{"product_id":"1746-ni16i-1746ni16i-allen-bradley-slc-16-point-analog-input-module-slc-500","title":"1746-NI16I 1746NI16I Allen-Bradley SLC 16 Point Analog Input Module SLC 500","description":"\u003cp\u003eConfigured for high-density multi-channel analog signal acquisition within Allen-Bradley SLC 500 modular control architectures, the \u003cstrong\u003eAllen-Bradley 1746-NI16I 1746NI16I\u003c\/strong\u003e SLC 16 Point Analog Input Module converts sixteen independent analog current inputs into 16-bit digital register data across controller backplane slots.\u003c\/p\u003e\n\u003ch3\u003eNomenclature \u0026amp; Catalog Breakdown\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eClassification Parameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification Target\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Entity\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Series\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Module Identifier\u003c\/td\u003e\n\u003ctd\u003e1746-NI16I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFactory Catalog Spare ID\u003c\/td\u003e\n\u003ctd\u003e1746NI16I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications Table\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-NI16I 1746NI16I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e3.5 cm x 13.0 cm x 14.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 deg C to 60 deg C (-13 deg F to 140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e2.43 W total thermal dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e125 mA at 5 VDC, 75 mA at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Configuration\u003c\/td\u003e\n\u003ctd\u003e16 channels, 16-bit resolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus \u0026amp; Network Communication Parameters\u003c\/h3\u003e\n\u003cp\u003eThe hardware utilizes backplane bus communication velocity licences to maintain deterministic register updates across sixteen independent analog channels. I\/O density scaling capabilities allow operators to integrate high-density sensor arrays across chassis backplane slots without violating bus timing constraints or scan interval limits. Firmware flash compatibility ensures that low-level communication protocol stacks remain synchronized with controller processors during active process monitoring.\u003c\/p\u003e\n\u003ch3\u003ePackage Contents \u0026amp; Bill of Materials\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Allen-Bradley 1746-NI16I Analog Input Module (Part Number: 1746NI16I)\u003c\/li\u003e\n\u003cli\u003e1 x 25-pin D-shell AIFM Connector Interface\u003c\/li\u003e\n\u003cli\u003e1 x Technical Compliance Documentation Leaflet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation \u0026amp; Wiring Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure chassis backplane power is completely isolated before inserting or extracting the high-density analog module.\u003c\/li\u003e\n\u003cli\u003eMount the unit into any available I\/O slot within the SLC 500 chassis, ensuring proper alignment with guide rails.\u003c\/li\u003e\n\u003cli\u003eConnect field transmitter signal lines to the 25-pin D-shell connector, maintaining proper shielding for all current loops.\u003c\/li\u003e\n\u003cli\u003eRoute analog input cables away from high-voltage power lines and variable frequency drives to suppress electromagnetic interference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eQ: What is the primary operational function of this module within the control system?\u003c\/li\u003e\n\u003cli\u003eA: It samples and digitizes up to sixteen independent analog current input signals, converting them into 16-bit data words for the processor.\u003c\/li\u003e\n\u003cli\u003eQ: How many input channels are supported simultaneously by the hardware?\u003c\/li\u003e\n\u003cli\u003eA: The module provides sixteen dedicated input channels on a single slot card.\u003c\/li\u003e\n\u003cli\u003eQ: What electrical signal ranges are accepted by the input circuitry?\u003c\/li\u003e\n\u003cli\u003eA: It accepts 0 to 20 mA, 4 to 20 mA, plus or minus 20 mA, and 0 to 1 mA current loops.\u003c\/li\u003e\n\u003cli\u003eQ: How much power does the module draw from the rack power supplies?\u003c\/li\u003e\n\u003cli\u003eA: It draws 125 mA from the 5 VDC backplane rail and 75 mA from the 24 VDC rail.\u003c\/li\u003e\n\u003cli\u003eQ: What is the specified operating temperature range for the hardware?\u003c\/li\u003e\n\u003cli\u003eA: The module operates reliably within an ambient temperature range of -25 deg C to 60 deg C.\u003c\/li\u003e\n\u003cli\u003eQ: Does this module support live insertion and removal (hot-swapping)?\u003c\/li\u003e\n\u003cli\u003eA: No, power to the rack chassis must be completely turned off prior to installing or removing the unit.\u003c\/li\u003e\n\u003cli\u003eQ: Why is channel-to-channel isolation beneficial for this module?\u003c\/li\u003e\n\u003cli\u003eA: Isolation enhances noise immunity and ensures that an electrical fault on one channel does not disrupt neighboring signal loops.\u003c\/li\u003e\n\u003cli\u003eQ: What maintenance checks are recommended for this installation?\u003c\/li\u003e\n\u003cli\u003eA: Routinely inspect cable connections at the D-shell interface and verify that cabinet ventilation paths remain unobstructed.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066406326445,"sku":"1746-NI16I","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1746-NI16I_13.jpg?v=1785143599","url":"https:\/\/www.maxwellplc.com\/ga\/products\/1746-ni16i-1746ni16i-allen-bradley-slc-16-point-analog-input-module-slc-500","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}