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- Siemens
- 6AG1590-0AA00-7AA0
- U-Connector
- Germany
- 24.4 × 91.4 × 15.1 mm
- 0.107 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Siemens 6AG1590-0AA00-7AA0 is a SIPLUS S7-1500 U-Connector used as an electrical and mechanical connection element within an S7-1500 installation. Rather than functioning as an active I/O or processing module, the U-Connector forms part of the physical interconnection arrangement between adjacent system components.
In an S7-1500 cabinet, connectors of this type help establish the intended module-to-module connection and maintain continuity through the assembled hardware. This is particularly relevant during installation, module replacement, cabinet refurbishment, and maintenance where the mechanical arrangement of the S7-1500 system needs to be preserved.
The connector is used alongside the S7-1500 hardware architecture rather than operating independently. Its role is therefore best understood at the system-assembly level: the PLC modules perform control and signal-processing tasks, while the U-Connector contributes to the physical and electrical connection between the appropriate system components.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | 6AG1590-0AA00-7AA0 |
| Product Type | SIPLUS S7-1500 U-Connector |
| Product Family | SIPLUS |
| Automation Platform | S7-1500 |
| Component Category | System Connection Component |
| System Role | Module-to-Module Interconnection |
| Connection Function | Electrical and Mechanical System Connection |
| Application | S7-1500 System Assembly |
| System Integration | Siemens S7-1500 PLC Architecture |
| Component Type | U-Connector |
| Installation | S7-1500 Control-System Assembly |
| Interface Function | Adjacent Component Interconnection |
| Application Area | Industrial Automation Control Cabinets |
| Dimensions | 24.4 × 91.4 × 15.1 mm |
| Weight | 0.107 kg |
Product Features
- SIPLUS S7-1500 U-Connector for the S7-1500 automation platform
- Used as a physical and electrical connection component within the system assembly
- Supports interconnection between compatible S7-1500 system components
- Suitable for control cabinet installation and system assembly work
- Does not perform independent PLC control or I/O signal processing
- Useful during S7-1500 module installation and replacement
- Helps maintain the intended connection arrangement between adjacent components
- Suitable for maintenance and refurbishment of established S7-1500 installations
- Integrates with the broader SIPLUS industrial automation hardware environment
- Intended to be used as part of the complete S7-1500 system rather than as a standalone control device
Working Principle
The 6AG1590-0AA00-7AA0 functions as a connection element within the assembled S7-1500 hardware. When compatible components are installed in their intended arrangement, the U-Connector establishes the required connection between the corresponding adjacent components.
The connector itself does not execute a user program, convert process signals, or perform independent control calculations. Instead, it supports the physical architecture through which the S7-1500 modules are assembled and interconnected.
A typical system arrangement can be represented as:
S7-1500 System Components → U-Connector → Adjacent S7-1500 Component → PLC / I/O Architecture
During installation, the connector is positioned and engaged with the applicable interfaces of the surrounding hardware. Once correctly installed, it becomes part of the assembled system connection. Proper seating is important because an incomplete or incorrectly installed connection can affect the electrical continuity or mechanical integrity of the system.
For maintenance work, the U-Connector should therefore be treated as part of the module connection arrangement. When replacing an S7-1500 component, technicians should verify that the connector is correctly positioned, undamaged, and fully engaged before returning the system to operation.
Role in an S7-1500 Control Architecture
The U-Connector occupies the system-interconnection layer of an S7-1500 installation. It does not replace the CPU, I/O module, or communication component; instead, it supports the physical arrangement that allows compatible system components to be assembled as intended.
| Control Architecture Layer | Typical Component | Relationship to 6AG1590-0AA00-7AA0 |
|---|---|---|
| Control Layer | S7-1500 CPU | Executes PLC control logic |
| System Interface Layer | U-Connector | Supports the required component interconnection |
| I/O Layer | S7-1500 Signal Modules | Handles process input and output signals |
| Technology Layer | S7-1500 Technology Modules | Provides specialized automation functions |
| Communication Layer | S7-1500 Communication Components | Connects the PLC to industrial networks and devices |
| Field Interface | Sensors / Actuators | Exchanges process signals with the automation system |
| Machine Layer | Industrial Equipment | Performs the controlled production operation |
Industrial Applications
| Application | Typical Use |
|---|---|
| Machine Automation | Supports the physical assembly of S7-1500 control hardware |
| Production Lines | Used within PLC cabinet installations serving automated production equipment |
| Packaging Machinery | Supports S7-1500 system assembly in machine-control cabinets |
| Material Handling | Used as part of PLC hardware arrangements controlling conveyors and transfer equipment |
| Automated Assembly | Maintains the intended connection arrangement between compatible system components |
| Process Automation | Supports S7-1500 control-system cabinet construction |
| Control Cabinet Refurbishment | Used when existing system connection components need replacement |
| PLC Maintenance | Supports module replacement and restoration of the original system arrangement |
Installation and Maintenance
- Verify the part number — Confirm that the 6AG1590-0AA00-7AA0 matches the connection arrangement specified for the S7-1500 installation.
