{"product_id":"yokogawa-srm53d-000-br4-analog-terminal-board","title":"Yokogawa SRM53D-000\/BR4 Analog Terminal Board","description":"\u003ch2\u003eYokogawa SRM53D-000\/BR4 Analog Terminal Board\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SRM53D-000\/BR4\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSRM53D-000\u003c\/strong\u003e Analog Terminal Board, operates as a dedicated hardware component for digital contact output transmission within the ProSafe-RS safety system.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModelBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa SRM53D-000\/BR4\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\u003e2.7 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e19-inch rack-mountable, standard board depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperatingTemp\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePowerConsumption\u003c\/td\u003e\n\u003ctd\u003eUp to 500 mA @ 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e8 x 2 dry contact outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eDry contact via built-in safety relays\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Type\u003c\/td\u003e\n\u003ctd\u003eM4 screw\/pressure clamp terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Contact Voltage\/Current\u003c\/td\u003e\n\u003ctd\u003eDC: 30 VDC \/ 4 A, AC: 240 VAC \/ 4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd\u003eMinimum 20 MΩ at 500 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Withstanding Voltage\u003c\/td\u003e\n\u003ctd\u003e2000 VAC between terminals and chassis for 1 min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5% to 85% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Compliance\u003c\/td\u003e\n\u003ctd\u003eSIL2 for De-energized-To-Safe outputs (IEC 61508)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003e\u003cstrong\u003eProcess Control \u0026amp; Channel Isolation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe SRM53D-000\/BR4 supports channel-to-channel isolation to prevent signal interference between digital outputs. It integrates with ProSafe-RS digital modules, maintaining separation between control logic and field device circuits. The design accommodates FOUNDATION Fieldbus and Profibus PA connectivity where required, ensuring cold junction compensation (CJc) is maintained for analog-to-digital interfacing in hybrid control loops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eQ: Does the board support hot-swapping of modules?\u003cbr\u003eA: No, the SRM53D-000\/BR4 is not rated for hot-swap; modules must be powered down before removal or insertion to maintain safety integrity.\u003c\/p\u003e\n\u003cp\u003eQ: What is the delay when switching outputs under SIL2 configuration?\u003cbr\u003eA: The switching delay is determined primarily by the safety relay response and internal contact propagation; nominal switching time is within 10 ms per channel under standard load.\u003c\/p\u003e\n\u003cp\u003eQ: Can firmware updates affect the terminal board operation?\u003cbr\u003eA: The terminal board is a hardware relay interface and does not contain firmware; digital modules controlling it may require firmware updates separately, but the board itself does not require flash updates.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eField Installation Guidelines\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMount the board on a standard 19-inch rack ensuring all grounding points are connected to protective earth.\u003c\/li\u003e\n\u003cli\u003eEnsure all field wiring uses twisted-pair or shielded cables for dry contact outputs to reduce EMI.\u003c\/li\u003e\n\u003cli\u003eFollow Yokogawa recommended torque settings for M4 terminals to prevent loose connections.\u003c\/li\u003e\n\u003cli\u003eMaintain separation between power supply lines and signal lines to prevent induction noise.\u003c\/li\u003e\n\u003cli\u003eAvoid bending terminals beyond recommended angles to preserve mechanical integrity.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44182068363352,"sku":"SRM53D-000\/BR4","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/SRM53D-000BR4.jpg?v=1780541414","url":"https:\/\/www.industriaxplc.com\/ar\/products\/yokogawa-srm53d-000-br4-analog-terminal-board","provider":"IndustriaX Limited","version":"1.0","type":"link"}