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- Siemens
- 6ES7132-4BB01-0AB0
- Digital Output Electronic Module
- Germany
- 15 × 81 × 52 mm
- 0.186 kg
- Xiamen, China
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Product Overview
The Siemens 6ES7132-4BB01-0AB0 is a SIMATIC ET 200S digital output electronic module designed to switch field devices through a distributed I/O system. It provides two 24 V DC digital outputs, each rated at 0.5 A, and belongs to the High Feature (HF) range of ET 200S electronic modules.
In a machine control cabinet, the module connects PLC output commands to field loads such as solenoid valves, contactor coils, indicator devices, and other compatible actuators. Instead of routing every field signal directly to the central controller, the ET 200S system places I/O close to the equipment being controlled, helping organize field wiring and simplify the control-panel layout.
The 6ES7132-4BB01-0AB0 is distinguished from the standard-function 2DO module by its diagnostic capabilities. It supports short-circuit and wire-break diagnostics, substitute-value output, and a group-fault indication. These functions help maintenance personnel identify output-circuit problems and determine whether a commanded actuator may not be responding as expected.
The module operates with a 24 V DC load supply provided through the associated power module. Its two outputs use a sourcing PNP arrangement, so the electrical characteristics of the connected load and the field wiring must match the output design. Correct selection of the terminal module, power module, and load protection is essential when integrating it into an existing ET 200S station.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Model | 6ES7132-4BB01-0AB0 |
| 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 | 0.5 A per channel |
| Permissible Output Current | 7–600 mA per channel |
| Maximum Total Output Current | 1 A per module |
| Short-Circuit Protection | Yes, per channel |
| Wire-Break Diagnostics | Yes, channel-specific |
| Short-Circuit 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 | 2.5 W |
| Typical Power Dissipation | 0.4 W |
| 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 | 0.186 kg |
Product Features
- Two 24 V DC digital outputs: Controls two independent field loads within the module’s specified electrical limits.
- High Feature functionality: Adds diagnostic capabilities beyond those of the corresponding standard-function output module.
- Channel-level fault detection: Supports detection of short circuits and wire breaks on individual output channels.
- PNP sourcing outputs: Switches the positive load supply to compatible field devices.
- Substitute-value handling: Allows configured output behavior when the CPU or master enters STOP, according to the system parameters.
- LED status indication: Provides local visual information about output states and group faults.
- Short-circuit protection: Incorporates output protection for the specified operating conditions.
- ET 200S distributed I/O integration: Supports modular field-level control within a SIMATIC automation architecture.
Working Principle
The 6ES7132-4BB01-0AB0 receives digital output data from the controller through the ET 200S backplane bus. The module translates the controller’s output states into electrical switching signals for connected 24 V DC field devices.
The basic signal path is:
PLC CPU → ET 200S Backplane Bus → 6ES7132-4BB01-0AB0 → Field Actuator
When an output is commanded to logical state 1, the corresponding PNP output switches the positive load supply toward the connected device. When the output is commanded to state 0, the output changes to its inactive condition. The field device responds according to its electrical characteristics and mechanical function.
The High Feature version also supports diagnostic monitoring. A short circuit or wire break can be detected under the applicable operating conditions, and the corresponding diagnostic information can be made available to the controller. This helps distinguish a field-circuit problem from an issue in the PLC program or the controlled mechanism.
The module provides a green status LED for each output and a red SF group-fault indicator. These indicators assist local troubleshooting, while the controller can use the diagnostic information for alarms or maintenance messages.
Output behavior during CPU or master STOP depends on the configured response. The module supports substitute-value handling, allowing the system configuration to determine whether an output assumes a defined replacement state or retains its last value where supported.
The outputs are not electrically isolated from one another, although they are isolated from the backplane bus. Consequently, the field wiring and load arrangement must respect the module’s common electrical characteristics and specified current limits.
Role in the SIMATIC ET 200S Control Architecture
The module serves as the final electrical switching stage between the distributed controller interface and the connected field actuators. It does not execute the PLC program; it applies output commands generated by the CPU and reports supported diagnostic information.
PLC CPU → ET 200S Interface Module → Backplane Bus → Digital Output Module → Field Devices
| System Component | Function |
|---|---|
| SIMATIC PLC CPU | Executes the control program and generates output commands |
| ET 200S Interface Module | Connects the distributed I/O station to the automation network |
| ET 200S Backplane Bus | Transfers data between the interface module and electronic modules |
| 6ES7132-4BB01-0AB0 | Switches two 24 V DC output channels and provides diagnostic information |
| Power Module | Supplies the load voltage to the associated I/O group |
| Terminal Module | Provides the field-wiring interface for the electronic module |
| Field Actuators | Convert electrical output signals into mechanical or visual actions |
| Engineering Software | Configures hardware parameters and diagnostic behavior |
| HMI or SCADA System | Displays process status and diagnostic messages when configured |
The electronic module must be paired with a compatible ET 200S terminal-module arrangement and the appropriate load supply. The selected output channels, diagnostic parameters, and CPU STOP response should match the machine’s control requirements.
