• Siemens 6ES7414-4HJ04-0AB0
  • Siemens 6ES7414-4HJ04-0AB0
  • Siemens 6ES7414-4HJ04-0AB0
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Siemens 6ES7414-4HJ04-0AB0 SIMATIC S7-400H Central Processing Unit

Siemens 6ES7414-4HJ04-0AB0 SIMATIC S7-400H Central Processing Unit

Description

The Siemens 6ES7414-4HJ04-0AB0 is a high-performance Central Processing Unit (CPU) designed for the SIMATIC S7-400H fault-tolerant automation system. This CPU is engineered to provide high availability and reliability in critical...

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SKU: 6ES7414-4HJ04-0AB0
Vendor: Siemens
Category: Central Processing Unit
Related Series:

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Description

The Siemens 6ES7414-4HJ04-0AB0 is a high-performance Central Processing Unit (CPU) designed for the SIMATIC S7-400H fault-tolerant automation system. This CPU is engineered to provide high availability and reliability in critical industrial control applications, supporting both S7-400H and S7-400F/FH safety-related configurations. It features integrated memory for program and data storage and multiple communication interfaces for seamless integration into complex automation networks.

Features

  • Designed for high-availability S7-400H fault-tolerant systems.
  • Integrated 1.4 MB memory (700 KB for program, 700 KB for data).
  • Four interfaces: 1x MPI/DP, 1x DP, and 2x interfaces for synchronization modules.
  • Supports S7-400H and S7-400F/FH system architectures.
  • Expandable FEPROM memory up to 64 MB.
  • Low power loss (typically 4.5 W).

Applications

This CPU is primarily used in large-scale industrial processes requiring high availability, such as chemical plants, power generation, oil and gas, and complex manufacturing lines where downtime must be minimized. It is suitable for applications requiring redundant controller configurations.

Technical Specifications

Product Model 6ES7414-4HJ04-0AB0
CPU Type CPU 414-4H
Integrated Program Memory 700 KB
Integrated Data Memory 700 KB
Max Expandable FEPROM 64 MB
Power Loss (typ.) 4.5 W
Supply Voltage (Backplane) 5 V DC
Current Consumption (typ.) 1.8 A
Backup Voltage Range 5 V DC to 15 V DC

Installation Guidelines

  • Ensure the rack is powered down before inserting or removing the CPU module to prevent electrical damage.
  • Verify that the CPU is firmly seated in the S7-400 rack and secured with the integrated locking screws.
  • Maintain proper ventilation within the control cabinet to prevent overheating, adhering to the specified power loss dissipation requirements.
  • Use shielded cables for MPI/DP and PROFIBUS connections to minimize EMI interference.
  • Ensure the backplane bus connectors are clean and free of debris before installation.
  • Handle with care to avoid Electrostatic Discharge (ESD); use a grounded wrist strap when handling internal components.

FAQ

What systems is the 6ES7414-4HJ04-0AB0 compatible with?

This CPU is specifically designed for SIMATIC S7-400H fault-tolerant systems and supports S7-400F/FH safety-related configurations.

Does this CPU require external backup power?

The CPU supports an external backup voltage supply ranging from 5 V DC to 15 V DC to maintain data integrity in the event of a power loss.