{"product_id":"allen-bradley-1790d-t0b16-compactblock-ldx-digital-output-base-module","title":"Allen-Bradley 1790D-T0B16 CompactBlock LDX Digital Output Base Module","description":"\u003ch2\u003eAllen-Bradley 1790D-T0B16 CompactBlock LDX Digital Output Base Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1790D-T0B16\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1790D-T0B16\u003c\/strong\u003e Digital Output Base Module, operates as a dedicated hardware component for 24 VDC discrete output control within DeviceNet industrial networks. The module provides 16 sourcing output channels for remote actuator and indicator control.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003e1790D-T0B16\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\u003eDevice Type\u003c\/td\u003e\n\u003ctd\u003eDigital Output Base Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.35 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eCompactBlock LDX I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e16 sourcing discrete outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e11-25 VDC DeviceNet power \/ 10.2-26.4 VDC field power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eDeviceNet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination Type\u003c\/td\u003e\n\u003ctd\u003eScrew clamp terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNode Address Selection\u003c\/td\u003e\n\u003ctd\u003eRotary switches, 0-63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Options\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN Rail or panel mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eIP20 open-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeviceNet Network and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe 1790D-T0B16 integrates CompactBlock LDX I\/O functionality with DeviceNet communication for distributed discrete output control. The module receives network commands through DeviceNet and switches 24 VDC sourcing outputs to connected field devices.\u003c\/p\u003e\n\u003cp\u003eThe module uses rotary switches for node address configuration and provides LED status indication for module state, network communication, and individual output conditions. The compact design supports distributed I\/O placement through DIN-rail or panel mounting configurations.\u003c\/p\u003e\n\u003cp\u003eWithin Allen-Bradley industrial control architectures, the module operates as a remote I\/O component connected to DeviceNet deterministic networks. Its 16-point output structure allows I\/O density scaling by adding distributed output blocks according to field device requirements.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of output signals are provided by the 1790D-T0B16?\u003cbr\u003eA: The module provides 16 sourcing DC discrete outputs for controlling connected 24 VDC field devices.\u003c\/p\u003e\n\u003cp\u003eQ: How is the DeviceNet node address configured?\u003cbr\u003eA: The node address is selected using integrated rotary switches with an address range from 0 to 63.\u003c\/p\u003e\n\u003cp\u003eQ: Can the module be mounted without a DIN rail?\u003cbr\u003eA: Yes. The module supports both 35 mm DIN-rail mounting and direct panel mounting.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the module on a properly secured 35 mm DIN rail or suitable control panel surface.\u003c\/li\u003e\n\u003cli\u003eVerify DeviceNet network wiring polarity and termination requirements before commissioning.\u003c\/li\u003e\n\u003cli\u003eRoute field output wiring separately from high-voltage power conductors to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eUse the screw clamp terminal block to maintain secure field conductor connections.\u003c\/li\u003e\n\u003cli\u003eConnect output loads according to the specified sourcing output configuration.\u003c\/li\u003e\n\u003cli\u003eConfirm node address settings before connecting the module to an active DeviceNet network.\u003c\/li\u003e\n\u003cli\u003eCheck LED status indicators after power application to verify module communication and output conditions.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43762877562970,"sku":"1790D-T0B16","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1790D-T0B162.jpg?v=1785394904","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1790d-t0b16-compactblock-ldx-digital-output-base-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}