{"product_id":"nt225aa-04-yokogawa-centum-vp-cs-3000-power-supply-modules","title":"NT225AA-04 YOKOGAWA CENTUM VP CS 3000 Power Supply Modules","description":"\u003ch2\u003eYOKOGAWA NT225AA-04 Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYOKOGAWA NT225AA-04\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eNT225AA\u003c\/strong\u003e Power Supply Module, operates as a dedicated hardware component for supplying regulated DC voltage and executing fault diagnostics within CENTUM VP, CS 3000, and ProSafe-RS control system 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\u003eNT225AA-04\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\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e130 x 45 x 245 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e~120 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e100-120 VAC \/ 200-240 VAC (auto-switching)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC +\/-5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;=85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e10-90% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation and Loop Power Integrity\u003c\/h3\u003e\n\u003cp\u003eYokogawa DCS infrastructure requires robust channel-to-channel isolation and tight voltage stability to maintain signal integrity across analog I\/O cards. The unit delivers a regulated 24 VDC output that shields sensitive controller electronics from line variations. When deployed in dual-redundant power configurations, internal diode-ORing mechanisms prevent back-feeding, while localized cold junction compensation (CJC) circuits on associated analog field buses remain unaffected by power-line ripple or sudden load shifts.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the module support hot-swapping during active system operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes. When configured in a dual-redundant rack alignment alongside a secondary unit, field technicians can safely extract and replace a faulted module without powering down the system rack or interrupting process loops.\u003c\/p\u003e\n\u003cp\u003eQ: What protective measures prevent damage to connected system I\/O modules during downstream fault conditions?\u003c\/p\u003e\n\u003cp\u003eA: The module integrates active overvoltage, overcurrent, and short-circuit protection circuits. Upon detecting an output short or overcurrent state, the internal logic limits total output power to mitigate thermal damage and safeguard connected backplane buses.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the unit directly into the designated slot of the system chassis, ensuring the rear connector pins engage completely with the backplane bus. Field technicians must verify proper ground bonding by attaching a low-impedance copper drain wire from the enclosure ground point directly to the cabinet star-ground bar.\u003c\/p\u003e\n\u003cp\u003eMaintain a minimum clearance of 50 mm above and below the module rack to facilitate natural convective cooling and prevent localized thermal buildup. Run AC power feeder cables in separate conduit pathways away from sensitive low-level analog I\/O wiring to minimize electromagnetic interference across field loops.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43895548837978,"sku":"NT225AA-04","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/59._b2d32ee9-bbcd-4349-811f-f74b6a628868.jpg?v=1787541602","url":"https:\/\/www.spareoil.com\/products\/nt225aa-04-yokogawa-centum-vp-cs-3000-power-supply-modules","provider":"SpareOil Automation","version":"1.0","type":"link"}