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- Siemens
- 6ES7132-4BB31-0AB0
- Digital Output Electronic Module
- Germany
- 15 × 81 × 52 mm
- 0.2 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Siemens 6ES7132-4BB31-0AB0 is a SIMATIC ET 200S High Feature digital output electronic module with two 24 V DC output channels rated at 2 A each. It connects PLC output commands to compatible field devices through a distributed I/O station, allowing actuators to be controlled close to the machinery they serve.
In an automated production line, the module can operate solenoid valves, DC contactors, and indicator devices as part of a programmed sequence. For example, a PLC can use one output to actuate a pneumatic valve and the other to control a separate machine function. Each channel responds to its assigned output command, subject to the electrical requirements of the connected load.
The High Feature designation distinguishes this model from standard-function output modules in the ET 200S family. It supports channel-specific short-circuit and wire-break diagnostics, substitute-value handling, and a red group-fault indicator. These features give maintenance personnel additional information when an output circuit does not behave as expected.
The module uses PNP sourcing outputs and receives its 24 V DC load supply from the associated power module. Its installation therefore requires a compatible ET 200S terminal module, correctly arranged field wiring, and a load supply suitable for the connected devices.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Model | 6ES7132-4BB31-0AB0 |
| Product Family | SIMATIC ET 200S |
| Product Type | Digital Output Electronic Module |
| Functional Version | High Feature (HF) |
| Number of Digital Outputs | 2 |
| Rated Load Voltage | 24 V DC |
| Output Type | PNP, sourcing |
| Rated Output Current | 2 A per channel |
| Permissible Output Current | 7 mA–2.4 A per channel |
| Maximum Total Output Current | 4 A per module |
| Short-Circuit Protection | Yes, per channel |
| Short-Circuit Diagnostics | Yes, channel-specific |
| Wire-Break Diagnostics | Yes, channel-specific |
| Substitute-Value Output | Supported |
| Output Status Indicators | Green LED per channel |
| Group Fault Indicator | Red SF LED |
| Maximum Switching Frequency, Resistive Load | 100 Hz |
| Maximum Switching Frequency, Inductive Load | 2 Hz |
| Maximum Switching Frequency, Lamp Load | 10 Hz |
| Maximum Lamp Load | 5 W |
| Typical Power Dissipation | 1.4 W |
| Maximum Output Delay, OFF to ON | 100 μs, resistive load |
| Maximum Output Delay, ON to OFF | 400 μs, resistive load |
| Address Space | 1 byte; 2 bits when packed |
| Potential Separation | Between outputs and backplane bus; no isolation between output channels |
| Dimensions | 15 × 81 × 52 mm |
| Weight | 0.2 kg |
Product Features
- Two 24 V DC output channels: Controls two compatible field devices through independent PLC commands.
- 2 A rated output current: Supports suitable DC loads within the module’s specified current limits.
- High Feature diagnostics: Detects supported short-circuit and wire-break conditions on individual channels.
- PNP sourcing operation: Switches the positive load supply to connected field devices.
- Substitute-value handling: Supports configured output behavior when the CPU or master enters STOP.
- Local LED indication: Provides green channel-status indicators and a red group-fault indicator.
- Short-circuit protection: Protects the output channels under the specified electrical conditions.
- Distributed I/O integration: Connects field actuators to the SIMATIC automation system through the ET 200S backplane bus.
Working Principle
The 6ES7132-4BB31-0AB0 receives digital output data from the PLC through the ET 200S backplane bus. Its electronic switching circuits convert the commanded states into electrical signals for connected 24 V DC loads.
The signal path is:
PLC CPU → ET 200S Interface Module → Backplane Bus → 6ES7132-4BB31-0AB0 → Field Actuator
When an output receives a logical ON command, its PNP switching circuit supplies the positive load voltage to the connected device. When the command changes to OFF, the output returns to its inactive state. The actuator’s response depends on its electrical characteristics and the surrounding control circuit.
The High Feature version also provides diagnostic information. If a supported short circuit or wire break occurs, the module can report the corresponding channel fault to the controller. The red SF LED indicates a group fault, while the green LEDs show individual output states. These indications help narrow down the source of a problem, although they do not confirm that a mechanical actuator has completed its intended movement.
The module supports substitute-value handling for CPU or master STOP conditions. The actual response depends on the configured parameters, which may specify a substitute state or retention of the last output value where supported.
The output channels are not electrically isolated from each other, but they are isolated from the backplane bus. Their common electrical arrangement must therefore be considered when connecting loads, particularly where different external circuits are involved. The outputs must not be connected in parallel to increase current capacity.
Role in the SIMATIC ET 200S Control Architecture
The 6ES7132-4BB31-0AB0 functions as the field-level output stage in a distributed automation station. It switches connected loads according to commands from the PLC and returns supported diagnostic information to the controller.