- Review system documentation — Check the applicable S7-1500 hardware configuration and assembly documentation before installation.
- Isolate the equipment — Follow the plant’s approved shutdown and electrical isolation procedure before working on the PLC hardware.
- Identify the connection position — Determine the correct location and orientation of the U-Connector within the S7-1500 assembly.
- Inspect the connector — Check the connector for cracks, deformation, contamination, damaged contact areas, or other visible defects.
- Inspect adjacent components — Verify that the mating S7-1500 components are correctly positioned and free from damage before installing the connector.
- Install without excessive force — Engage the connector using the intended installation method and avoid bending, twisting, or forcing the component into position.
- Check mechanical engagement — Confirm that the U-Connector is fully seated and that the surrounding S7-1500 components are correctly aligned.
- Verify electrical continuity — Where required by the applicable maintenance procedure, confirm that the completed connection is electrically continuous and correctly assembled.
- Check the complete hardware arrangement — Verify that adjacent modules, mounting elements, and system connections correspond with the approved hardware configuration.
- Perform a controlled system test — After energization, check the PLC system for hardware diagnostics, communication abnormalities, or unexpected module indications.
- Record the maintenance activity — Document the installed part number and any replacement or inspection work for future S7-1500 service activities.
Related Components
| Component | Function |
|---|---|
| Siemens S7-1500 CPU | Executes PLC control programs and coordinates the automation system |
| Siemens S7-1500 Signal Modules | Provide digital or analog process I/O |
| Siemens S7-1500 Technology Modules | Handle specialized automation and technology functions |
| Siemens S7-1500 Communication Modules | Provide communication interfaces for the control system |
| S7-1500 System Components | Form the physical and functional PLC assembly |
| PLC Backplane / System Interconnection | Supports communication and electrical connection within the assembled PLC system |
| Control Cabinet | Provides the installation environment for the S7-1500 hardware |
| Engineering System | Used for hardware configuration, diagnostics, and PLC commissioning |
Recommended Related Models
| Model / Product Family | Product Type | Typical Relationship |
|---|---|---|
| Siemens SIPLUS S7-1500 | Industrial PLC Platform | Product family associated with the current U-Connector |
| Siemens S7-1500 System Components | PLC System Hardware | Components assembled within the same automation architecture |
| Siemens S7-1500 CPUs | PLC CPU | Main control components of the S7-1500 system |
| Siemens S7-1500 Signal Modules | I/O Modules | Process signal interface components |
| Siemens S7-1500 Technology Modules | Technology Modules | Specialized S7-1500 automation components |
Key Advantages
- Supports the physical assembly of SIPLUS S7-1500 hardware
- Provides a dedicated system connection component for compatible S7-1500 arrangements
- Useful during PLC installation, replacement, and cabinet maintenance
- Helps maintain the intended module connection architecture
- Integrates into established S7-1500 control-system assemblies
- Suitable for industrial automation cabinet applications
Technical FAQs
What is the function of the Siemens 6AG1590-0AA00-7AA0?
The 6AG1590-0AA00-7AA0 is a SIPLUS S7-1500 U-Connector used as a connection component within the S7-1500 hardware assembly. It supports the physical and electrical interconnection of compatible system components.
Is the 6AG1590-0AA00-7AA0 an S7-1500 I/O module?
No. It is a U-Connector rather than an active I/O module. It does not independently acquire process signals, control outputs, or execute PLC logic.
What should be checked before replacing the U-Connector?
The part number, installation position, mating components, connector condition, and overall S7-1500 hardware arrangement should be checked. The replacement should correspond to the connection arrangement specified for the installed system.
What problems can result from an incorrectly installed U-Connector?
An incorrectly positioned or incompletely engaged connector can affect the intended electrical or mechanical connection between system components. During maintenance, the connector should be checked for proper seating and the completed S7-1500 assembly should be verified before the system is returned to normal operation.