{"product_id":"30731808-503-honeywell-regulator-cards","title":"30731808-503 Honeywell Regulator Cards","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 30731808-503\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e30731808-503\u003c\/strong\u003e Regulator Card, operates as a dedicated hardware component for internal voltage regulation and power rail conditioning within TDC 2000 chassis assemblies.\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\u003e30731808-503\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA \/ Global Manufacturing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.51 lbs (0.68 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard Industrial Chassis Rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered via 24 VDC Backplane Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eSlide-in Circuit Card Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (from backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltages\u003c\/td\u003e\n\u003ctd\u003e5 VDC and 12 VDC (to chassis logic)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Features\u003c\/td\u003e\n\u003ctd\u003eFront-accessible Test Sockets (Fault Detection \u0026amp; Calibration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003e2 Removable Fuses\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 Power Rail Conditioning\u003c\/h3\u003e\n\u003cp\u003eThe 30731808-503 Regulator Card converts incoming 24 VDC backplane bus power into regulated 5 VDC and 12 VDC supply lines required by adjacent system processing and I\/O logic boards. Integrated filter topologies reduce electrical ripple and transient voltage spikes across internal distribution buses.\u003c\/p\u003e\n\u003cp\u003eTo maintain operational integrity and channel-to-channel isolation across system cards, the module incorporates front-panel test sockets that facilitate real-time fault detection and output calibration without disconnecting backplane wiring. Dual removable fuses provide localized overcurrent protection, isolating internal power faults and preventing damage to common chassis backplanes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the primary output power rails generated by the 30731808-503 regulator module?\u003c\/p\u003e\n\u003cp\u003eA: The card accepts 24 VDC from the backplane and regulates it down to stable 5 VDC and 12 VDC outputs for chassis electronics.\u003c\/p\u003e\n\u003cp\u003eQ: What purpose do the front-panel test sockets serve during maintenance operations?\u003c\/p\u003e\n\u003cp\u003eA: The test sockets permit direct multimeter probe connection for real-time voltage calibration and operational fault detection.\u003c\/p\u003e\n\u003cp\u003eQ: How is overcurrent protection implemented on the 30731808-503 board?\u003c\/p\u003e\n\u003cp\u003eA: The module is equipped with two removable fuses accessible on the board for rapid inspection and field replacement.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDe-energize the rack cabinet main power feed prior to inserting or removing the regulator card from the chassis slot.\u003c\/li\u003e\n\u003cli\u003eEnsure correct keying and alignment along the card cage rails before pushing the module firmly into the backplane connectors.\u003c\/li\u003e\n\u003cli\u003eWear a grounded ESD wrist strap during handling to avoid electrostatic discharge damage to exposed solid-state components.\u003c\/li\u003e\n\u003cli\u003eVerify fuse ratings match factory specifications before applying 24 VDC backplane power to the assembly.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53197914833205,"sku":"30731808-503","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/30731808-503.png?v=1784711089","url":"https:\/\/www.5gplc.com\/products\/30731808-503-honeywell-regulator-cards","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}