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Siemens 6ES7231-4HD32-0XB0 SIMATIC S7-1200, SM 1231, Analog Input Module, 4 AI, 12-bit
Siemens 6ES7231-4HD32-0XB0 SIMATIC S7-1200, SM 1231, Analog Input Module, 4 AI, 12-bit
Siemens 6ES7231-4HD32-0XB0 SIMATIC S7-1200, SM 1231, Analog Input Module, 4 AI, 12-bit
Siemens 6ES7231-4HD32-0XB0 SIMATIC S7-1200, SM 1231, Analog Input Module, 4 AI, 12-bit
Siemens 6ES7231-4HD32-0XB0 SIMATIC S7-1200, SM 1231, Analog Input Module, 4 AI, 12-bit
Siemens 6ES7231-4HD32-0XB0 SIMATIC S7-1200, SM 1231, Analog Input Module, 4 AI, 12-bit

SIEMENS

Siemens 6ES7231-4HD32-0XB0 SIMATIC S7-1200, SM 1231, Analog Input Module, 4 AI, 12-bit Original Brand New

Model / SKU6ES7231-4HD32-0XB0

SIMATIC S7-1200 SM 1231 analog input module with 4 AI channels, supporting ±10 V, ±5 V, ±2.5 V, and 0–20 mA/4–20 mA signals, featuring 12-bit + sign (13-bit ADC) precision.

Original price was: $484.14.Current price is: $230.81.
In stockShips in 1–3 business days
  • ConditionOriginal Brand New
  • Warranty12 months
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Description

Overview

The Siemens 6ES7231-4HD32-0XB0 SM 1231 analog input module is built for precision analog signal processing within the SIMATIC S7-1200 automation platform. Equipped with 4 analog input channels, it supports a comprehensive selection of voltage and current ranges, making it suitable for universal industrial measurement tasks.

With its 13-bit resolution, the module captures highly accurate and stable analog readings. It is engineered for long-term reliability, ensuring continuous and accurate monitoring in diverse automation environments.

Whether used for process instrumentation, machine control, or data logging, the 6ES7231-4HD32-0XB0 delivers exceptional performance and easy integration within Siemens PLC ecosystems.

Benefit

High Measurement Accuracy

12-bit + sign (13-bit ADC) ensures precise signal resolution for demanding applications.

Wide Input Flexibility

Accepts multiple analog signal formats:

  • ±10 V

  • ±5 V

  • ±2.5 V

  • 0–20 mA

  • 4–20 mA

Seamless Integration

Optimized for Siemens SIMATIC S7-1200 PLCs, ensuring plug-and-play installation and configuration.

Enhanced Process Reliability

Stable and noise-resistant input design ensures robust measurement in harsh industrial environments.

Compact & Modular

Supports modular expansion without compromising control cabinet space.

Function

  • Acquisition and conversion of analog voltage and current signals

  • High-speed, high-precision measurement for control and monitoring systems

  • Smooth integration into TIA Portal for configuration and diagnostics

  • Supports industrial automation applications including:

    • Motion control

    • Process monitoring

    • Temperature and pressure measurement

    • Factory automation and OEM machinery

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Specifications

SKU / Model6ES7231-4HD32-0XB0
BrandSIEMENS
Product type designationSM 1231, AI 4x13 bit
Rated value (DC)24 V
Current consumption, typ.45 mA
from backplane bus 5 V DC, typ.80 mA
Power loss, typ.1.5 W
Number of analog inputs4; Current or voltage differential inputs
permissible input voltage for voltage input (destruction limit), max.35 V
permissible input current for current input (destruction limit), max.40 mA
Cycle time (all channels) max.625 µs
● VoltageYes; ±10V, ±5V, ±2.5V
● CurrentYes; 4 to 20 mA, 0 to 20 mA
● ThermocoupleNo
● Resistance thermometerNo
● ResistanceNo
● -10 V to +10 VYes
— Input resistance (-10 V to +10 V)≥9 MOhm
● -2.5 V to +2.5 VYes
— Input resistance (-2.5 V to +2.5 V)≥9 MOhm
● -5 V to +5 VYes
— Input resistance (-5 V to +5 V)≥9 MOhm
● 0 to 20 mAYes
— Input resistance (0 to 20 mA)280 Ω
● 4 mA to 20 mAYes
— Input resistance (4 mA to 20 mA)280 Ω
● Resolution with overrange (bit including sign), max.12 bit; + sign
● Integration time, parameterizableYes
● Interference voltage suppression for interference frequency f1 in Hz40 dB, DC to 60 V for interference frequency 50 / 60 Hz
● parameterizableYes
● Step: NoneYes
● Step: lowYes
● Step: MediumYes
● Step: HighYes
Temperature error (relative to input range), (+/-)25 °C ±0.1%, to 55 °C ±0.2% total measurement range
● Voltage, relative to input range, (+/-)0.1 %
● Current, relative to input range, (+/-)0.1 %
● Common mode voltage, max.12 V
AlarmsYes
Diagnostics functionYes
● Diagnostic alarmYes
● Monitoring the supply voltageYes
● Wire-breakYes
● for status of the inputsYes
● for maintenanceYes
IP degree of protectionIP20
CE markYes
CSA approvalYes
UL approvalYes
cULusYes
FM approvalYes
RCM (formerly C-TICK)Yes
KC approvalYes
Marine approvalYes
● Fall height, max.0.3 m; five times, in product package
● horizontal installation, min.-20 °C
● horizontal installation, max.60 °C
● vertical installation, min.-20 °C
● vertical installation, max.50 °C
● min.-40 °C
● max.70 °C
● Operation, min.795 hPa
● Operation, max.1 080 hPa
● Storage/transport, min.660 hPa
● Storage/transport, max.1 080 hPa
● Operation at 25 ℃ without condensation, max.95 %
● SO2 at RH < 60% without condensationS02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free
required front connectorYes
Enclosure material (front)-
● PlasticYes
Width45 mm
Height100 mm
Depth75 mm
Weight, approx.180 g
last modified:2/26/2021
Product ConditionBrand New, New - Backlog, New - No Original Box, New - Original Box Opened, Used - Average, Used - Below Average, Used - Excellent, Used - Fairly Good, Used - Good, Used - Poor, Used - Very Good
Weight0.172 kg
Dimensions8.90 × 10.80 × 5.80 mm

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