{"product_id":"allen-bradley-1756-of8h-hart-module-responsive-support","title":"1756-OF8H | Allen-Bradley ControlLogix 8-Channel Analog Output Module With HART and 15–16 Bit Resolution","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\n\u003cp\u003eThe Allen-Bradley 1756-OF8H is an eight-channel analog output module designed for ControlLogix systems, supporting both voltage and current output configurations. Each channel is configurable for 0–20 mA, 4–20 mA, or ±10 VDC signals, with high resolution ranging from 15 to 16 bits. The module includes an integrated HART modem for advanced device communication, making it ideal for process applications requiring precision output control and field instrument diagnostics.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1756-OF8H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControlLogix Analog Output With HART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalog Output Module (HART-capable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 Differential Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Signal Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–20 mA, 4–20 mA, ±10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15–16 Bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage: 0.1% of range; Current: 0.5% of range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData Format\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInteger (left-justified, 2's complement), IEEE 32-bit float\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConversion Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR-Ladder DAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 V Continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOvervoltage Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpen Circuit Detection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent outputs (\u0026lt;0.1 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current (5.1 VDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current (24 VDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal Blocks\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1756-TBNH, 1756-TBSH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThermal Dissipation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16.78 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.92 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProcess control, HART instrumentation, analog output systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 1756-OF8H\u003c\/h4\u003e\n\u003cp\u003eThe 1756-OF8H is a ControlLogix analog output module that provides eight differential output channels with support for both current and voltage signal ranges. Designed with R-Ladder DAC conversion and IEEE 32-bit floating-point formatting, it delivers accurate, monotonic output with no missing codes. The module integrates a HART modem, enabling communication with smart field devices while maintaining fast output response. Installed in any ControlLogix chassis, the 1756-OF8H uses a removable terminal block (1756-TBNH or 1756-TBSH) for secure wiring and supports module-level isolation between the outputs and backplane.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEight configurable outputs: Supports 0–20 mA, 4–20 mA, and ±10 VDC per channel.\u003c\/li\u003e\n\u003cli\u003eIntegrated HART modem: Enables communication with smart transmitters and field instruments.\u003c\/li\u003e\n\u003cli\u003eHigh-resolution output: Provides 15–16 bit resolution for precise analog signal control.\u003c\/li\u003e\n\u003cli\u003eR-Ladder DAC architecture: Ensures monotonicity and reliable digital-to-analog conversion.\u003c\/li\u003e\n\u003cli\u003e50V continuous isolation: Protects the backplane from output-side electrical disturbances.\u003c\/li\u003e\n\u003cli\u003eOpen-circuit detection: Detects wiring faults on current outputs below 0.1 mA.\u003c\/li\u003e\n\u003cli\u003eRemovable terminal block support: Compatible with 1756-TBNH and 1756-TBSH for simplified wiring.\u003c\/li\u003e\n\u003cli\u003eControlLogix system integration: Installs in a single chassis slot for local or remote I\/O placement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 1756-OF8H delivers the reliability and precision required for process automation, analog control, and HART-enabled instrumentation systems.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47223835787562,"sku":"1756-OF8H","price":2167.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/1756-OF8H.webp?v=1702996062","url":"https:\/\/iqelectro.com\/products\/allen-bradley-1756-of8h-hart-module-responsive-support","provider":"IQElectro","version":"1.0","type":"link"}