6ES7231-4HF32-0XB0 | Siemens | Analog Cur/Volt Input

Description

The Siemens 6ES7231-4HF32-0XB0 SIMATIC S7-1200 SM 1231 Analog Current/Voltage Input Module, designated by part number 6ES7 231-4HF32-0XB0, is a component of the SIMATIC S7-1200 series designed for industrial automation applications. It features eight analog inputs capable of accepting voltage inputs ranging from +/-10V, +/-5V, +/-2.5V, or current inputs in the range of 0-20mA/4-20mA.

Equipped with a 12-bit resolution and an additional sign bit, the module offers precise analog signal conversion through its 13-bit analog-to-digital converter (ADC). This enables accurate data acquisition and processing, essential for various control and monitoring tasks in industrial settings.

Technical Specifications

Information About 6ES7231-4HF32-0XB0

The Siemens 6ES7231-4HF32-0XB0 is an analogue input module designed for integration within the SIMATIC S7-1200 PLC system. Specifically, it falls under the SM1231 series, providing eight analogue input channels to facilitate the acquisition of current and voltage signals. The module supports a versatile range of input signal configurations, accommodating signals within the ranges of +/-10V, +/-5V, +/-2.5V, or 0-20mA/4-20mA.

Each of the eight analogue inputs is equipped with a 12-bit resolution along with an additional sign bit, resulting in a total effective resolution of 13 bits when processed by the integrated analog-to-digital converter (ADC). This high-resolution capability ensures accurate and precise conversion of analogue signals into digital data, contributing to the overall reliability and performance of the system.

The module operates with a supply voltage of 24 V DC, falling within a permissible range of 20.4 V to 28.8 V DC. It incorporates short-circuit protection mechanisms to safeguard against potential issues in the circuit. The dimensions of the module are specified at 45 x 100 x 75 mm, and it is designed for DIN-rail mounting with a standard 35 mm profile. Connection to external devices or systems is facilitated through screw terminals, providing a secure and reliable interface.

In terms of environmental considerations, the module is suitable for operation in a temperature range from -20°C to 60°C. It carries an IP20 protection rating, indicating protection against solid objects but lacking specific protection against water ingress.

Additionally, the Siemens 6ES7231-4HF32-0XB0 features alarm inputs, enhancing its functionality by allowing the system to respond to predefined conditions or events. This capability contributes to the overall versatility of the module and its applicability in various industrial automation and control scenarios.

Manufacturer information

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