: Number of IO Devices per tool, max. 8
PROFINET IO Controller Services: Updating times The 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
PROFINET IO Controller Services: PROFINET Security Class Update time for RT 1
PROFINET IO Controller Services: for send cycle of 1 ms 1 ms to 512 ms
PROFINET IO Device Services: Isochronous mode No
PROFINET IO Device Services: IRT No
PROFINET IO Device Services: Dynamic Frame Packing (DFP) No
PROFINET IO Device Services: PROFIenergy Yes; per user program
PROFINET IO Device Services: Prioritized startup No
PROFINET IO Device Services: Shared device Yes
PROFINET IO Device Services: Number of IO Controllers with shared device, max. 4
PROFINET IO Device Services: activation/deactivation of I-devices Yes; per user program
PROFINET IO Device Services: Asset management record Yes; per user program
PROFINET IO Device Services: PROFINET Security Class SNMP Configuration and DCP Read Only

Interface types 4

RJ 45 (Ethernet): 100 Mbps Yes
RJ 45 (Ethernet): Autonegotiation Yes
RJ 45 (Ethernet): Autocrossing Yes
RJ 45 (Ethernet): Industrial Ethernet status LED Yes

Protocols 46

PROFIsafe Yes; V2.4 / V2.6
Number of connections: Number of connections, max. 256; via integrated interfaces of the CPU and connected CPs / CMs
Number of connections: Number of connections reserved for ES/HMI/web 10
Number of connections: Number of connections via integrated interfaces 128
Number of connections: Number of S7 routing paths 16
Redundancy mode: PROFINET system redundancy (S2) No
Redundancy mode: PROFINET system redundancy (R1) No
Redundancy mode: H-Sync forwarding Media redundancy Yes
Redundancy mode: Media redundancy only via 1st interface (X1)
Redundancy mode: MRP Yes; MRP Automanager according to IEC 62439-2 Edition 2.0, MRP Manager; MRP Client
Redundancy mode: MRP interconnection, supported Yes; as MRP ring node according to IEC 62439-2 Edition 3.0
Redundancy mode: MRPD Yes; Requirement: IRT
Redundancy mode: Switchover time on line break, typ. 200 ms; For MRP, bumpless for MRPD
Redundancy mode: Number of stations in the ring, max. 50
SIMATIC communication: PG/OP communication Yes; encryption with TLS V1.3 pre-selected
SIMATIC communication: S7 routing Yes
SIMATIC communication: Data record routing Yes
SIMATIC communication: S7 communication, as server Yes
SIMATIC communication: S7 communication, as client Yes
SIMATIC communication: User data per job, max. See online help (S7 communication, user data size)
Open IE communication: TCP/IP Yes
Open IE communication: Data length, max. 64 kbyte
Open IE communication: several passive connections per port, supported Yes
Open IE communication: ISO-on-TCP (RFC1006) Yes
Open IE communication: UDP Yes
Open IE communication: UDP multicast Yes; max. 118 multicast circuits
Open IE communication: DHCP Yes
Open IE communication: DNS Yes
Open IE communication: SNMP Yes
Open IE communication: DCP Yes
Open IE communication: LLDP Yes
Open IE communication: Encryption Yes; Optional
Web server: HTTP Yes; Standard and user pages
Web server: HTTPS Yes; Standard and user pages
web API: Number of sessions, max. 100
web API: number of simultaneous HTTP calls, max. 4
web API: HTTP request body, max. 131 072 byte
OPC UA: Runtime license required Yes; "Medium" license required
OPC UA: OPC UA Client Yes; Data Access (registered Read/Write), Method Call
OPC UA: Application authentication Yes
OPC UA: Security policies Available security policies: None, Basic128Rsa15, Basic256Rsa15, Basic256Sha256
OPC UA: User authentication "anonymous" or by user name & password
OPC UA: Number of connections, max. 10
OPC UA: Number of nodes of the client interfaces, recommended max. 2 000
Number of elements for one call of 300 OPC_UA_NodeGetHandleList/OPC_UA_ReadList/OPC_UA_WriteList, max.: Number of elements for one call of OPC_UA_NameSpaceGetIndexList, max. 20
Further protocols: MODBUS Yes; MODBUS TCP

