{"product_id":"siemens-6es5-431-7la11-simatic-s5-digital-input-module","title":"Siemens 6ES5431-7LA11 SIMATIC S5 Digital Input Module","description":"\u003cp\u003eThe Siemens 6ES5431-7LA11 is a dedicated digital input module designed for the SIMATIC S5-115 series programmable logic controller systems. This module provides 16 isolated digital inputs, specifically engineered to interface with 24-48V AC signal levels. As a legacy component, it remains a critical spare part for maintaining and supporting existing S5 control installations.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16-channel digital input capacity.\u003c\/li\u003e\n\u003cli\u003eDesigned for 24-48V AC input voltage range.\u003c\/li\u003e\n\u003cli\u003eFully isolated input channels to protect against electrical noise and ground loops.\u003c\/li\u003e\n\u003cli\u003eCompatible with Siemens S5-115 automation hardware.\u003c\/li\u003e\n\u003cli\u003eRobust construction suitable for industrial control environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis input module is primarily utilized in industrial automation environments where the SIMATIC S5-115 platform is still in operation. It is commonly applied in manufacturing, process control, and legacy machinery monitoring where reliable AC signal acquisition is required.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\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\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\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\u003eProduct Status\u003c\/td\u003e\n\u003ctd\u003eDiscontinued by Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC power supply is disconnected before installing or removing the module from the rack.\u003c\/li\u003e\n\u003cli\u003eVerify that the input signal voltage matches the 24-48V AC specification to prevent module damage.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the module chassis to the rack backplane to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eRoute signal wiring away from high-voltage power lines and sources of electromagnetic interference (EMI) to prevent crosstalk.\u003c\/li\u003e\n\u003cli\u003eHandle with care to prevent electrostatic discharge (ESD) damage to the internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs the 6ES5431-7LA11 still in production?\u003c\/strong\u003e\u003cbr\u003eNo, this module has been discontinued by Siemens. We provide these units as refurbished or surplus stock to support legacy systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the primary function of this module?\u003c\/strong\u003e\u003cbr\u003eThis module acts as an interface between field devices (such as AC sensors or switches) and the S5-115 PLC, converting 24-48V AC signals into logic levels for the controller.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48821681750206,"sku":"6ES5431-7LA11","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_8630f2c2-10a7-4e62-94d8-3164ca2f9302.jpg?v=1788243789","url":"https:\/\/www.autooiltech.com\/products\/siemens-6es5-431-7la11-simatic-s5-digital-input-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}