6ES7392-4BF00-0AA0 SIMATIC S7-300 Bus Module: Installation Guide
6ES7392-4BF00-0AA0 Product Introduction
The Siemens 6ES7392-4BF00-0AA0 acts as a passive backplane bus. It fits inside the ET 200M station. This module carries power and signals between I/O cards. Specifically, it works with S7-300 signal modules. Moreover, the 6ES7392-4BF00-0AA0 supports up to 8 I/O modules per station. You need this bus for Profibus DP or Profinet IO networks. Many factories use it for remote I/O applications.
Core Value
This bus module simplifies distributed I/O setup. Firstly, it eliminates point-to-point wiring. Therefore, you reduce installation time significantly. Moreover, the Siemens 6ES7392-4BF00-0AA0 provides reliable backplane communication. Specifically, it transfers data at high speed between modules. Besides, this module supports hot swapping. You replace faulty I/O cards without system shutdown.
Technical Insights
The Siemens 6ES7392-4BF00-0AA0 requires a 24 VDC supply from the interface module. It measures 135 mm in height and 28 mm in depth. Furthermore, this bus module has no active electronic components. It simply passes signals through gold-plated connectors. Meanwhile, the 6ES7392-4BF00-0AA0 operates from -25°C to +60°C. You must pair it with an IM 153 interface module for Profibus networks. For Profinet, use an IM 154-8.
Installation & Maintenance
Always disconnect power before installing the Siemens 6ES7392-4BF00-0AA0. First, mount the bus module onto a DIN rail. Then, slide each I/O card into its slot. Push until the rear connectors engage fully. Use the locking screws to secure each card. For wiring, connect the interface module first. Then, verify that the bus module’s green LED illuminates. Clean the gold contacts annually with a dry cloth. Do not use compressed air near the backplane.
Buyer’s Guide FAQ
1. What systems work with the Siemens 6ES7392-4BF00-0AA0?
This bus module fits ET 200M stations only. It works with S7-300 SM series I/O cards.
2. Can the 6ES7392-4BF00-0AA0 support redundant operation?
No. For redundancy, use the 6ES7392-4BF00-0AA0 with an IM 153-2 interface module.
3. How many I/O slots does the 6ES7392-4BF00-0AA0 provide?
This specific bus module offers 8 slots. Each slot holds one S7-300 signal module.
4. What is the difference between 6ES7392-4BF00-0AA0 and 6ES7392-4BF00-0AB0?
The -0AA0 is the standard version. The -0AB0 includes additional shielding terminals.
5. Does the Siemens 6ES7392-4BF00-0AA0 require software configuration?
No. The bus module needs no configuration. Your Profibus or Profinet master handles addressing.
