Siemens SIMATIC S7-400 6ES7431-1KF20-0AB0 Analog Input Module

Overview

The Siemens SIMATIC S7-400 6ES7431-1KF20-0AB0 is a high-performance analog input module from Siemens’ SIMATIC S7-400 series. It provides reliable signal acquisition for industrial automation applications. With isolated channels and high resolution, it ensures precise measurement and excellent interference protection.

Key Features

This module features 8 isolated analog inputs with 14-bit resolution, suitable for voltage or current signals. It delivers fast processing with a cycle time of just 0.416 ms. Designed for demanding environments, it supports consistent and accurate signal conversion.

Benefits

• Ideal for process and factory automation
• High accuracy and noise immunity
• Flexible input signal types (voltage/current)
• Quick integration into S7-400 systems

Technical Specifications

• Module Type: SM 431 Analog Input
• Inputs: 8 AI (Isolated)
• Resolution: 14 bit
• Signal Type: Voltage/Current with external resistor
• Cycle Time: 0.416 ms
• Net Weight: 0.813 kg
• Dimensions (L x W x H): 23.10 x 29.60 x 3.80 cm
• Packaging Unit: 1 Piece
• Country of Origin: Germany
• RoHS Compliance: Since 01.03.2008
• WEEE Take-Back: Yes
• REACH Information: Contains lead (CAS 7439-92-1) > 0.1%

Lifecycle & Availability

• Product Lifecycle: Active
• Phase-out Date: 01.10.2025
• Lead Time: Typically 1 working day

Compliance & Classification

• Export Control: AL : N / ECCN : 9N9999
• eClass Code: 27-24-22-01
• ETIM Class: EC001420
• UNSPSC: 32151705
• SCIP Number: 00bad419-6d4b-4354-8f3c-4c4354e5e218