S7 message functions 8

Number of login stations for message functions, max. 64
number of subscriptions, max. 500
number of tags/attributes for subscriptions, max. 8 000
Program alarms Yes
Number of configurable program messages, max. 10 000; Program messages are generated by the "Program_Alarm" block, ProDiag or GRAPH
Number of loadable program messages in RUN, max. 10 000
Number of simultaneously active program alarms: Number of program alarms 1 000
Number of simultaneously active program alarms: Number of alarms for system diagnostics 200

Test commissioning functions 17

Joint commission (Team Engineering) Yes; Parallel online access possible for up to 8 engineering systems
Status block Yes; Up to 8 simultaneously (in total across all ES clients)
Single step No
Number of breakpoints 8
Profiling Yes
Status/control: Status/control variable Yes; without fail-safe
Status/control: Variables inputs/outputs, bit memories, DBs, peripheral I/Os (without fail-safe), times, counters
Number of variables, max.: of which status variables, max. 200; per job
Number of variables, max.: of which control variables, max. 200; per job
Forcing: Forcing Yes; without fail-safe
Forcing: Forcing, variables peripheral inputs/outputs (without fail-safe)
Forcing: Number of variables, max. 200
Diagnostic buffer: present Yes
Diagnostic buffer: Number of entries, max. 3 200
Diagnostic buffer: of which powerfail-proof 500
Traces: Number of configurable Traces 4
Traces: Memory size per trace, max. 512 kbyte

Interrupts/diagnostics/status information 5

Diagnostics indication LED: RUN/STOP LED Yes
Diagnostics indication LED: ERROR LED Yes
Diagnostics indication LED: MAINT LED Yes
Diagnostics indication LED: STOP ACTIVE LED Yes
Diagnostics indication LED: Connection display LINK TX/RX Yes

Supported technology objects 25

Motion Control Yes; Note: The number of technology objects affects the cycle time of the PLC program; selection guide via the TIA Selection Tool
Number of available Motion Control resources for technology objects 2 400
Required Motion Control resources: per speed-controlled axis 40
Required Motion Control resources: per positioning axis 80
Required Motion Control resources: per synchronous axis 160
Required Motion Control resources: per external encoder 80
Required Motion Control resources: per output cam 20
Required Motion Control resources: per cam track 160
Required Motion Control resources: per probe 40
Required Motion Control resources: Number of available Extended Motion Control resources for technology objects 120
Required Extended Motion Control resources: per cam (1 000 points and 50 segments) 2
Required Extended Motion Control resources: per cam (10 000 points and 50 segments) 20
Required Extended Motion Control resources: per cam (50 points and 600 segments) 2
Required Extended Motion Control resources: for each set of kinematics 30
Required Extended Motion Control resources: per Interpreter 60
Required Extended Motion Control resources: Per leading axis proxy 3
kinematics functions: kinematics with up to 4 interpolating axes Yes; max. 3D + orientation
kinematics functions: kinematics with 5 or more interpolating axes No
kinematics functions: user-defined kinematics No
kinematics functions: SIMATIC Safe Kinematics No
Positioning axis: Number of positioning axes at motion control cycle of 4 ms (typical value) 11
Controller: PID_Compact Yes; Universal PID controller with integrated optimization
Controller: PID_3Step Yes; PID controller with integrated optimization for valves
Controller: PID-Temp Yes; PID controller with integrated optimization for temperature
Counting and measuring: High-speed counter Yes

