{"product_id":"siemens-6es5-431-7la11-simatic-s5-digital-input-module","title":"Siemens 6ES5431-7LA11 Digital Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5431-7LA11 is a digital input module designed for the SIMATIC S5-115 series programmable logic controller (PLC) systems. This module provides 16 isolated digital input channels, specifically engineered to interface with 24-48V AC signal levels. As a legacy component, it is frequently utilized in established industrial automation environments where reliable signal acquisition from field devices is required.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 isolated digital input channels\u003c\/li\u003e\n\u003cli\u003eCompatible with 24-48V AC input voltage ranges\u003c\/li\u003e\n\u003cli\u003eDesigned for integration with the SIMATIC S5-115 PLC platform\u003c\/li\u003e\n\u003cli\u003eRobust construction suitable for industrial control cabinet environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis module is intended for use in industrial control systems requiring the monitoring of AC-based digital signals. Typical applications include status monitoring of limit switches, pushbuttons, and auxiliary contacts in manufacturing, process control, and power distribution systems where the S5-115 architecture is deployed.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e6ES5431-7LA11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24-48V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eIsolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8538903000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC rack power is disconnected before installing or removing the module to prevent electrical damage or short circuits.\u003c\/li\u003e\n\u003cli\u003eVerify that the input voltage levels match the 24-48V AC specification of the module before wiring.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the S5-115 chassis to maintain signal integrity and safety.\u003c\/li\u003e\n\u003cli\u003eRoute signal wiring away from high-voltage power cables to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eHandle the module using standard ESD (Electrostatic Discharge) precautions to protect sensitive internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this module still in production?\u003c\/h3\u003e\u003cp\u003eNo, the 6ES5431-7LA11 has been discontinued by the manufacturer. We provide these units as refurbished or surplus stock to support legacy maintenance requirements.\u003c\/p\u003e\u003ch3\u003eWhat voltage range does this module support?\u003c\/h3\u003e\u003cp\u003eThis specific model is designed for 24-48V AC input signals.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":50730085548284,"sku":"6ES5431-7LA11","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_5f364093-c223-43ef-9e9e-0f697af6f0d4.jpg?v=1785207101","url":"https:\/\/www.electronicplc.com\/es\/products\/siemens-6es5-431-7la11-simatic-s5-digital-input-module","provider":"Electronic PLC","version":"1.0","type":"link"}