{"product_id":"yokogawa-arm55w-000-32-channel-mechanical-relay-output-board","title":"Yokogawa ARM55W-000 32-Channel Mechanical Relay Output Board","description":"\u003ch3\u003e\n\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eARM55W-000\u003c\/strong\u003e relay output board from Yokogawa Electric Corporation is a field I\/O relay interface designed for CENTUM VP and ProSafe-RS control architectures. It converts digital output signals from Yokogawa FIO modules into isolated mechanical relay contacts suitable for directly driving field equipment.\u003c\/p\u003e\n\u003cp\u003eBuilt for continuous operation in industrial control cabinets, this board delivers stable wet-contact switching, supports redundant I\/O configurations, and ensures electrical isolation between the control system and external loads.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eFunctional Description\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eARM55W-000\u003c\/strong\u003e operates as an intermediary layer between digital output modules and field devices. Instead of transmitting transistor-level signals, it employs mechanical relays to provide physically isolated contact outputs, improving noise immunity and load-handling capability.\u003c\/p\u003e\n\u003cp\u003eEach channel is independently driven and suitable for both normally open and normally closed output logic, depending on wiring configuration. The board is engineered for high availability systems where output reliability and fault tolerance are critical.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eKey Technical Characteristics\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eARM55W-000\u003c\/strong\u003e features a dense 32-channel design while maintaining sufficient creepage distances and thermal stability for long-term operation.\u003c\/p\u003e\n\u003cp\u003eTypical characteristics include:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\nMechanical relay outputs with wet-contact switching\n\u003c\/li\u003e\n\u003cli\u003e\nTotal output channels: 32\n\u003c\/li\u003e\n\u003cli\u003e\nSupported contact forms: NO or NC (field-selectable)\n\u003c\/li\u003e\n\u003cli\u003e\nControl signal voltage: 24 V DC from digital output module\n\u003c\/li\u003e\n\u003cli\u003e\nMaximum switching capacity: 250 V AC at up to 10 A\n\u003c\/li\u003e\n\u003cli\u003e\nElectrical isolation between control and load circuits\n\u003c\/li\u003e\n\u003cli\u003e\nDesigned for redundant digital output module configurations\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cstrong\u003eEnvironmental and Mechanical Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe board is suitable for installation in standard industrial enclosures and control cabinets.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\nOperating temperature range: –20 °C to +70 °C\n\u003c\/li\u003e\n\u003cli\u003e\nStorage temperature range: –40 °C to +85 °C\n\u003c\/li\u003e\n\u003cli\u003e\nRelative humidity: 5% to 95% RH, non-condensing\n\u003c\/li\u003e\n\u003cli\u003e\nProtection rating: IP20 (cabinet installation required)\n\u003c\/li\u003e\n\u003cli\u003e\nMounting method: DIN rail or panel mount\n\u003c\/li\u003e\n\u003cli\u003e\nCompact form factor optimized for FIO racks\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eARM55W-000\u003c\/strong\u003e is intended for seamless integration with Yokogawa’s FIO subsystem and is commonly paired with ADV-series digital output modules. It fully supports system-level redundancy and diagnostic monitoring as implemented in CENTUM VP and ProSafe-RS platforms.\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eTypical Application Scenarios\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThis relay output board is widely deployed in systems requiring electrically isolated switching of moderate to high loads, including:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\nSolenoid valve and actuator control\n\u003c\/li\u003e\n\u003cli\u003e\nMotor starter and interposing relay switching\n\u003c\/li\u003e\n\u003cli\u003e\nSafety-related auxiliary outputs in power plants\n\u003c\/li\u003e\n\u003cli\u003e\nOil and gas process control cabinets\n\u003c\/li\u003e\n\u003cli\u003e\nUtility and water treatment automation systems\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the ARM55W-000 provide dry or wet contacts?\u003c\/strong\u003e\r\nA: The board uses mechanical relays and is designed for wet-contact applications where the external circuit supplies the load voltage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can it be used in redundant output configurations?\u003c\/strong\u003e\r\nA: Yes. The board is designed to support dual-redundant digital output modules in Yokogawa FIO systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this board suitable for high-current loads?\u003c\/strong\u003e\r\nA: Each channel can handle up to 10 A at 250 V AC, making it suitable for many industrial field devices when properly protected.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52762004816157,"sku":"ARM55W-000","price":9.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/5387\/3181\/files\/ARM55W-000-2_1000.jpg?v=1787222000","url":"https:\/\/www.6gcontrols.com\/products\/yokogawa-arm55w-000-32-channel-mechanical-relay-output-board","provider":"6G Controls","version":"1.0","type":"link"}