{"product_id":"allen-bradley-440n-s32052-safety-relays","title":"Allen-Bradley 440N-S32052 Safety Relays","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 440N-S32052\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e440N-S32052\u003c\/strong\u003e Sipha 6 Control Unit, operates as a dedicated hardware component for non-contact interlock monitoring and emergency stop circuit execution within Guardmaster safety systems.\u003c\/p\u003e\n\u003ch3\u003eHardware 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\u003e440N-S32052\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.79 kg (1.74 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e90.0 mm housing width\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 deg C to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eDual rating: 24 VAC\/DC or 115\/230 VAC\/DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Contacts\u003c\/td\u003e\n\u003ctd\u003e2 Normally Open (N.O.), 1 Normally Closed (N.C.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Contacts\u003c\/td\u003e\n\u003ctd\u003e1 Normally Closed (N.C.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eSipha 6 Non-Contact Switch Control Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Safety Networks and Firmware Synchronization\u003c\/h3\u003e\n\u003cp\u003eThe safety control unit processes redundant input signals from magnetic non-contact switches across Guardmaster safety loops, maintaining high-speed logic evaluation across EtherNet\/IP deterministic networks. Designed to enforce immediate coil de-energization upon door guard displacement, the internal circuit architecture provides galvanic isolation and cross-fault monitoring across all safety outputs. Full firmware flash compatibility with upstream safety controllers guarantees synchronized fault resetting and diagnostic state reporting during machine interlock cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What supply voltage configurations does the 440N-S32052 Sipha 6 unit accept?\u003c\/p\u003e\n\u003cp\u003eA: The control unit features dual power capability, supporting operation on either 24 VAC\/DC or 115\/230 VAC\/DC supply lines.\u003c\/p\u003e\n\u003cp\u003eQ: How are the output contact channels arranged on this safety module?\u003c\/p\u003e\n\u003cp\u003eA: The unit provides 2 Normally Open (N.O.) and 1 Normally Closed (N.C.) primary safety contacts, plus 1 additional Normally Closed (N.C.) auxiliary status contact.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the 90 mm housing securely onto a standard DIN rail within a protected IP54 or higher industrial enclosure. Route all non-contact switch input wiring in dedicated shielded cables away from high-voltage motor lines to prevent EMI-induced nuisance tripping. Ensure that external contactors driven by the safety outputs are fitted with appropriate surge suppression components to protect internal switching contacts.\u003c\/p\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSEO Property\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSEO Title\u003c\/td\u003e\n\u003ctd\u003e440N-S32052 Allen-Bradley Sipha 6 Control Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeta Description\u003c\/td\u003e\n\u003ctd\u003ePurchase Allen-Bradley 440N-S32052 Sipha 6 Non-Contact Switch Control Unit. Brand New, Original Stock, Global Shipping available.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSafety Controllers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTags\u003c\/td\u003e\n\u003ctd\u003eSafety Controllers, Allen-Bradley Guardmaster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch2\u003eALLEN-BRADLEY 440R-EM4R2D Guardmaster Safety Relay\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 440R-EM4R2D\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e440R-EM4R2D\u003c\/strong\u003e Guardmaster Safety Relay, operates as a dedicated hardware component for emergency stop and interlock circuit evaluation within industrial safety control systems.\u003c\/p\u003e\n\u003ch3\u003eHardware 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\u003e440R-EM4R2D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.30 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard DIN-rail mount safety relay enclosure profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 deg C to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VAC\/DC control supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Outputs\u003c\/td\u003e\n\u003ctd\u003eForce-guided relay contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Outputs\u003c\/td\u003e\n\u003ctd\u003eDiagnostic monitoring contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eGuardmaster Safety Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Safety Networks and Firmware Synchronization\u003c\/h3\u003e\n\u003cp\u003eThe safety relay evaluates redundant dual-channel inputs from emergency stop buttons and safety gates, maintaining high-speed logic execution across Profinet and EtherNet\/IP deterministic networks. Engineered to enforce immediate de-energization of downstream actuators upon fault detection, the internal circuit architecture provides galvanic isolation and cross-fault monitoring. Full firmware flash compatibility with safety-rated controllers guarantees synchronized diagnostic reporting and reliable restart interlock management during machine cycling.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What supply voltage does the 440R-EM4R2D safety relay require for operation?\u003c\/p\u003e\n\u003cp\u003eA: The relay is designed to operate on a standard 24 VAC\/DC control power supply.\u003c\/p\u003e\n\u003cp\u003eQ: Can the safety outputs be connected directly to high-current motor loads?\u003c\/p\u003e\n\u003cp\u003eA: No. Safety relay output contacts should interface with dedicated safety contactors or interposing relays configured with appropriate surge suppression for inductive loads.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the relay securely onto a standard 35 mm DIN rail inside an enclosure rated IP54 or higher to protect against environmental contamination. Route all safety input and output wiring in dedicated conduits separated from high-voltage power lines to prevent electromagnetic interference. Verify that all terminal screws are torqued correctly to maintain low-resistance connections and reliable mechanical retention under continuous industrial vibration.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":66881120174195,"sku":"440N-S32052","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/440R-G231102_Cocoai_1_a894d490-a0af-491c-be25-493535755bd7.jpg?v=1792134816","url":"https:\/\/www.dcssupplier.com\/products\/allen-bradley-440n-s32052-safety-relays","provider":"DcsSupplier Limited","version":"1.0","type":"link"}