SIEMENS 6ES7518-4AP00-3AB0 CPU 1518-4 PN/DP ODK, CENTRAL PROCESSING UNIT WITH ODK RUNTIME INTERFACE
SIEMENS 6ES7518-4AP00-3AB0 CPU 1518-4 PN/DP ODK, CENTRAL PROCESSING UNIT WITH ODK RUNTIME INTERFACE
The SIEMENS 6ES7518-4AP00-3AB0 is a central processing unit (CPU) that is part of the SIMATIC S7-1500 automation system. This specific model is the CPU 1518-4 PN/DP ODK, which includes an additional feature - the ODK (Open Development Kit) runtime interface. Here are the key details about this CPU:
PROFINET IRT with 2-Port Switch:
- The CPU has two PROFINET ports with an integrated 2-port switch.
- This allows the CPU to be directly connected to a PROFINET network in a line topology without requiring additional switches.
- The PROFINET interface supports the IRT (Isochronous Real-Time) protocol for highly deterministic and synchronized communication.
Second PROFINET Interface (PROFINET RT):
- In addition to the PROFINET IRT interface, the CPU also has a second PROFINET RT (Real-Time) interface.
- This provides additional network connectivity options and flexibility for the automation system.
PROFIBUS Interface:
- This CPU model is equipped with a third interface - a PROFIBUS interface.
- PROFIBUS is an industrial fieldbus protocol commonly used for connecting automation devices.
- The PROFIBUS interface allows the CPU to communicate with other PROFIBUS-enabled devices on the network.
ODK (Open Development Kit) Runtime Interface:
- The key distinguishing feature of this CPU model is the inclusion of the ODK runtime interface.
- ODK allows users to develop and integrate custom applications and algorithms directly on the CPU.
- This provides advanced programmability and flexibility for complex industrial automation applications.
Other Features:
- Work Memory: 8 MB for program and 30 MB for data
- Extremely powerful and high-performance CPU
- SIMATIC memory card required for operation
- Part of the modular SIMATIC S7-1500 system
- Programmed using the STEP 7 engineering software
The combination of the extensive network connectivity options (PROFINET, PROFIBUS, and Ethernet) and the advanced ODK runtime interface make this CPU 1518-4 PN/DP ODK model well-suited for highly customized and complex industrial automation applications that require a high degree of flexibility and programmability.
| General information | ||
| Product type designation | CPU 1518-4 PN/DP ODK | |
| HW functional status | FS10 | |
| Firmware version | V2.9 | |
| Product function | ||
| ● I&M data | Yes; I&M0 to I&M3 | |
| ● Isochronous mode | Yes; Distributed and central; with minimum OB 6x cycle of 125 µs (distributed) and 1 ms (central) | |
| Engineering with | ||
| ● STEP 7 TIA Portal configurable/integrated from version | V17 (FW V2.9) / V14 (FW V2.0) or higher | |
| Configuration control | ||
| via dataset | Yes | |
| Display | ||
| Screen diagonal [cm] | 6.1 cm | |
| Control elements | ||
| Number of keys | 6 | |
| Mode selector switch | 1 | |
| 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 protection | Yes | |
| Mains buffering | ||
| ● Mains/voltage failure stored energy time | 5 ms | |
| Input current | ||
| Current consumption (rated value) | 1.55 A | |
| Inrush current, max. | 2.4 A; Rated value | |
| I²t | 0.02 A²·s | |
| Power | ||
| Infeed power to the backplane bus | 12 W | |
| Power consumption from the backplane bus (balanced) | 30 W | |
| Power loss | ||
| Power loss, typ. | 24 W | |
| Memory | ||
| Number of slots for SIMATIC memory card | 1 | |
| SIMATIC memory card required | Yes | |
| Work memory | ||
| ● integrated (for program) | 6 Mbyte | |
| ● integrated (for data) | 60 Mbyte | |
| ● integrated (for CPU function library of CPU Runtime) | 50 Mbyte; Note: The "CPU function library of the CPU" are C/C++ blocks for the user program that were created using the SIMATIC ODK 1500S or Target 1500S. | |
| Load memory | ||
| ● Plug-in (SIMATIC Memory Card), max. | 32 Gbyte | |
| Backup | ||
| ● maintenance-free | Yes | |
| CPU processing times | ||
| for bit operations, typ. | 1 ns | |
| for word operations, typ. | 2 ns | |
