{"product_id":"honeywell-51305072-500-tdc-3000-lcn-i-o-board","title":"Honeywell 51305072-500 TDC 3000 LCN I\/O Board","description":"\u003ch2\u003eHoneywell 51305072-500 TDC 3000 LCN I\/O Board\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell 51305072-500\u003c\/strong\u003e serves as the primary \u003cstrong\u003eCLCN-A\u003c\/strong\u003e Local Control Network Input Output Board utilized to execute bidirectional signal interfacing across TDC 3000 platforms.\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\u003e51305072-500\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\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eCLCN-A \/ CLCNIO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eLocal Control Network (LCN) I\/O Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eTDC 3000 \/ TPS DCS Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.54 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e165 mm x 114 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e150 mA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation and Process Interface Features\u003c\/h3\u003e\n\u003cp\u003eThe Honeywell 51305072-500 board processes multi-channel analog and digital telemetry through local cabinet interface channels. The circuit design incorporates channel-to-channel isolation and low-noise bus drivers to maintain signal integrity across high-density DCS racks. Designed to manage 4-20 mA HART loops and discrete Fieldbus data traffic, the board features integrated digital filtering and cold junction compensation (CJC) references for direct thermocouple card interfaces operating on the same rack assembly.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What grounding procedure is required when installing the 51305072-500 board in a TDC 3000 rear chassis slot?\u003c\/p\u003e\n\u003cp\u003eA: Mount the assembly using the chassis grounding panel and ensure the rear backpanel shielding plate makes low-impedance contact with the cabinet frame ground.\u003c\/p\u003e\n\u003cp\u003eQ: Can the board be installed while the node backplane remains active?\u003c\/p\u003e\n\u003cp\u003eA: While the hardware architecture supports live insertion, field loops linked to the module must be bypassed or set to manual output mode to prevent unexpected process trips during bus handshake initialization.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that local cabinet temperatures remain strictly within the operating range of -20 to 70 deg C prior to board mounting.\u003c\/li\u003e\n\u003cli\u003eInspect slot connector pins and backpanel guide rails to confirm clean, alignment-ready physical paths free of physical obstruction.\u003c\/li\u003e\n\u003cli\u003eInsert the 51305072-500 module firmly into its assigned slot until edge connectors fully seat into the rear backplane bus.\u003c\/li\u003e\n\u003cli\u003eTerminate all field signal cable shields at a single chassis ground bus bar to eliminate ground potential loops.\u003c\/li\u003e\n\u003cli\u003eSupply 24 VDC power and verify that node communication diagnostic LEDs show steady run-state status.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48189013655742,"sku":"51305072-500","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-17_16-55-09_7b855e54-cf60-43f3-a07d-4a94e0558eb6.png?v=1781687785","url":"https:\/\/www.autooiltech.com\/ar\/products\/honeywell-51305072-500-tdc-3000-lcn-i-o-board","provider":"AutoOilTech Limited","version":"1.0","type":"link"}