{"product_id":"6es7431-1kf10-0ab0-siemens-sm-431-8-ai-14-bit-isolated","title":"6ES7431-1KF10-0AB0 Siemens SM 431 8 AI 14 Bit Isolated","description":"\u003ch2 style=\"color: #2c3e50; border-bottom: none; padding-bottom: 6px;\"\u003eSiemens \u003cspan style=\"color: #2980b9; font-weight: bold;\"\u003e6ES7431-1KF10-0AB0\u003c\/span\u003e SIMATIC S7-400 Analog Input Module\u003c\/h2\u003e\n\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eSiemens \u003cspan style=\"color: #2980b9; font-weight: bold;\"\u003e6ES7431-1KF10-0AB0\u003c\/span\u003e is a SIMATIC S7-400 analog input module SM 431 with 8 isolated analog inputs. Features 14 bit resolution (16 bit with activated filtering). Supports voltage, current, resistor, thermocouple, and Pt100\/Pt1000\/Ni100\/Ni1000 input ranges. Isolated between channels and backplane bus for reliable signal acquisition.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background: #f8fafc;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #2c3e50; color: white;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ccc;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ccc;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e6ES7431-1KF10-0AB0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eSIMATIC S7-400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eAnalog Input SM 431\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eAnalog Inputs\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e8 isolated (4 for resistance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eResolution\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e14 bit (16 bit with filtering)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eLoad Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eInput Current from L+\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e200 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eBackplane Current\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e600 mA max at 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003ePower Loss\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e3.5 W typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eVoltage Ranges\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e±80mV to ±10V, 1 to 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eCurrent Ranges\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e0 to 20mA, 4 to 20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eThermocouple Types\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eB, E, J, K, L, N, R, S, T, U\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eRTD Types\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003ePt100, Pt200, Pt500, Pt1000, Pt10000, Ni100, Ni1000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eResistor Ranges\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e0 to 48, 150, 300, 600, 6000 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eConversion Time\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e20.1 \/ 23.5 ms basic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eModule Execution Time\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e161 \/ 188 ms (all channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eShielded Cable Length\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e200m max (50m for TC and ≤80mV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eIsolation\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e2120V DC bus to L+\/M and analog section\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eDimensions W x H x D\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e25 x 290 x 210 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ccc;\"\u003e500 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eInstall module in SIMATIC S7-400 rack. Connect 24V DC load voltage for 2 wire transmitters. Wire analog signals to front connector. Use shielded cable maximum 200m (50m for thermocouples and ≤80mV ranges). Verify potential separation between channels and backplane bus. Configure input range and filtering per application.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e8 isolated analog inputs with 14 bit resolution. Supports voltage, current, thermocouple, RTD, and resistor inputs. Parameterizable temperature compensation with external Pt100. Characteristic linearization for thermocouples and RTDs. Integration time parameterizable for 50\/60Hz interference suppression. Potential separation between channels and backplane bus. Compact 25mm width design.\u003c\/p\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1:\u003c\/strong\u003e How many analog inputs does this module have?\u003cbr\u003e\n\u003cstrong\u003eA1:\u003c\/strong\u003e 8 analog inputs for voltage\/current measurement, 4 for resistance measurement. Resolution 14 bit (16 bit with filtering activated).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2:\u003c\/strong\u003e What input types are supported?\u003cbr\u003e\n\u003cstrong\u003eA2:\u003c\/strong\u003e Voltage (±80mV to ±10V, 1 to 5V), current (0 to 20mA, 4 to 20mA), thermocouple (B, E, J, K, L, N, R, S, T, U), RTD (Pt100, Pt1000, Ni100, Ni1000), and resistors (0 to 48, 150, 300, 600, 6000 Ohm).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3:\u003c\/strong\u003e What is the maximum cable length?\u003cbr\u003e\n\u003cstrong\u003eA3:\u003c\/strong\u003e 200m for shielded cable. 50m for thermocouples and input ranges ≤80mV. Use shielded cable for all analog signal wiring.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":67854833975428,"sku":"6ES7431-1KF10-0AB0","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/6ES7431-1KF10-0AB0.jpg?v=1793625876","url":"https:\/\/www.etowonauto.com\/nb\/products\/6es7431-1kf10-0ab0-siemens-sm-431-8-ai-14-bit-isolated","provider":"Etowon Auto","version":"1.0","type":"link"}