{"product_id":"abb-pfvk-108-ym110001-sh-relay-board","title":"ABB PFVK 108 YM110001-SH Relay Board","description":"\u003cp\u003eConfigured for specialized contact switching functions in industrial control networks, the \u003cstrong\u003eABB PFVK 108\u003c\/strong\u003e (\u003cstrong\u003ePFVK 108\u003c\/strong\u003e Relay Board) provides direct physical\/electrical execution. Operating as a dedicated hardware module, this component routes binary command signals between internal processing backplanes and field actuator circuits via localized contact sets driven by an on-board 24 VDC voltage supply loop.\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\u003ePFVK 108 (YM110001-SH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.205 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e120 mm x 80 mm (Substrate area)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNominally powered by 24 VDC supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Type\u003c\/td\u003e\n\u003ctd\u003eRelay Board (Spare Parts Classification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCustoms Tariff Number\u003c\/td\u003e\n\u003ctd\u003e85389091\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWEEE Category\u003c\/td\u003e\n\u003ctd\u003eProduct Not in WEEE Scope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe execution latency of the \u003cstrong\u003eABB PFVK 108\u003c\/strong\u003e is timed to match localized backplane bus communication velocity constraints within high-density control racks. By decoupling the field inductive loops through independent relay sets, the board prevents electrical noise propagation from degrading downstream Profinet or EtherNet\/IP deterministic networks. This isolation configuration protects logic processors during peak I\/O density scaling phases, preventing data frame dropouts on the active communication channels and maintaining steady deterministic scan intervals across the system node map.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the primary diagnostic validation requirements before cycling the 24 VDC power supply to the board?\u003c\/p\u003e\n\u003cp\u003eA: Check the input power wire polarity to make sure it aligns with the terminal markings. Verify that the combined inductive and resistive load assigned across the relay contacts does not surpass the nominal maximum safety limits of the micro-relays on the 120x80 mm substrate.\u003c\/p\u003e\n\u003cp\u003eQ: Is this relay board rated for live insertion or extraction while the backplane bus is energized?\u003c\/p\u003e\n\u003cp\u003eA: No. Hot-swapping the board when the 24 VDC power supply loop is live can introduce arc discharges across the power pins and trigger inductive voltage transients. This can cause fault trips or firmware lockups on adjacent digital modules within the same rack network segment.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN-Rail or Sub-Panel Mounting\u003c\/strong\u003e: Secure the board inside a dust-free enclosure using standard industrial standoffs or a compatible mounting base to fit the 120x80 mm dimensions. Ensure no mechanical flexing stress impacts the printed circuit board assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring and Clearance\u003c\/strong\u003e: Maintain a distinct separation distance of at least 50 mm between the low-voltage 24 VDC supply inputs and any high-voltage field wiring connected to the relay switching output contacts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInductive Load Suppression\u003c\/strong\u003e: Install flyback diodes for DC inductive loads or RC snubbers for AC inductive loads across the external field device terminals. This step suppresses voltage spikes during contact switching and extends terminal life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding Compliance\u003c\/strong\u003e: Terminate any field signal line shields at the single-point instrument ground bus bar inside the enclosure. Do not form multiple ground connections to ensure ground loop currents are not generated.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53105635623221,"sku":"PFVK 108 YM110001-SH","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/PFVK108YM110001-SH.png?v=1783496137","url":"https:\/\/www.5gplc.com\/products\/abb-pfvk-108-ym110001-sh-relay-board","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}