{"product_id":"yokogawa-atf9s-00-pressure-clamp-terminal-block","title":"Yokogawa ATF9S-00 Pressure Clamp Terminal Block","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa ATF9S-00\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eATF9S\u003c\/strong\u003e Pressure Clamp Terminal Block, operates as a dedicated hardware component for Foundation Fieldbus signal termination and routing within Yokogawa Fieldbus I\/O system networks. Configured as a 4-port field wiring interface, this unit establishes a direct physical and electrical connection between field-level instrumentation and the ALF111 Fieldbus communication module.\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\u003eATF9S-00\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\u003e\u0026lt;= 0.10 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e35.2 mm x 27.2 mm x 112 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\u003ePassive device (backplane draw dependent on connected ALF111 loop load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003eFoundation Fieldbus H1 segment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eTool-less pressure clamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort Count\u003c\/td\u003e\n\u003ctd\u003e4 (labeled CH1-CH4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5-95 % RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Code\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 conformal coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eFull galvanic separation between field and system circuitry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuffix Code Meaning\u003c\/td\u003e\n\u003ctd\u003e-00: Standard configuration without surge absorber\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 Properties\u003c\/h3\u003e\n\u003cp\u003eOperating within the CENTUM VP and CENTUM CS3000 Distributed Control System (DCS) topologies, this terminal block provides dedicated channel-to-channel isolation and structured physical termination for Foundation Fieldbus networks. The passive electrical pathway preserves segment signaling integrity without injecting impedance imbalances. Galvanic isolation barriers prevent transient ground-loop currents from degrading the digital bus signaling waveforms, while the component layout mitigates cross-talk across the CH1 through CH4 signal vectors.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the ATF9S-00 support hot-swapping or active replacement under powered fieldbus segment conditions?\u003c\/p\u003e\n\u003cp\u003eA: The ATF9S-00 is a passive physical terminal block. Disconnecting the block or extracting field wiring during active operations will break the Foundation Fieldbus segment continuity, dropping all downstream field nodes connected to those specific ports.\u003c\/p\u003e\n\u003cp\u003eQ: What are the specific cable gauge limitations for the tool-less pressure clamp mechanisms?\u003c\/p\u003e\n\u003cp\u003eA: The tool-less pressure clamps accept solid or stranded copper conductors ranging from 0.2 to 2.5 mm square (approximately 24 to 12 AWG). Ferruled connections are recommended for stranded field wiring to ensure uniform contact retention.\u003c\/p\u003e\n\u003cp\u003eQ: How does the \"-00\" suffix affect high-transient or outdoor lightning-prone fieldbus routing?\u003c\/p\u003e\n\u003cp\u003eA: The \"-00\" suffix designates the standard version lacking an integrated surge absorber. For field lines routed through high-exposure outdoor paths, external surge protection devices must be installed upstream in the loop layout to protect the unit and the associated ALF111 module.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Orientation and Enclosure Requirements:\u003c\/strong\u003e Fix the unit firmly to the panel or dedicated cabinet rack support inside an IP54 or greater rated industrial enclosure to comply with ISA Standard G3 harsh environmental protections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Protocols:\u003c\/strong\u003e Terminate all Foundation Fieldbus cable shields at the designated instrument ground bus. Maintain shield continuity across the terminal block interface while preventing any accidental contact between the shield drain wire and the local cabinet chassis metalwork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Sequence and Tension Constraints:\u003c\/strong\u003e Strip field cables to the manufacturer-specified length (typically 8 to 10 mm) before pressing the clamp engagement levers. Ensure no bare copper is exposed outside the pressure clamp frame. Do not bundle Fieldbus signal cables parallel to high-voltage AC power distribution lines.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43517645586522,"sku":"ATF9S-00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/395_5a6d204c-8116-400a-b067-c5377cd314f1.jpg?v=1781754642","url":"https:\/\/www.spareoil.com\/products\/yokogawa-atf9s-00-pressure-clamp-terminal-block","provider":"SpareOil Automation","version":"1.0","type":"link"}