{"product_id":"plc-siemens-6es7331-7kb02-0ab0-6es7-331-7kb02-0ab0-s7-300-analog-input-sm-331","title":"PLC | Siemens | 6ES7331-7KB02-0AB0 6ES7 331-7KB02-0AB0 S7-300 Analog input SM 331","description":"\u003ch2\u003eProduct Description: Siemens 6ES7331-7KB02-0AB0\u003c\/h2\u003e\r\n\u003cp\u003eThe Siemens 6ES7331-7KB02-0AB0 is an analog input module from the SIMATIC S7-300 series, designed to provide eight differential analog input channels with a resolution of 12 bits. It supports voltage and current signal types, making it ideal for integrating sensors and process signals into S7-300 automation systems. This module is especially suited for precision measurement tasks in industrial applications such as manufacturing, processing, and infrastructure control.\u003c\/p\u003e\r\n\u003ch2\u003eKey Features\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eChannels\u003c\/strong\u003e: 8 differential analog inputs\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eInput Signal Types\u003c\/strong\u003e: Voltage (±10 V) and Current (0\/4–20 mA)\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eResolution\u003c\/strong\u003e: 12 bits\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Functions\u003c\/strong\u003e: Channel diagnostics, wire break detection\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eConfiguration\u003c\/strong\u003e: Via STEP 7 or TIA Portal\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: DIN rail mounting in S7-300 rack\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eSystem Series\u003c\/strong\u003e: SIMATIC S7-300\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eModule Type\u003c\/strong\u003e: Analog Input Module (AI 331)\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e: 8\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e: ±10 V\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eInput Current Range\u003c\/strong\u003e: 0 to 20 mA \/ 4 to 20 mA\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eResolution\u003c\/strong\u003e: 12 bits\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eInput Type\u003c\/strong\u003e: Differential\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Features\u003c\/strong\u003e: Yes (including wire break detection)\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003ePower Supply\u003c\/strong\u003e: Via backplane bus\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D)\u003c\/strong\u003e: 40 mm × 125 mm × 120 mm\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e: 0 °C to +60 °C\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eProtection Class\u003c\/strong\u003e: IP20\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eCertifications\u003c\/strong\u003e: CE, cULus, FM\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eApplication Areas\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eAcquisition of analog sensor signals in process and factory automation\u003c\/li\u003e\r\n\u003cli\u003eMonitoring of physical parameters such as temperature, pressure, flow\u003c\/li\u003e\r\n\u003cli\u003eIntegration into SIMATIC S7-300 PLC systems for industrial control\u003c\/li\u003e\r\n\u003cli\u003eApplications requiring multiple high-resolution analog inputs\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eAdvantages\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eHigh channel density for space-saving design\u003c\/li\u003e\r\n\u003cli\u003eSupports both voltage and current input types for flexibility\u003c\/li\u003e\r\n\u003cli\u003eReliable diagnostics improve system uptime\u003c\/li\u003e\r\n\u003cli\u003eSeamless integration with Siemens STEP 7 and TIA engineering tools\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"Rabwellplc","offers":[{"title":"Default Title","offer_id":47070886101216,"sku":"07*6ES7331-7KB02-0AB0","price":136.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/1947\/9776\/files\/10_20acad83-3b24-4218-b763-293d7ad54bc3.jpg?v=1740649965","url":"https:\/\/rabwellplc.com\/products\/plc-siemens-6es7331-7kb02-0ab0-6es7-331-7kb02-0ab0-s7-300-analog-input-sm-331","provider":"Rabwellplc","version":"1.0","type":"link"}