General information | |
Product type designation | CPU 1511C-1 PN |
HW functional status | FS03 |
Firmware version | V2.1 |
Engineering with | |
| V14 SP1 (FW V2.1) / V13 SP1 Update 4 (FW V1.8) or higher |
Configuration control | |
via dataset | Yes |
Display | |
Screen diagonal [cm] | 3.45cm |
Control elements | |
Number of keys | 6 |
Mode selector switch | 1 |
Supply voltage | |
Type of supply voltage | 24 V DC |
permissible range, lower limit (DC) | 19.2V; 20.4 V DC, for supplying the digital inputs/outputs |
permissible range, upper limit (DC) | 28.8V |
Reverse polarity protection | Yes |
Mains buffering | |
| 5ms; Refers to the power supply on the CPU section |
Input current | |
Current consumption (rated value) | 0.8A; Digital onboard I/O modules are supplied separately |
Inrush current, max. | 1.9A; Rated value |
It | 0.34As |
Digital inputs | |
| 20mA; per group |
Digital outputs | |
| 30mA; Per group, without load |
Output voltage | |
Rated value (DC) | 24V |
Encoder supply | |
Number of outputs | 1; One common 24 V encoder supply |
24 V encoder supply | |
| Yes; L+ (-0.8 V) |
| Yes |
| 1A |
Power | |
Infeed power to the backplane bus | 10W |
Power consumption from the backplane bus (balanced) | 8.5W |
Power loss | |
Power loss, typ. | 11.8W |
Memory | |
Number of slots for SIMATIC memory card | 1 |
SIMATIC memory card required | Yes |
Work memory | |
| 175kbyte |
| 1Mbyte |
Load memory | |
| 32Gbyte |
Backup | |
| Yes |
CPU processing times | |
for bit operations, typ. | 60ns |
for word operations, typ. | 72ns |
for fixed point arithmetic, typ. | 96ns |
for floating point arithmetic, typ. | 384ns |
CPU-blocks | |
Number of elements (total) | 2000; Blocks (OB, FB, FC, DB) and UDTs |
DB | |
| 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 |
| 1Mbyte; For non-optimized block accesses, the max. size of the DB is 64 KB |
FB | |
| 0 ... 65 535 |
| 175kbyte |
FC | |
| 0 ... 65 535 |
| 175kbyte |
OB | |
| 175kbyte |
| 100 |
| 20 |
| 20 |
| 20; With minimum OB 3x cycle of 500 s |
| 50 |
| 3 |
| 1 |
| 2 |
| 100 |
| 4 |
| 2 |
| 1 |
Nesting depth | |
| 24 |
Counters, timers and their retentivity | |
S7 counter | |
| 2048 |
Retentivity | |
| Yes |
IEC counter | |
| Any (only limited by the main memory) |
Retentivity | |
| Yes |
S7 times | |
| 2048 |
Retentivity | |
| Yes |
IEC timer | |
| Any (only limited by the main memory) |
Retentivity | |
| Yes |
Data areas and their retentivity | |
Retentive data area (incl. timers, counters, flags), max. | 128kbyte; In total; available retentive memory for bit memories, timers, counters, DBs, and technology data (axes): 88 KB |
Extended retentive data area (incl. timers, counters, flags), max. | 1Mbyte; When using PS 60W 24/48/60V DC HF |
Flag | |
| 16kbyte |
| 8; 8 clock memory bits, grouped into one clock memory byte |
Data blocks | |
| Yes |
| No |
Local data | |
| 64kbyte; max. 16 KB per block |
Address area | |
Number of IO modules | 1024; max. number of modules / submodules |
I/O address area | |
| 32kbyte; All inputs are in the process image |
| 32kbyte; All outputs are in the process image |
per integrated IO subsystem | |
| 8kbyte |
| 8kbyte |
per CM/CP | |
| 8kbyte |
| 8kbyte |
Subprocess images | |
| 32 |
Hardware configuration | |
Number of distributed IO systems | 32; 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 | |
| 4; A maximum of 4 CMs/CPs (PROFIBUS, PROFINET, Ethernet) can be inserted in total |
Number of IO Controllers | |
