{"product_id":"yokogawa-nfap135-s50-pulse-input-module-stardom","title":"Yokogawa NFAP135-S50 Pulse Input Module | STARDOM","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa NFAP135-S50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a high-performance pulse input interface for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSTARDOM\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eautonomous controller series. This module captures frequency-based signals from flow meters, tachometers, and encoders, converting high-speed pulses into precise digital data. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, providing a factory-certified solution for mission-critical data acquisition where signal timing and isolation remain paramount.\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe NFAP135 series utilizes a modular suffix system to define its hardware generation and functional compatibility:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCode Segment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDefinition\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNFAP135\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBase Model: 8-Channel Isolated Pulse Input Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e-S\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Type for industrial process applications\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e5\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHigh-performance hardware revision for FCN\/FCJ controllers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e0\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBasic configuration (No specialized conformal coating)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe NFAP135-S50 handles high-frequency inputs with superior electrical isolation:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Channels:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 isolated channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Frequency Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0 to 10 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Refresh Cycle:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Types:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports 2-wire (Contact ON\/OFF, voltage\/current pulse) and 3-wire (Voltage pulse)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePulse Width:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMinimum detectable width of 40 μs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTransmitter Power Supply:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSelectable 12 V DC or 24 V DC output\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWithstanding Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500 V AC for 1 minute (Channel-to-channel and channel-to-system)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.3 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConnection Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePressure clamp terminal or MIL connector cable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe NFAP135-S50 solves specific field integration challenges through robust electrical engineering:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComprehensive Signal Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module provides 500 V AC isolation between individual channels. This architecture prevents electrical noise or ground loops from affecting adjacent inputs, ensuring accurate frequency measurement even in environments with heavy motor interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Transmitter Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis unit eliminates the need for external power supplies for field sensors. By supplying selectable 12V or 24V DC directly to 2-wire or 3-wire transmitters, it simplifies cabinet wiring and reduces hardware costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAnti-Chattering Filter Function:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe software-selectable filter eliminates mechanical contact bounce (chattering). This ensures the controller counts only valid pulses, preventing false data readings in systems utilizing relay or transistor switch inputs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Speed Determinism:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA rapid 2 ms data refresh cycle ensures the STARDOM controller tracks instantaneous changes in flow rates or rotational speeds. This minimizes control lag in high-speed PID loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Termination Options:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEngineers can choose between pressure clamp terminals for direct wiring or MIL connector cables for rapid, pre-fabricated system assembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the NFAP135-S50 supply power to a 4-20mA transmitter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. While this module provides 12\/24V DC power, it specifically captures pulse and frequency signals. For 4-20mA analog signals, you must use an analog input module like the NFAI143.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the module handle high-frequency current pulses?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The NFAP135-S50 internally converts current pulses into voltage signals. You can select the appropriate shunt resistance (OFF\/200\/500\/1000 Ω) to match the impedance requirements of your field sensor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this module support hot-swapping?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The STARDOM FCN architecture supports hot-swapping of I\/O modules; however, you must ensure the baseplate configuration and software settings allow for online replacement to avoid process interruption.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a 100% original Yokogawa part?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. We guarantee every NFAP135-S50 is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, shipped in the manufacturer’s factory-sealed packaging with full traceability.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52551670726965,"sku":"NFAP135-S50","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/NFPW442-50_89fb36d3-9e7f-4529-a957-f67239290117.jpg?v=1775731808","url":"https:\/\/www.5gplc.com\/products\/yokogawa-nfap135-s50-pulse-input-module-stardom","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}