{"product_id":"900b01-0301-honeywell-analog-output-module","title":"900B01-0301 | Honeywell | Analog Output Module","description":"\u003ch2\u003eHoneywell 900B01-0301 Analog Output, 0 to 20 mA, 4 Channel\u003c\/h2\u003e\n\u003cp\u003eConfigured for analog current‑loop actuation in HC900 platforms, the \u003cstrong\u003eHoneywell 900B01-0301\u003c\/strong\u003e (\u003cstrong\u003e900B01-0301\u003c\/strong\u003e analog output module) provides direct 0 to 21.8 mA sourcing across four isolated channels for deterministic field device control.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e900B01-0301\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e0.408 kg (shipping weight 2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e137 mm H x 35.6 mm W (5.4 in H x 1.4 in W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temp\u003c\/th\u003e\n\u003ctd\u003eNot specified (ambient de‑rating applies for \u0026gt;10 modules)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Channels\u003c\/th\u003e\n\u003ctd\u003e4 isolated current outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Range\u003c\/th\u003e\n\u003ctd\u003e0 to 21.8 mA selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLoad Resistance\u003c\/th\u003e\n\u003ctd\u003e750 ohms max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIsolation\u003c\/th\u003e\n\u003ctd\u003e500 VDC channel‑to‑channel, 600 VDC channel‑to‑logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAccuracy\u003c\/th\u003e\n\u003ctd\u003e0.1% full scale at reference conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum Current Sensing\u003c\/th\u003e\n\u003ctd\u003e\u0026gt; 3.5 mA per output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCalibration\u003c\/th\u003e\n\u003ctd\u003eRedundant factory calibration, automatic rejection of bad version, individual channel field calibration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiagnostics\u003c\/th\u003e\n\u003ctd\u003eFactory calibration, field calibration, configuration, +24 VDC supply monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Verification\u003c\/th\u003e\n\u003ctd\u003eFeedback to controller confirming current flow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eD\/A Resolution\u003c\/th\u003e\n\u003ctd\u003e12 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModules per Rack\u003c\/th\u003e\n\u003ctd\u003e10 max (12 with ambient temperature de‑rating)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Loading\u003c\/th\u003e\n\u003ctd\u003e5 VDC at 40 mA max \/ 24 VDC at 200 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eRack \/ backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation Behavior\u003c\/h3\u003e\n\u003cp\u003eThe module maintains stable analog loop performance when integrated with HC900 systems. Channel‑to‑channel isolation at 500 VDC prevents drift propagation and ensures each output maintains its own reference integrity. When paired with HART‑enabled field devices, the CPU processes digital overlays without disturbing the primary analog span, preserving loop continuity during polling cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 900B01-0301 be removed while the rack remains energized? A: No. The module requires full rack power‑down before extraction. The HC900 backplane does not support hot‑swap for analog output modules.\u003c\/p\u003e\n\u003cp\u003eQ: How does ambient temperature affect module count per rack? A: Up to 10 modules may be installed without restriction. Up to 12 modules are permissible when ambient temperature de‑rating guidelines are applied.\u003c\/p\u003e\n\u003cp\u003eQ: Does output verification require additional wiring? A: No. Feedback is internal to the module and reported through the backplane to the controller.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eUse shielded twisted‑pair wiring for all analog current loops to minimize noise pickup. Maintain single‑point grounding for shields to avoid circulating ground currents. Ensure proper mechanical engagement of the module into the backplane connector before energizing the rack. Avoid routing analog conductors parallel to high‑voltage wiring; use segregated trays where possible. For long loop runs, maintain consistent grounding references to prevent span drift at the field device.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48190865637566,"sku":"900B01-0301","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/900A16-0101_3.jpg?v=1782287705","url":"https:\/\/www.autooiltech.com\/ar\/products\/900b01-0301-honeywell-analog-output-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}