{"product_id":"asd143-p00-sb4s0-yokogawa-digital-input-module","title":"ASD143-P00\/SB4S0  Yokogawa Digital Input Module","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eASD143-P00\/SB4S0\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density digital input module designed for the Yokogawa CENTUM VP and related distributed control architectures. Unlike analog input modules, the ASD143-P00\/SB4S0 is optimized for discrete signal monitoring, providing reliable detection of switch states, relay contacts, and limit sensors within industrial automation systems.\u003c\/p\u003e\n\u003cp\u003eThis module converts 24 V DC field signals into logic-level data for the DCS, enabling sequence control, safety interlocks, and process status monitoring. The module incorporates optical galvanic isolation to protect the internal system bus from electrical surges and transient field disturbances.\u003c\/p\u003e\n\u003cp\u003eThe ASD143-P00\/SB4S0 is engineered for high-speed response, achieving millisecond-level signal detection suitable for safety-critical process sequencing and plant protection logic. The \/SB4S0 suffix denotes a specific terminal connector configuration designed for secure, vibration-resistant field wiring connections.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\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\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eASD143-P00\/SB4S0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 isolated digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC (+20% \/ –15%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e4.1 mA per channel at 24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eOptical galvanic isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eON Voltage Threshold\u003c\/td\u003e\n\u003ctd\u003e≥ 18 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOFF Voltage Threshold\u003c\/td\u003e\n\u003ctd\u003e≤ 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e≤ 8 ms (ON\/OFF transitions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd\u003ePer-channel LED diagnostics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e150 mA at 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Interface\u003c\/td\u003e\n\u003ctd\u003e\/SB4S0 connector type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e 0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eApplication\u003c\/h2\u003e\n\u003cp\u003eThe ASD143-P00\/SB4S0 is widely deployed in:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePower plant burner management systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePetrochemical valve position monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater and wastewater treatment pump control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial safety and interlock logic systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is particularly suitable for environments with high electrical noise or complex switching logic requirements.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical FAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the ASD143-P00\/SB4S0 require external input power?\u003c\/strong\u003e\u003cbr\u003eYes. A 24 V DC field power supply is required to energize the input loops. Optical isolation ensures separation between field wiring and DCS internal circuitry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the \/SB4S0 suffix affect installation?\u003c\/strong\u003e\u003cbr\u003eThe \/SB4S0 suffix specifies the physical connector and terminal layout. Proper wiring matching the pinout configuration is essential to avoid installation errors and ensure reliable signal acquisition.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51849292644664,"sku":"ASD143-P00\/ SB4S0","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/ASD143-P00_SB4S0.jpg?v=1772502775","url":"https:\/\/www.automodulexpert.com\/products\/asd143-p00-sb4s0-yokogawa-digital-input-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}