About SIMATIC S7-400 CPU 412-2 PN

 The SIMATIC S7-400 CPU 412-2 PN is a powerful and scalable Siemens PLC designed for advanced industrial automation. It is ideal for manufacturing, process control, and large-scale automation systems, offering high-speed processing, PROFINET connectivity, and reliable performance. Key Features: High Processing Power - Ensures efficient and fast operations.Integrated PROFINET Interface - Enables seamless industrial communication.Scalability & Modularity - Expandable design for various automation needs.Robust & Reliable - Built for continuous industrial use. At Naksh Technology, we offer genuine Siemens S7-400 series PLCs with expert support and guidance. Upgrade your automation system with a trusted Siemens PLC. 

Siemens SIMATIC S7-400 CPU 412-2 PN

Article No: 6ES7412-2EK07-0AB0

General Information

• Product Type: CPU 412-2 PN

• HW Functional Status: 01

• Firmware Version: V7.0

• Work Memory: 1 MB (0.5 MB code, 0.5 MB data)

• Interfaces:

  • 1st: MPI/DP 12 Mbit/s (X1)

  • 2nd: Ethernet/PROFINET (X5)

Product Function

• Isochronous Mode: Yes (via PROFIBUS DP or PROFINET)

• Engineering Tool: STEP 7 V5.5 or higher with HSP 262

CiR (Configuration in RUN)

• Synchronization Time (Basic Load): 100 ms

• Synchronization Time per I/O Byte: 30 s

Supply Voltage

• From Backplane Bus 5 V DC: Typ. 1.1 A, Max. 1.4 A

• From Backplane Bus 24 V DC: Max. 150 mA per DP interface

• From Interface 5 V DC: Max. 90 mA (at DP interface)

• Power Loss: Typ. 5.5 W

Memory

• RAM: Integrated 1 MB (512 kB program, 512 kB data), expandable up to 64 MB via Memory Card

• FEPROM: Expandable up to 64 MB

• Backup: Yes, with battery (backup current typ. 180 A, max. 850 A)

CPU Processing Times

• Bit Operations: 31.25 ns

• Word Operations: 31.25 ns

• Fixed Point Arithmetic: 31.25 ns

• Floating Point Arithmetic: 62.5 ns

CPU Blocks

• Free cycle OBs: 1 (OB1)

• Time Alarm OBs: 2 (OB10, OB11)

• Delay Alarm OBs: 2 (OB20, OB21)

• Cyclic Interrupt OBs: 2 (OB32, OB35, shortest cycle 500 s)

• Process Alarm OBs: 2 (OB40, OB41)

• DPV1 Alarm OBs: 3 (OB5557)

• Isochronous Mode OBs: 2 (OB6162)

• Multicomputing OBs: 1 (OB60)

• Background OBs: 1 (OB90)

• Startup OBs: 3 (OB100102)

• Asynchronous Error OBs: 9 (OB8088)

• Synchronous Error OBs: 2 (OB121, OB122)

Counters & Timers

• S7 Counters: 2,048 (retentive adjustable, preset Z0Z7)

• IEC Counters: Unlimited (limited by RAM)

• S7 Timers: 2,048 (retentive adjustable, range 10 ms9,990 s)

• IEC Timers: Unlimited (limited by RAM)

Data Areas & I/O

• Flags: Max. 4 kB, retentive MB0MB15

• Local Data: Max. 8 kB

• Inputs/Outputs: Max. 4 kB each

• Process Image: Inputs/Outputs adjustable 4 kB each, default 128 B

• Digital Channels: Inputs/Outputs 32,768 each

• Analog Channels: Inputs/Outputs 2,048 each

Hardware Configuration

• Max Expansion Units: 21

• Connectable OPs: 47

• Multicomputing: 4 CPUs max (UR1/UR2)

• Interface Modules (IM):

  • Total: 6

  • IM460: 6

  • IM463: 4

• DP Masters: Integrated 1, via CP 10/IM467 up to 4

Clock & Time

• Hardware Clock: Yes, retentive, 1 ms resolution

• Deviation per day (buffered/unbuffered): 1.7 s / 8.6 s

• Clock Sync: Supported via MPI, DP, AS, Ethernet NTP

• Operating Hours Counter: 16 counters, retentive, 1 h granularity

Interfaces

1. MPI/PROFIBUS DP:

   • RS485, isolated, max 150 mA

   • Max connections: 32

   • Max transmission rate: 12 Mbit/s

2. PROFINET (2 ports):

   • RJ45, autosensing, autocrossing, integrated switch

   • PROFINET IO Controller/Device/CBA supported

   • Transmission rate max: 100 Mbit/s

   • IRT support with High Performance option

Communication

• PG/OP Communication: Yes

• Global Data Communication: Yes

• S7 Basic Communication: Yes

• S7 Communication: Client/Server

• Direct Data Exchange (slave-to-slave): Supported on DP, not on PROFINET

PROFINET IO Controller

• Max IO Devices: 256 (64 with IRT)

• Send Cycles: 250 s512 ms (depends on config)

Standards & Approvals

• CE, CSA, UL, cULus, FM, RCM, KC, EAC

• Hazardous Areas: ATEX II 3G Ex nA IIC T4 Gc

Ambient Conditions

• Operating Temperature: 060 C

Programming

• Languages: LAD, FBD, STL, SCL, CFC, GRAPH, HiGraph

• STEP 7 Compatible: Yes

• User Program Protection: Yes (password & block encryption)

Dimensions & Weight

• Width: 25 mm

• Height: 290 mm

• Depth: 219 mm

• Weight: 750 g 

Technical Details