{"product_id":"omron-d4bl-1cra-d4bl-series-guard-lock-safety-door-switch","title":"Omron D4BL-1CRA D4BL Series Guard Lock Safety-Door Switch","description":"\u003cp\u003eConfigured for guard-door interlocking and lock-status monitoring, the \u003cstrong\u003eOmron D4BL-1CRA\u003c\/strong\u003e (\u003cstrong\u003eD4BL\u003c\/strong\u003e Guard Lock Safety-Door Switch) provides hardwired contact switching for door position and locking-state detection. It uses a mechanical locking mechanism with 24 VDC solenoid release.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Details\u003c\/h3\u003e\n\u003cp\u003eThe D4BL-1CRA is configured with a two-conduit arrangement using PG13.5 conduit entries. Its built-in switch provides separate contacts for door open\/closed detection and lock monitoring. The switch head supports four mounting directions, with right-side mounting as the shipping configuration.\u003c\/p\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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-1CRA\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eGuard Lock Safety-Door Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eD4BL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConduit Outlet\u003c\/td\u003e\n\u003ctd\u003e1, 2-conduit type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConduit Specification\u003c\/td\u003e\n\u003ctd\u003ePG13.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Switch Contacts\u003c\/td\u003e\n\u003ctd\u003e1NC\/1NO slow-action + 1NC slow-action\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Functions\u003c\/td\u003e\n\u003ctd\u003eDoor open\/closed detection and lock monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead Mounting Direction\u003c\/td\u003e\n\u003ctd\u003eFour mounting directions; right-side mounting at shipping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLock Method\u003c\/td\u003e\n\u003ctd\u003eMechanical lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelease Method\u003c\/td\u003e\n\u003ctd\u003e24 VDC solenoid release\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Release\u003c\/td\u003e\n\u003ctd\u003eIncorporated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndicator\u003c\/td\u003e\n\u003ctd\u003eWithout indicator\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. at 10 A resistive load, 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\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\u003e20 x 15 x 10 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified in the supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC solenoid release; consumption not specified in the supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSwitching and Lock Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe D4BL-1CRA uses mechanical contacts for the safety-door switching functions. The 1NC\/1NO slow-action contact arrangement provides door open\/closed detection, while the additional 1NC slow-action contact is assigned to lock monitoring.\u003c\/p\u003e\n\u003cp\u003eThe mechanical lock retains the actuator when the guard is in the locked condition. Release is controlled through the 24 VDC solenoid circuit. The auxiliary release key is incorporated into the switch assembly for manual release where required by the installation.\u003c\/p\u003e\n\u003ch3\u003ePLC and Safety Control Interface\u003c\/h3\u003e\n\u003cp\u003eThe D4BL-1CRA does not provide a fieldbus or digital communication interface. Its status signals are transferred through hardwired contacts to an external safety relay, safety controller, or compatible control circuit.\u003c\/p\u003e\n\u003cp\u003eWhen connected to a PLC-based safety system, the door-status and lock-monitoring contacts should be assigned to inputs suitable for the required safety architecture. The contact states should be evaluated according to the machine safety circuit design rather than treated as ordinary process I\/O.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron D4BL-1CRA Guard Lock Safety-Door Switch\u003c\/li\u003e\n\u003cli\u003e1 x Integrated auxiliary release mechanism\u003c\/li\u003e\n\u003cli\u003e1 x D4BL switch assembly with PG13.5 conduit configuration\u003c\/li\u003e\n\u003cli\u003eIndicator not included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Requirements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the switch body and actuator with the actuator aligned to the insertion axis.\u003c\/li\u003e\n\u003cli\u003ePrevent lateral force, bending force, or excessive mechanical impact on the actuator during guard operation.\u003c\/li\u003e\n\u003cli\u003eUse suitable PG13.5 conduit fittings and sealing components to maintain the specified IP67 protection.\u003c\/li\u003e\n\u003cli\u003eKeep safety contact wiring separated from high-current conductors and significant electrical noise sources where installation conditions permit.\u003c\/li\u003e\n\u003cli\u003eConnect the door-status and lock-monitoring contacts according to the approved machine safety circuit.\u003c\/li\u003e\n\u003cli\u003eProvide the specified 24 VDC solenoid release circuit through an appropriate control device.\u003c\/li\u003e\n\u003cli\u003eConfirm correct actuator engagement before operating the guard-lock mechanism.\u003c\/li\u003e\n\u003cli\u003eVerify door detection, lock monitoring, mechanical locking, and solenoid release after installation.\u003c\/li\u003e\n\u003cli\u003eThe complete safety function must be validated as part of the machine-level safety circuit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the locking principle of the D4BL-1CRA?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe D4BL-1CRA uses mechanical locking. The guard is released electrically through its 24 VDC solenoid release mechanism.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat contacts are provided?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe built-in switching arrangement consists of 1NC\/1NO slow-action contacts plus 1NC slow-action contact for door and lock monitoring functions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat conduit specification is used?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe D4BL-1CRA uses a two-conduit configuration with PG13.5 conduit entries.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the switch head orientation be changed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Four head mounting directions are possible. The specified shipping configuration uses right-side mounting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the enclosure protection rating?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe specified protection rating is IP67 according to EN 60947-5-1, subject to correct installation of the associated conduit and sealing components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the operating speed range?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe specified operating speed is 0.05 to 0.5 m\/s. The actuator should remain properly aligned throughout its movement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the mechanical durability?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMechanical durability is specified as a minimum of 1,000,000 operations. Electrical durability is 500,000 operations under the specified 10 A resistive load at 250 VAC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this model include an indicator?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The D4BL-1CRA is specified without an indicator. Door and lock states are monitored through the integrated switching contacts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306599563437,"sku":"D4BL-1CRA","price":102.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/D4BL-1CRA_6.jpg?v=1789653327","url":"https:\/\/www.maxwellplc.com\/ga\/products\/omron-d4bl-1cra-d4bl-series-guard-lock-safety-door-switch","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}