{"product_id":"allen-bradley-1746sc-ino4i-individually-isolated-analog-output-module","title":"Allen-Bradley 1746SC-INO4I Individually Isolated Analog Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe 1746SC-INO4I is a specialized analog output module engineered by Spectrum Controls for integration within the Allen-Bradley SLC 500 automation platform. This module features four channels, each providing individual channel-to-channel isolation, which is critical for maintaining signal integrity in environments prone to electrical noise or ground loops. Designed specifically for current-loop control, this module is an ideal solution for precision applications requiring robust protection against cross-channel interference.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour individually isolated current-only output channels.\u003c\/li\u003e\n\u003cli\u003e16-bit resolution for high-precision control of actuators, VFDs, and proportional valves.\u003c\/li\u003e\n\u003cli\u003e500V AC continuous isolation between channels and the backplane to prevent ground loop interference.\u003c\/li\u003e\n\u003cli\u003eSupports multiple current ranges including 0-20 mA, 4-20 mA, and 0-21 mA.\u003c\/li\u003e\n\u003cli\u003eFast 1 ms step response time for rapid process adjustments.\u003c\/li\u003e\n\u003cli\u003eSupport for external 24V DC power to minimize load on the SLC 500 backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746SC-INO4I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eSpectrum Controls (Encompass Partner)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eIndividually Isolated Analog Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Ranges\u003c\/td\u003e\n\u003ctd\u003e0-20 mA, 4-20 mA, 0-21 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep Response\u003c\/td\u003e\n\u003ctd\u003e1 ms (to 95% full scale)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current\u003c\/td\u003e\n\u003ctd\u003e120 mA @ 5V DC \/ 250 mA @ 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e500V AC continuous (Channel-to-Channel\/Backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC (32 to 140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Thermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e5.0 Watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure power is removed from the SLC 500 chassis before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for all analog output connections to minimize EMI pickup.\u003c\/li\u003e\n\u003cli\u003eGround the cable shields at the source or controller end according to standard industrial practice to prevent ground loops.\u003c\/li\u003e\n\u003cli\u003eEnsure proper ventilation within the cabinet to maintain ambient temperatures below 60 degC.\u003c\/li\u003e\n\u003cli\u003eVerify that the backplane power supply can accommodate the module's power requirements or utilize the external 24V DC supply option if necessary.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs this module compatible with standard SLC 500 racks?\u003c\/strong\u003e Yes, the 1746SC-INO4I is designed to fit directly into standard Allen-Bradley SLC 500 I\/O chassis.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does the 'I' in the model number signify?\u003c\/strong\u003e The 'I' indicates that the module features individual channel-to-channel isolation, allowing each output to operate independently without electrical interference from other channels.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use this module for voltage outputs?\u003c\/strong\u003e No, this specific model is designed exclusively for current-only (sourcing) applications.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":48821541077182,"sku":"1746SC-INO4I","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/wm_1_642942fe-b6a0-4ca6-b656-de404cccff79.jpg?v=1788234691","url":"https:\/\/www.autooiltech.com\/products\/allen-bradley-1746sc-ino4i-individually-isolated-analog-output-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}