{"product_id":"yokogawa-asd143-p00-digital-input-module","title":"Yokogawa ASD143-P00 Digital Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa ASD143-P00\u003c\/strong\u003e , also cataloged as the \u003cstrong\u003eASD143\u003c\/strong\u003e Digital Input Module, operates as a dedicated hardware component for NAMUR-compliant discrete signal acquisition and intrinsic safety field interfacing within Yokogawa CENTUM and ProSafe systems.\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\u003eASD143-P00\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\u003e0.50 kg (1.10 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e38 mm x 127 mm x 152 mm (1.5 in x 5.0 in x 6.0 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e150 mA at 5 VDC, 110 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital Input Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 isolated channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Standard\u003c\/td\u003e\n\u003ctd\u003eNAMUR (IEC 60947-5-6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e15 ms input response time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Frequency\u003c\/td\u003e\n\u003ctd\u003e25 Hz maximum ON\/OFF frequency\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse Detection\u003c\/td\u003e\n\u003ctd\u003ePushbutton ON detection \u0026gt;= 20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1500 VAC withstanding voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel-to-Channel Isolation Integration\u003c\/h3\u003e\n\u003cp\u003eThe ASD143-P00 conditions and digitizes field signals from proximity switches, pushbuttons, and discrete contact sensors deployed across hazardous plant zones. Featuring built-in intrinsic safety barriers and 1500 VAC channel-to-channel isolation, the module suppresses electromagnetic interference and eliminates ground loop current paths. The NAMUR-compliant input stage operates alongside 4-20 mA HART loop protocol analog architectures, providing discrete status feedback and pulse count telemetry directly to host CENTUM control units.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What input switching frequency and response limits are supported by the ASD143-P00?\u003c\/p\u003e\n\u003cp\u003eA: The module processes input state transitions with a 15 ms response time, detecting pulse\/pushbutton ON duration of at least 20 ms up to a maximum switching frequency of 25 Hz.\u003c\/p\u003e\n\u003cp\u003eQ: Is external barrier hardware required for hazardous area NAMUR field sensor connections?\u003c\/p\u003e\n\u003cp\u003eA: No, the ASD143-P00 features an integrated intrinsic safety barrier specifically engineered to interface directly with NAMUR (IEC 60947-5-6) field devices without external safety isolation components.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDe-energize system backplane power and loop power supplies prior to inserting or removing the card assembly.\u003c\/li\u003e\n\u003cli\u003eMaintain strict ESD safety precautions, attaching a wrist strap to the chassis protective earth terminal before handling the module.\u003c\/li\u003e\n\u003cli\u003eSlide the ASD143-P00 along the card guides until the rear connector seats firmly into the rack baseplate backplane.\u003c\/li\u003e\n\u003cli\u003eFasten top and bottom retaining screws to ensure solid chassis grounding and prevent loosening due to ambient vibration.\u003c\/li\u003e\n\u003cli\u003eRoute NAMUR field signal wiring away from high-voltage AC cables, ensuring shields are grounded at a single protective earth point.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52626203476248,"sku":"ASD143-P00","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/ASI133-S00_3_40ba394b-2300-4a19-a605-058f8947a58d.png?v=1788773682","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-asd143-p00-digital-input-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}