{"product_id":"honeywell-8u-paih54-high-level-analog-input-module","title":"Honeywell 8U-PAIH54 High-Level Analog Input Module","description":"\u003cp\u003eConfigured for high-level signal conversion in Honeywell Series 8 I\/O Terminal Assembly (IOTA) systems, the \u003cstrong\u003eHoneywell 8U-PAIH54\u003c\/strong\u003e (\u003cstrong\u003e8U-PAIH54\u003c\/strong\u003e High-Level Analog Input Module) provides direct physical\/electrical execution. The hardware acquires variable analog process inputs, processing differential and single-ended signals across 0-10 V and 4-20 mA measurement ranges. High-resolution 16-bit analog-to-digital converters translate field instrumentation variables into continuous digital data streams for controller processing across extended operating temperature environments.\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\u003e8U-PAIH54\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e100 mm x 68 mm x 50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHigh-Level Analog Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Types\u003c\/td\u003e\n\u003ctd\u003eDifferential and Single-ended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Range\u003c\/td\u003e\n\u003ctd\u003e0-10 V, 4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Resolution\u003c\/td\u003e\n\u003ctd\u003e16 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Isolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-system electrical isolation\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-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe 8U-PAIH54 incorporates multi-channel analog signal acquisition hardware supporting 4-20 mA HART loop protocol configurations and standard 0-10 V voltage range inputs. Integrated channel-to-channel isolation circuits suppress noise propagation and shield internal processing nodes from ground potential differences across field wiring points. Onboard cold junction compensation (CJC) algorithms maintain high-accuracy 16-bit signal conversion within +\/-0.1% of full scale across wide ambient temperature variations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 8U-PAIH54 accept both differential and single-ended input wiring?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module supports software and termination configuration for both differential and single-ended field signal connections.\u003c\/p\u003e\n\u003cp\u003eQ: What operating voltage is required to power the internal circuitry of the 8U-PAIH54?\u003c\/p\u003e\n\u003cp\u003eA: The module operates from a nominal 24 VDC system power supply bus delivered through the IOTA carrier board.\u003c\/p\u003e\n\u003cp\u003eQ: What mechanisms protect the 8U-PAIH54 module from field-side ground loops and voltage transients?\u003c\/p\u003e\n\u003cp\u003eA: Internal electrical isolation stages decouple field input terminal connections from backplane logic, preventing transient surge propagation and ground potential loops.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eVerify that the IOTA baseplate grounding lug is securely bonded to cabinet Earth ground using a dedicated copper wire (minimum 4 mm2 \/ 10 AWG).\u003c\/li\u003e\n\u003cli\u003eIsolate all 24 VDC power feeds before inserting the 8U-PAIH54 module into its assigned IOTA mounting socket.\u003c\/li\u003e\n\u003cli\u003eCable analog input runs using shielded twisted-pair wire, maintaining a 300 mm minimum clearance from high-voltage AC cables and switching equipment.\u003c\/li\u003e\n\u003cli\u003eTerminate overall signal shields at the single designated enclosure grounding rail to eliminate circulating ground loop currents.\u003c\/li\u003e\n\u003cli\u003ePress the module firmly onto the IOTA socket until the side retention clips lock completely to maintain gas-tight terminal contact.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48793864372414,"sku":"8U-PAIH54","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/8C-PAINAI_acb3b54d-2b8c-41a5-800e-77cacec03176.png?v=1787887694","url":"https:\/\/www.autooiltech.com\/products\/honeywell-8u-paih54-high-level-analog-input-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}