{"product_id":"1734sc-ie4ch-allen-bradley-point-i-o-4-channel-analog-hart-input-module","title":"1734sc-IE4CH | Allen-Bradley | POINT I\/O 4-Channel Analog HART Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734sc-IE4CH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a specialized high-density analog input module for the Allen-Bradley POINT I\/O platform. It provides four channels of 4-20mA analog input while simultaneously enabling HART (Highway Addressable Remote Transducer) protocol communication. This module allows engineers to extract secondary process variables and device diagnostics directly from smart field instruments without additional hardware. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and factory-original\u003c\/strong\u003e, ensuring full hardware integrity for your mission-critical process loops.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThis module features high-resolution conversion and robust electrical isolation to maintain signal purity in industrial environments.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 Analog + HART Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16-bit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4–20 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHART Variables\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePV, SV, TV, FV (Primary, Secondary, Tertiary, Quaternary)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026lt; 0.1% of range (0 °C to 25 °C)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250 Ohms (Typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSampling Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e33 ms (@480 Hz) to 488 ms (@50\/60 Hz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOvercurrent Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e28 mA Continuous\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 VDC Field-to-Backplane \/ 10 VDC Channel-to-Channel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHART Data Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1734sc-IE4CH captures advanced diagnostic data and multi-variable information from smart transmitters. This capability enables predictive maintenance by monitoring device health and secondary process parameters (TV\/FV) over the existing 4-20mA wiring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Precision Signal Processing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 16-bit resolution ensures granular data acquisition for sensitive applications. It detects minute fluctuations in process variables, allowing the controller to execute more precise adjustments in closed-loop systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced Channel Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 10 VDC channel-to-channel isolation minimizes ground loop interference and prevents signal \"crosstalk\" between adjacent inputs. This ensures that a fault on one instrument does not corrupt the data from the remaining three channels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Single-Slot Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module fits into a standard POINT I\/O base. It provides four HART-enabled channels in a single slot width, maximizing I\/O density in small junction boxes and reducing overall cabinet hardware costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1734sc-IE4CH require a specific terminal base?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module installs into any standard 1734-TB or 1734-TBS terminal base. Ensure the base remains correctly keyed to the analog input module to prevent incorrect module insertion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this module for standard 4-20mA signals without HART?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The module functions as a high-precision 16-bit analog input module for standard 4-20mA transmitters. You can enable or disable the HART communication features via the software configuration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the 1734sc-IE4CH handle field-side power?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module draws backplane power for its internal logic, but you must provide field-side power to your 4-20mA transmitters. Verify that your power supply maintains the required voltage for the 250 Ohm typical impedance of each channel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat software environment supports the HART variables?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou configure the 1734sc-IE4CH using Studio 5000 Logix Designer. The HART variables (PV, SV, TV, FV) map directly into the controller's tag database for easy access in your control logic or HMI.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52846896677173,"sku":"1734sc-IE4CH","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1734SC-IE4CH.png?v=1778211401","url":"https:\/\/www.5gplc.com\/products\/1734sc-ie4ch-allen-bradley-point-i-o-4-channel-analog-hart-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}