{"product_id":"1746-ni16i-allen-bradley-slc-500-16-channel-isolated-analog-input-module","title":"1746-NI16I | Allen Bradley SLC 500 16-Channel Isolated Analog Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1746-NI16I\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as a high-density analog acquisition interface for the SLC 500 controller platform. This\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal module provides sixteen isolated input channels, allowing the system to monitor a vast array of current-based field sensors simultaneously. It utilizes advanced Sigma-Delta conversion to ensure high-resolution data processing, making it a critical component for complex process control and data acquisition tasks in industrial environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAllen Bradley\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Line:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSLC 500\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-Density Analog Input\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e16 Channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Types:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0 to 20 mA, 4 to 20 mA, ±20 mA, 0 to 1 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConversion Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSigma-Delta\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e125 mA @ 5V DC; 75 mA @ 24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e500V AC for 1 second\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBandwidth:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e6 to 250 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStep Response:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e9 to 630 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2.43 Watts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProgrammable Filter Frequencies:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e6 Hz, 10 Hz, 20 Hz, 40 Hz, 60 Hz, 80 Hz, 100 Hz, 250 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Cable:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBelden #8761 (Shielded)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Noise Rejection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated low-pass digital filter allows engineers to program specific filter frequencies (6 Hz to 250 Hz). This capability effectively eliminates electrical noise and 50\/60 Hz interference, ensuring stable readings from sensors located in high-EMI areas.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density Monitoring:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProviding 16 channels in a single slot maximizes the I\/O capacity of the SLC 500 chassis. This design reduces the total number of chassis required for large-scale operations and significantly lowers the cost-per-point for analog sensing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced System Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 500V AC isolation protects the backplane and the processor from field-side voltage spikes and transients. This hardware-level separation prevents catastrophic failure of the central controller during field-side electrical faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReal-Time Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFive green LED indicators provide instant visual feedback. One LED monitors general module status, while the remaining four manage groups of four channels, allowing technicians to identify signal loss or hardware issues at a glance without a PC.\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\u003eIs this 1746-NI16I module a brand new original product?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, we supply only\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% brand new\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand original Allen Bradley hardware in factory-sealed packaging to ensure long-term field reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich SLC 500 slots support this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou can install the 1746-NI16I into any available I\/O module slot within an SLC 500 chassis, except for slot 0, which is reserved for the processor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support voltage signals?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the 1746-NI16I specifically handles current signals such as 4-20 mA or ±20 mA. If your application requires voltage inputs, you must select a different module in the 1746 series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I ensure signal integrity over long distances?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe recommend using Belden #8761 shielded twisted-pair cable or an equivalent to connect your sensors. Proper shielding and grounding of this cable minimize interference over extended runs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53276871786680,"sku":"1746-NI16I","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1746-NI16I.jpg?v=1775642993","url":"https:\/\/www.globalpetroparts.com\/products\/1746-ni16i-allen-bradley-slc-500-16-channel-isolated-analog-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}