{"product_id":"1734-ie4c-allen-bradley-point-i-o-4-channel-analog-current-input-module","title":"1734-IE4C Allen-Bradley POINT I\/O 4-Channel Analog Current Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C (1734IE4C)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4-channel analog input module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom the Allen-Bradley\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePOINT I\/O\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efamily. Designed for space-constrained applications, this module provides four independent channels for measuring industrial current signals, typically in the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0 to 20 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4 to 20 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erange. As part of the modular POINT I\/O system, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoffers a compact footprint (12.7 mm width) without compromising on performance, featuring a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16-bit resolution\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor high-precision data acquisition. It is an ideal solution for monitoring process sensors such as flow meters, pressure transmitters, and temperature transducers in Distributed I\/O configurations.\u003c\/p\u003e\n\u003ch3\u003eArchitectural Logic \u0026amp; Performance\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutilizes a Sigma-Delta conversion technique to deliver high-accuracy digitized values to the controller via the POINT I\/O backplane (PointBus). Each channel is individually configurable, allowing for tailored filter frequencies and scaling. A key engineering advantage of the module is its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eon-board diagnostics\u003c\/strong\u003e, which can detect open-circuit (wire break) conditions in 4–20 mA mode and signal range over\/under-flow errors. The module is \"hot-swappable,\" allowing for Replacement Under Power (RIUP) when used with the appropriate terminal base, significantly reducing downtime during maintenance cycles.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\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\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley (Rockwell Automation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePOINT I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\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 Single-Ended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Signal Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 20 mA \/ 4 to 20 mA\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 (0.305 µA\/cnt)\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\u003e50 Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConversion Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSigma-Delta\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStep Response\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e70 ms to 430 ms (depending on filter)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePOINTBus Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e75 mA @ 5V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 V (continuous), Basic Insulation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Base Unit\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1734-TB or 1734-TBS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the 16-bit resolution affect measurement precision?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWith\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16-bit resolution\u003c\/strong\u003e, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecan divide the 0–20 mA range into 65,536 discrete steps. This results in a precision of approximately\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.305 µA per count\u003c\/strong\u003e, allowing the control system to detect minute changes in sensor feedback, which is critical for high-accuracy chemical dosing or precision pressure control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 1734-IE4C compatible with all POINT I\/O adapters?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, it is designed for universal compatibility with 1734-series communication adapters, including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-AENT (EtherNet\/IP)\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-ADN (DeviceNet)\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-APB (PROFIBUS)\u003c\/strong\u003e. Ensure your controller's EDS (Electronic Data Sheet) files are updated to the latest version for seamless integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module provide power to the sensors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-IE4C\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ereceives its power from the POINT I\/O backplane and the field power bus. While it can measure current from loop-powered sensors, the 24 VDC excitation power for the sensors is typically distributed through the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-FPD\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Field Power Distributor) or the common power terminals on the 1734-TB base.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695183130987,"sku":"1734-IE4C","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1734-ie4c-point-i-o-4-point-analog-input-module-qgo1bqqjgpl_146cae2a-c6dd-4e11-8d3f-5bed88a52248.jpg?v=1766114366","url":"https:\/\/www.plcprotech.com\/products\/1734-ie4c-allen-bradley-point-i-o-4-channel-analog-current-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}