{"product_id":"allen-bradley-msr310p-safety-relay-base","title":"Allen-Bradley MSR310P Safety Relay Base","description":"\u003ch2\u003eAllen-Bradley MSR310P Safety Relay Base\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 440R-W23219\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMSR310P\u003c\/strong\u003e safety relay base, serves as a modular safety relay interface for Guardmaster MSR300 family systems, providing configurable reset logic and communication diagnostics.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\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\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e440R-W23219 (MSR310P)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eAllen-Bradley (Rockwell Automation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003eHousing width 35 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temp\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Consumption\u003c\/th\u003e\n\u003ctd\u003e24 VDC supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDevice Type\u003c\/th\u003e\n\u003ctd\u003eSafety Relay Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Family\u003c\/th\u003e\n\u003ctd\u003eMSR300 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutputs\u003c\/th\u003e\n\u003ctd\u003e3 PNP auxiliary (non-safety) outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReset Type\u003c\/th\u003e\n\u003ctd\u003eAutomatic, manual, or monitored manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommunication\u003c\/th\u003e\n\u003ctd\u003eRS-232 port for configuration and monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSafety Ratings\u003c\/th\u003e\n\u003ctd\u003eCategory 4 \/ SIL 3 \/ PLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiagnostics\u003c\/th\u003e\n\u003ctd\u003eLED indicators and serial interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks\u003c\/h3\u003e\n\u003cp\u003eAlthough the MSR310P communicates via RS-232 rather than Ethernet\/IP, its modular integration into MSR300 architectures aligns with deterministic safety relay behavior. Expansion modules scale I\/O density while maintaining predictable scan cycles. Firmware flash compatibility ensures uniform reset logic across connected modules, while RS-232 diagnostics provide deterministic monitoring of relay states.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the MSR310P be expanded for additional inputs and outputs? A: Yes, it connects with MSR300 expansion modules to increase input and output capacity.\u003c\/p\u003e\n\u003cp\u003eQ: What reset modes are supported? A: The relay supports automatic, manual, and monitored manual reset configurations.\u003c\/p\u003e\n\u003cp\u003eQ: How are diagnostics performed? A: Front-facing LED indicators and the RS-232 interface provide fault tracking and configuration monitoring.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the 35 mm housing on DIN rail with secure retention.\u003c\/li\u003e\n\u003cli\u003eEnsure 24 VDC supply wiring is properly terminated and shielded.\u003c\/li\u003e\n\u003cli\u003eConfigure reset type via RS-232 interface before commissioning.\u003c\/li\u003e\n\u003cli\u003eRoute auxiliary outputs separately from safety-rated circuits.\u003c\/li\u003e\n\u003cli\u003eVerify LED indicators for PASS\/FAULT and reset status during startup.\u003c\/li\u003e\n\u003cli\u003eMaintain separation of RS-232 cabling from high-voltage conductors.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44076005261386,"sku":"MSR310P","price":4500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/8569\/3770\/files\/1756-L82ES_1.png?v=1756103988","url":"https:\/\/www.topbrandsplc.com\/products\/allen-bradley-msr310p-safety-relay-base","provider":"Topbrands PLC Limited","version":"1.0","type":"link"}