{"product_id":"amn21-yokogawa-relay-i-o-module-nest","title":"AMN21 | Yokogawa Relay I\/O Module Nest","description":"\u003ch2\u003eYokogawa AMN21 Relay I\/O Module Nest\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa AMN21\u003c\/strong\u003e nest, also cataloged as the \u003cstrong\u003eAMN21\u003c\/strong\u003e Relay I\/O Module Nest, operates as a dedicated hardware component for relay signal switching within CENTUM CS1000, CS3000, and CENTUM VP control platforms. It provides structured electrical and mechanical support for multiple relay I\/O modules, ensuring isolated channel-to-channel signal operation.\u003c\/p\u003e\n\u003ch3\u003eHardwareSpecifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\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\u003eModelBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa AMN21\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\u003e2.0 kg (without modules)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa relay nest size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperatingTemp\u003c\/td\u003e\n\u003ctd\u003e-10 degC to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorageTemp\u003c\/td\u003e\n\u003ctd\u003e-20 degC to 70 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e10% to 90% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePowerConsumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC \/ 110 VAC \/ 220 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelayCapacity\u003c\/td\u003e\n\u003ctd\u003e2 A @ 250 V AC \/ 30 V DC per relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystemCompatibility\u003c\/td\u003e\n\u003ctd\u003eCENTUM CS1000, CS3000, CENTUM VP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModuleSupport\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa Relay I\/O Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMountingOptions\u003c\/td\u003e\n\u003ctd\u003e19-inch rack or cabinet mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterialBuild\u003c\/td\u003e\n\u003ctd\u003eIndustrial-grade plastic and anti-corrosive metal alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003e\u003cstrong\u003eProcessControlTechnicalFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation:\u003c\/strong\u003e Electrical separation ensures minimal cross-talk between adjacent relay modules, protecting signal integrity in complex I\/O configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol Compatibility:\u003c\/strong\u003e Supports interfacing with analog transmitters for process control feedback and monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJc):\u003c\/strong\u003e Maintains accurate relay actuation in environments with fluctuating cabinet temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFrequentlyAskedQuestions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eQ: VnA: Can modules be hot-swapped while the AMN21 is powered?\u003cbr\u003eA: Hot-swapping is not recommended; modules should only be inserted or removed with power removed to avoid backplane voltage transients.\u003c\/p\u003e\n\u003cp\u003eQ: VnA: What is the typical relay switching delay?\u003cbr\u003eA: Switching delay is primarily determined by the relay coil response, typically in the millisecond range per module datasheet.\u003c\/p\u003e\n\u003cp\u003eQ: VnA: Does the AMN21 support both AC and DC relay loads simultaneously?\u003cbr\u003eA: Yes, provided each relay channel is connected within its rated voltage and current specification limits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFieldInstallationGuidelines\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMount the AMN21 in a stable rack or cabinet, ensuring at least 50 mm clearance for airflow.\u003c\/li\u003e\n\u003cli\u003eConnect power supply lines to the appropriate 24 VDC or AC terminals, observing polarity.\u003c\/li\u003e\n\u003cli\u003eEnsure shielded wiring for field inputs and outputs is properly grounded to reduce EMI.\u003c\/li\u003e\n\u003cli\u003eProtect empty slots with dummy covers to prevent dust and humidity ingress.\u003c\/li\u003e\n\u003cli\u003eRoute signal wiring separately from high-current power lines to maintain channel isolation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44150368370776,"sku":"AMN21","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/AMN21-3.jpg?v=1779937952","url":"https:\/\/www.industriaxplc.com\/products\/amn21-yokogawa-relay-i-o-module-nest","provider":"IndustriaX Limited","version":"1.0","type":"link"}