{"product_id":"allen-bradley-1756-dnb-controllogix-devicenet-scanner-module","title":"Allen-Bradley 1756-DNB ControlLogix DeviceNet Scanner Module","description":"\u003cp\u003eThe \u003cstrong\u003e1756-DNB\u003c\/strong\u003e is a ControlLogix DeviceNet scanner module that acts as an interface between the ControlLogix system backplane and devices on a DeviceNet network. The \u003cstrong\u003e1756-DNB\u003c\/strong\u003e communicates with DeviceNet devices to read input data, write output data, and manage configuration parameters via predefined ControlLogix controller I\/O and status structures. It features a front-panel 4-character alphanumeric display and status indicators for system diagnostics, rotary switches for data rate and node address settings, a USB 1.1 device port for programming and configuration, and an open-style DeviceNet interface connector.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFits into any slot of a ControlLogix chassis with support for multiple scanner modules in the same chassis.\u003c\/li\u003e\n\u003cli\u003eFeatures an onboard 4-character alphanumeric display for diagnostics, error code reporting, and node monitoring.\u003c\/li\u003e\n\u003cli\u003eEquipped with front\/top-accessible rotary switches to set network communication rate and DeviceNet node address.\u003c\/li\u003e\n\u003cli\u003eIntegrated USB 1.1 Series B device port for direct PC programming, configuration, and firmware updates.\u003c\/li\u003e\n\u003cli\u003eSupports up to 123 words of output data, 124 words of input data, and status data registers across the backplane.\u003c\/li\u003e\n\u003cli\u003eIncludes MOD\/NET, I\/O, and OK bi-color status indicators for network, I\/O scanning, and module status.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDeviceNet network control and monitoring in ControlLogix PLC systems.\u003c\/li\u003e\n\u003cli\u003eInterfacing field sensors, actuators, motor starters, and drives to ControlLogix controllers.\u003c\/li\u003e\n\u003cli\u003eIndustrial automation networks requiring distributed device data acquisition and control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\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\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog Number\u003c\/td\u003e\n\u003ctd\u003e1756-DNB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Location\u003c\/td\u003e\n\u003ctd\u003eAny slot in the ControlLogix chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviceNet Communication Rate\u003c\/td\u003e\n\u003ctd\u003e125 Kbps (500 m max), 250 Kbps (250 m max), 500 Kbps (100 m max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (5.1V DC)\u003c\/td\u003e\n\u003ctd\u003e850 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current (24V DC)\u003c\/td\u003e\n\u003ctd\u003e3 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviceNet Current (Max)\u003c\/td\u003e\n\u003ctd\u003e11...25V DC (60 mA max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation (Max)\u003c\/td\u003e\n\u003ctd\u003e5.8 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation (Max)\u003c\/td\u003e\n\u003ctd\u003e19.8 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e30V continuous (Basic Insulation Type), tested at 500V AC for 60 s (DeviceNet to system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type Rating\u003c\/td\u003e\n\u003ctd\u003eNone (open-style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0...60 degC (32...140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40...85 degC (-40...185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5...95% noncondensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Vibration\u003c\/td\u003e\n\u003ctd\u003e2 g @ 10...500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Shock\u003c\/td\u003e\n\u003ctd\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNonoperating Shock\u003c\/td\u003e\n\u003ctd\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Port\u003c\/td\u003e\n\u003ctd\u003eUSB 1.1 Device, USB Series B Receptacle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended USB Cable\u003c\/td\u003e\n\u003ctd\u003eSamtec cable, PN RSP-119350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeviceNet Connector Torque\u003c\/td\u003e\n\u003ctd\u003e0.56...0.79 Nm (5...7 in-lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNorth American Temp Code\u003c\/td\u003e\n\u003ctd\u003eT4A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIEC Temp Code\u003c\/td\u003e\n\u003ctd\u003eT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eConnector Pin\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eV- (Black)\u003c\/td\u003e\n\u003ctd\u003eDeviceNet Power Return \/ Black Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAN_L (Blue)\u003c\/td\u003e\n\u003ctd\u003eDeviceNet CAN Low Signal \/ Blue Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSHIELD (Bare)\u003c\/td\u003e\n\u003ctd\u003eDeviceNet Cable Shield \/ Bare Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAN_H (White)\u003c\/td\u003e\n\u003ctd\u003eDeviceNet CAN High Signal \/ White Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eV+ (Red)\u003c\/td\u003e\n\u003ctd\u003eDeviceNet 24V DC Power \/ Red Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlign the circuit board with the top and bottom guides in the ControlLogix chassis and slide the module into the slot until it is flush with other modules.\u003c\/li\u003e\n\u003cli\u003eMount inside an enclosure that provides appropriate environmental protection and requires a tool for interior access.\u003c\/li\u003e\n\u003cli\u003eWire the DeviceNet open-style linear plug matching the color-coded terminals (Red: V+, White: CAN_H, Bare: Shield, Blue: CAN_L, Black: V-).\u003c\/li\u003e\n\u003cli\u003eEnsure proper DeviceNet network power supply compliance (SELV\/PELV for CE LVD; Class 2 or Limited Voltage\/Current for UL).\u003c\/li\u003e\n\u003cli\u003eAvoid setting or changing the rotary switch communication rate while connected to an active network.\u003c\/li\u003e\n\u003cli\u003eUse a maximum 3.0 m USB cable without hubs for temporary programming or configuration connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUL Listed Industrial Control Equipment (UL File E65584)\u003c\/li\u003e\n\u003cli\u003eUL Listed for Class I, Division 2 Group A, B, C, D Hazardous Locations (UL File E194810)\u003c\/li\u003e\n\u003cli\u003eCSA Certified Process Control Equipment (CSA File LR54689C)\u003c\/li\u003e\n\u003cli\u003eCSA Certified Process Control Equipment for Class I, Division 2 Group A, B, C, D Hazardous Locations (CSA File LR69960C)\u003c\/li\u003e\n\u003cli\u003eFM Approved Equipment for Class I, Division 2 Group A, B, C, D Hazardous Locations\u003c\/li\u003e\n\u003cli\u003eEuropean Union ATEX Directive 94\/9\/EC compliant (EN 60079-15, Zone 2 Protection \"n\")\u003c\/li\u003e\n\u003cli\u003eEuropean Union EMC Directive 2004\/108\/EC compliant (EN 61326-1, EN 61000-6-2, EN 61000-6-4, EN 61131-2)\u003c\/li\u003e\n\u003cli\u003eAustralian Radiocommunications Act compliant (AS\/NZS CISPR 11)\u003c\/li\u003e\n\u003cli\u003eODVA conformance tested to DeviceNet specifications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695187358059,"sku":"1756-DNB","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1756-dnb-controllogix-devicenet-comms-module-pve0s3zn0l2_e5a4e921-f3b2-4e25-9897-8fcd1338abeb.jpg?v=1766114506","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1756-dnb-controllogix-devicenet-scanner-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}