{"product_id":"allen-bradley-armorpoint-1738-ie4cm12-4-channel-analog-input-module","title":"Allen Bradley ArmorPoint 1738-IE4CM12 | 4-Channel Analog Input Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe Allen Bradley ArmorPoint \u003cstrong\u003e1738-IE4CM12\u003c\/strong\u003e Analog Input Module is a compact, high-precision device designed for distributed I\/O systems. Supporting four single-ended, non-isolated current inputs, it delivers accurate signal acquisition for industrial automation applications. With 16-bit resolution, configurable digital filtering, and robust rejection ratios, this module ensures reliable performance in demanding environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e \u003cstrong\u003e1738-IE4CM12\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e Allen Bradley (Rockwell Automation)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e ArmorPoint I\/O\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e Analog Input Module\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e 4 channels (single-ended, non-isolated)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eInput Signal Range\u003c\/strong\u003e 0–20 mA, 4–20 mA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e ±0.1% of full scale at 25 °C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAccuracy Drift (Current Input)\u003c\/strong\u003e 30 ppm\/°C\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eInput Resolution\u003c\/strong\u003e 16 bits (0–21 mA range; 0.32 µA per count)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e 60 Ω\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDigital Filter Time Constant\u003c\/strong\u003e Configurable 0–10,000 ms (default = 0 ms)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCommon Mode Rejection Ratio (CMRR)\u003c\/strong\u003e 120 dB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNormal Mode Rejection Ratio (NMRR)\u003c\/strong\u003e –60 dB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e ArmorPoint distributed I\/O system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eApplication Scenarios\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePrecision current signal monitoring in distributed control systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIndustrial automation requiring high-resolution analog inputs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eApplications needing configurable digital filtering for noise reduction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: How many input channels does the 1738-IE4CM12 provide?\u003c\/strong\u003e  A: It supports 4 single-ended, non-isolated inputs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: What is the resolution of the module?\u003c\/strong\u003e  A: 16-bit resolution, providing 0.32 µA per count.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Does the module include digital filtering?\u003c\/strong\u003e  A: Yes, with a configurable time constant from 0–10,000 ms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: What rejection ratios are supported?\u003c\/strong\u003e  A: 120 dB common mode rejection and –60 dB normal mode rejection.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003eComparison with Similar Models\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1738-IE4CM12\u003c\/strong\u003e: 4-channel analog input, 16-bit resolution, current input signals\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1738-IE2V\u003c\/strong\u003e: 2-channel voltage input module, designed for voltage monitoring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e1738-IE8C\u003c\/strong\u003e: 8-channel current input module, higher channel density\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":52749641220280,"sku":"1738-IE4CM12","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1738-IE4CM12.jpg?v=1770718119","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-armorpoint-1738-ie4cm12-4-channel-analog-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}