{"product_id":"louis-allis-co-5y897-0444-firing-logic-control-board","title":"LOUIS ALLIS CO. 5Y897-0444 Firing Logic Control Board","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eThis product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e· Type: Firing Logic Control Board for power control applications\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e· Controls firing angle and timing for SCRs or triacs in power circuits · Synchronizes trigger pulses with the AC power cycle for accurate phase control · Generates controlled electrical pulses to activate power devices precisely · Supports analog input signals (e.g., 0-5 V or 4-20 mA) for delay angle commands · Incorporates fault logic circuitry to protect against overcurrent, phase loss, incorrect phase sequence, and overtemperature · Adjustable parameters may include soft-start and soft-stop functionality for smooth operation · Designed for integration into motor drives, heating controllers, or industrial power systems · Compatible with digital or analog control systems for firing angle optimization · Enhances efficiency and extends equipment life by minimizing power loss and electrical stress · Electrical ratings (voltage, current, horsepower) to be verified per device nameplate or system requirements\u003c\/p\u003e","brand":"Louis Allis","offers":[{"title":"Default Title","offer_id":43673206882413,"sku":"14947","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_dbbe2ed6-06c9-4e18-b8ee-f7062d5d86c5.jpg?v=1763350721","url":"https:\/\/willardshvacsupply.com\/products\/louis-allis-co-5y897-0444-firing-logic-control-board","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}