{"product_id":"1790d-n0c2-allen-bradley-2-channel-analog-output-module","title":"1790D-N0C2 Allen-Bradley 2-Channel Analog Output Module","description":"\u003ch2\u003e\u003cstrong\u003e1790D-N0C2 2-channel Analog Current Output Module by Allen-Bradley\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003eKey Technical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Series:\u003c\/strong\u003e Allen‑Bradley CompactBlock LDX series – model \u003cstrong\u003e1790D-N0C2\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Channels:\u003c\/strong\u003e Two single‑ended, non‑isolated channels; each configurable for 0…20 mA current loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution \u0026amp; Data:\u003c\/strong\u003e 12‑bit resolution (4.88 µA\/bit) with binary data format from 0000 to 0FFF (max scale).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy \u0026amp; Speed:\u003c\/strong\u003e Overall accuracy ±0.2 % full scale @ 0…55 °C; conversion time only 2 ms per channel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad \u0026amp; Isolation:\u003c\/strong\u003e Supports external load up to 600 Ω; photocoupler isolation between I\/O and logic (1250 V AC rms tested).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e DeviceNet supply 24 V DC nom (11…28.8 V DC, 1.2 W max); field power 24 V DC nom (21.6…26.4 V DC, 1.5 W max).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators \u0026amp; Wiring:\u003c\/strong\u003e Two red\/green I\/O status LEDs; connection via 37‑pin D‑shell female connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion Capability:\u003c\/strong\u003e This analog base module accepts up to two discrete expansion modules directly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical \u0026amp; Environmental Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Resistance:\u003c\/strong\u003e Minimum 20 MΩ at 250 V DC between insulated circuits ensures reliable isolation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e Rated for operation 0…55 °C with full accuracy; suitable for industrial control cabinets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon‑Isolated Sections:\u003c\/strong\u003e DeviceNet to logic and field power are non‑isolated – refer to wiring manual for proper grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Saves panel space while offering two high‑resolution analog outputs and expansion flexibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes the 1790D-N0C2 require calibration before use?\u003c\/strong\u003e No, the module needs no field calibration – it ships factory‑calibrated and maintains 0.2 % accuracy over 0…55 °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat maximum load resistance can I connect to each output?\u003c\/strong\u003e You can connect up to 600 Ω external load per channel while maintaining full 0…20 mA output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I use this module with both 0…20 mA and 4…20 mA devices?\u003c\/strong\u003e Yes, the hardware outputs 0…20 mA, so you can scale your program to utilize any subset like 4…20 mA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the 1790D-N0C2 isolated from the network side?\u003c\/strong\u003e I\/O to logic uses photocoupler isolation (1250 V AC), but DeviceNet to logic is non‑isolated – observe system grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many expansion modules can I attach?\u003c\/strong\u003e This analog base supports a maximum of two discrete expansion modules – ideal for mixed I\/O needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the typical conversion time for both channels?\u003c\/strong\u003e The module updates each channel in 2 ms, so total cycle time for both channels is 4 ms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor technical inquiries or volume pricing, contact our sales team at \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e or via WhatsApp \u003ca href=\"https:\/\/wa.me\/8615392429628\" target=\"_blank\"\u003e+86 153 9242 9628\u003c\/a\u003e. \u003cbr\u003ePartner website: \u003ca href=\"https:\/\/www.nex-auto.com\/\" target=\"_blank\"\u003eNexAuto Technology Limited\u003c\/a\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45826867855521,"sku":"1790D-N0C2","price":248.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/1790D-N0C2.jpg?v=1780975474","url":"https:\/\/www.autonexcontrol.com\/products\/1790d-n0c2-allen-bradley-2-channel-analog-output-module","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}