{"product_id":"yokogawa-std4a-00-s1-pressure-clamp-terminal-block","title":"Bloc de bornes à pince de pression Yokogawa STD4A-00 S1","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa STD4A-00 S1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePneumatic-to-Electric (P\/E) Transducer, when specified with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePressure Clamp Terminal Block\u003c\/strong\u003e, represents the high-reliability interface version of this classic signal conditioner. This terminal style is preferred in industrial environments to ensure secure, vibration-resistant electrical connections for the 4-20 mA output signals.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003eYokogawa\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003eSTD4A-00 S1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003e\u003cstrong\u003ePressure Clamp (Screw-down clamp)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eInput Signal\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003e20 to 100 kPa (3 to 15 psi)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eOutput Signal\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003e4 to 20 mA DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003e\u003cspan class=\"math-inline\"\u003e\u003c\/span\u003e士0.1% of span\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003e24 VDC (Loop powered)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eAir Connection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003eRc 1\/4 (or 1\/4 NPT depending on sub-code)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 39.2148%;\"\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.4242%;\"\u003e\u003cspan\u003e1.2 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eThe S1 Suffix \u0026amp; Terminal Design\u003c\/h4\u003e\n\u003cp\u003eIn this specific configuration, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuffix confirms the hardware variant that utilizes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePressure Clamp Terminal Blocks\u003c\/strong\u003e. Unlike standard screw terminals where the screw spins directly against the wire, the pressure clamp uses a metal plate to compress the wire against the conductor.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecurity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePrevents \"cold flow\" or wire loosening over time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWire Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIdeal for fine-stranded wires, as the clamp prevents the screw from cutting through individual strands.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEfficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFaster to wire than ring-lug style terminals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation \u0026amp; Wiring Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePneumatic Port:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConnect the 3-15 psi line to the input port. Use a backup wrench when tightening fittings to avoid putting torque on the internal transducer bellows.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring the Clamp:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1. Strip approximately 7-10 mm of insulation.\u003c\/p\u003e\n\u003cp\u003e2. Insert the wire into the square opening of the clamp.\u003c\/p\u003e\n\u003cp\u003e3. Tighten the screw to the manufacturer-specified torque (typically\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 to 0.6 N·m\u003c\/strong\u003e).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVibration Resistance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe pressure clamp design is specifically rated for high-vibration areas (e.g., near compressors or large pumps) where standard terminal screws might vibrate loose.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQs)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the STD4A-00 S1 require ferrules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the pressure clamp design allows for bare stranded wire, the use of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003einsulated ferrules\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis highly recommended for safety and to prevent stray strands from causing short circuits between the closely spaced terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I check the signal without disconnecting the wires?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMost Yokogawa STD4A units with this terminal block include a \"Check\" terminal or allow enough space for a multimeter probe to touch the clamp plate, allowing you to measure the 4-20 mA loop current in series or the voltage across a precision resistor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit compatible with a 3-wire system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe STD4A is typically a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2-wire transmitter\u003c\/strong\u003e, meaning it draws its operating power from the same two wires used for the 4-20 mA signal.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52695403659627,"sku":"STD4A-00 S1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/yokogawa-std4a-00-s1-pressure-clamp-terminal-block-5jnqk0yrr3g_fe1f95f6-30f2-4ff7-a19f-04b4e74c8129.jpg?v=1766133923","url":"https:\/\/www.plcprotech.com\/fr\/products\/yokogawa-std4a-00-s1-pressure-clamp-terminal-block","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}