{"product_id":"triconex-3721-analog-input-module-32-channel-ai-module","title":"Triconex 3721 Analog Input Module | 32-Channel AI Module","description":"\u003ch2\u003eTriconex 3721 Analog Input Module: High-Density 32-Channel Signal Acquisition\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #2e86ab;\"\u003eTriconex 3721\u003c\/strong\u003e analog input module delivers exceptional performance for industrial automation. This robust unit handles thirty-two differential input channels with high precision. It supports both unipolar and bipolar voltage ranges for versatile application needs. The module provides excellent noise immunity and reliable operation in harsh environments. Engineers trust this TMR solution for critical control systems.\u003c\/p\u003e\n\u003ch3\u003eKey Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: \u003cstrong style=\"color: #2e86ab;\"\u003eTriconex\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eModel: \u003cstrong style=\"color: #2e86ab;\"\u003e3721\u003c\/strong\u003e Analog Input Module\u003c\/li\u003e\n\u003cli\u003eInput Voltage Range: 0 to 5 VDC or -5 to +5 VDC\u003c\/li\u003e\n\u003cli\u003eNumber of Input Points: 32 differential, DC-coupled channels\u003c\/li\u003e\n\u003cli\u003eInput Update Rate: 10 milliseconds for rapid data acquisition\u003c\/li\u003e\n\u003cli\u003eProgrammable Resolution: 12-bit or 14-bit selection for precision needs\u003c\/li\u003e\n\u003cli\u003eAccuracy: Better than 0.15% of Full Scale Range (0° to 60° C)\u003c\/li\u003e\n\u003cli\u003eCommon Mode Rejection: -85 dB performance from DC to 100 Hz\u003c\/li\u003e\n\u003cli\u003eInput Overvoltage Protection: 150 VDC\/115 VAC continuous withstand\u003c\/li\u003e\n\u003cli\u003eModule Weight: 1.36 kilograms for easy installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdvanced Electrical Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInput Resistance: Minimum 10 MΩ under normal DC operation\u003c\/li\u003e\n\u003cli\u003ePower-Off Resistance: Typically 140 kΩ for safety isolation\u003c\/li\u003e\n\u003cli\u003eCommon Mode Range: -12V to +12V peak voltage tolerance\u003c\/li\u003e\n\u003cli\u003eLeg-to-Leg Isolation: Typically 420 kΩ for channel separation\u003c\/li\u003e\n\u003cli\u003eNormal Mode Rejection: -3 dB at 23 Hz, -8 dB at 60 Hz, -14 dB at 120 Hz\u003c\/li\u003e\n\u003cli\u003eCurrent Range Support: 0-20 mA with external 250 Ω shunt resistor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and Operation Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModule Status Indicators: PASS, FAULT, ACTIVE, FIELD conditions\u003c\/li\u003e\n\u003cli\u003eVisual Color Coding: Yellow housing for quick identification\u003c\/li\u003e\n\u003cli\u003eDC-Coupled Inputs: Ensure accurate signal reproduction\u003c\/li\u003e\n\u003cli\u003eIsolated Input Points: Provide protection against ground loops\u003c\/li\u003e\n\u003cli\u003eDifferential Measurement: Rejects common-mode noise effectively\u003c\/li\u003e\n\u003cli\u003eWide Temperature Operation: Maintains accuracy from 0° to 60° C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackaging and Shipping Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePackage Includes: One \u003cstrong style=\"color: #2e86ab;\"\u003eTriconex 3721\u003c\/strong\u003e Analog Input Module\u003c\/li\u003e\n\u003cli\u003eShipping Methods: FedEx, UPS, and DHL express services available\u003c\/li\u003e\n\u003cli\u003eSecure Packaging: Industrial-grade materials prevent transit damage\u003c\/li\u003e\n\u003cli\u003eFast Dispatch: Most orders ship within 24 hours of confirmation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWhat voltage ranges does the module support? It handles 0-5 VDC and ±5 VDC signals.\u003c\/li\u003e\n\u003cli\u003eHow many input channels does it provide? The unit offers thirty-two differential inputs.\u003c\/li\u003e\n\u003cli\u003eWhat resolution options are available? You can program either 12-bit or 14-bit resolution.\u003c\/li\u003e\n\u003cli\u003eDoes it support current inputs? Yes, with a 250 Ω resistor for 0-20 mA signals.\u003c\/li\u003e\n\u003cli\u003eWhat isolation protection does it offer? It provides continuous 150 VDC\/115 VAC overvoltage protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e© 2025 Ubest Automation Limited. All rights reserved.\u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e Phone: \u003ca href=\"https:\/\/wa.me\/8618630005825\"\u003e+86 186 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"More Brands","offers":[{"title":"Default Title","offer_id":51212159222042,"sku":null,"price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/3721_3.jpg?v=1760576571","url":"https:\/\/www.ubestplc.com\/products\/triconex-3721-analog-input-module-32-channel-ai-module","provider":"Ubest Automation Limited","version":"1.0","type":"link"}