{"product_id":"pw302-yokogawa-power-supply-module","title":"PW302 Yokogawa Power Supply Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa PW302\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePW302\u003c\/strong\u003e Power Supply Module, operates as a dedicated hardware component for direct AC to DC conversion and regulated voltage bus distribution within Yokogawa FA-M3 control systems.\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\u003ePW302\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\u003e3.6 kg (7.9 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e102 mm x 279 mm x 254 mm (4.02 in x 11.0 in x 10.0 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e220 VA at 100 VAC, 220 VA at 220 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e100 to 120 VAC or 220 to 240 VAC (+\/-10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e2.6 A at 100 VAC, 1.25 A at 220 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e+5.1 VDC and +12 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Ripple and Noise\u003c\/td\u003e\n\u003ctd\u003e50 mVp-p (5.1 VDC), 100 mVp-p (12 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e20 A for +5.1 VDC, 3 A for +12 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003eUp to 86%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Method\u003c\/td\u003e\n\u003ctd\u003eNatural convection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Features\u003c\/td\u003e\n\u003ctd\u003eOvervoltage, overcurrent, and short circuit protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMTBF\u003c\/td\u003e\n\u003ctd\u003e100,000 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and 4-20 mA HART Loop Protocol Integration\u003c\/h3\u003e\n\u003cp\u003eThe PW302 power supply incorporates internal galvanic isolation to separate line-side high-voltage AC inputs from internal low-voltage DC logic buses (+5.1 VDC and +12 VDC). In Yokogawa system sub-racks housing analog modules that process 4-20 mA HART loop protocol signals, high-efficiency regulation limits switching ripple and common-mode noise transfer to the backplane, preserving signal integrity across process control measurement channels.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the PW302 module maintain thermal dissipation during continuous load execution?\u003c\/p\u003e\n\u003cp\u003eA: The module relies on natural convection cooling; maintaining clear vertical ventilation paths above and below the sub-rack enclosure is required to prevent thermal derating.\u003c\/p\u003e\n\u003cp\u003eQ: What happens if an overcurrent or short-circuit condition occurs on the +5.1 VDC or +12 VDC outputs?\u003c\/p\u003e\n\u003cp\u003eA: Integrated internal protection circuitry triggers automatic output limiting or shutdown to prevent damage to the power supply and backplane components.\u003c\/p\u003e\n\u003cp\u003eQ: Can the PW302 operate directly from a 220-240 VAC supply line without external step-down transformers?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the input circuit accepts nominal input voltages from 100 to 120 VAC or 220 to 240 VAC within a +\/-10% tolerance range.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD Protection:\u003c\/strong\u003e Always wear a grounded anti-static wrist strap when inserting or removing sub-rack components to prevent static discharge damage to internal electronics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Input Line Isolation:\u003c\/strong\u003e Ensure main AC power lines are de-energized and verified via a multimeter prior to connecting conductors to the input terminal block.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabinet Earthing:\u003c\/strong\u003e Connect the designated protective earth (PE) grounding terminal directly to the main panel ground bar with a short, low-impedance copper lead.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Separation:\u003c\/strong\u003e Route high-voltage AC input wiring in dedicated channels separated from low-voltage DC lines and sensitive measurement cabling.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53312723910965,"sku":"PW302","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/PW4021_73ae4aed-3971-4719-a8f8-80d20a901f68.jpg?v=1786950616","url":"https:\/\/www.5gplc.com\/products\/pw302-yokogawa-power-supply-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}