{"product_id":"6es7431-1kf00-0ab0-siemens-s7-400-sm-431-analog-input","title":"6ES7431-1KF00-0AB0 | Siemens S7-400 SM 431 Analog Input","description":"\u003ch2\u003e6ES7431-1KF00-0AB0 Siemens SIMATIC S7-400 SM 431 Isolated Analog Input Module – 8 AI\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong style=\"color:#0066cc;\"\u003eSiemens 6ES7431-1KF00-0AB0\u003c\/strong\u003e is an isolated analog input module from the SIMATIC S7-400 series. Provides 8 isolated analog input channels with 13-bit resolution and resistance measurement capability. Weight is approximately 500 g.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ctable width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eSiemens\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e6ES7431-1KF00-0AB0\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eAnalog Input Module SM 431\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eSIMATIC S7-400\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eNumber of Analog Inputs\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e8 (4 for Resistance Measurement)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e13 Bit Including Sign\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eIsolated (Internal\/External)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e25 x 290 x 210 mm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eApprox. 500 g\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInput Ranges and Resistance\u003c\/h3\u003e\n\u003ctable width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eVoltage Range 1-5V\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eInput Resistance 200 kΩ\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eVoltage Range -1 to +1V\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eInput Resistance 200 kΩ\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eVoltage Range -10 to +10V\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eInput Resistance 200 kΩ\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eCurrent Range -20 to +20 mA\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eInput Resistance 80 Ω\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eCurrent Range 4-20 mA\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eInput Resistance 80 Ω\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eResistance Range 0-600 Ω\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eUsable Up to 500 Ω\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eSupply and Conversion Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eLoad Voltage L+\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eNot Necessary\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput Current from Backplane (5V DC)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e350 mA Max\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Loss (Typical)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e1.8 W\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eBasic Conversion Time\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e23 \/ 25 ms\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eIntegration Time\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e16.7 \/ 20 ms\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eInterference Frequency Suppression\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e50 \/ 60 Hz\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eModule Basic Execution Time\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e200 ms (184\/200 ms)\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAccuracy Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eTemperature Error\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e±0.02%\/K (Impedance), ±0.007% (Other Ranges)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperational Error (Voltage)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e±1% (±1.0% at ±1V, ±0.6% at ±10V, ±0.7% at 1-5V)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperational Error (Current)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e±1%\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperational Error (Resistance)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e±1.25% (0-500 Ω, 4-Conductor)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eBasic Error at 25°C (Voltage)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e±0.7% (0.7% at ±1V, 0.4% at ±10V, 0.5% at 1-5V)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eBasic Error at 25°C (Current)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e±0.7%\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eBasic Error at 25°C (Resistance)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e±0.8% (0-500 Ω, 4-Conductor)\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eProtection and Isolation\u003c\/h3\u003e\n\u003ctable width=\"100%\" border=\"0\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput Voltage Destruction Limit\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e50V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput Current Destruction Limit\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e50 mA (40 mA Continuous)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eConstant Measurement Current\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e1.67 mA Typical (Resistance Transmitter)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003ePotential Separation\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003eAnalog Inputs (Internal\/External), Channels to Backplane Bus\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eIsolation (Bus to Analog)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e2120V DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eIsolation (Bus to Ground)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e500V DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eIsolation (Analog to Ground)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e2120V DC\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e\u003cstrong\u003eCable Length (Shielded)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"border:1px solid #ddd;\"\u003e200 m Max\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e8 isolated analog input channels\u003c\/li\u003e\n  \u003cli\u003e13-bit resolution including sign\u003c\/li\u003e\n  \u003cli\u003eVoltage ranges: 1-5V, ±1V, ±10V\u003c\/li\u003e\n  \u003cli\u003eCurrent ranges: ±20 mA, 4-20 mA\u003c\/li\u003e\n  \u003cli\u003eResistance measurement: 0-600 Ω (usable up to 500 Ω)\u003c\/li\u003e\n  \u003cli\u003eFast 23 ms basic conversion time\u003c\/li\u003e\n  \u003cli\u003e2-wire, 3-wire, and 4-wire resistance measurement support\u003c\/li\u003e\n  \u003cli\u003eCompact 25 mm width design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSIMATIC S7-400 control systems\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation\u003c\/li\u003e\n  \u003cli\u003eProcess control\u003c\/li\u003e\n  \u003cli\u003eResistance and temperature monitoring\u003c\/li\u003e\n  \u003cli\u003eAnalog signal acquisition\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: How many analog inputs does the 6ES7431-1KF00-0AB0 provide?\u003c\/strong\u003e\u003cbr\u003e\nA1: 8 isolated analog input channels with 13-bit resolution, including 4 channels for resistance measurement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: What input ranges are supported?\u003c\/strong\u003e\u003cbr\u003e\nA2: Voltage 1-5V, ±1V, ±10V; current ±20 mA, 4-20 mA; resistance 0-600 Ω (usable up to 500 Ω).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: What is the weight and conversion time?\u003c\/strong\u003e\u003cbr\u003e\nA3: Approximately 500 g with basic conversion time of 23\/25 ms.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":67854832140420,"sku":"6ES7431-1KF00-0AB0","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/6ES7431-1KF00-0AB0.jpg?v=1793543963","url":"https:\/\/www.etowonauto.com\/tk\/products\/6es7431-1kf00-0ab0-siemens-s7-400-sm-431-analog-input","provider":"Etowon Auto","version":"1.0","type":"link"}