6ES7972-0CB20-0XA0-cheap

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Buy genuine Siemens 6ES7972-0CB20-0XA0 online

The Siemens 6ES7972-0CB20-0XA0 is a factory-grade SIMATIC S7 PC USB Adapter designed to provide seamless communication between your PC and Siemens S7 series PLCs, including S7-200, S7-300, and S7-400 models. This USB-to-RS485 adapter converts USB signals to MPI/DP interfaces, enabling efficient programming, monitoring, and maintenance of your automation systems. Compact and robust, it supports a wide range of Windows operating systems like XP, Vista, and Windows 7 (both 32 and 64 bit). The 5-meter connecting cable ensures ease of use in various industrial setups while maintaining reliable signal integrity through its optical isolation and surge protection features.

Key Features of Siemens 6ES7972-0CB20-0XA0

  • Converts USB to RS485 (MPI/DP) interface for PLC communication
  • Compatible with Siemens S7-200, S7-300, S7-400, ET200, and 840D PLCs
  • Supports full communication speeds up to 1.5 Mbps and multiple baud rates
  • Optoelectronic isolation for enhanced protection and stable data transfer
  • Plug and play operation with native support on Windows XP, Vista, Windows 7 (32/64 bit) and newer systems
  • Includes 5-meter USB cable for flexible connectivity
  • Surge and lightning protection built into USB and RS485 ports
  • Compact dimensions for space-saving installation
  • Compatible with STEP 7 software versions V5.5 and above without special driver installation

Technical Specs of Siemens 6ES7972-0CB20-0XA0

Explore Siemens 6ES7972-0CB20-0XA0 datasheet for detailed parameters to ensure system compatibility.

Specification Details
Interface USB (12 Mbps), RS485 (max. 1.5 Mbps)
Power Supply 24 V DC via MPI interface (18V–30V DC)
Current Consumption Typically 50 mA, Max 100 mA
Dimensions (L x W x H) 10.5 cm x 5.8 cm x 2.6 cm
Operating Temperature -30 °C to +75 °C
Safety Class III (IEC 60950), IP20 protection

Applications / Use Case

This Siemens 6ES7972-0CB20-0XA0 is commonly used in industrial automation environments to facilitate programming and communication with Siemens PLCs over MPI, PPI, or DP protocols. It is essential for factory control panels, production line systems, and motion control setups where reliable connection between PCs and PLCs is crucial for configuring, downloading, and diagnostics. Its electrical and optical isolation enhances communication stability in demanding factory conditions.

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