| 1 |
| 4; A maximum of 4 CMs/CPs (PROFIBUS, PROFINET, Ethernet) can be inserted in total |
Rack | |
| 32; CPU + 31 modules |
| 1 |
PtP CM | |
| the number of connectable PtP CMs is only limited by the number of available slots |
Time of day | |
Clock | |
| Hardware clock |
| 6wk; At 40 C ambient temperature, typically |
| 10s; Typ.: 2 s |
Operating hours counter | |
| 16 |
Clock synchronization | |
| Yes |
| Yes |
| Yes |
| Yes |
Digital inputs | |
integrated channels (DI) | 16 |
Digital inputs, parameterizable | Yes |
Source/sink input | P-reading |
Input characteristic curve in accordance with IEC 61131, type 3 | Yes |
Digital input functions, parameterizable | |
| Yes |
| Yes |
| Yes |
Input voltage | |
| DC |
| 24V |
| -3 to +5V |
| +11 to +30V |
Input current | |
| 2.5mA |
Input delay (for rated value of input voltage) | |
for standard inputs | |
| Yes; none / 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms |
| 4s; for parameterization "none" |
| 20ms |
| 4s; for parameterization "none" |
| 20ms |
for interrupt inputs | |
| Yes; Same as for standard inputs |
for counter/technological functions | |
| Yes; Same as for standard inputs |
Cable length | |
| 1000m; 600 m for technological functions; depending on input frequency, encoder and cable quality; max. 50 m at 100 kHz |
| 600m; For technological functions: No |
Digital outputs | |
Type of digital output | Transistor |
integrated channels (DO) | 16 |
Current-sourcing | Yes; Push-pull output |
Short-circuit protection | Yes; electronic/thermal |
| 1.6 A with standard output, 0.5 A with high-speed output; see manual for details |
Limitation of inductive shutdown voltage to | -0.8 V |
Controlling a digital input | Yes |
Accuracy of pulse duration | Up to 100 ppm 2 μs at high-speed output; see manual for details |
minimum pulse duration | 2s; With High Speed output |
Digital output functions, parameterizable | |
| Yes; As output signal of a high-speed counter |
| Yes |
| 4 |
| Yes |
| 0% |
| 100% |
| 0.0036%; For S7 analog format, min. 40 ns |
| Yes |
| Yes; also for pulse/direction interface |
Switching capacity of the outputs | |
| 0.5A; 0.1 A with high-speed output, i.e. when using a high-speed output; see manual for details |
| 5W; 1 W with high-speed output, i.e. when using a high-speed output; see manual for details |
Load resistance range | |
| 48Ω; 240 ohms with high-speed output, i.e. when using a high-speed output; see manual for details |
| 12kΩ |
Output voltage | |
| DC |
| 1V; With high-speed output, i.e. when using a high-speed output; see manual for details |
| 23.2V; L+ (-0.8 V) |
Output current | |
| 0.5A; 0.1 A with high-speed output, i.e. when using a high-speed output, observe derating; see manual for details |
| 2mA |
| 0.6A; 0.12 A with high-speed output, i.e. when using a high-speed output, observe derating; see manual for details |
| 0.5mA |
Output delay with resistive load | |
| 200s |
| 500s; Load-dependent |
for technological functions | |
| 5s; Depending on the output used, see additional description in manual |
| 5s; Depending on the output used, see additional description in manual |
Parallel switching of two outputs | |
| Yes; For technological functions: No |
| No |
| Yes; For technological functions: No |
Switching frequency | |
| 100kHz; For high-speed output, 100 Hz for standard output |
| 0.5Hz; Acc. to IEC 60947-5-1, DC-13; observe derating curve |
| 10Hz |
Total current of the outputs | |
