{"product_id":"foxboro-lzsa-1000-3-i-a-series-24-vdc-dcs-power-supply-module","title":"Foxboro LZSA-1000-3 I\/A Series 24 VDC DCS Power Supply Module","description":"\u003ch2\u003eFoxboro LZSA-1000-3 I\/A Series Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for continuous DC power stabilization and current distribution in I\/A Series DCS networks, the \u003cstrong\u003eFoxboro LZSA-1000-3\u003c\/strong\u003e (\u003cstrong\u003eLZSA-1000-3\u003c\/strong\u003e Power Supply Module) provides direct physical\/electrical execution. Manufactured by TDK-Lambda for Foxboro architectures, the unit delivers regulated 24 VDC output power directly to system baseplates, control processors, and field instrument loops. The assembly incorporates internal protection circuitry and load-sharing capability to sustain stable voltage output under fluctuating inductive and capacitive field load conditions.\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\u003eLZSA-1000-3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFoxboro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e14.35 cm x 12.07 cm x 26.37 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +71 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e1000 W Output Capacity Class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Output Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Architecture\u003c\/td\u003e\n\u003ctd\u003eN+1 Parallel Load Sharing Support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Diagnostics\u003c\/td\u003e\n\u003ctd\u003eFront Panel LEDs for Output OK and Over-Temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCabinet Enclosure Mounting\u003c\/td\u003e\n\u003ctd\u003ePanel \/ Baseplate Frame Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Features\u003c\/td\u003e\n\u003ctd\u003eOver-Current, Over-Voltage, Thermal Shutdown\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; Power Rail Performance\u003c\/h3\u003e\n\u003cp\u003eThe power supply maintains continuous galvanic isolation between AC line inputs and downstream DC system buses, preventing primary mains noise from degrading sensitive 4-20 mA HART loop protocol signals. Low output ripple characteristics reduce electromagnetic interferences across adjacent analog fieldbus modules and DCS backplane lanes. The N+1 parallel configuration topology balances current output across redundant supply units, enabling live fail-safe state execution without dropping system voltage during individual power component faults.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the LZSA-1000-3 support hot-swapping in redundant power configurations?\u003c\/p\u003e\n\u003cp\u003eA: Yes. When wired in an N+1 parallel configuration with decoupling diodes, technicians can replace a failed power supply module without de-energizing the main 24 VDC system bus or disrupting controller operations.\u003c\/p\u003e\n\u003cp\u003eQ: How does the unit signal operational fault conditions locally?\u003c\/p\u003e\n\u003cp\u003eA: The front panel includes dedicated LED status indicators that display \"Output OK\" for normal voltage output and illuminate warning indicators during over-temperature or thermal overload conditions.\u003c\/p\u003e\n\u003cp\u003eQ: What environmental thermal limits apply during continuous full-load operation?\u003c\/p\u003e\n\u003cp\u003eA: The power supply is rated for operation from -40 to +71 deg C, though proper enclosure airflow spacing must be maintained inside the cabinet to prevent thermal derating at elevated ambient temperatures.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the unit vertically within an industrial enclosure using the designated mounting chassis to facilitate natural convection cooling across the heat sink. Maintain a minimum clear space of 50 mm above and below the module to prevent thermal throttling. Route incoming AC mains power wiring away from low-voltage 24 VDC output distribution cables inside cabinet channels.\u003c\/p\u003e\n\u003cp\u003eConnect the main earth ground conductor directly to the protective grounding stud before applying input power. When integrating the module into an N+1 redundant configuration, verify that all parallel supply units share identical conductor lengths to the primary bus bar to ensure equal current distribution. Periodically clean dust accumulation from external ventilation slots to ensure unhindered heat dissipation.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43931643904090,"sku":"LZSA-1000-3","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/404_808d4dd9-7738-478b-96b7-308c79e7c25c.jpg?v=1787905370","url":"https:\/\/www.spareoil.com\/products\/foxboro-lzsa-1000-3-i-a-series-24-vdc-dcs-power-supply-module","provider":"SpareOil Automation","version":"1.0","type":"link"}