{"product_id":"siemens-qlcdm024dcban-critical-discrete-i-o-module","title":"Siemens QLCDM024DCBAN Critical Discrete I\/O Module","description":"\u003cp\u003eThe \u003cstrong\u003eSiemens QUADLOG QLCDM024DCBAN\u003c\/strong\u003e serves as the primary \u003cstrong\u003eQLCDM024DCBAN\u003c\/strong\u003e DCS Module\/Board\/Rack utilized to execute binary safety-critical control actions across QUADLOG safety-instrumented platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003eQLCDM024DCBAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eSiemens \/ QUADLOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eUnited States \/ Germany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003eDCS Module\/Board\/Rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eStructural Classification\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003eCritical Discrete I\/O Module (CDM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Supply Voltage\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003eSystem Bus Interface\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003eQuadlog DP\/IO backplane bus link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eMounting Orientation\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003eDedicated QUADLOG chassis subrack slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eRelative Humidity Range\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e5% to 95% (Non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eShipping Weight\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e3 Kg (6.61 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eHigh Reliability Safety Control and Fail-Safe Architecture\u003c\/h3\u003e\n\u003cp\u003eThe QLCDM024DCBAN interfaces directly with binary field devices, executing critical logic commands that require strict risk reduction profiles. To ensure compliance with SIL3 certification metrics, the module relies on internal multi-channel voting arrays that monitor discrete input and output loops simultaneously, checking for electrical faults or field execution errors. If a critical internal conflict or power anomaly is detected, the module immediately forces all connected loops into a designated fail-safe state execution sequence, isolating the field actuator contacts to prevent hazardous process conditions. The integrated circuitry provides galvanic isolation between the field-side wiring and the backplane logic, preventing high-voltage common-mode voltage surges from disrupting adjacent safety-critical modules.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":45033876783219,"sku":"QLCDM024DCBAN","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-26_14-10-37.png?v=1779776896","url":"https:\/\/www.dcssupplier.com\/products\/siemens-qlcdm024dcban-critical-discrete-i-o-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}