{"product_id":"yokogawa-pw401-s2-power-supply","title":"Yokogawa PW401 S2 Power Supply","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa PW401 S2\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePW401\u003c\/strong\u003e Power Supply Module, operates as a dedicated hardware component for converting wide-range AC\/DC input power into regulated low-voltage DC power within CENTUM VP \/ CS 3000 Field Control Station (FCS) architectures.\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\u003ePW401 S2\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\u003e1.54 kg (3.4 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e166 x 64 x 36 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 deg C to +50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e102 W nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e85-264 VAC \/ 100-370 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e24-60 VDC adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e1-10 A (load dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003eUp to 96%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Factor\u003c\/td\u003e\n\u003ctd\u003e0.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eGalvanic Isolation and Power Conditioning Architecture\u003c\/h3\u003e\n\u003cp\u003eThe module incorporates high-frequency transformer coupling to establish electrical isolation between primary AC supply lines and downstream control circuitry. This internal switching topology suppresses line transients and prevents common-mode noise propagation onto the system backplane bus. Passive heat-sink conduction and active power factor correction (0.95) optimize power conversion while preserving thermal limits during continuous operation. Output regulation feedback loops ensure strict channel voltage tolerance for analog input\/output subsystems and cold junction compensation (CJC) field terminations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What input power sources are supported by the PW401 S2 input terminal block?\u003c\/p\u003e\n\u003cp\u003eA: The module accepts single-phase AC line power from 85 to 264 VAC or direct-current supplies from 100 to 370 VDC without physical jumper reconfigurations.\u003c\/p\u003e\n\u003cp\u003eQ: Can the output DC bus voltage be adjusted in the field?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the DC output stage can be adjusted between 24 VDC and 60 VDC to suit specific Field Control Station and I\/O module bus voltage requirements.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the module vertically into the designated power supply slot of the DCS base rack, ensuring the rear backplane connectors align fully before securing the retention screws.\u003c\/li\u003e\n\u003cli\u003eVerify that line power is de-energized before connecting input conductors to the primary terminal block.\u003c\/li\u003e\n\u003cli\u003eRoute field wiring with sufficient separation from high-noise power lines to limit electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum of 50 mm clearance above and below the module ventilation slots to ensure passive airflow dissipation within IP20 rated control enclosures.\u003c\/li\u003e\n\u003cli\u003eApply input voltage and verify DC output bus regulation within expected operating bounds prior to commissioning downstream I\/O cards.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52742538821912,"sku":"PW401 S2","price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/PW401S22.png?v=1790041730","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-pw401-s2-power-supply","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}