PLC CPU → ET 200S Interface Module → Backplane Bus → Digital Output Module → Field Devices
| System Component | Function |
|---|---|
| SIMATIC PLC CPU | Executes control logic and generates output commands |
| ET 200S Interface Module | Connects the I/O station to the automation network |
| ET 200S Backplane Bus | Transfers data between the interface module and electronic modules |
| 6ES7132-4BB31-0AB0 | Switches two 24 V DC outputs and reports supported circuit faults |
| ET 200S Power Module | Supplies the load voltage to the associated output group |
| ET 200S Terminal Module | Provides field-wiring connections |
| Field Actuators | Convert electrical commands into mechanical or visual actions |
| Engineering Software | Configures hardware parameters and diagnostic behavior |
| HMI or SCADA System | Displays process states and diagnostic messages when configured |
Industrial Applications
| Application | Typical Use |
|---|---|
| Packaging Machinery | Operating pneumatic valves and auxiliary mechanisms |
| Conveyor Systems | Switching compatible contactors and actuators |
| Assembly Automation | Controlling field devices within programmed machine sequences |
| Material Handling | Operating actuators in transfer and positioning equipment |
| Industrial Process Equipment | Switching discrete field devices according to PLC commands |
| Machine-Building Control Panels | Providing distributed output control for automated machinery |
| Pump Control Systems | Operating compatible DC control loads or interface relays |
| Production-Line Diagnostics | Identifying supported output-circuit faults |
| Equipment Modernization | Replacing a matching ET 200S High Feature output module |
| General Factory Automation | Controlling compatible 24 V DC field devices |
Installation and Maintenance
- Verify the complete order number: Confirm 6ES7132-4BB31-0AB0 and distinguish it from the standard-function 6ES7132-4BB31-0AA0.
- Check terminal-module compatibility: Ensure that the installed ET 200S terminal module supports the electronic module and intended field-wiring arrangement.
- Verify the load supply: Confirm that the associated power module supplies the required 24 V DC load voltage.
- Check connected loads: Verify the current demand, PNP compatibility, and switching requirements of each actuator.
- Isolate the I/O station: Follow the approved electrical isolation procedure before removing or installing the module.
- Inspect the module interface: Check the backplane contacts and terminal-module connection for contamination or damage.
- Install the module correctly: Seat the electronic module in its designated terminal-module position according to the system installation procedure.
- Verify field wiring: Check polarity, terminal assignments, conductor condition, and load connections before restoring power.
- Configure diagnostic functions: Set the supported short-circuit and wire-break diagnostics according to the application and connected loads.
- Set the CPU STOP response: Verify the configured substitute-value or last-value behavior required by the machine sequence.
- Test outputs and fault reporting: Operate both channels individually and verify their status indicators and controller diagnostic messages.
- Record the configuration: Document the order number, terminal-module arrangement, output assignments, diagnostic settings, and commissioning results.
Compatible System Components
| Component | Function |
|---|---|
| SIMATIC ET 200S Interface Module | Connects the distributed I/O station to the controller network |
| ET 200S Terminal Module | Provides electrical connections for the electronic module |
| ET 200S Power Module | Supplies the designated load voltage |
| 24 V DC Power Supply | Provides power for the associated control and load circuits |
| SIMATIC PLC CPU | Executes the program and generates output commands |
| Compatible PNP Field Actuators | Respond to the switched output signals |
| Engineering Software | Configures the station and diagnostic parameters |
| HMI or SCADA Interface | Displays operating states and application-generated alarms |
Recommended Related Models
| Model | Product Type | Main Application |
|---|---|---|
| Siemens 6ES7132-4BB31-0AB0 | ET 200S Digital Output Electronic Module, 2 DO, 24 V DC/2 A, High Feature | Two-channel output control with diagnostics |
| Siemens 6ES7132-4BB31-0AA0 | ET 200S Digital Output Electronic Module, 2 DO, 24 V DC/2 A, Standard | Two-channel output control without the same High Feature diagnostics |
| Siemens 6ES7132-4BB01-0AB0 | ET 200S Digital Output Electronic Module, 2 DO, 24 V DC/0.5 A, High Feature | Lower-current output applications requiring diagnostics |
| Siemens 6ES7132-4BB01-0AA0 | ET 200S Digital Output Electronic Module, 2 DO, 24 V DC/0.5 A, Standard | Lower-current standard output applications |
| Siemens 6ES7132-4BD00-0AB0 | ET 200S Digital Output Electronic Module, 4 DO, 24 V DC/0.5 A, High Feature | Applications requiring four diagnostic-capable output channels |
| Siemens 6ES7131-4BB00-0AA0 | ET 200S Digital Input Electronic Module | Digital signal acquisition in the same distributed I/O family |
Key Advantages
- Provides two independent 24 V DC digital output channels rated at 2 A each.
- Supports channel-specific short-circuit and wire-break diagnostics.
- Offers local LED indication for output states and group faults.
- Supports configured substitute-value handling during CPU or master STOP.
- Integrates with modular SIMATIC ET 200S distributed I/O stations.
Technical FAQs
How does the High Feature version improve troubleshooting?
The module supports channel-specific short-circuit and wire-break diagnostics and reports supported faults to the controller. This gives maintenance personnel more specific information than a standard output module, although field inspection may still be required to locate the physical fault.
What types of loads can the 6ES7132-4BB31-0AB0 operate?
It supports compatible 24 V DC loads, including suitable solenoid valves, DC contactors, and indicator devices. The load’s current demand, inductive characteristics, switching frequency, and any required suppression components must remain within the module’s specified limits.
Can the module’s two outputs be paralleled for a load drawing more than 2 A?
No. The outputs cannot be paralleled to increase the current capacity. The module has a maximum total output current of 4 A, but each channel must remain within its own permitted range. A higher-current load requires a suitably rated output device or an appropriate interface arrangement.
What should be checked if a wire-break diagnostic is not reported?
Verify that wire-break diagnostics are enabled, that the connected circuit meets the conditions needed for detection, and that the hardware configuration matches the installed module. The diagnostic function does not guarantee detection of every wiring fault under every load condition.