Siemens 6ES74000HR024AB0

Technical Parameters

I/O Configuration: 32-channel digital input (24V DC) with 4ms debounce filtering and 16-channel analog output (±10V/0-20mA).

Communication:Two-port Ethernet I/P at 100 Mbps and IEEE 802.3af PoE compliant.

EMC: Exceeds IEC 61000-6-4 standards for industrial electromagnetic immunity.

Expandable: Backplane accommodates up to 12 plug-in modules (such as RTD and thermocouple modules).

Operating Environment: -25°C to +70°C, 5-95% supply non-condensing humidity.

Certifications: UL Class I Div 2 ATEX Zone 22 (hazardous area).

Diagnostics: Remote health monitoring and predictive maintenance alerts via an embedded web server.

Firmware: Flash-upgradeable via USB or Ethernet, compatible with legacy PLC systems

Functional Highlights

The Siemens 6ES74000HR024AB0 -Redundancy combined with modular flexibility:

dual-CPU Redundancy: system uses 2 synchronized cpu 414-5H via LAN to get <1 ms failover in case of hardware error to avoid stop of production. This is an important feature in the case of pharmaceutical production.

Synchronization & Scalability: Four sync modules and two 1-meter sync cables allow the real-time data mirroring between servers/portfolios at distances up to 10 meters. The system can be extended by up to 21 additional I/O or communication modules (such as Profibus DP) to follow changes in the automation structure.

Integrated Diagnostics: Siemens STEP 7 software compatibility allows real-time status feedback and remote diagnostics, resulting in 40% less down time for maintenance compared to other PLCs.

Compatible Systems & Accessories

Maximize the Siemens 6ES74000HR024AB0’s performance with Siemens-certified components:

Power Supply: Includes two PS407 10A modules for stable 120/230V AC input, ensuring uninterrupted operation during voltage fluctuations.

Memory & Backup: Requires two Siemens memory cards (sold separately) for program storage, supported by four backup batteries providing 50,000+ hours of data retention during power outages.

Network Integration: Seamlessly pairs with Siemens HMI panels (e.g., TP700 Comfort) and SCADA systems via Profinet, enabling centralized control of distributed automation networks.

Real Applications

The Siemens 6ES74000HR024AB0 excels in high-stakes scenarios:

Automotive Welding Lines: At a German automotive plant, the system controls 120 robotic welding arms. Its redundancy reduced unplanned downtime by 92% compared to single-CPU systems, saving €1.2M annually in lost production.

Chemical Reactor Safety: A Texas-based chemical facility uses the Siemens 6ES74000HR024AB0 to monitor reactor pressure valves. During a sensor malfunction, the standby CPU maintained control, preventing a hazardous overpressure event.

Renewable Energy Grids: Integrated with solar inverters in a 500MW solar farm, the system adjusts power output based on weather data while maintaining grid stability through battery storage coordination.