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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6ES7540-1AB00-0AA0 |
| Alternative Part Number | 6ES75401AB000AA0 |
| Manufacturer | Siemens |
| Product Type | Communication Module |
| Suitable for | SIMATIC S7-1500 PLCs |
| Mounting Type | Rail mounting on S7-1500 mounting rail |
| Supply Voltage | System power supply |
| Current Consumption (Rated) | 43 mA from the backplane bus |
| Power Loss (Typical) | 0.6 W |
| Address Space per Module | Inputs: 8 byte |
| Interface Types | RS 485 and RS 422 |
| Maximum Transmission Rate | 19.2 kbit/s |
| Maximum Cable Length | 1,200 m |
| Protocols Supported | Freeport, 3964 (R), USS |
| Buffer Memory for Telegrams | 2 kbyte |
| Number of Telegrams Buffered | 255 |
| Diagnostics Function | Yes |
| Diagnostic Alarm | Yes |
| Wire-break Diagnostics | Yes |
| LED Indicators | RUN LED (green), ERROR LED (red), Receive RxD (yellow), Transmit TxD (yellow) |
| Potential Separation | Yes, between backplane bus and interface |
| Isolation | Tested with 707 V DC (type test) |
| Ambient Operating Temperature | Horizontal installation: 0 °C to 60 °C, Vertical installation: 0 °C to 40 °C |
| Dimensions (W x H x D) | 35 mm x 147 mm x 127 mm |
| Weight (Approximate) | 0.22 kg |
| Decentralised Operation | Compatible with SIMATIC S7-300, S7-400, S7-1500, and standard PROFINET controllers |
The Siemens 6ES7540-1AB00-0AA0 is a high-performance communication module designed for seamless integration with the SIMATIC S7-1500 series. This module facilitates robust serial connections using RS422 and RS485 interfaces, supporting a wide range of communication protocols including Freeport, 3964 (R), and USS. With a transmission rate of up to 19.2 kbit/s and a maximum cable length of 1,200 metres, it ensures reliable and efficient data transfer over longer distances.
Engineered for flexibility, the module can be configured using STEP 7 TIA Portal from version V12 onwards, or with STEP 7 from version V5.5 SP2 using a GSD file. It also supports I&M data and fast startup features, enhancing its operational capabilities. The compact design, with dimensions of 35 mm in width, 147 mm in height, and 127 mm in depth, allows for efficient use of space within control cabinets.
The module's diagnostic functions are comprehensive, offering diagnostic alarms and wire-break detection, with clear indication through integrated LEDs for RUN, ERROR, Receive RxD, and Transmit TxD signals. It also boasts a buffer memory of 2 kbytes for telegrams, capable of buffering up to 255 telegrams, ensuring data integrity and smooth communication flow.
With its robust design and advanced features, the Siemens 6ES7540-1AB00-0AA0 communication module is an essential component for industrial automation systems requiring reliable serial communication.
Commonly Asked Questions
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Frequently Asked Questions
What is the purpose of the Communication Module?
The Communication Module is designed for serial connections and enables communication between SIMATIC S7-1500 controllers and other devices using RS422 or RS485 interfaces. It supports various protocols such as Freeport, 3964 (R), and USS, and can be used for efficient data exchange in industrial automation systems.
Can this module be mounted on a rail?
Yes, the module is designed for rail mounting and fits onto an S7-1500 mounting rail, making it suitable for integration into control cabinets and other industrial settings.
What are the ambient operating temperature ranges for the module?
The module can operate in a horizontal installation between 0°C and 60°C, and in a vertical installation between 0°C and 40°C, ensuring reliable performance in various industrial environments.
What type of power supply does the module require?
The module is powered by the system power supply, drawing its current from the backplane bus of the SIMATIC S7-1500 controller.
What are the dimensions of the module?
The module measures 35 mm in width, 147 mm in height, and 127 mm in depth, making it compact enough to fit in standard control systems without requiring excessive space.
How does the module indicate its operational status?
The module is equipped with diagnostic LEDs that indicate its operational status. A green LED for RUN, a red LED for ERROR, and yellow LEDs for Receive RxD and Transmit TxD provide visual feedback on the module's functionality.
Is the module compatible with decentralised operation?
Yes, the module supports decentralised operation and can be used with SIMATIC S7-300, S7-400, S7-1500, and standard PROFINET controllers, offering flexibility in system design.
What is the maximum transmission rate supported by the module?
The module supports a maximum transmission rate of 19.2 kbit/s for both RS 422 and RS 485 interfaces, which is suitable for a range of industrial communication tasks.
Does the module have any diagnostic functions?
Yes, the module includes diagnostic functions that can trigger a diagnostic alarm and detect wire-breaks, enhancing system reliability through proactive maintenance and troubleshooting.
What is the maximum cable length supported by the module's interfaces?
The module supports a maximum cable length of 1,200 meters for both RS 422 and RS 485 interfaces, allowing for communication over long distances within industrial settings.
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