| 0.5A; see additional description in the manual |
| 8A; see additional description in the manual |
| 4A; 2 power supplies for each group, current per power supply max. 4 A, see additional description in manual |
for technological functions | |
| 0.5A; see additional description in the manual |
Cable length | |
| 1000m; 600 m for technological functions; depending on output frequency, load, and cable quality; max. 50 m at 100 kHz |
| 600m; For technological functions: No |
Analog inputs | |
Number of analog inputs | 5; 4x for U/I, 1x for R/RTD |
| 4; max. |
| 4; max. |
| 1 |
permissible input voltage for voltage input (destruction limit), max. | 28.8V |
permissible input current for current input (destruction limit), max. | 40mA |
Cycle time (all channels), min. | 1ms; Dependent on the parameterized interference frequency suppression; for details, see conversion procedure in manual |
Technical unit for temperature measurement adjustable | Yes; C/F/K |
Input ranges (rated values), voltages | |
| Yes; Physical measuring range: 10 V |
| 100kΩ |
| Yes; Physical measuring range: 10 V |
| 100kΩ |
| Yes |
| 100kΩ |
| Yes; Physical measuring range: 10 V |
| 100kΩ |
Input ranges (rated values), currents | |
| Yes; Physical measuring range: 20 mA |
| 50Ω; Plus approx. 55 ohm for overvoltage protection by PTC |
| Yes |
| 50Ω; Plus approx. 55 ohm for overvoltage protection by PTC |
| Yes; Physical measuring range: 20 mA |
| 50Ω; Plus approx. 55 ohm for overvoltage protection by PTC |
Input ranges (rated values), resistance thermometer | |
| Yes; Standard/climate |
| 10MΩ |
| Yes; Standard/climate |
| 10MΩ |
Input ranges (rated values), resistors | |
| Yes; Physical measuring range: 0 ... 600 ohms |
| 10MΩ |
| Yes; Physical measuring range: 0 ... 600 ohms |
| 10MΩ |
| Yes |
| 10MΩ |
Cable length | |
| 800m; for U/I, 200 m for R/RTD |
Analog outputs | |
integrated channels (AO) | 2 |
Voltage output, short-circuit protection | Yes |
Cycle time (all channels), min. | 1ms; Dependent on the parameterized interference frequency suppression; for details, see conversion procedure in manual |
Output ranges, voltage | |
| Yes |
| Yes |
| Yes |
Output ranges, current | |
| Yes |
| Yes |
| Yes |
Load impedance (in rated range of output) | |
| 1kΩ |
| 100nF |
| 500Ω |
| 1mH |
Cable length | |
| 200m |
Analog value generation for the inputs | |
Integration and conversion time/resolution per channel | |
| 16bit |
| Yes; 2.5 / 16.67 / 20 / 100 ms, acts on all channels |
| 400 / 60 / 50 / 10 |
Smoothing of measured values | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
Analog value generation for the outputs | |
Integration and conversion time/resolution per channel | |
| 16bit |
Settling time | |
| 1.5ms |
| 2.5ms |
| 2.5ms |
Encoder | |
Connection of signal encoders | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
Connectable encoders | |
| Yes |
| 1.5mA |
Encoder signals, incremental encoder (asymmetrical) | |
| 24 V |
| 100kHz |
| 400kHz; with quadruple evaluation |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
Errors/accuracies | |
Linearity error (relative to input range), (+/-) | 0.1% |
Temperature error (relative to input range), (+/-) | 0.005%/K |
Crosstalk between the inputs, max. | -60dB |
Repeat accuracy in steady state at 25 C (relative to input range), (+/-) | 0.05% |
Output ripple (relative to output range, bandwidth 0 to 50 kHz), (+/-) | 0.02% |
Linearity error (relative to output range), (+/-) | 0.15% |
