{"product_id":"siemens-simatic-s7-300-6es7392-1aj00-0aa0-front-connector","title":"Siemens 6ES7392-1AJ00-0AA0 SIMATIC S7-300 20-Pin Front Connector","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES7392-1AJ00-0AA0 is a 20-pole front connector designed for the SIMATIC S7-300 PLC platform. It serves as the primary physical interface between field wiring and S7-300 signal modules, including digital input, digital output, analog input, and analog output modules. This connector features screw-type terminals, facilitating secure and reliable electrical connections for industrial automation environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e20-pole configuration for high-density I\/O termination\u003c\/li\u003e\n\u003cli\u003eScrew-terminal design for robust, vibration-resistant connections\u003c\/li\u003e\n\u003cli\u003eSupports conductor cross-sections from 0.25 mm² to 1.5 mm²\u003c\/li\u003e\n\u003cli\u003eIntegrated mechanical coding to prevent incorrect module insertion\u003c\/li\u003e\n\u003cli\u003eFront-access wiring allows for rapid module replacement without disconnecting individual field wires\u003c\/li\u003e\n\u003cli\u003eIntegrated strain relief for organized cable management\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturing automation and assembly lines\u003c\/li\u003e\n\u003cli\u003eProcess control in water and wastewater treatment\u003c\/li\u003e\n\u003cli\u003eHVAC and building management systems\u003c\/li\u003e\n\u003cli\u003eChemical dosing and food\/beverage processing equipment\u003c\/li\u003e\n\u003cli\u003eGeneral machine control and material handling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e6ES7392-1AJ00-0AA0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Method\u003c\/td\u003e\n\u003ctd\u003eScrew Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Poles\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductor Cross-Section\u003c\/td\u003e\n\u003ctd\u003e0.25 mm² to 1.5 mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTightening Torque\u003c\/td\u003e\n\u003ctd\u003e0.4 to 0.7 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStripped Conductor Length\u003c\/td\u003e\n\u003ctd\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 degC to +60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the PLC system is powered down before inserting or removing the front connector from any module.\u003c\/li\u003e\n\u003cli\u003eStrip wires to exactly 6 mm to ensure proper seating within the terminal block.\u003c\/li\u003e\n\u003cli\u003eUse a conical screwdriver with a 3 to 3.5 mm blade width for terminal screw adjustment.\u003c\/li\u003e\n\u003cli\u003eTighten screws to the specified 0.4 to 0.7 Nm torque range; do not overtighten to avoid damaging plastic threads.\u003c\/li\u003e\n\u003cli\u003eUtilize the integrated plastic strap for strain relief to prevent mechanical stress on the terminal connections.\u003c\/li\u003e\n\u003cli\u003eVerify the mechanical coding elements are correctly aligned before plugging the connector into the module.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eDoes this connector have a coding mechanism to prevent inserting it into the wrong module?\u003c\/h3\u003e\u003cp\u003eYes, it includes mechanical coding elements that physically prevent the connector from being plugged into an incompatible module type, ensuring safety during maintenance.\u003c\/p\u003e\u003ch3\u003eCan I replace a faulty S7-300 module without rewiring?\u003c\/h3\u003e\u003cp\u003eYes, the front connector is designed to be unclipped from the faulty module and reconnected to the replacement unit, significantly reducing downtime and potential wiring errors.\u003c\/p\u003e\u003ch3\u003eWhat wire types are supported?\u003c\/h3\u003e\u003cp\u003eThe terminals accept solid and flexible conductors from 0.25 mm² to 1.5 mm², with or without end sleeves. It supports one conductor per terminal or two conductors in a shared ferrule up to 1.5 mm² total.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":50832440230140,"sku":"6ES7392-1AJ00-0AA0","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_f69ba2d8-9cdb-4b9b-98d9-294efaa932f1.jpg?v=1785548333","url":"https:\/\/www.electronicplc.com\/products\/siemens-simatic-s7-300-6es7392-1aj00-0aa0-front-connector","provider":"Electronic PLC","version":"1.0","type":"link"}