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- Siemens
- 6AG2132-6BD20-4BA0
- Digital Output Module
- Germany
- 15 × 73 × 58 mm
- 0.04 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Siemens 6AG2132-6BD20-4BA0 SIPLUS ET 200SP Digital Output Module is part of the SIPLUS range associated with the SIMATIC ET 200SP distributed I/O platform. Digital output modules allow a PLC to control field devices by converting output commands from the automation program into discrete electrical signals.
In a distributed control system, output signals are used to operate devices such as indicator lamps, interposing relays, contactor control circuits, solenoid valves, and other compatible actuators. The controller determines when an output should switch based on sensor feedback, operating sequences, interlocks, and programmed logic. The digital output module then delivers the corresponding channel states through the configured field connections.
The module fits into a modular ET 200SP station alongside the required base unit and interface components. This arrangement places output control closer to the equipment being operated and simplifies the organization of field wiring. As part of the SIPLUS product family, it is intended for applications that require the environmental characteristics associated with the relevant SIPLUS configuration.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Siemens |
| Product Model | 6AG2132-6BD20-4BA0 |
| Product Family | SIPLUS ET 200SP |
| Product Type | Digital Output Module |
| Automation Platform | SIMATIC ET 200SP |
| Module Function | Discrete output signal control |
| Signal Type | Digital ON/OFF signals |
| System Architecture | Distributed I/O |
| Controller Interface | Via the ET 200SP station interface |
| Typical Controlled Devices | Compatible relays, indicators, and actuators |
| Control Method | PLC-programmed output switching |
| Installation Context | Industrial control cabinet or suitable enclosure |
| Dimensions | 15 × 73 × 58 mm |
| Weight | 0.04 kg |
Product Features
- Discrete output control: Sends switching commands from the automation system to connected field devices.
- Integration with ET 200SP: Operates within Siemens’ modular distributed I/O architecture, alongside the station’s interface and base components.
- PLC-controlled operation: Responds to output states determined by the controller’s logic, sequencing, and interlock conditions.
- Distributed installation: Supports placing output connections near the machinery or process equipment being controlled.
- Modular station organization: Allows digital outputs to be arranged with other I/O functions in a common automation station.
- SIPLUS product family: Intended for applications requiring the environmental characteristics specified for the relevant SIPLUS product configuration.
- Maintenance-oriented diagnostics: Channel-level testing and station diagnostics can help technicians identify output-side faults during troubleshooting.
Working Principle
The digital output module receives output data from the PLC through the ET 200SP station’s interface. Each configured output channel corresponds to a control signal generated by the automation program. When the program changes an output state, the module switches the associated output circuit according to its electrical design.
For example, a PLC may activate an output when a machine reaches a particular stage in its sequence. The digital output module then switches the connected control circuit, allowing a compatible relay, solenoid valve, or indicator to respond. When the programmed condition is no longer satisfied, the controller changes the output state and the module switches the channel accordingly.
In a typical distributed I/O arrangement, the output data passes from the controller through the industrial communication network to the ET 200SP interface module and then to the digital output module. The output circuit acts on the connected load, while the controller continues to monitor inputs and execute the control sequence.
Correct operation depends on suitable field wiring, compatible load characteristics, appropriate protection, and correct hardware configuration. When an actuator does not respond, technicians can compare the PLC command with the module’s channel status and check the field circuit to determine whether the problem lies in the program, communication path, output channel, wiring, or connected device.
Role in a Distributed I/O Control Architecture
| System Component | Role in the Architecture | Relationship to the Digital Output Module |
|---|---|---|
| SIMATIC PLC | Executes the automation program | Generates the output commands |
| Industrial Communication Network | Transfers data between the controller and remote I/O | Carries output data to the ET 200SP station |
| ET 200SP Interface Module | Connects the station to the controller network | Receives and distributes station data |
| Digital Output Module | Switches discrete output channels | Sends control signals to connected field circuits |
| ET 200SP Base Unit | Provides the module’s mounting and electrical connection arrangement | Supports module installation and wiring |
| Interposing Relay | Switches a separate control or load circuit | Can be controlled by a compatible output channel |
| Solenoid Valve | Converts an electrical command into valve movement | Acts as a controlled field device |
| Contactor Control Circuit | Operates a contactor coil through a suitable interface | Enables PLC-controlled switching of compatible equipment |
| Engineering Software | Configures hardware and control logic | Defines output addressing and station configuration |
Industrial Applications
| Application | Digital Output Use | Role in Automation |
|---|---|---|
| Manufacturing Machinery | Controls relays, indicators, and discrete actuators | Executes machine sequences and operator commands |
| Packaging Equipment | Switches solenoid valves and auxiliary control circuits | Coordinates movement and packaging stages |
| Conveyor Systems | Controls compatible drive-enable circuits and status indicators | Supports material transfer and equipment coordination |
| Assembly Lines | Operates clamps, stops, and pneumatic control interfaces | Coordinates individual assembly operations |
| Process Equipment | Sends discrete commands to auxiliary devices | Supports process sequencing and equipment control |
| Building and Utility Systems | Switches compatible indicators and control relays | Enables centralized equipment operation |
| Automated Test Stations | Activates test fixtures and auxiliary circuits | Coordinates test steps through programmed logic |
Installation and Maintenance
- Confirm the station configuration: Identify the ET 200SP station and verify that the module is intended for the installed hardware arrangement.
