Siemens 6ES7972-0AA02-0XA0

Siemens S6ES7972-0AA02-0XA0

The Siemens S6ES7972-0AA02-0XA0 is a SIMATIC DP RS485 repeater designed for the connection of PROFIBUS/MPI bus systems, supporting a maximum of 31 nodes and a maximum baud rate of 12 Mbit/s. With its improved user handling and versatile features, this repeater is a valuable component in industrial automation systems, providing reliable and efficient communication between devices.

Key Features:

1. Supply Voltage:

• The repeater operates on a rated DC supply voltage of 24 V. The permissible range for the supply voltage extends from 20.4 V (lower limit) to 28.8 V (upper limit), ensuring flexibility in different power supply scenarios.

2. Input Current:

• The input current specifications include a maximum current consumption of 100 mA, which reduces to 100 mA without loads at the PG/OP socket. With a 5 V/90 mA load at the PG/OP socket, the current consumption is 130 mA, and it increases to 200 mA with a 24 V/100 mA load at the PG/OP socket.

3. Power Loss:

• The repeater is designed with a typical power loss of 0.7 W, ensuring efficient energy usage during operation.

4. PROFIBUS DP Interface:

• The repeater supports PROFIBUS DP communication with a maximum transmission rate of 12 Mbit/s. The transmission rate is configurable, ranging from 9.6 kbit/s to 12 Mbit/s, providing adaptability to various communication needs.

5. Degree and Class of Protection:

• The degree of protection for the repeater is IP20, indicating protection against solid objects. This ensures that the device is safeguarded against particles, making it suitable for use in industrial environments.

6. Ambient Conditions:

• During operation, the repeater can withstand ambient temperatures ranging from a minimum of 0 °C to a maximum of 60 °C. For storage or transportation, the device is capable of handling temperatures as low as -40 °C and as high as 70 °C.

7. Relative Humidity:

• The repeater is designed to operate in environments with a maximum relative humidity of 95% at 25 °C, ensuring reliable performance even in humid conditions.

8. Connection Methods:

• The electrical connection for the supply voltage is facilitated through a terminal block, providing a secure and reliable connection. For PROFIBUS cables, the repeater features two terminal blocks, ensuring a robust connection for communication.

9. Dimensions and Weight:

• The repeater has compact dimensions, measuring 45 mm in width, 128 mm in height, and 67 mm in depth. With an approximate weight of 350 g, it is lightweight, making it easy to integrate into various setups.

FAQs - Siemens S6ES7972-0AA02-0XA0 RS485 Repeater

1. What is the primary function of the Siemens S6ES7972-0AA02-0XA0 RS485 repeater?

• The repeater is designed to facilitate the connection of PROFIBUS/MPI bus systems, supporting a maximum of 31 nodes and a maximum baud rate of 12 Mbit/s. It acts as a communication bridge in industrial automation systems.

2. What is the supply voltage requirement for the repeater?

• The repeater operates on a rated DC supply voltage of 24 V, with a permissible range from 20.4 V (lower limit) to 28.8 V (upper limit).

3. How does the repeater handle input current and power consumption?

• The maximum input current is specified as 100 mA, and the power consumption varies depending on the load at the PG/OP socket, ranging from 100 mA without loads to 200 mA with a 24 V/100 mA load.

4. What is the transmission rate supported by the PROFIBUS DP interface?

• The repeater supports a maximum transmission rate of 12 Mbit/s, and the transmission rate is configurable within the range of 9.6 kbit/s to 12 Mbit/s.

5. What is the degree of protection for the Siemens S6ES7972-0AA02-0XA0 RS485 repeater?

• The repeater has an IP20 degree of protection, providing protection against solid objects and ensuring suitability for industrial environments.

6. What are the ambient temperature specifications for operation and storage?

• The repeater can operate in ambient temperatures ranging from 0 °C to 60 °C during operation. For storage or transportation, it can withstand temperatures as low as -40 °C and as high as 70 °C.

7. Can the repeater operate in humid conditions?

• Yes, the repeater is designed to operate in environments with a maximum relative humidity of 95% at 25 °C, making it suitable for applications in humid conditions.

8. How is the electrical connection for supply voltage and PROFIBUS cables established?

• The electrical connection for supply voltage is made through a terminal block, providing a secure and reliable connection. For PROFIBUS cables, the repeater features two terminal blocks, ensuring a robust connection for communication.

9. What are the dimensions and weight of the Siemens S6ES7972-0AA02-0XA0 RS485 repeater?

• The repeater has compact dimensions, measuring 45 mm in width, 128 mm in height, and 67 mm in depth. It weighs approximately 350 g, making it lightweight and easy to integrate into various setups.

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