{"product_id":"siemens-6es7326-1bk02-0ab0-simatic-s7-300-fail-safe-digital-input-module","title":"Siemens 6ES7326-1BK02-0AB0 SIMATIC S7-300 Fail-Safe Digital Input Module","description":"\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #e2e8f0; padding-bottom: 8px; margin-bottom: 16px;\"\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748;\"\u003eThis is the Siemens 6ES7326-1BK02-0AB0, a specialized \u003cstrong\u003e24-channel\u003c\/strong\u003e fail-safe digital input module designed for high-integrity safety applications within the SIMATIC S7-300 and ET 200M automation systems. Engineered to meet rigorous international safety standards, including \u003cstrong\u003eSIL 3\u003c\/strong\u003e according to IEC 61508 and \u003cstrong\u003eCategory 4\u003c\/strong\u003e per EN 954-1, this module is suitable for monitoring safety devices such as emergency stop buttons and light curtains. It operates with a \u003cstrong\u003e24V DC\u003c\/strong\u003e supply and features \u003cstrong\u003efour isolated sensor supply outputs\u003c\/strong\u003e to simplify the wiring of connected safety equipment. The module's advanced diagnostic capabilities immediately notify the control system of faults like wire breaks or short circuits, ensuring maximum system reliability and compliance.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #e2e8f0; padding-bottom: 8px; margin-bottom: 16px;\"\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: none; padding-left: 0; color: #2d3748;\"\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003e24 fail-safe digital inputs for safety-critical signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eDesigned for use with SIMATIC S7-300 and ET 200M distributed I\/O systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eCertified for safety applications up to SIL 3 (IEC 61508) and Category 4 (EN 954-1).\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eIntegrated diagnostics for wire-break and short-circuit detection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eProvides four isolated sensor supply outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eHigh-density I\/O with a single 40-pin front connector.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #e2e8f0; padding-bottom: 8px; margin-bottom: 16px;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: none; padding-left: 0; color: #2d3748;\"\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eMachine safety circuits (e.g., emergency stops, safety gates).\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eProcess safety systems in manufacturing and chemical plants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eBurner management and furnace safety controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #2b6cb0;\"\u003e■\u003c\/span\u003eMonitoring of light curtains and other protective devices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #e2e8f0; padding-bottom: 8px; margin-bottom: 16px;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; color: #2d3748;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #e2e8f0; padding: 10px; text-align: left; background-color: #f7fafc; font-weight: 600;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #e2e8f0; padding: 10px; text-align: left; background-color: #f7fafc; font-weight: 600;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003e6ES7326-1BK02-0AB0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eProduct Family\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eSIMATIC S7-300, ET 200M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eModule Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eFail-Safe Digital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003e24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eSafety Integrity Level\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eSIL 3 according to IEC 61508\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eSafety Category\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eCategory 4 according to EN 954-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eConnector\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003e40-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eShipping Weight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003e0.95 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003e2.5 cm x 5.1 cm x 83.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003eHS Code\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e2e8f0; padding: 10px;\"\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; border-bottom: 2px solid #e2e8f0; padding-bottom: 8px; margin-bottom: 16px; margin-top: 24px;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"padding: 16px; background-color: #fff5f5; border-left: 4px solid #c53030; margin-bottom: 16px;\"\u003e\n\u003cp style=\"color: #c53030; font-weight: bold; margin-top: 0;\"\u003eCRITICAL WARNING: RISK OF ELECTRIC SHOCK\u003c\/p\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 0;\"\u003eDisconnect all power sources and follow Lockout\/Tagout (LOTO) procedures before installation or servicing. Installation must be performed by qualified personnel familiar with safety standards and PLC systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003col style=\"list-style-type: none; padding-left: 0; color: #2d3748;\"\u003e\n\u003cli style=\"margin-bottom: 12px; padding-left: 35px; position: relative; min-height: 24px; line-height: 24px;\"\u003e\n\u003cspan style=\"display: inline-block; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: white; text-align: center; font-weight: bold;\"\u003e1\u003c\/span\u003eVerify that the module part number 6ES7326-1BK02-0AB0 matches the system design requirements.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; padding-left: 35px; position: relative; min-height: 24px; line-height: 24px;\"\u003e\n\u003cspan style=\"display: inline-block; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: white; text-align: center; font-weight: bold;\"\u003e2\u003c\/span\u003eMount the module securely onto the designated S7-300 DIN rail or ET 200M backplane, ensuring it is properly seated and engaged with the bus connectors.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; padding-left: 35px; position: relative; min-height: 24px; line-height: 24px;\"\u003e\n\u003cspan style=\"display: inline-block; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: white; text-align: center; font-weight: bold;\"\u003e3\u003c\/span\u003eConnect the 24V DC power supply to the correct terminals on the module or base unit, observing proper polarity.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; padding-left: 35px; position: relative; min-height: 24px; line-height: 24px;\"\u003e\n\u003cspan style=\"display: inline-block; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: white; text-align: center; font-weight: bold;\"\u003e4\u003c\/span\u003eTerminate field wiring from safety devices to the 40-pin front connector according to the system wiring diagrams. Ensure all connections are secure.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; padding-left: 35px; position: relative; min-height: 24px; line-height: 24px;\"\u003e\n\u003cspan style=\"display: inline-block; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: white; text-align: center; font-weight: bold;\"\u003e5\u003c\/span\u003eEnsure proper grounding and shielding practices are followed for all signal cables to minimize electrical noise interference.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; padding-left: 35px; position: relative; min-height: 24px; line-height: 24px;\"\u003e\n\u003cspan style=\"display: inline-block; position: absolute; left: 0; top: 0; width: 24px; height: 24px; border-radius: 50%; background-color: #2b6cb0; color: white; text-align: center; font-weight: bold;\"\u003e6\u003c\/span\u003eAfter installation is complete, remove LOTO devices and re-energize the system. Perform a full functional test of the safety circuits before returning the equipment to service.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":52695202922859,"sku":"6ES7326-1BK02-0AB0","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/siemens-6es7326-1bk02-0ab0-distributed-i-o-module-okxpgc2kzpf_1a0d18c2-cabb-4c9d-b2cb-418c55030416.jpg?v=1766130576","url":"https:\/\/www.plcprotech.com\/products\/siemens-6es7326-1bk02-0ab0-simatic-s7-300-fail-safe-digital-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}