{"product_id":"triconex-3721-analog-input-module-32-channel-tmr","title":"Triconex 3721 Analog Input Module | 32-Channel TMR","description":"\u003ch2\u003eTriconex 3721 Analog Input Module Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e3721\u003c\/strong\u003e Analog Input Module from \u003cstrong\u003eTriconex\u003c\/strong\u003e delivers high-performance signal acquisition for critical control systems. This 32-channel module provides exceptional accuracy and reliability in demanding industrial environments. The \u003cstrong\u003e3721\u003c\/strong\u003e module features Triple Modular Redundant (TMR) architecture for maximum system availability.\u003c\/p\u003e\n\u003ch3\u003eKey Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: \u003cstrong style=\"color: #2c5aa0;\"\u003eTriconex\u003c\/strong\u003e | Model: \u003cstrong\u003e3721\u003c\/strong\u003e Analog Input Module\u003c\/li\u003e\n\u003cli\u003eInput Voltage Range: 0 to 5 VDC or -5 to +5 VDC with ±6% tolerance\u003c\/li\u003e\n\u003cli\u003eInput Channels: 32 differential, DC-coupled points with full isolation\u003c\/li\u003e\n\u003cli\u003eInput Update Rate: 10 milliseconds for real-time data acquisition\u003c\/li\u003e\n\u003cli\u003eProgrammable Resolution: 12 bits or 14 bits for flexible accuracy needs\u003c\/li\u003e\n\u003cli\u003eAccuracy: Better than 0.15% of Full Scale Range from 0° to 60° C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInput Resistance: 10 MΩ (DC) minimum for minimal loading\u003c\/li\u003e\n\u003cli\u003eCommon Mode Rejection: -85 dB (DC to 100 Hz) for noise immunity\u003c\/li\u003e\n\u003cli\u003eCommon Mode Range: -12V to +12V peak for wide signal tolerance\u003c\/li\u003e\n\u003cli\u003eInput Overrange Protection: 150 VDC\/115 VAC continuous protection\u003c\/li\u003e\n\u003cli\u003eLeg-to-Leg Isolation: 420 kΩ typical for channel separation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSignal Processing Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNormal Mode Rejection: -3 dB @ 23 Hz, -8 dB @ 60 Hz, -14 dB @ 120 Hz\u003c\/li\u003e\n\u003cli\u003eCurrent Range Support: 0-20 mA with 250 Ω shunt resistor option\u003c\/li\u003e\n\u003cli\u003ePower-Off Resistance: 140 kΩ (DC) typical for safety isolation\u003c\/li\u003e\n\u003cli\u003eModule Weight: 1.36 kg for compact system integration\u003c\/li\u003e\n\u003cli\u003eDiagnostic Indicators: PASS, FAULT, ACTIVE, FIELD status monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHow many input channels does the \u003cstrong\u003e3721\u003c\/strong\u003e have? 32 differential channels\u003c\/li\u003e\n\u003cli\u003eWhat voltage ranges does it support? 0-5 VDC or ±5 VDC ranges\u003c\/li\u003e\n\u003cli\u003eWhat is the update rate? 10 milliseconds for all 32 channels\u003c\/li\u003e\n\u003cli\u003eWhat resolution options are available? Programmable 12-bit or 14-bit\u003c\/li\u003e\n\u003cli\u003eIs overvoltage protection included? Yes, 150 VDC continuous protection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Invensys Triconex","offers":[{"title":"Default Title","offer_id":51266849702020,"sku":"3721","price":366.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/3721.jpg?v=1762578861","url":"https:\/\/www.etowonauto.com\/kk\/products\/triconex-3721-analog-input-module-32-channel-tmr","provider":"Etowon Auto","version":"1.0","type":"link"}