{"product_id":"arm55c-000-yokogawa-32-dry-contact-relay-output-terminal-board","title":"ARM55C-000 Yokogawa 32 Dry Contact Relay Output Terminal Board","description":"\u003ch2\u003eYokogawa ARM55C-000 Relay Output Terminal Board\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa ARM55C-000\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eARM55C\u003c\/strong\u003e Relay Output Terminal Board, operates as a dedicated hardware component for digital output signal isolation within distributed control system infrastructures. Configured for high-density discrete loops, the board interfaces relay-switched outputs directly to field devices, converting low-voltage supervisory logic commands into physical dry contact state changes.\u003c\/p\u003e\n\u003ch3\u003eLayout Configuration Selection: Layout 1\u003c\/h3\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\u003eARM55C-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa Electric Corporation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.0 kg shipping weight (0.35 kg net weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 19-inch rack-mountable layout footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e3.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoint Density\u003c\/td\u003e\n\u003ctd\u003e32 independent output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eMechanical relay dry contacts (SPST \/ Normally Open)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Output Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Current Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 2 A per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Resistance\u003c\/td\u003e\n\u003ctd\u003eLess than or equal to 50 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003eChannel-to-system isolation rated at 1500 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003eLess than or equal to 10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Architecture\u003c\/td\u003e\n\u003ctd\u003e19-inch rack-mountable (Basic configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Base\u003c\/td\u003e\n\u003ctd\u003eM3.5 screw terminals (vibration-resistant layout)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuffix Codes\u003c\/td\u003e\n\u003ctd\u003e-000 Standard general-purpose type (Non explosion-proof)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Envelope\u003c\/td\u003e\n\u003ctd\u003e5 to 95% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation Technical Attributes\u003c\/h3\u003e\n\u003cp\u003eThis relay output matrix incorporates 32 distinct dry contact channels that provide robust electrical isolation between the sensitive plant logic side and field wiring circuits. The module design maintains an continuous channel-to-system isolation boundary rated at 1500 VAC to reject industrial common-mode voltage spikes and suppress cross-talk noise interference. To support mission-critical plant applications demanding continuous availability, the terminal architecture integrates with dual-redundant I\/O module pairings to ensure uninterrupted loop switching execution during automated line switchover routines.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the M3.5 terminal layout on the ARM55C differ from standard MIL-connector variants?\u003c\/p\u003e\n\u003cp\u003eA: The ARM55C utilizes discrete M3.5 screw compression blocks directly on the faceplate, allowing field wiring loops to terminate natively onto the module without requiring specialized intermediate breakout cables.\u003c\/p\u003e\n\u003cp\u003eQ: Is this module qualified for placement within Zone 2 hazardous areas?\u003c\/p\u003e\n\u003cp\u003eA: The -000 suffix designates a basic, general-purpose assembly with no integrated intrinsic safety parameters; it must be installed inside non-hazardous environments or protected inside certified purged enclosures.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e19-Inch Rack Installation:\u003c\/strong\u003e Slide the chassis housing into the designated location on the 19-inch equipment framework, fastening it securely to ensure uniform structural grounding connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrew Terminal Connections:\u003c\/strong\u003e Land the discrete field wire leads directly into the M3.5 terminal blocks, checking that all compression plates are torqued down evenly onto the bare wire boundaries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Trace:\u003c\/strong\u003e Run the external shield drain lines from the solenoids or actuators to the dedicated clean earth copper ground strip located at the base of the control cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInductive Suppression Routing:\u003c\/strong\u003e When controlling highly inductive loads like large relay coils or valve solenoids, connect suppression components across the external device to reduce contact erosion.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43681102069850,"sku":"ARM55C-000","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/605.jpg?v=1784515883","url":"https:\/\/www.spareoil.com\/products\/arm55c-000-yokogawa-32-dry-contact-relay-output-terminal-board","provider":"SpareOil Automation","version":"1.0","type":"link"}