Description

The Siemens 6ES7288-0ED10-0AA0 functions as a dedicated regulated power supply for the SIMATIC S7-200 SMART PLC series. This PM207 module converts standard AC line voltage into a stabilized 24V DC output. Consequently, it provides the necessary electrical foundation for controllers and connected peripheral devices. The unit utilizes a switching regulator design to maintain high energy efficiency during continuous industrial operation. Furthermore, its compact chassis supports standard DIN rail mounting to save space within control cabinets.

Input and Output Performance

This power module handles a versatile input range from 120V to 230V AC nominal values. Specifically, it operates reliably between 85V and 264V AC for global compatibility. On the output side, the module delivers a steady 24V DC with a 2.5A current rating. Users can fine-tune this voltage between 22.8V and 26.4V using an integrated potentiometer. This adjustment capability compensates for voltage drops across long cable runs. Additionally, the unit limits voltage fluctuation to 0.5% under varying load conditions.

Protection and Reliability Features

Safety remains a primary focus for the Siemens PM207 system architecture. The module includes electronic short-circuit protection to prevent hardware damage during electrical faults. Moreover, it features an automatic restart function after the clearance of a fault. A 20ms buffering time ensures the PLC remains active during brief power interruptions. The front panel includes a green LED to provide immediate visual confirmation of output status. This robust German engineering ensures a long service life in demanding manufacturing environments.

Technical Characteristics Summary

• Input Voltage Range: 85V to 264V AC (Wide-range)
• Output Voltage: 24V DC (Adjustable 22.8V to 26.4V)
• Rated Output Current: 2.5 Amperes
• Operational Efficiency: Typically 89%
• Mains Buffering: >20 ms at nominal load
• Startup Delay: Maximum 0.5 seconds
• Protection Class: IP20
• Mounting Method: 35mm DIN Rail

Product Specifications