Industrial Applications
| Application | Typical Use |
|---|---|
| Packaging Machinery | Switching pneumatic actuators and auxiliary mechanisms |
| Conveyor Systems | Controlling contactors, solenoid valves, and machine interlocks |
| Assembly Automation | Operating field devices according to PLC sequence commands |
| Material Handling | Switching compatible actuators in transfer and positioning equipment |
| Pump Control Panels | Driving interface relays or other suitable 24 V DC loads |
| Industrial Process Equipment | Controlling discrete field devices in automated sequences |
| Machine Safety Interfaces | Providing standard control outputs where permitted by the safety design; not a substitute for a safety-rated output |
| Distributed Control Cabinets | Locating output switching close to field wiring |
| Production-Line Diagnostics | Reporting supported output-circuit faults to the controller |
| Equipment Modernization | Replacing a matching ET 200S High Feature output module |
Installation and Maintenance
- Verify the complete order number: Confirm 6ES7132-4BB01-0AB0 and distinguish it from the standard-function 6ES7132-4BB01-0AA0.
- Check the terminal-module compatibility: Ensure that the installed ET 200S terminal module supports the electronic module and the intended wiring arrangement.
- Confirm the load supply: Verify the 24 V DC load supply and its connection through the appropriate power module.
- Check the field-device ratings: Confirm that each actuator is compatible with the PNP output arrangement and remains within the channel and module current limits.
- Isolate the station: Switch off the relevant power supplies and follow the approved procedures for removing or installing ET 200S electronic modules.
- Inspect the backplane and contacts: Check the module interface for contamination, damaged contacts, or mechanical defects before installation.
- Install the module correctly: Fit the electronic module into the designated terminal-module position according to the system installation instructions.
- Verify field wiring: Check polarity, terminal assignments, conductor condition, and load connections before restoring power.
- Configure diagnostic parameters: Enable or disable wire-break and short-circuit diagnostics as required by the application and the connected loads.
- Set the CPU STOP response: Confirm whether the application requires substitute values or retention of the last output state where supported.
- Test the outputs and diagnostics: Verify both output channels, LED indications, and controller diagnostic messages using an approved commissioning procedure.
- Record the configuration: Document the module order number, terminal-module arrangement, field assignments, diagnostic settings, and commissioning results.
Compatible System Components
| Component | Function |
|---|---|
| SIMATIC ET 200S Interface Module | Connects the I/O station to the PLC or fieldbus 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 control-system power for the associated load circuit |
| PLC CPU | Generates output commands and processes diagnostic information |
| Compatible PNP Field Actuators | Respond to the module’s switched output signals |
| Engineering Software | Configures hardware and diagnostic parameters |
| HMI or SCADA Interface | Displays output status and diagnostic messages where configured |
Recommended Related Models
| Model | Product Type | Main Application |
|---|---|---|
| Siemens 6ES7132-4BB01-0AA0 | ET 200S Digital Output Electronic Module, 2 DO Standard 24 V DC/0.5 A | Standard-function alternative without the same High Feature diagnostics |
| Siemens 6ES7132-4BD00-0AB0 | ET 200S Digital Output Electronic Module, 4 DO High Feature 24 V DC/0.5 A | Four-channel High Feature output control |
| Siemens 6ES7132-4BF00-0AB0 | ET 200S Digital Output Electronic Module, 8 DO High Feature 24 V DC/0.5 A | Eight-channel High Feature output control |
| Siemens 6ES7132-4BD02-0AA0 | ET 200S Digital Output Electronic Module, 4 DO Standard 24 V DC/0.5 A | Four-channel standard output applications |
| Siemens 6ES7132-4BB31-0AA0 | ET 200S Digital Output Electronic Module, 2 DO Standard 24 V DC/2 A | Two-channel applications requiring a different output-current rating |
| Siemens 6ES7131-4BB00-0AA0 | ET 200S Digital Input Electronic Module | Digital input acquisition within the same distributed I/O family |
Key Advantages
- Provides two independently controlled 24 V DC digital output channels.
- Supports channel-level short-circuit and wire-break diagnostics.
- Offers local LED indication for output status and group faults.
- Supports configured substitute-value behavior for CPU or master STOP conditions.
- Integrates into modular SIMATIC ET 200S distributed I/O stations.
Technical FAQs
How does the 6ES7132-4BB01-0AB0 differ from the 6ES7132-4BB01-0AA0?
The 0AB0 version is the High Feature module and supports short-circuit and wire-break diagnostics, along with substitute-value output and a group-fault LED. The 0AA0 version is the standard-function variant and does not provide the same diagnostic feature set.
Can the two output channels be connected in parallel to increase the available current?
No. The module does not support paralleling its outputs to increase current capacity. Parallel operation is supported for redundant control of a load under the specified arrangement, but not for increasing the output rating.
What should be checked if a connected actuator does not respond to an output command?
Check the 24 V DC load supply, output-channel status, terminal wiring, actuator compatibility, and controller diagnostics. Also verify that the configured output state and CPU STOP response match the actual operating condition.
How should the module be configured for wire-break monitoring?
Enable the relevant wire-break diagnostic parameter in the hardware configuration and confirm that the connected load and circuit meet the conditions required for detection. Test the diagnostic response during commissioning rather than assuming every field-circuit fault will be detected in every wiring arrangement.