{"product_id":"yokogawa-pw502-s1-power-supply-new-original-stock","title":"YOKOGAWA  PW502 S1 Power Supply New \u0026 Original Stock","description":"\u003cp\u003eThe \u003cstrong\u003eYOKOGAWA PW502 S1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePW502\u003c\/strong\u003e Power Supply Unit, operates as a dedicated hardware component for power regulation within Yokogawa process control platforms. This module executes the conversion of input AC supply voltage into regulated DC output, maintaining the necessary electrical potential for system backplanes and integrated control modules.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe model identifier PW502 S1 signifies a specific hardware iteration. The \"S1\" suffix indicates a revised board layout and component selection optimized for current-generation Yokogawa DCS chassis, ensuring mechanical form factor compatibility and standard electrical interface matching.\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\u003ePW502 S1\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\u003e3.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e5.1 cm x 20.3 cm x 15.2 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLoad dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and Signal Isolation\u003c\/h3\u003e\n\u003cp\u003eThe PW502 S1 is designed to maintain consistent voltage rails necessary for the continuity of the 4-20 mA HART loop protocol. The module incorporates channel-to-channel isolation to prevent the injection of common-mode electrical noise into the control bus. Integrated cold junction compensation (CJC) is maintained within the power stage, ensuring that thermal variances do not interfere with the precision of field instrumentation signals.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the PW502 S1 be operated in a redundant power configuration?\u003c\/p\u003e\n\u003cp\u003eA: Yes, this module is compatible with redundant power supply backplanes. When paired with a secondary unit, the system manages automatic load sharing and failover to ensure that no interruption in power occurs if a single module fails.\u003c\/p\u003e\n\u003cp\u003eQ: What are the risks of exceeding the module's rated operating temperature?\u003c\/p\u003e\n\u003cp\u003eA: Operating above 50 deg C significantly accelerates the degradation of internal electrolytic capacitors. This can lead to increased output ripple, voltage instability, and eventual premature module failure. Always ensure adequate rack airflow.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the system rack is de-energized before beginning the installation of the power supply.\u003c\/li\u003e\n\u003cli\u003eAlign the module with the chassis guide rails to prevent damage to the rear-mounted backplane connector pins.\u003c\/li\u003e\n\u003cli\u003eApply steady pressure until the module is fully seated, then secure the front-panel mounting hardware.\u003c\/li\u003e\n\u003cli\u003eVerify the integrity of the protective earth (PE) ground connection to the chassis frame before applying input power.\u003c\/li\u003e\n\u003cli\u003eCheck the status indicators on the module front panel post-installation to confirm that output voltage levels are within the nominal operating range.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49136908828924,"sku":"PW501 S1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/PW501_S12.jpg?v=1779846288","url":"https:\/\/www.electronicplc.com\/ar\/products\/yokogawa-pw502-s1-power-supply-new-original-stock","provider":"Electronic PLC","version":"1.0","type":"link"}