Siemens 6ES7231-4HF32-0XB0 Analog Input Module

The Siemens 6ES7-231-4HF32-0XB0 SM 1231 analog input module provides 8 high-resolution AI channels, configurable for voltage or current signals. Designed for flexible use in industrial control systems, it’s perfect for interfacing with sensors, transmitters, and process instruments.

Technical Specifications

Model: 6ES7231-4HF32-0XB0 Siemens
Series: SIMATIC S7-1200
Module Type: SM 1231 Analog Input Module
Analog Inputs: 8 AI
Input Signal Types:

• ±10 V
• ±5 V
• ±2.5 V
• 0–20 mA
• 4–20 mA
  Resolution: 12 Bit + Sign or 13 Bit ADC
  Mounting Type: DIN Rail (via S7-1200 base rail)
  System Compatibility: For S7-1200 CPUs

Function & Application

• Purpose: Expansion analog input module for S7-1200 systems
• Typical Applications:
  • Industrial analog signal acquisition
  • Sensor voltage/current processing
  • Machine and process automation

Performance & Features

• Precision Acquisition: 13-bit ADC for high-resolution measurement
• Flexible Input Modes: Supports both voltage and current sensors
• Easy Integration: Configured using TIA Portal
• Compact Design: Space-saving 8-channel analog input in a slim format
• Scalable System: Stackable with other S7-1200 modules

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• [6ES7212-1HE40-0XB0 – CPU 1212C DC/DC/Relay (100 KB)]

Delivery & Compliance

• Packaging Dimensions: 8.90 × 10.60 × 5.70 cm
• Packaging Quantity: 1 Piece
• Country of Origin: Germany

Product Compliance & Classification

• RoHS Compliance: Since 15.03.2013
• WEEE Take-Back Obligation: Yes
• SCIP Number: 02a28093-3da6-45f3-95e2-341db910b822
• Commodity Code: 85389091
• Catalog ID: ST72
• Product Group: 4508
• Group Code: R132
• Product Class: A – Stock item, returnable
• EAN: 6940408102040
• UPC: 887621209841

Key Features & Benefits:

✅ 8 Analog Inputs – Support ±10 V, ±5 V, ±2.5 V, 0–20 mA, and 4–20 mA.

✅ High Resolution (12 Bit + Sign) – Accurate signal capture.

✅ Compact S7-1200 Format – Seamlessly integrates with existing installations.

✅ Simple Configuration – Use with TIA Portal.

✅ Wide Industrial Use – Ideal for analog sensor interfacing.

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Need help selecting the right S7-1200 analog modules or setting up TIA Portal configurations? Reach out to our automation experts.

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