{"product_id":"abb-3bse000470r1-pfbk105-16-channel-24-vdc-digital-input-module","title":"ABB 3BSE000470R1 PFBK105 16-Channel 24 VDC Digital Input Module","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePFBK105 (3BSE000470R1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003eABB\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eis a 24 VDC, 16-channel digital input module engineered for dependable signal acquisition in distributed PLC and DCS architectures. The module is intended for continuous-duty industrial environments where electrical noise immunity, long-term stability, and predictable behavior are required.\u003c\/p\u003e\n\u003cp\u003eDesigned around current-sinking input technology, the PFBK105 interfaces reliably with standard field devices such as limit switches, proximity sensors, and relay outputs. Its electrical isolation and robust input circuitry reduce the risk of false triggering and improve overall system availability.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFunctional Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePFBK105 (3BSE000470R1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econverts discrete 24 VDC field signals into internally conditioned logic states for ABB control systems. Each channel operates independently, allowing simultaneous monitoring of multiple field devices without cross-interference.\u003c\/p\u003e\n\u003cp\u003eKey functional attributes include stable threshold detection, integrated channel diagnostics (system-dependent), and compatibility with centralized or remote I\/O configurations. The module supports predictable scan behavior suitable for process control and equipment interlocking.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eElectrical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eInput signal type: Digital, current-sinking (NPN)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNumber of input channels: 16\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRated input voltage: 24 VDC nominal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperating voltage range: typically 19–30 VDC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput current per channel: approx. 8–12 mA at 24 VDC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectrical isolation: Channel-to-system isolation provided\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput filtering: Hardware debounce for noise suppression\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental and Reliability Data\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperating temperature range: –20 °C to +60 °C\u003cbr\u003eSome production variants support extended limits down to –25 °C and up to +70 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStorage temperature: –40 °C to +85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRelative humidity: Up to 95% non-condensing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtection class: IP20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMean time between failures (MTBF): ≥100,000 hours (typical industrial duty cycle)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMechanical and Installation Details\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMechanical format: Compact modular I\/O unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions: 112 × 90 × 60 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 0.58 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting method: Standard DIN-rail\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWiring interface: Front-accessible terminals for simplified maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Integration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eDepending on the hosting system architecture, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePFBK105 (3BSE000470R1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis used within ABB I\/O racks or distributed stations. Communication handling is managed by the associated controller or bus coupler; optional system configurations may involve fieldbus technologies such as RS-485 or CAN-based solutions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDiscrete signal acquisition in PLC expansion racks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemote I\/O stations in large industrial plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotor control centers and auxiliary panels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProcess monitoring in power generation, metals, chemicals, and manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the PFBK105 suitable for proximity sensors and dry contacts?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The current-sinking 24 VDC inputs are compatible with standard NPN proximity sensors, limit switches, and relay contacts when wired correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this module include channel-level diagnostics?\u003c\/strong\u003e\u003cbr\u003eA: Diagnostic behavior depends on the host system and configuration. The hardware supports stable detection and isolation, enabling controller-side diagnostics where supported.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can it be used in remote I\/O cabinets?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The module is commonly deployed in distributed I\/O systems when paired with the appropriate ABB communication interface.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":42977736949850,"sku":"3BSE000470R1 PFBK105","price":258.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/3BSE000470R1PFBK1052.jpg?v=1772098236","url":"https:\/\/www.plcmasters.com\/pt\/products\/abb-3bse000470r1-pfbk105-16-channel-24-vdc-digital-input-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}