
6ES7144-5KD50-0BA0 SIMATIC ET 200AL Analog Input Module
This entry details the Siemens 6ES7144-5KD50-0BA0 analog input module within the SIMATIC ET 200AL series. The unit supports four channels for resistance temperature detectors and thermocouples with M12 connectors.
Quick Facts
- Part number
- 6ES7144-5KD50-0BA0
- Brand
- Siemens
- Category
- I/O Modules
- Product type
- Analog I/O modules
- Lifecycle
- Active Product
- Dimensions
- 17.8 x 4.7 x 4.00 cm
- Net weight
- 0.188 Kg
- Source category
- Analog I/O modules
Product Overview
The Siemens 6ES7144-5KD50-0BA0 belongs to the SIMATIC ET 200AL family, designed for robust industrial automation environments requiring reliable signal processing capabilities.
This specific model functions as an analog input module capable of handling four distinct measurement channels simultaneously for precise process monitoring tasks.
Technical Review Notes
- The module features four input channels configured for both RTD and thermocouple signal types, offering versatile measurement options for various industrial sensors.
- Physical connectivity is established through four M12 connectors, ensuring secure and standardized attachment points for field wiring and sensor integration.
- The housing provides a high degree of protection rated at IP67, allowing operation in dusty or wet industrial conditions without damage.
- The physical dimensions are recorded as 17.8 cm in length, 4.7 cm in width, and 4.00 cm in height for spatial planning.
- The net weight of the unit is listed as 0.188 kilograms, contributing to lightweight design considerations for mounting structures and rail systems.
- The product lifecycle status is currently active, indicating ongoing production and support review details for new system integrations and expansions.
Model Identification
- The primary identifier for this component is the part number 6ES7144-5KD50-0BA0, used for precise cataloging and technical reference purposes.
- A normalized version of the part number appears as 6ES71445KD500BA0, which may be used in digital databases or inventory systems.
- The brand designation associated with this hardware is Siemens, reflecting the manufacturer responsible for its engineering and production standards.
- The product classification falls under analog I/O modules, specifically focusing on input capabilities for continuous process variable acquisition.
Technical Parameters
| Product type | Analog I/O modules |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 17.8 x 4.7 x 4.00 cm |
| Net weight | 0.188 Kg |
| Source category | Analog I/O modules |
Parameters are factual source fields retained for model review.
Parameter Review
- Channel count is fixed at four inputs, supporting simultaneous data acquisition from multiple temperature or resistance-based sensing elements in the field.
- Signal type support includes both RTD and TC configurations, allowing flexibility in sensor selection based on specific application temperature ranges.
- Connector type is specified as M12, providing a standardized interface that simplifies wiring management and reduces connection errors during installation.
- Protection rating is documented as IP67, ensuring the enclosure remains dust-tight and protected against temporary immersion in water up to one meter.
- Dimensional data lists the unit size at 17.8 x 4.7 x 4.00 cm, aiding in rack space calculation and mechanical fit verification.
Catalog Classification
Image & Label Review
- Visual documentation typically displays the front panel with clearly marked channel indicators and status LEDs for operational monitoring during commissioning.
- Side views often highlight the M12 connector ports, showing their arrangement and accessibility for cable routing in confined control cabinet spaces.
- Rear images may illustrate the mounting mechanism, demonstrating how the module attaches to the carrier rail within the ET 200AL system.
- Label close-ups confirm the printed part number and technical codes, ensuring accurate identification when comparing against physical inventory or request.
Product Image Gallery

Inquiry Preparation
- Verify the required sensor types, such as PT100 or K-type thermocouples, to ensure the module configuration matches your specific measurement needs.
- Check the M12 connector pin assignments and cable lengths to confirm application context with existing field wiring infrastructure and termination strategies.
- Confirm the environmental conditions, including potential exposure to moisture or dust, to validate the suitability of the IP67 rating for your site.
- Review the power supply requirements and voltage levels within your control cabinet to ensure proper integration with the ET 200AL system backbone.
Category Context
This module resides within the broader category of I/O modules, serving as a critical interface between field devices and the controller.
It is specifically classified under analog I/O modules, distinguishing it from digital counterparts by its ability to process continuous variable signals.
Review Notes
- Ensure all technical specifications align with the project requirements before initiating the inquiry process to avoid mismatches in sensor application context.
- Cross-reference the part number with documented Siemens documentation to verify the latest firmware versions and configuration parameters for optimal performance.
- Consider the physical mounting constraints and recorded space in the control cabinet when planning the installation of the ET 200AL system.
- Document the specific application context, including temperature ranges and signal types, to facilitate accurate technical support during the inquiry review phase.