Temperature error (relative to output range), (+/-) | 0.005%/K |
Crosstalk between the outputs, max. | -80dB |
Repeat accuracy in steady state at 25 C (relative to output range), (+/-) | 0.05% |
Operational error limit in overall temperature range | |
| 0.3% |
| 0.3% |
| 0.3% |
| Pt100 Standard: 2 K, Pt100 Climate: 1 K, Ni100 Standard: 1.2 K, Ni100 Climate: 1 K |
| 0.3% |
| 0.3% |
Basic error limit (operational limit at 25 C) | |
| 0.2% |
| 0.2% |
| 0.2% |
| Pt100 Standard: 1 K, Pt100 Climate: 0.5 K, Ni100 Standard: 0.6 K, Ni100 Climate: 0.5 K |
| 0.2% |
| 0.2% |
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency | |
| 30dB |
| 10V |
| 60dB; at 400 Hz: 50 dB |
Interfaces | |
Number of PROFINET interfaces | 1 |
1. Interface | |
Interface types | |
| 2 |
| Yes |
| Yes; X1 |
Functionality | |
| Yes; IPv4 |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
PROFINET IO Controller | |
Services | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes; As MRP redundancy manager and/or MRP client; max. number of devices in the ring: 50 |
| Yes; Requirement: IRT |
| Yes |
| Yes; Max. 32 PROFINET devices |
| 128; In total, up to 256 distributed I/O devices can be connected via AS-i, PROFIBUS or PROFINET |
| 64 |
| 128 |
| 128 |
| 8; in total across all interfaces |
| 8 |
| 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 |
Update time for IRT | |
| 250 μs to 4 ms; Note: In the case of IRT with isochronous mode, the minimum update time of 625 s of the isochronous OB is decisive |
| 500 μs to 8 ms; Note: In the case of IRT with isochronous mode, the minimum update time of 625 s of the isochronous OB is decisive |
| 1 ms to 16 ms |
| 2 ms to 32 ms |
| 4 ms to 64 ms |
| Update time = set "odd" send clock (any multiple of 125 s: 375 s, 625 s ... 3 875 s) |
Update time for RT | |
| 250 s to 128 ms |
| 500 s to 256 ms |
| 1 ms to 512 ms |
| 2 ms to 512 ms |
| 4 ms to 512 ms |
PROFINET IO Device | |
Services | |
| Yes |
| Yes |
| No |
| Yes |
| Yes |
| Yes |
| Yes; Requirement: IRT |
| Yes |
| Yes |
| 4 |
Interface types | |
RJ 45 (Ethernet) | |
| Yes |
| Yes |
| Yes |
| Yes |
Protocols | |
Number of connections | |
| 96; via integrated interfaces of the CPU and connected CPs / CMs |
| 10 |
| 64 |
| 16 |
PROFINET IO Controller | |
Services | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes; As MRP redundancy manager and/or MRP client; max. number of devices in the ring: 50 |
| Yes; Requirement: IRT |
| Yes |
| Yes; Max. 32 PROFINET devices |
| 128; In total, up to 256 distributed I/O devices can be connected via AS-i, PROFIBUS or PROFINET |
| 64 |
| 128 |
| 128 |
| 8; in total across all interfaces |
| 8 |
| 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 |
SIMATIC communication | |
| Yes |
| Yes |
| See online help (S7 communication, user data size) |
Open IE communication | |
| Yes |
| 64kbyte |
| Yes |
| Yes |
| 64kbyte |
| Yes |
| 1472byte |
| Yes; Max. 5 multicast circuits |
| No |
| Yes |
| Yes |
| Yes |
Web server | |
| Yes; Standard and user pages |
| Yes; Standard and user pages |
OPC UA | |
| Yes; Data access (read, write, subscribe), runtime license required |
| Yes |
| Available security policies: None, Basic128Rsa15, Basic256Rsa15, Basic256Sha256 |
| "anonymous" or by user name & password |
Further protocols | |
| Yes; MODBUS TCP |
Media redundancy | |
| 200ms; For MRP, bumpless for MRPD |
| 50 |
Isochronous mode | |
Isochronous operation (application synchronized up to terminal) | Yes; With minimum OB 6x cycle of 625 s |
