{"product_id":"yokogawa-sarm15a-relay-board","title":"Yokogawa SARM15A Relay Board","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSARM15A Relay Board\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a 32-channel digital input interface module engineered for Yokogawa rack-based control and safety systems. It converts dry-contact or relay-contact signals from field devices into reliable logic inputs for process control, safety monitoring, and machine automation. Designed for industrial environments, this module provides high noise immunity and supports both single and redundant system architectures.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eInput Type: Dry contact, mechanical relay contact\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNumber of Channels: 32\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNominal Input Voltage: 24 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput ON Resistance: ≤150 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput OFF Resistance: \u0026gt;150 Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIsolation: Channel-to-channel and channel-to-system isolation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Filtering: Built-in noise suppression for high-reliability signal detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical \u0026amp; Physical\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eForm Factor: Rack-mount relay input board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions: 482.6 mm (W) × 132.5 mm (H)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 2.2 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTerminal Type: M4 screw terminals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting: Compatible with Yokogawa I\/O base frames\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Ratings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Temperature: −20 °C to +70 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHumidity: Industrial-grade tolerance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShock \u0026amp; Vibration: Built to withstand harsh process-plant conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eWorks with Yokogawa CENTUM series, ProSafe‑RS, and other rack-based I\/O platforms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports single or redundant architectures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for monitoring safety-related contacts (use within certified systems for SIL compliance)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEmergency shutdown (ESD) system inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFire \u0026amp; gas contact monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotor or solenoid relay feedback\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eValve limit switch monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePushbutton and control panel signal acquisition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGeneral digital input acquisition in industrial automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the SARM15A interface with high-voltage signals?\u003c\/strong\u003e\u003cbr\u003eA: No, the module is designed for 24 V DC dry-contact or relay inputs. Use proper isolators for higher voltages.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this module SIL certified?\u003c\/strong\u003e\u003cbr\u003eA: The board itself is non-SIL; it can be used in SIL-rated systems if installed within a certified architecture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can it be installed in existing Yokogawa racks?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the SARM15A fits standard Yokogawa I\/O base frames and supports both CENTUM and ProSafe‑RS systems.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":42894581268570,"sku":"SARM15A","price":264.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/MRTA1.jpg?v=1770359154","url":"https:\/\/www.plcmasters.com\/id\/products\/yokogawa-sarm15a-relay-board","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}