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Siemens SIPLUS S7-1200 SM 1231 4AI Analog Input Module

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ManufacturerSiemens

Part number6AG1231-4HD32-4XB0

Type Analog Input Module

Channels 4 AI

Resolution 13-bit (12-bit + sign bit)

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

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4 analog inputs Conformal coating for harsh environments Wide operating temperature range High-resolution analog conversion SIPLUS quality S7-1200 compatibility

Product description

The Siemens SIPLUS S7-1200 SM 1231, part number 6AG1231-4HD32-4XB0, is an analog input signal module designed for the S7-1200 PLC system. Based on the 6ES7231-4HD32-0XB0, this SIPLUS version features conformal coating for enhanced resistance to environmental factors and operates in a temperature range of -20 to +60 °C. It provides 4 analog inputs, supporting voltage ranges of +/-10 V, +/-5 V, +/-2.5 V, or current inputs of 0-20 mA, with 12-bit + sign bit (13-bit ADC) resolution.

This module is crucial for applications requiring precise measurement of analog signals in harsh or environmentally challenging conditions. It is used in industries like chemical processing, water treatment, oil and gas, and outdoor automation where standard components might fail.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens SIPLUS SM 1231 module. We provide access to specialized, ruggedized components that ensure your automation systems perform reliably in tough environments. Choose Stanlo Automation for your surplus Siemens SIPLUS components.

Technical specifications

Type	Analog Input Module
Channels	4 AI
Resolution	13-bit (12-bit + sign bit)
Input Signals	+/-10V, +/-5V, +/-2.5V, 0-20mA
Temperature Range	-20 to +60 °C
Coating	Conformal
Base Part	6ES7231-4HD32-0XB0
Series	SIPLUS S7-1200

Common applications

Chemical processing

Water/wastewater treatment

Oil and gas industry

Outdoor automation

Harsh environment controls

Compatible systems

Siemens SIMATIC S7-1200 PLC series

Also known as

Siemens SIPLUS AI module S7-1200 analog input 6AG1231-4HD32 module

Replaces / compatible with

This SIPLUS module is an environmentally hardened version of the standard Siemens 6ES7231-4HD32-0XB0. It is a direct replacement for identical SIPLUS part numbers and offers enhanced protection over the standard module.

Technical note

Expert tip

The conformal coating on this SIPLUS module necessitates specific handling procedures during installation and maintenance to avoid damage to the coating and ensure its protective properties are maintained.

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Frequently asked questions

What environmental protection does the Siemens SIPLUS 6AG1231-4HD32-4XB0 offer?

The Siemens SIPLUS 6AG1231-4HD32-4XB0 features conformal coating, which protects the module's electronics from moisture, dust, and corrosive substances. This, combined with its wide operating temperature range of -20 to +60 °C, makes it suitable for challenging industrial environments.