Equidistance | Yes |
S7 message functions | |
Number of login stations for message functions, max. | 32 |
Program alarms | Yes |
Number of configurable program alarms | 5000 |
Number of simultaneously active program alarms | |
| 300 |
| 100 |
| 80 |
Test commissioning functions | |
Joint commission (Team Engineering) | Yes; Parallel online access possible for up to 5 engineering systems |
Status block | Yes; Up to 8 simultaneously (in total across all ES clients) |
Single step | No |
Status/control | |
| Yes |
| Inputs/outputs, memory bits, DBs, distributed I/Os, timers, counters |
| |
| 200; per job |
| 200; per job |
Forcing | |
| Peripheral inputs/outputs |
| 200 |
Diagnostic buffer | |
| Yes |
| 1000 |
| 500 |
Traces | |
| 4; Up to 512 KB of data per trace are possible |
Interrupts/diagnostics/status information | |
Alarms | |
| Yes |
| Yes |
Diagnostic messages | |
| Yes |
| Yes; for analog inputs/outputs, see description in manual |
| Yes; for analog outputs, see description in manual |
| Yes |
Diagnostics indication LED | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes; For analog inputs/outputs |
| Yes |
Supported technology objects | |
Motion Control | Yes; Note: The number of axes affects the cycle time of the PLC program; selection guide via the TIA Selection Tool or SIZER |
| 800 |
| |
| 40 |
| 80 |
| 160 |
| 80 |
| 20 |
| 160 |
| 40 |
| |
| 5 |
| 10 |
Controller | |
| Yes; Universal PID controller with integrated optimization |
| Yes; PID controller with integrated optimization for valves |
| Yes; PID controller with integrated optimization for temperature |
Counting and measuring | |
| Yes |
Integrated Functions | |
Number of counters | 6; Of which max. 4x A/B/N |
Counting frequency (counter) max. | 400kHz; with quadruple evaluation |
Counting functions | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
Comparator | |
| 2; per count channel; see manual for details |
| Yes |
| Yes |
Position detection | |
| Yes |
| Yes |
Measuring functions | |
| Yes |
| Yes |
| 2 |
Measuring range | |
| 0.04Hz |
| 400kHz; with quadruple evaluation |
| 2.5s |
| 25s |
Accuracy | |
| 100 ppm; depending on measuring interval and signal evaluation |
| 100 ppm; depending on measuring interval and signal evaluation |
| 100 ppm; depending on measuring interval and signal evaluation |
Potential separation | |
Potential separation digital inputs | |
| No |
| 16 |
Potential separation digital outputs | |
| No |
| 16 |
Potential separation channels | |
| Yes |
| No |
Isolation | |
Isolation tested with | 707 V DC (type test) |
Ambient conditions | |
Ambient temperature during operation | |
| 0C |
| 60C; Note derating data for onboard I/O in the manual. Display: 50 C, at an operating temperature of typically 50 C, the display is switched off |
| 0C |
| 40C; Note derating data for onboard I/O in the manual. Display: 40 C, at an operating temperature of typically 40 C, the display is switched off |
Ambient temperature during storage/transportation | |
| -40C |
| 70C |
Configuration | |
Programming | |
Programming language | |
| Yes |
| Yes |
| Yes |
| Yes |
| Yes |
Know-how protection | |
| Yes |
| Yes |
| Yes |
Access protection | |
| Yes |
| Yes |
| Yes |
| Yes |
Cycle time monitoring | |
| adjustable minimum cycle time |
| adjustable maximum cycle time |
Dimensions | |
Width | 85mm |
Height | 147mm |
Depth | 129mm |
Weights | |
Weight, approx. | 1050g |