| for fixed point arithmetic, typ. | 2 ns | |
| for floating point arithmetic, typ. | 6 ns | |
| CPU-blocks | ||
| Number of elements (total) | 20 000; 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 | |
| ● Size, max. | 16 Mbyte; For DBs with absolute addressing, the max. size is 64 KB | |
| FB | ||
| ● Number range | 0 ... 65 535 | |
| ● Size, max. | 1 Mbyte | |
| FC | ||
| ● Number range | 0 ... 65 535 | |
| ● Size, max. | 1 Mbyte | |
| OB | ||
| ● Size, max. | 1 Mbyte | |
| ● Number of free cycle OBs | 100 | |
| ● Number of time alarm OBs | 20 | |
| ● Number of delay alarm OBs | 20 | |
| ● Number of cyclic interrupt OBs | 20; with minimum OB 3x cycle of 100 µs | |
| ● Number of process alarm OBs | 50 | |
| ● Number of DPV1 alarm OBs | 3 | |
| ● Number of isochronous mode OBs | 3 | |
| ● Number of technology synchronous alarm OBs | 2 | |
| ● Number of startup OBs | 100 | |
| ● Number of asynchronous error OBs | 4 | |
| ● Number of synchronous error OBs | 2 | |
| ● Number of diagnostic alarm OBs | 1 | |
| Nesting depth | ||
| ● per priority class | 24 | |
| Counters, timers and their retentivity | ||
| S7 counter | ||
| ● Number | 2 048 | |
| Retentivity | ||
| — adjustable | Yes | |
| IEC counter | ||
| ● Number | Any (only limited by the main memory) | |
| Retentivity | ||
| — adjustable | Yes | |
| S7 times | ||
| ● Number | 2 048 | |
| Retentivity | ||
| — adjustable | Yes | |
| IEC timer | ||
| ● Number | Any (only limited by the main memory) | |
| Retentivity | ||
| — adjustable | Yes | |
| Data areas and their retentivity | ||
| Retentive data area (incl. timers, counters, flags), max. | 768 kbyte; In total; available retentive memory for bit memories, timers, counters, DBs, and technology data (axes): 700 KB | |
| Extended retentive data area (incl. timers, counters, flags), max. | 20 Mbyte; When using PS 6 0W 24/48/60 V DC HF | |
| Flag | ||
| ● Size, max. | 16 kbyte | |
| ● Number of clock memories | 8; 8 clock memory bit, grouped into one clock memory byte | |
| Data blocks | ||
| ● Retentivity adjustable | Yes | |
| ● Retentivity preset | No | |
| Local data | ||
| ● per priority class, max. | 64 kbyte; max. 16 KB per block | |
| Address area | ||
| Number of IO modules | 16 384; max. number of modules / submodules | |
| I/O address area | ||
| ● Inputs | 32 kbyte; All inputs are in the process image | |
| ● Outputs | 32 kbyte; All outputs are in the process image | |
| per integrated IO subsystem | ||
| — Inputs (volume) | 32 kbyte; max. 32 KB via X1; max. 8 KB via X2 or X4 | |
| — Outputs (volume) | 32 kbyte; max. 32 KB via X1; max. 8 KB via X2 or X4 | |
| 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 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 | ||
| ● integrated | 1 | |
| ● Via CM | 8; A maximum of 8 CMs/CPs (PROFIBUS, PROFINET, Ethernet) can be inserted in total | |
| Number of IO Controllers | ||
| ● integrated | 2 | |
| ● 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 | |
| PtP CM | ||
| ● Number of PtP CMs | the number of connectable PtP CMs is only limited by the number of available slots | |
| Time of day | ||
| Clock | ||
| ● Type | Hardware clock | |
| ● Backup time | 6 wk; At 40 °C ambient temperature, typically | |
| ● Deviation per day, max. | 10 s; Typ.: 2 s | |
| Operating hours counter | ||
| ● Number | 16 | |
| Clock synchronization | ||
| ● supported | Yes | |
| ● to DP, master | Yes | |
| ● in AS, master | Yes | |
| ● in AS, slave | Yes | |
| ● on Ethernet via NTP | Yes | |
| Interfaces | ||
| Number of PROFINET interfaces | 3 | |
| Number of PROFIBUS interfaces | 1 | |
| 1. Interface | ||
| Interface types | ||
| ● RJ 45 (Ethernet) | Yes; X1 | |
| ● Number of ports | 2 | |
| ● integrated switch | Yes | |
| Protocols | ||
| ● IP protocol | Yes; IPv4 | |
| ● PROFINET IO Controller | Yes | |
| ● PROFINET IO Device | Yes | |
| ● SIMATIC communication | Yes | |
| ● Open IE communication | Yes; Optionally also encrypted | |
| ● Web server | Yes | |
| ● Media redundancy | Yes | |
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