{"product_id":"stb4d-10-yokogawa-centum-pressure-clamp-terminal-block","title":"STB4D-10 Yokogawa CENTUM Pressure Clamp Terminal Block","description":"\u003ch2\u003eYokogawa STB4D-10 CENTUM Series Terminal Board\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa STB4D-10\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSTB4D\u003c\/strong\u003e Pressure Clamp Terminal Block, operates as a dedicated hardware component for physical signal termination and channel distribution within CENTUM VP and ProSafe-RS control networks. Configured for high-density signal distribution, the hardware provides direct physical\/electrical execution of field wiring connections to upstream input\/output modules. The component routes discrete loop circuitry through a dual-redundant architecture, accommodating up to 16 channels or 8 channels in redundant configurations, ensuring continuous operational continuity at the physical layer without signal line interruption.\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\u003eSTB4D-10\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\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e65.6 mm x 72 mm x 114 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot Specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePressure Clamp Terminal Blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Capacity\u003c\/td\u003e\n\u003ctd\u003e16 or 8 channels (dual-redundant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003ePressure-clamp terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e10 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurge Protection\u003c\/td\u003e\n\u003ctd\u003eOptional EMC surge absorber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eEN 61000-6-2 EMC standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail or wall mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Terminal Array Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe terminal board integrates hardwired termination paths engineered to interface with 4-20 mA HART loop protocol physical circuits. Dedicated internal trace layouts provide localized channel-to-channel isolation, minimizing transient electrical cross-talk and protecting adjacent signaling pairs from common-mode voltage faults. For specialized temperature transmitters, the assembly incorporates passive cold junction compensation (CJC) reference junctions directly on the physical termination block, ensuring thermal measurement tracking accuracy during environment-induced temperature excursions.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is dual-redundant signal routing electrically maintained on this terminal board?\u003c\/p\u003e\n\u003cp\u003eA: The physical board architecture routes each field signal channel through parallel trace matrices connected to separate multi-pin system cable headers. This layout allows two independent I\/O modules to interface with the exact same field loops concurrently without loading down the signal paths.\u003c\/p\u003e\n\u003cp\u003eQ: Under what conditions should the optional EMC surge absorber version be deployed?\u003c\/p\u003e\n\u003cp\u003eA: The surge absorber variant must be specified when field wiring runs through outdoor areas or high-exposure industrial zones subject to lightning strikes, power switching transients, or severe electromagnetic interference that exceeds standard EN 61000-6-2 testing levels.\u003c\/p\u003e\n\u003cp\u003eQ: Can the pressure clamp terminals accept solid and stranded field wires without modifications?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The pressure clamp mechanical assembly exerts direct, continuous spring pressure onto the bare conductor wire. Ensure the wire strip length matches factory installation tolerances to secure a low-resistance gas-tight physical connection.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN Rail Mounting Stability:\u003c\/strong\u003e Snap the terminal board onto a standard 35 mm DIN rail, verifying that the metal grounding clip firmly engages the bare metal of the rail. Secure end brackets on both sides to prevent lateral shifting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Matrix:\u003c\/strong\u003e Terminate all incoming twisted-pair field shields directly to the chassis earth grounding bar located adjacent to the block. Do not connect the loop shields to the terminal block signal terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Entry Practices:\u003c\/strong\u003e Dress all field cables neatly inside plastic wire ducts. Maintain a minimum separation distance of 200 mm between low-voltage signal wires entering this board and parallel high-voltage AC electrical lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Engagement:\u003c\/strong\u003e Verify that no stray copper strands remain exposed outside the pressure clamp frame after inserting and securing the field wire to eliminate potential short circuits between adjacent channels.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43660763955290,"sku":"STB4D-10","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/388._a87a7dae-9fea-4423-803b-cdcb27efe8a2.jpg?v=1784080636","url":"https:\/\/www.spareoil.com\/ar\/products\/stb4d-10-yokogawa-centum-pressure-clamp-terminal-block","provider":"SpareOil Automation","version":"1.0","type":"link"}