{"product_id":"yokogawa-nfdr541-p00-relay-output-module","title":"Yokogawa NFDR541-P00 Relay Output Module","description":"\u003cp\u003eConfigured for high-voltage dry-contact discrete switching in FCN and FCJ autonomous controllers, the \u003cstrong\u003eYokogawa NFDR541-P00\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eNFDR541\u003c\/strong\u003e Relay Output Module, provides direct physical\/electrical execution. It interfaces local digital control logic to final field actuators, driving interposing relays, solenoid valves, and status indicators across STARDOM control networks.\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\u003eNFDR541-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\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e3.3 cm x 12.7 cm x 12.7 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e780 mA (at 5 V DC backplane bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e16 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Type\u003c\/td\u003e\n\u003ctd\u003eRelay contacts (dry contact)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage Range\u003c\/td\u003e\n\u003ctd\u003e24 to 110 V DC \/ 100 to 240 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switching Current\u003c\/td\u003e\n\u003ctd\u003e5 A per channel (DC) \/ 3 A per channel (AC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e2000 V AC (channels to backplane power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003ePressure clamp terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail or panel mount\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\u003c\/h3\u003e\n\u003cp\u003eThe NFDR541-P00 features an internal galvanic isolation barrier rated at 2000 V AC between individual field contact circuits and the internal 5 V DC backplane power rail. This high-voltage isolation prevents inductive switching spikes, contact arc noise, and field ground potential differences from leaking back into the internal system bus. By suppressing common-mode transients from heavy inductive loads like solenoids, the module protects adjacent high-accuracy analog I\/O modules and 4-20 mA HART loop communication lines from signal degradation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the maximum switching current limits for AC and DC external loads connected to the NFDR541-P00?\u003c\/p\u003e\n\u003cp\u003eA: The module supports a maximum switching current of up to 5 A per channel for 24 to 110 V DC loads and up to 3 A per channel for 100 to 240 V AC loads.\u003c\/p\u003e\n\u003cp\u003eQ: How are external field cables terminated on the NFDR541-P00 module?\u003c\/p\u003e\n\u003cp\u003eA: Field wiring connects directly via pressure clamp terminal blocks, providing secure electrical contact for dry-contact field devices without requiring soldering or specialized lug crimping tools.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure all field power sources (24-110 V DC \/ 100-240 V AC) feeding the relay contacts are fully de-energized before attaching pressure clamp terminal blocks.\u003c\/li\u003e\n\u003cli\u003eVerify that the STARDOM node rack is grounded to a central protective earth bar to maintain the 2000 V AC isolation rating across field and backplane circuits.\u003c\/li\u003e\n\u003cli\u003eInstall snubber circuits or freewheeling diodes across external inductive loads (such as solenoid coils) to prevent contact arc erosion and suppress EMI noise.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52608894828824,"sku":"NFDR541-P00","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/NFTI3S-00_2.png?v=1788426337","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-nfdr541-p00-relay-output-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}