Product introduction

The Siemens 6ES7972-0BB42-0XA0 is a PROFIBUS DP bus connector, a communication a

The Siemens 6ES7972-0BB42-0XA0 is a PROFIBUS DP bus connector, a communication accessory for the SIMATIC S7 series. It is primarily used for connecting devices and transmitting signals within a PROFIBUS DP network. The following is a detailed description: - **Basic Functions**: - Used for physical layer connection on the PROFIBUS DP bus, enabling communication signal transmission between devices such as PLCs, distributed I/O, and inverters. - Features a built-in bus termination resistor, selectable via a switch, to eliminate signal reflections and ensure bus communication stability. - **Technical Parameters**: - **Connector Type**: 9-pin D-Sub (Sub-D9) plug, compliant with the PROFIBUS standard. - **Transmission Rate**: Supports communication rates up to 12 Mbit/s, adapting to industrial sites with varying bandwidth requirements. Wiring Method: Supports standard PROFIBUS bus cables (typically shielded twisted pair) and uses screw terminals to secure the conductors for reliable contact. Terminal Resistor: Integrated, switchable 150Ω terminal resistor, suitable for use at the start or end of a bus segment. Features and Benefits: Shielded Design: Excellent shielding performance effectively reduces electromagnetic interference (EMI), ensuring communication stability in high-noise industrial environments. Easy Installation: Compact design and flexible installation methods make it suitable for densely wired environments within control cabinets. Strong Compatibility: Widely compatible with Siemens SIMATIC S7 series PLCs (such as S7-300 and S7-400), ET200 series distributed I/O devices, and other industrial devices supporting the PROFIBUS DP protocol. **Application Scenarios**: Primarily used to build PROFIBUS DP industrial fieldbus networks, this technology is commonly found in manufacturing automation production lines, process control, metallurgy, and chemical engineering. It serves as the physical connection between bus devices (such as PLCs and I/O modules, inverters and controllers), ensuring reliable data transmission.

Siemens/Siemens  6ES7972-0BB42-0XA0  Bus Connector

Siemens/Siemens  6ES7972-0BB42-0XA0  Bus Connector

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