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Niobrara Research & Development is a manufacturer of industrial communication equipment including protocol translation modules, network interfaces, I/O bus interfaces, specialty modems, smart cables, and accessories for programmable controllers and other industrial automation equipment. Friday May 16, 2025 is National Ride Your Bike to Work Day We rode on Wednesday because weather was perfect. A total of 135 miles were ridden by all the participating Niobrarans. The MEB3 is now shipping! Niobrara has released the new MEB3 - Modbus Plus (MB+) Ethernet Bridge with Proxy. A new Modbus Plus chipset allows all the features of the old MEBII plus: Proxy Mode to tunnel MB+ messages to a new CPU over Ethernet. Specific Data Input and Output. Control of Quantum MB+ DIO from M580 Get the latest versions of NR&D Module Software, user manuals, product focus cutsheets, images , and more from our Download Area. Select a Product Alphabetically     NR&D Cables & Accessories     A66 Altivar Drive serial cards     AIM4 ASCII Module     ASC Advanced Seriplex Clock     CAM500 SY/MAX Memory Module     CAT2 Protocol Translator     CERI Compact Ethernet Remote Interface     CNOE-311 Compact Ethernet Module     CNOE-900 Compact Ethernet & Serial Module     CNOS-101 Compact Serial Module     CUCM-O Compact Programmable Serial Module     CUCM-OE Compact Programmable Ethernet & Serial Module     DDC2I RS-232 <> RS-422/485 Converter     DEB Modbus Serial/Ethernet Bridge     DUCM DIN Rail Universal Comms Module     EPE6 Ethernet Port Expander     IBSM InterBus-S Master Module     IBSS InterBus-S Slave Module     MEB3 Modbus+ Ethernet Bridge with Proxy     MEBII Modbus+ Ethernet Bridge (DIN Rail Mount)     MEB-RT Modbus+ Ethernet Bridge     MLWF Momentum LonWorks top hat     MST Momentum serial top hat     MUCM Momentum Universal Comm Base     NRK2 Power Supply     PEN PowerLogic - Ethernet NIM     PMN PowerLogic - Modbus+ NIM     RM14K Industrial Modem     QASI Quantum AS-i V3 Master     QRIO A-B Universal Remote I/O Scanner     QUCM Quantum Comm Module     QSPXM Quantum Seriplex Master     QXBP Quantum Power Supply     SDI Seriplex Drive Interface     SERI SY/MAX Ethernet Rack Master     SIM Seriplex Input Multiplexer     SPE4 SY/MAX Port Expander     SPXM Seriplex Interface Module     UCM4 Universal Comm Module Select a Product By Platform Converters & Cables       NR&D Cables       DDC2I RS-232 <> RS-422/485 Converter       BB85 Network Adapter DIN Rail Products            DEB Modbus Serial/Ethernet Bridge            DUCM DIN Rail Universal Comms Module            MEB3 Modbus+ Ethernet Bridge with Proxy            MEBII Modbus+ Ethernet Bridge Modicon Compatible Products       Quantum - Quantum PLC Modules, Racks, and Accessories            QASI AS-i V3.0 Master            QRIO A-B Universal Remote I/O Scanner            QUCM Quantum Comm Module            QSPXM Quantum Seriplex Master            QXBP Quantum Power Supply       Compact - Compact PLC Modules, Racks, and Accessories            CERI Compact Ethernet Remote Interface            CNOE-311 Compact Ethernet Module            CNOE-900 Compact Ethernet & Serial Module            CNOS-101 Compact Serial Module            CUCM-O Compact Programmable Serial Module            CUCM-OE Compact Programmable Ethernet & Serial Module       Momentum - Momentum PLC Modules, and Accessories            MST Momentum serial top hat            MLWF Momentum LonWorks top hat            MUCM Momentum Universal Comm Base Square D Compatible Products       SY/MAX PLC - PLC Modules, Racks, and Accessories            AIM4 ASCII Module            CAM500 SY/MAX Memory Module            CAT2 Protocol Translator            EPE6 Ethernet Port Expander            IBSM InterBus-S Master Module            IBSS InterBus-S Slave Module            MEB Modbus+ Ethernet Bridge            NRK2 Power Supply            RM14K Industrial Modem            SERI Ethernet Rack Master            SPE4 SY/MAX Port Expander            SPXM Seriplex Interface Module            UCM4 Universal Comm Module       POWERLOGIC - Network Cards and Accessories            PEN PowerLogic - Ethernet NIM            PMN PowerLogic - Modbus+ NIM       Altivar Drives - Network Cards            A66 - P1, N2, and SY/MAX Protocol Serial Cards       Seriplex - Network Accessories            ASC - Advanced Seriplex Clock            SDI - Seriplex Motor Drive Interface            SIM - Seriplex Input Multiplexer            SPXM - SY/MAX Seriplex I/O Master            QSPXM - Quantum Seriplex I/O Master All brand or product names and trademarks are the property of their respective owners. All pages at this site copyright© 1996 - 2017 Niobrara R&D Corporation. All rights reserved. Niobrara Research & Development Corporation - (417) 624-8918 - phone (417) 624-8920 - fax