{"product_id":"d4bl-2cra-omron-guard-lock-safety-door-switch-d4bl-series","title":"D4BL-2CRA Omron Guard Lock Safety-Door Switch D4BL Series","description":"\u003cp\u003eConfigured for mechanical door interlocking and physical lockout execution in EtherNet\/IP deterministic networks, the \u003cstrong\u003eOmron D4BL-2CRA\u003c\/strong\u003e (\u003cstrong\u003eD4BL\u003c\/strong\u003e Guard Lock Safety-Door Switch) provides direct physical\/electrical execution. It prevents hazardous machine operation during open-guard conditions by maintaining 24 VDC mechanical holding force until the solenoid release signal triggers.\u003c\/p\u003e\n\u003ch3\u003eSwitch Configuration Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eD4BL\u003c\/strong\u003e: Base series guard lock safety-door switch housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\u003c\/strong\u003e: G1\/2 conduit outlet design (2-conduit type).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC\u003c\/strong\u003e: 1NC\/1NO (slow-action) door detection switch plus 1NC (slow-action) lock monitor switch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR\u003c\/strong\u003e: Four mounting directions selectable (pre-configured for right-side mounting).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA\u003c\/strong\u003e: Mechanical lock mechanism with 24 VDC solenoid release sequence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlank\u003c\/strong\u003e: Standard enclosure constructed without integrated status indicator.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical \u0026amp; Electrical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eD4BL-2CRA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e200 mm x 120 mm x 80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC solenoid (approx. 5 W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConduit Size\u003c\/td\u003e\n\u003ctd\u003eG1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterlock Type\u003c\/td\u003e\n\u003ctd\u003eType 2 (EN ISO 14119)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoding Level\u003c\/td\u003e\n\u003ctd\u003eLow Level coded (EN ISO 14119)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDegree of Protection\u003c\/td\u003e\n\u003ctd\u003eIP67 (EN 60947-5-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Durability\u003c\/td\u003e\n\u003ctd\u003e1,000,000 operations min.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Durability\u003c\/td\u003e\n\u003ctd\u003e500,000 operations min. (10 A at 250 VAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Speed\u003c\/td\u003e\n\u003ctd\u003e0.05 to 0.5 m\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Frequency\u003c\/td\u003e\n\u003ctd\u003e30 operations\/minute max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Industrial Control Integration\u003c\/h3\u003e\n\u003cp\u003eThe D4BL-2CRA physical contacts interface directly into safety PLC remote I\/O blocks operating within deterministic networks such as EtherNet\/IP. While the physical switch manages mechanical interlocking, the status contact feedback loops directly into the controller's safety task. This setup ensures firmware flash compatibility and predictable I\/O scan intervals across distributed safety zones without introducing control loop latencies.\u003c\/p\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron D4BL-2CRA Switch Body\u003c\/li\u003e\n\u003cli\u003e1 x Auxiliary Release Key (Pre-installed)\u003c\/li\u003e\n\u003cli\u003e1 x Installation Instruction Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePhysical Installation Protocol\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Orientation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSelect one of the four available key entry directions by reorienting the switch head prior to final mechanical mounting.\u003c\/li\u003e\n\u003cli\u003eTighten the head positioning screws to the target torque specification of 1.3 to 1.5 N m.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eConduit Wiring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eApply proper G1\/2 conduit fittings to maintain the IP67 ingress rating across the seal surface.\u003c\/li\u003e\n\u003cli\u003eTorque terminal block contact screws to 0.6 to 0.8 N m to secure conductor connections without damaging core wires.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the mechanical locking mechanism function on the D4BL-2CRA?\u003c\/p\u003e\n\u003cp\u003eThe switch locks mechanically when the operation key is inserted. Applying a 24 VDC signal to the internal solenoid triggers the release mechanism, allowing guard opening.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the head direction be rotated after unpacking?\u003c\/p\u003e\n\u003cp\u003eYes, removing the four corner screws allows the head to rotate into four distinct horizontal operating positions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the electrical life rating under full resistive load?\u003c\/p\u003e\n\u003cp\u003eThe internal switch contacts endure a minimum of 500,000 operations when switching a 10 A load at 250 VAC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat safety switch category applies under EN ISO 14119 standards?\u003c\/p\u003e\n\u003cp\u003eThis unit is classified as a Type 2 low-level coded interlocking device with guard locking functionality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the unit include an integrated LED indicator for lock status?\u003c\/p\u003e\n\u003cp\u003eNo, the D4BL-2CRA variant is constructed without an integrated LED indicator window.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat wire conduit entry size does this model accept?\u003c\/p\u003e\n\u003cp\u003eThe housing features standard G1\/2 conduit thread entry ports for cable gland attachment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the maximum allowable operating frequency for this switch?\u003c\/p\u003e\n\u003cp\u003eThe mechanical assembly supports a maximum cycle speed of 30 operations per minute.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow should the auxiliary release key be utilized?\u003c\/p\u003e\n\u003cp\u003eThe auxiliary release key allows manual unlock during power loss or maintenance troubleshooting procedures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306608476333,"sku":"D4BL-2CRA","price":242.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/D4BL-2CRA_3.jpg?v=1789653515","url":"https:\/\/www.maxwellplc.com\/products\/d4bl-2cra-omron-guard-lock-safety-door-switch-d4bl-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}