{"product_id":"sr2b201bd-schneider-zelio-logic-compact-relay-controller","title":"SR2B201BD Schneider Zelio Logic Compact Relay Controller","description":"\u003ch3\u003eSmart Relay Architecture \u0026amp; System Profile\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #003366;\"\u003e\u003cstrong\u003eSR2B201BD\u003c\/strong\u003e\u003c\/span\u003e compact logic controller represents a reliable automation solution engineered by \u003cstrong\u003eSchneider Electric\u003c\/strong\u003e. Operating within the \u003cspan style=\"color: #003366;\"\u003e\u003cstrong\u003eZelio Logic\u003c\/strong\u003e\u003c\/span\u003e series, this 20 I\/O smart relay manages small-scale automation tasks efficiently via integrated LCD programming and real-time clock coordination.\u003c\/p\u003e\n\n\u003ch3\u003eComprehensive Technical Parameters\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n    \u003cth\u003eFeature Classification\u003c\/th\u003e\n    \u003cth\u003eEngineering Specification\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eBrand \u0026amp; Model\u003c\/td\u003e\n    \u003ctd\u003eSchneider Electric \u003cspan style=\"color: #003366;\"\u003e\u003cstrong\u003eSR2B201BD\u003c\/strong\u003e\u003c\/span\u003e (\u003cspan style=\"color: #003366;\"\u003e\u003cstrong\u003eZelio Logic\u003c\/strong\u003e\u003c\/span\u003e Series)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eInput Capacity\u003c\/td\u003e\n    \u003ctd\u003e12 digital inputs (24V DC, IEC 61131-2 Type 1)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eOutput Configuration\u003c\/td\u003e\n    \u003ctd\u003e8 relay outputs (5A per output, 10A max per common)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003ePower Supply Rating\u003c\/td\u003e\n    \u003ctd\u003e24V DC nominal input (19.2 to 30V DC operating range)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eProgramming Capacity\u003c\/td\u003e\n    \u003ctd\u003e240 lines of ladder diagram \/ 500 function blocks (FBD)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003eRelay Operational Life\u003c\/td\u003e\n    \u003ctd\u003e10,000,000 mechanical cycles; 500,000 electrical cycles at AC-12\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd\u003ePhysical Metrics\u003c\/td\u003e\n    \u003ctd\u003e35 mm DIN rail mounting; Dimensions: 90 x 107.6 x 59.5 mm; Weight: 0.28 kg\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDIN Rail Mounting \u0026amp; Wiring Protocol\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSnap the \u003cspan style=\"color: #003366;\"\u003e\u003cstrong\u003eSR2B201BD\u003c\/strong\u003e\u003c\/span\u003e unit onto standard 35 mm DIN rails inside ventilated control cabinets.\u003c\/li\u003e\n  \u003cli\u003eConnect regulated 24V DC power to terminal blocks while observing proper polarity limits.\u003c\/li\u003e\n  \u003cli\u003eWire digital sensors to the 12 IEC-compliant input channels securely.\u003c\/li\u003e\n  \u003cli\u003eConnect actuator loads to the 8 relay output terminals while ensuring current draws do not exceed 5A per line.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal-Time Diagnostics \u0026amp; Operational Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe built-in LCD screen and navigation keys allow engineers to view active I\/O states, modify timer presets, and diagnose system faults directly on-site without external programming hardware. Program execution indicators provide instant visual feedback on logic cycle continuity.\u003c\/p\u003e\n\n\u003ch3\u003eTarget Equipment \u0026amp; Industrial Application Scenarios\u003c\/h3\u003e\n\u003cp\u003eControl engineers deploy this smart relay in compact compressor units, building automation lighting systems, automatic packaging machinery, and small conveyor routing panels. It excels in standalone machine automation where space is restricted.\u003c\/p\u003e\n\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eOur automation specialists recommend adding external interposing relays or flyback diodes when switching inductive DC loads to protect internal output contacts from voltage spikes. On a recent HVAC control upgrade project in Xiamen, implementing the \u003cspan style=\"color: #003366;\"\u003e\u003cstrong\u003eSR2B201BD\u003c\/strong\u003e\u003c\/span\u003e streamlined sequence timing and eliminated external timer hardware.\u003c\/p\u003e\n\n\u003ch3\u003eLogistics, Fulfillment \u0026amp; Warranty Terms\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eShipped in robust, factory-sealed packaging to ensure maximum transit security.\u003c\/li\u003e\n  \u003cli\u003eRapid order processing and global dispatch within 24 to 48 hours.\u003c\/li\u003e\n  \u003cli\u003eTransported reliably via trusted carriers including FedEx, UPS, and DHL.\u003c\/li\u003e\n  \u003cli\u003eBacked by a comprehensive 12-month operational warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProfessional FAQ \u0026amp; Buying Guide\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the programming capacity be expanded beyond basic ladder lines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, it supports up to 240 ladder lines or 500 functional block diagram (FBD) blocks.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does this specific model feature an integrated display panel?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, it includes a built-in LCD screen and navigation buttons for parameter adjustment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I choose between compact smart relays and modular PLCs for my project?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Choose a compact relay like the \u003cspan style=\"color: #003366;\"\u003e\u003cstrong\u003eSR2B201BD\u003c\/strong\u003e\u003c\/span\u003e when your I\/O count is under 40 points and your control logic requires straightforward timing, counting, and interlocking without complex network architectures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum continuous current rating for the relay outputs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Each relay output handles up to 5 Amps, with a maximum of 10 Amps permitted per common terminal block group.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What routine maintenance steps are recommended for this controller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Inspect terminal screw torques annually and verify that cabinet ambient operating temperatures do not exceed 55°C.\u003c\/p\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":50493886988470,"sku":"SR2B201BD","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/SR2B201BD-3.jpg?v=1790059862","url":"https:\/\/www.plcsparehub.com\/products\/sr2b201bd-schneider-zelio-logic-compact-relay-controller","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}