{"product_id":"51305829-400-honeywell-differential-pressure-transmitters","title":"51305829-400 Honeywell Differential Pressure Transmitters","description":"\u003cp\u003eConfigured for high-accuracy liquid and gas differential pressure measurement in DCS loops, the \u003cstrong\u003eHoneywell 51305829-400\u003c\/strong\u003e (\u003cstrong\u003e51305829-400\u003c\/strong\u003e Differential Pressure Transmitter) provides direct physical signal execution through primary process connections.\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\u003e51305829-400\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\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 82 deg C (-40 to 180 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLoop-powered via 12-24 VDC supply voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e0 to 100 inH2O (0 to 100 inches of water)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverpressure Limit\u003c\/td\u003e\n\u003ctd\u003e-1 to 20.7 bar (-15 to 300 psi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Protocol\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC current loop, HART, FOUNDATION Fieldbus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReference Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.15% of span (+\/-0.25% FS max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRepeatability\u003c\/td\u003e\n\u003ctd\u003e+\/-0.10% of FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLong-Term Stability\u003c\/td\u003e\n\u003ctd\u003e+\/-0.05% of span per year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurndown Ratio\u003c\/td\u003e\n\u003ctd\u003e10:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Protection\u003c\/td\u003e\n\u003ctd\u003eNEMA 4X \/ IP66 rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Connection\u003c\/td\u003e\n\u003ctd\u003e1\/4 in NPT female\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 and FOUNDATION Fieldbus Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe 51305829-400 differential pressure assembly converts piezoresistive element deflection into a calibrated 4-20 mA DC current signal over two-wire loop networks. Integrated digital processing units support HART protocol overlay and option-card FOUNDATION Fieldbus communications, allowing direct integration into centralized DCS asset management software.\u003c\/p\u003e\n\u003cp\u003eInternal signal conditioning includes active temperature compensation operating from -40 to 40 deg C (-40 to 104 deg F) to minimize thermal span errors. Built-in channel-to-channel isolation and surge suppression circuits isolate internal piezoresistive sensing circuitry from field wiring transients and common-mode loop ground potential differences.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What power supply range is required to drive the 51305829-400 output loop?\u003c\/p\u003e\n\u003cp\u003eA: The transmitter operates on a 12 to 24 VDC power supply connected directly across the two-wire 4-20 mA current loop terminals.\u003c\/p\u003e\n\u003cp\u003eQ: What process connection size is provided on the transmitter body?\u003c\/p\u003e\n\u003cp\u003eA: Physical process interface ports are standard 1\/4 in NPT female connections.\u003c\/p\u003e\n\u003cp\u003eQ: How is thermal baseline drift minimized across changing ambient conditions?\u003c\/p\u003e\n\u003cp\u003eA: Onboard temperature compensation algorithms continuously correct sensor cell output across the -40 to 40 deg C (-40 to 104 deg F) compensated operating band.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the transmitter securely using the integrated bracket holes, ensuring process ports are oriented to allow adequate condensate drainage or impulse line venting.\u003c\/li\u003e\n\u003cli\u003eThread impulse piping into the 1\/4 in NPT process connections using approved PTFE tape or thread sealant, achieving a minimum of 5 full threads engagement.\u003c\/li\u003e\n\u003cli\u003eConnect two-wire 4-20 mA loop wiring to the internal terminal block, taking care to properly ground cable shielding at the control cabinet end only.\u003c\/li\u003e\n\u003cli\u003eEnsure enclosure cover O-rings are fully seated and conduit plugs are sealed to maintain NEMA 4X \/ IP66 ingress protection ratings in outdoor environments.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":53197759250741,"sku":"51305829-400","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/51305542-600_70d221df-8442-4b9c-947f-295ff6464969.png?v=1784709574","url":"https:\/\/www.5gplc.com\/products\/51305829-400-honeywell-differential-pressure-transmitters","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}