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Siemens SIMATIC S7-1200 SM 1231 Analog Input Module: 8 AI, +/-10V

Name: Siemens 6ES7231-4HF30-0XB0
Brand: Siemens
SKU: 6ES7231-4HF30-0XB0
Availability: InStock

Siemens SIMATIC S7-1200 SM 1231: 8-channel analog input module.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part number6ES7231-4HF30-0XB0

Channels 8 Analog Inputs

Input Signal +/-10V, +/-5V, +/-2.5V, 0-20mA

Resolution 12 bit + sign (13-bit ADC)

Voltage Input +/-10 V, +/-5 V, +/-2.5 V

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8 high-resolution analog inputs Supports voltage and current signals 12-bit ADC resolution Seamless integration with S7-1200 TIA Portal compatible Flexible input configurations

Product description

The Siemens SIMATIC S7-1200 SM 1231 Analog Input Module (6ES7231-4HF30-0XB0) provides high-resolution analog signal acquisition for the S7-1200 PLC. It features 8 analog input channels, supporting a wide range of voltage and current signals including +/-10 V, +/-5 V, +/-2.5 V, and 0-20 mA. The module offers a 12-bit plus sign resolution (13-bit ADC) for precise measurement of process variables.

This module is essential for applications requiring accurate monitoring of analog signals such as temperature, pressure, flow, and level in various industrial sectors including process automation, manufacturing, and building control. Its integration with the S7-1200 platform allows for seamless configuration and data handling within the TIA Portal environment.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, has the Siemens 6ES7231-4HF30-0XB0 available. Improve your process monitoring capabilities by sourcing this essential analog input module from us, ensuring reliability and value.

Technical specifications

Channels	8 Analog Inputs
Input Signal	+/-10V, +/-5V, +/-2.5V, 0-20mA
Resolution	12 bit + sign (13-bit ADC)
Voltage Input	+/-10 V, +/-5 V, +/-2.5 V
Current Input	0-20 mA
Series	SIMATIC S7-1200

Common applications

Process control

Temperature monitoring

Pressure sensing

Flow measurement

Level detection

Industrial automation

Data acquisition

Compatible systems

SIMATIC S7-1200 PLCs (e.g., CPU 1214C, CPU 1215C) TIA Portal engineering software

Also known as

SM 1231 AI Module Siemens S7-1200 Analog Input 6ES72314HF300XB0

Replaces / compatible with

Designed as an expansion module for the Siemens SIMATIC S7-1200 PLC family, enhancing its analog input capabilities.

Technical note

Expert tip

Ensure proper shielding and grounding of input signals to maintain accuracy and prevent noise interference, especially with voltage inputs.

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Frequently asked questions

What input signal types does the Siemens SIMATIC S7-1200 SM 1231 (6ES7231-4HF30-0XB0) support?

The Siemens 6ES7231-4HF30-0XB0 analog input module supports +/-10 V, +/-5 V, +/-2.5 V voltage inputs, and 0-20 mA current inputs, all with a 12-bit plus sign resolution.