Siemens 6ES7416-2XK02-0AB0 – SIMATIC S7-400 CPU 416-2
1.6 MB Working Memory
0.8 MB Code Memory + 0.8 MB Data Memory
6ES7416-2XK02-0AB0 datasheet
Place of Origin:
Germany
Brand Name:
Siemens
1.6 MB Working Memory
,0.8 MB Code Memory + 0.8 MB Data Memory
,6ES7416-2XK02-0AB0 datasheet
6ES7416-2XK02-0AB0 · CPU 416-2
A SIMATIC S7-400 central processing unit with 1.6 MB working memory, an MPI/DP interface and a second PROFIBUS DP interface for established S7-400 automation installations.
Technical Specifications
Model-specific reference data| Manufacturer | Siemens |
| Product family | SIMATIC S7-400 |
| Product type | CPU 416-2 central processing unit |
| Article number | 6ES7416-2XK02-0AB0 |
| Firmware version | V3.1 |
| Product lifecycle | End of Product Lifecycle |
| Total working memory | 1.6 MB |
| Code memory | 0.8 MB |
| Data memory | 0.8 MB |
| Working memory expansion | Not expandable |
| Integrated load memory | 256 KB RAM |
| Flash load memory expansion | Memory card (FLASH), up to 64 MB |
| RAM load memory expansion | Memory card (RAM), up to 64 MB |
| Backup | Yes; all data retained with battery |
| Backup without battery | No data retention |
| 1st interface | Integrated MPI/DP |
| 2nd interface | Integrated PROFIBUS DP |
| Physical interface | RS 485 / PROFIBUS |
| Electrical isolation | Yes |
| Transmission rate | Up to 12 Mbps |
| MPI functionality | Yes |
| PROFIBUS DP functionality | DP master / DP slave |
| DP master capability | Integrated DP master functionality on both interfaces |
| Consistent data | Up to 244 bytes |
| MPI connection resources | 44 |
| DP connection resources | 32 |
| Total I/O address area | 16 KB inputs / 16 KB outputs |
| MPI/DP distributed I/O area | 2 KB inputs / 2 KB outputs |
| DP interface distributed I/O area | 8 KB inputs / 8 KB outputs |
| Process image | 16 KB inputs / 16 KB outputs, configurable |
| Preset process image | 512 bytes inputs / 512 bytes outputs |
| Partial process images | Up to 8 |
Program & Processing
| Associated programming package | STEP 7 V5.2 |
| Programming languages | LAD, FBD, STL, SCL |
| Bit operation processing time | Minimum 0.08 μs |
| Word instruction processing time | Minimum 0.08 μs |
| Integer arithmetic processing time | Minimum 0.48 μs |
| Maximum FB count | 2,048 |
| Maximum FC count | 2,048 |
| Maximum block size | 64 KB |
| Maximum DB count | 4,095 (DB 0 reserved) |
| Maximum DB size | 64 KB |
Timers, Counters & Diagnostics
| S7 counters | 512 |
| Counter range | 1 to 999 |
| IEC counters | Yes, SFB type |
| S7 timers | 512 |
| Timer range | 10 ms to 9,990 s |
| IEC timers | Yes, SFB type |
| Diagnostic buffer | Yes; up to 3,200 entries, configurable |
| Preset diagnostic buffer entries | 120 |
| Variable monitoring / modification | Yes; up to 70 variables |
| Force function | Yes; up to 512 variables |
Electrical & Power Data
| Current from S7-400 bus, 5 V DC | Typical 1.5 A; maximum 1.6 A |
| Current from S7-400 bus, 24 V DC | No direct 24 V consumption by the CPU; voltage is made available at the MPI/DP interface |
| Interface supply voltage | 15 to 30 V DC |
| Interface current capacity | Maximum 150 mA per interface |
| Backup current | Typical 40 μA; maximum 420 μA |
| External backup voltage | 5 to 15 V DC |
| Published maximum backup time | Approximately 356 days |
| Power loss | Typical 7.5 W |
| Mounting dimensions (W × H × D) | 25 × 290 × 219 mm |
| Slots required | 1 |
| Approximate weight | 0.72 kg |
Specifications are based on Siemens product information and the S7-400 CPU reference manual. The detailed CPU 416-2 reference section identifies firmware V3.1 and STEP 7 V5.2. Confirm the installed hardware revision, firmware and project configuration before replacement.
Application & Failure Scenarios
S7-400 control system contextWhere This CPU Is Used
The CPU 416-2 serves as the central processing unit in SIMATIC S7-400 PLC installations. It runs the user program, manages central and distributed I/O data, and exchanges information with operator or programming devices and PROFIBUS DP devices. It is relevant to established process-control and machine-automation systems built around the S7-400 platform.
Why Customers Search for It
A CPU fault or network interruption can stop the control sequence and make connected equipment unavailable. Actual process impact depends on the plant architecture, redundancy and machine safety design.
Replacement & Configuration Checks
Before ordering a spareSiemens lists this article as End of Product Lifecycle. The product record does not establish a drop-in replacement for every installed configuration; do not assume a different CPU model is interchangeable without a system-level compatibility review.
Supply & Warranty
AMIKON sourcing serviceAbout AMIKON
Industrial parts sourcing & support
Industrial Parts Sourcing, Kept Practical.
Contact AMIKON
Send your part number and destination for a quotation.
Frequently Asked Questions
6ES7416-2XK02-0AB01. How much working memory does the CPU 416-2 provide?
The documented working memory is 1.6 MB, divided into 0.8 MB for code and 0.8 MB for data.
2. Which communication interfaces are integrated?
The CPU has a first integrated MPI/DP interface and a second integrated PROFIBUS DP interface. The documented transmission rate is up to 12 Mbps.
3. Which engineering software is specified for this CPU?
The Siemens CPU reference manual identifies STEP 7 V5.2 as the associated programming package for this CPU version.
4. Is 6ES7416-2XK02-0AB0 still in the Siemens product lifecycle?
Siemens identifies the article as End of Product Lifecycle. For a spare-parts request, provide the complete order number and installed system details so the required configuration can be reviewed.
Related Models
Additional sourcing references
video
video
video
Send your inquiry directly to us