Standards, approvals, certificates 11

Siemens Eco Profile (SEP) Siemens EcoTech
Recycler Guide available Yes
Ecological footprint: environmental product declaration Global warming potential Yes
Ecological footprint: global warming potential, (total) [CO2 eq] 100 kg
Ecological footprint: global warming potential, (during production) [CO2 eq] 25.8 kg
Ecological footprint: global warming potential, (during operation) [CO2 eq] 75.2 kg
Ecological footprint: global warming potential, (after end of life cycle) [CO2 eq] -0.83 kg
Highest safety class achievable in safety mode: Performance level according to ISO 13849-1 PLe
Highest safety class achievable in safety mode: SIL acc. to IEC 61508 Probability of failure (for service life of 20 years and repair time of 100 hours) SIL 3
Highest safety class achievable in safety mode: Low demand mode: PFDavg in accordance with SIL3 < 2.00E-05
Highest safety class achievable in safety mode: High demand/continuous mode: PFH in accordance with SIL3 < 1.00E-09

Security 4

PROFINET Security Class 1
signed firmware update Yes
Secure Boot Yes
securely removing data Yes

Ambient conditions 5

Ambient temperature during operation: horizontal installation, min. -30 °C; No condensation
Ambient temperature during operation: vertical installation, min. -30 °C; No condensation
Ambient temperature during storage/transportation: min. -40 °C
Ambient temperature during storage/transportation: max. 70 °C
Altitude during operation relating to sea level: Installation altitude above sea level, max. 5 000 m; Restrictions for installation altitudes > 2 000 m, see manual

Configuration 21

Programming Programming language: LAD Yes; incl. failsafe
Programming Programming language: FBD Yes; incl. failsafe
Programming Programming language: STL Yes
Programming Programming language: SCL Yes
Programming Programming language: CFC Yes; either CFC or failsafe functionality
Programming Programming language: GRAPH Yes
Know-how protection: User program protection/password protection Yes
Know-how protection: Copy protection Yes
Know-how protection: Block protection Yes
Access protection: protection of confidential configuration data Yes
Access protection: Password for display Yes
Access protection: Protection level: Write protection Yes
Access protection: Protection level: Read/write protection Yes
Access protection: Protection level: Write protection for Failsafe Yes
Access protection: Protection level: Complete protection Yes
Access protection: User administration Yes; device-wide and centralized
Access protection: Number of users 100
Access protection: Number of groups 100
Access protection: Number of roles 50
Cycle time monitoring: lower limit adjustable minimum cycle time
Cycle time monitoring: upper limit adjustable maximum cycle time

Dimensions 2

Width 70 mm
Height 147 mm

Version Classification 4

eClass 16 27-24-22-07
ETIM 10 EC000236
IDEA 4 3565
UNSPSC 15 32-15-17-05

Logistics 6

Net weight 0.515 kg
Country of origin DE
Shipping weight 1.015 kg
Ships from Türkiye
Dispatch —
Stock On request

Source: manufacturer data · Last verified: 01 Nov 2026

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Quick answers

Questions about the CPU 1515TF-2 PN

What is the rated current of CPU 1515TF-2 PN?

The rated current of CPU 1515TF-2 PN is 0.65 A.

Which supply voltage is CPU 1515TF-2 PN rated for?

The rated operational voltage of CPU 1515TF-2 PN is 24 V AC.

What is the HS code of CPU 1515TF-2 PN for customs?

The tariff (HS) code on file for CPU 1515TF-2 PN is 85371091.

What is the EAN of CPU 1515TF-2 PN?

The EAN (GTIN) of CPU 1515TF-2 PN is 4047623412434.

Where does CPU 1515TF-2 PN ship from, and how fast?

CPU 1515TF-2 PN ships from Türkiye. Shipping calculated at checkout · import duties and taxes paid on arrival.

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Siemens SIMATIC S7-1500

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CPU 1515TF-2 PN

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Siemens · 6ES7515-2UN03-0AB0

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