
Siemens 6ES7231-4HF32-0XB0 SM 1231 Analog Input Module
This entry details the Siemens SIMATIC S7-1200 series analog input module, specifically the SM 1231 model. The component supports multiple voltage and current signal ranges for industrial automation applications.
Quick Facts
- Part number
- 6ES7231-4HF32-0XB0
- Brand
- Siemens
- Category
- I/O Modules
- Product type
- SM 1231 analog input modules
- Lifecycle
- Active Product
- Dimensions
- 10.6 x 8.9 x 5.7 cm
- Net weight
- 0.187 Kg
- Source category
- SM 1231 analog input modules
Product Overview
The Siemens 6ES7231-4HF32-0XB0 is recorded as an active product within the SIMATIC S7-1200 family. It functions as an analog input module designed for precise signal acquisition in automated environments. Review Siemens 6ES7231-4HF32-0XB0 as SM 1231 analog input modules with source category SM 1231 analog input modules, recorded lifecycle Active Product, and submitted model identity.
This specific unit belongs to the SM 1231 series, providing eight analog input channels. Engineers can utilize it for monitoring various process variables requiring high-resolution digital conversion.
Technical Review Notes
- The module features eight analog input channels for simultaneous signal processing. Keep dimensions 10.6 x 8.9 x 5.7 cm and net weight 0.187 Kg unchanged while comparing project documents and product image evidence.
- It supports voltage ranges including plus/minus ten volts and plus/minus five volts.
- Additional voltage options include plus/minus two point five volts for specific sensors.
- Current input capabilities cover zero to twenty milliamps and four to twenty milliamps.
- Resolution is achieved through twelve-bit plus sign or thirteen-bit ADC conversion methods.
- Physical dimensions are listed as ten point six by eight point nine by five point seven centimeters.
Model Identification
- The part number 6ES7231-4HF32-0XB0 uniquely identifies this specific SM 1231 configuration. Use the source path Automation technology / Analog modules / SM 1231 analog input modules to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- Brand attribution is clearly established under the Siemens manufacturing designation.
- Lifecycle status is documented as an Active Product for ongoing project planning.
- Category classification places this item within the broader IO modules segment.
Technical Parameters
| Product type | SM 1231 analog input modules |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 10.6 x 8.9 x 5.7 cm |
| Net weight | 0.187 Kg |
| Source category | SM 1231 analog input modules |
Parameters are factual source fields retained for model review.
Parameter Review
- Net weight is recorded at zero point one eight seven kilograms for logistics. Check product-owned images, label text, connector area, and submitted model references against the exact 6ES7231-4HF32-0XB0 record before publication.
- Signal types include both voltage and current inputs for versatile sensor integration.
- ADC resolution options allow selection between twelve-bit plus sign and thirteen-bit modes.
- Channel count remains fixed at eight inputs per module unit installed.
- Form factor adheres to standard DIN rail mounting requirements for control panels.
Catalog Classification
Image & Label Review
- Visual inspection should confirm the presence of terminal blocks for wiring connections. Review Siemens 6ES7231-4HF32-0XB0 as SM 1231 analog input modules with source category SM 1231 analog input modules, recorded lifecycle Active Product, and submitted model identity.
- Labeling must display the full part number for accurate inventory verification.
- Condition assessment should note any physical damage to the housing structure.
- Connector integrity checks ensure reliable signal transmission during operational testing phases.
Product Image Gallery

Inquiry Preparation
- Verify required input signal types before initiating the sourcing request process. Keep dimensions 10.6 x 8.9 x 5.7 cm and net weight 0.187 Kg unchanged while comparing project documents and product image evidence.
- Confirm channel quantity needs match the eight-input capacity of this module.
- Check resolution requirements against the twelve-bit or thirteen-bit ADC specifications.
- Review mounting constraints to ensure application context with existing rack or rail setups.
Category Context
This module resides within the Automation technology sector for industrial control systems.
It is further classified under Analog modules for specialized signal processing tasks.
Specific sub-category listing identifies it as an SM 1231 analog input unit.
Review Notes
- Source parameter review confirms alignment with stated technical specifications provided.
- Project document review ensures all engineering requirements are met by this model.
- Submitted model verification matches the exact part number for inquiry preparation accuracy.
- Final assessment validates the component suitability for specified industrial automation applications.



