{"product_id":"yokogawa-arm55t-mechanical-relay-terminal-board","title":"Yokogawa ARM55T Mechanical Relay Terminal Board","description":"\u003cp\u003eConfigured for high-reliability signal conversion and switching in process control platforms, the \u003cstrong\u003eYokogawa ARM55T\u003c\/strong\u003e (\u003cstrong\u003eARM55T\u003c\/strong\u003e Mechanical Relay Terminal Board) provides direct physical\/electrical execution.\u003c\/p\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\u003eARM55T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eStandard Industrial Specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e19-inch rack mount, 3U height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 V DC, approx 0.65 to 0.85 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Points\u003c\/td\u003e\n\u003ctd\u003e32 points (SPST, Normally Open or Normally Closed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Load\u003c\/td\u003e\n\u003ctd\u003e30 V DC, 1.5 A per point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e2 kV AC (field terminals to case)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Loop Protocol\u003c\/h3\u003e\n\u003cp\u003eThe hardware configuration maintains strict galvanic isolation and high dielectric strength across power and field terminals to suppress transient voltage surges and prevent ground loop interference from heavy-duty actuators. Integration with standard process control communication protocols and 32-channel wet contact relay switching ensures reliable execution of control interlocks, alarm actuation, and transparent command transmission without signal degradation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the restrictions regarding load switching limits across the ARM55T terminal board channels?\u003c\/p\u003e\n\u003cp\u003eA: Each individual point must operate within specified maximum load ratings of 30 V DC at 1.5 A to prevent contact degradation or welding under continuous load.\u003c\/p\u003e\n\u003cp\u003eQ: How is manual intervention managed during system maintenance on individual channels?\u003c\/p\u003e\n\u003cp\u003eA: Each channel features a dedicated integrated AUTO\/OFF\/ON override switch, permitting manual control state manipulation during testing or commissioning phases.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the unit securely into a standard 19-inch rack enclosure with 3U height clearance, ensuring proper grounding continuity to the cabinet frame. Route high-load power switching lines away from sensitive low-voltage control cables and use shielded wiring where applicable. Terminate cable shielding and ground drain wires securely to the designated cabinet earth grounding bar using M4 screw terminals.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":50364191834364,"sku":"ARM55T","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/ARM55T1.jpg?v=1784597681","url":"https:\/\/www.electronicplc.com\/es\/products\/yokogawa-arm55t-mechanical-relay-terminal-board","provider":"Electronic PLC","version":"1.0","type":"link"}