- Isolate the equipment: Switch off the relevant power supplies and follow the site’s electrical isolation procedure before handling the module or field wiring.
- Inspect the mounting location: Check the mounting rail, available space, and surrounding equipment for damage or contamination.
- Check the base unit: Confirm that the required ET 200SP base unit is installed and suitable for the module configuration.
- Install the module: Fit the module into its designated position according to the station assembly procedure and confirm that it is securely seated.
- Connect field wiring: Wire the output channels to the intended loads or interface devices according to the applicable wiring diagram.
- Verify load compatibility: Confirm that the connected devices are compatible with the output circuit’s electrical characteristics and switching capacity.
- Inspect circuit protection: Check that the field circuit has suitable protection and that external loads are wired according to the system design.
- Configure the hardware: Set up the module and station in the engineering project so that the configured hardware matches the installed equipment.
- Check output addressing: Verify that each physical channel corresponds to the intended PLC output address and control-program variable.
- Perform a functional test: Restore power under controlled conditions and command each output while checking the channel state and the response of the connected device.
- Record the results: Document channel assignments, wiring changes, diagnostic findings, and any corrective maintenance performed.
Compatible System Components
| Component | Function | Relationship to the Module |
|---|---|---|
| SIMATIC ET 200SP Interface Module | Connects distributed I/O to the controller network | Transfers output data to the station |
| ET 200SP Base Unit | Provides mounting and electrical connections | Supports the module’s installation and field wiring |
| ET 200SP Digital Input Module | Acquires discrete signals from field devices | Complements output control with signal acquisition |
| ET 200SP Analog Output Module | Provides analog control signals | Supports applications requiring continuous-value outputs |
| SIMATIC S7 PLC | Executes machine and process logic | Determines the output states |
| Interposing Relay | Switches a separate electrical circuit | Provides an interface between a compatible output and a load |
| Solenoid Valve | Controls fluid or pneumatic flow through electrical actuation | Can respond to a suitable discrete control signal |
| Engineering Software | Configures hardware and control programs | Supports commissioning, addressing, and diagnostics |
Recommended Related Models
| Product or Component | Function | Relevance |
|---|---|---|
| Siemens SIPLUS ET 200SP Digital Input Modules | Acquire discrete field signals | Complementary modules for receiving sensor and switch states |
| Siemens SIPLUS ET 200SP Digital Output Modules | Control discrete field circuits | Related modules for distributed output applications |
| Siemens SIPLUS ET 200SP Analog Input Modules | Acquire continuous-value process signals | Suitable for systems requiring analog measurements |
| Siemens SIPLUS ET 200SP Analog Output Modules | Supply analog control signals | Complementary option for compatible control devices |
| Siemens SIMATIC ET 200SP Interface Modules | Connect distributed I/O stations to the controller network | Support communication between the controller and I/O modules |
| Siemens SIMATIC S7-1500 Controllers | Execute automation programs | Provide higher-level machine and process control |
| Siemens SIMATIC S7-1200 Controllers | Execute compact automation applications | Can serve as controllers in suitable distributed I/O configurations |
Key Advantages
- Converts PLC output commands into discrete field control signals.
- Integrates with the modular SIMATIC ET 200SP distributed I/O platform.
- Supports distributed control of compatible relays, indicators, and actuators.
- Helps organize output wiring near the equipment being controlled.
- Supports channel-level testing and structured troubleshooting.
- Forms part of the Siemens SIPLUS range for applications with defined environmental requirements.
Technical FAQs
1. What is the function of the Siemens 6AG2132-6BD20-4BA0?
It is identified as a SIPLUS ET 200SP digital output module. Its purpose is to deliver discrete output signals from the automation system to connected field circuits, allowing a PLC to control compatible devices.
2. What devices can a digital output module control?
Depending on the output’s electrical characteristics, typical applications include compatible relays, indicator lamps, solenoid valves, and auxiliary control circuits. The connected load must match the module’s output ratings and wiring requirements.
3. How does the module receive commands from the PLC?
The PLC sends output data through the configured industrial communication network to the ET 200SP station. The station’s interface module transfers the data to the digital output module, which switches the relevant channels according to the commanded states.
4. What should be checked if an output channel does not operate the connected device?
Check the PLC logic and output address, station communication, module diagnostics, field wiring, circuit protection, and the connected load. Confirm whether the module’s channel state changes when commanded, then inspect the field circuit to isolate the fault.