
6ES7142-4BD00-0AA0 Digital Expansion Module Specifications
This listing details the Siemens SIMATIC DP electronic module designed for ET 200 PRO systems. It features four digital outputs operating at 24 V DC with a current capacity of 2.0 A per channel.
Quick Facts
- Part number
- 6ES7142-4BD00-0AA0
- Brand
- Siemens
- Category
- I/O Modules
- Product type
- Digital expansion modules
- Lifecycle
- Active Product
- Dimensions
- 14.1 x 7.3 x 6.8 cm
- Net weight
- 0.17 Kg
- Source category
- Digital expansion modules
Product Overview
The 6ES7142-4BD00-0AA0 is a digital expansion module within the SIMATIC DP product family. It serves as an electronic interface for ET 200 PRO distributed I/O systems. This unit provides four discrete output channels for controlling field devices. Each channel delivers a 24 V DC signal with a maximum load current of 2.0 A. Review Siemens 6ES7142-4BD00-0AA0 as Digital expansion modules with source category Digital expansion modules, recorded lifecycle Active Product, and submitted model identity.
Module diagnostics are integrated directly into the hardware design for operational monitoring. The device includes a bus module to facilitate communication within the network topology. Users must request the connection module IO 6ES7194-4..00-0AA0 separately for installation. This separation allows for flexible configuration based on specific project wiring needs.
Technical Review Notes
- Product classification identifies this unit as a digital expansion module for industrial automation tasks. Keep dimensions 14.1 x 7.3 x 6.8 cm and net weight 0.17 Kg unchanged while comparing project documents and product image evidence.
- The module operates with four digital outputs configured for 24 V DC switching applications.
- Each output channel supports a maximum current load of 2.0 Amperes for connected devices.
- Integrated diagnostics provide real-time status information regarding module functionality and error states.
- Physical dimensions are recorded as 14.1 cm in length, 7.3 cm in width, and 6.8 cm in height.
- Net weight is listed at 0.17 kilograms, indicating a compact form factor for rack mounting.
Model Identification
- Brand designation confirms this component originates from the Siemens manufacturing portfolio.
- Part number 6ES7142-4BD00-0AA0 uniquely identifies this specific digital expansion module variant.
- Lifecycle status is recorded as Active Product, indicating ongoing production and support.
- Category placement falls under I/O modules within the broader automation technology structure.
Technical Parameters
| Product type | Digital expansion modules |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 14.1 x 7.3 x 6.8 cm |
| Net weight | 0.17 Kg |
| Source category | Digital expansion modules |
Parameters are factual source fields retained for model review.
Parameter Review
- Voltage specification requires a 24 V DC supply for proper output channel operation.
- Current rating limits each of the four outputs to a maximum of 2.0 A.
- Diagnostic capabilities allow for monitoring of load conditions and potential short circuits.
- Bus module inclusion ensures direct connectivity to the PROFIBUS DP communication network.
- Connection module requirement necessitates separate inquiry preparation of IO 6ES7194-4..00-0AA0 for assembly.
Catalog Classification
Image & Label Review
- Visual inspection should confirm the presence of four distinct output terminal blocks.
- Labeling must clearly display the full part number 6ES7142-4BD00-0AA0 on the housing.
- Connector interfaces should appear intact without visible signs of physical damage or wear.
- Status LEDs for diagnostics and bus communication must be present on the front face.
Product Image Gallery

Inquiry Preparation
- Verify that the required connection module IO 6ES7194-4..00-0AA0 is included in the scope.
- Confirm that the 24 V DC power supply meets the current demands of all loads.
- Check that the PROFIBUS DP network configuration supports the diagnostic data transmission requirements.
- Ensure physical space constraints accommodate the module dimensions of 14.1 x 7.3 x 6.8 cm.
Category Context
This module belongs to the ET 200 PRO series of distributed I/O systems.
It functions as a digital expansion unit within the SIMATIC DP automation ecosystem.
Users seeking discrete output control should review this category for relevant hardware options.
Review Notes
- Source parameter review indicates active production status for continued component review details.
- Project document review should highlight the separate request requirement for connection modules.
- Technical specification verification confirms 24 V DC operation with 2.0 A per channel.
- Dimensional analysis supports standard rack mounting configurations within industrial control panels.



