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All rights reserved. • Catalog No. 11-808-696-01 • 8/7/2023  \n Verify that you have the most current version of this document [from www.hvacpartners.com](from www.hvacpartners.com), the Carrier Partner Community website, or your local Carrier office.  \nImportant changes are listed in Document revision history at the end of this document.  \n©2023 Carrier. All rights reserved.  \nContents  \nIntroduction .................................................................................................................................................................. 1  \nWhat is the RTU Open controller? ......................................................................................................................1  \nSpecifications ........................................................................................................................................................3  \nSafety considerations...........................................................................................................................................4  \nInstalling the RTU Open............................................................................................................................................... 1  \nField-supplied hardware ......................................................................................................................................1  \nTo mount the RTU Open.......................................................................................................................................2  \nTo wire the controller for power..........................................................................................................................4  \nTo use the rooftop equipment control power transformer.................................................................. 5  \nTo use an auxiliary control power transformer .................................................................................... 5  \nTo set the controller's address............................................................................................................................7  \nTo set the controller's communications protocol and baud rate ..................................................................7  \nWiring for communications.................................................................................................................................8  \nWiring specifications for BACnet MS/TP and ARC156 ........................................................................ 8  \nTo wire the controller to the BACnet network ...................................................................................... 8  \nWiring inputs and outputs ...................................................................................................................................9  \nInput wiring specifications .................................................................................................................. 10  \nInputs ................................................................................................................................................... 11  \nBinary outputs ..................................................................................................................................... 11  \nAnalog outputs .................................................................................................................................... 11  \nTo wire inputs and outputs ................................................................................................................. 12  \nWiring sensors and switches to the controller .............................................................................................. 16  \nField-supplied sensor hardware ......................................................................................................... 17  \nWiring devices to the RTU Open's Rnet port ","cbCaitydxbRCdneN","https://ap.wps.com/l/cbCaitydxbRCdneN","pdf",3404443,137,"English","# Introduction\n## What is the RTU Open controller?\n# Specifications\n# Safety considerations\n# Installing the RTU Open\n## Field-supplied hardware\n## To mount the RTU Open\n## To wire the controller for power\n## To set the controller's address\n## To set the controller's communications protocol and baud rate\n## Wiring for communications\n## Wiring inputs and outputs\n## Wiring sensors and switches to the controller\n# Start-up\n# Service Test","[{\"question\":\"What are the main tasks covered to install the RTU Open v5 controller?\",\"answer\":\"The guide covers mounting the controller, wiring power, setting the controller address, and configuring communications protocol and baud rate, followed by communications and I/O wiring.\"},{\"question\":\"How does the guide address BACnet network connectivity?\",\"answer\":\"It provides wiring specifications for BACnet MS/TP and ARC156 and explains how to wire the controller to the BACnet network.\"},{\"question\":\"Which sensor types does the guide include for wiring to the RTU Open controller?\",\"answer\":\"It includes instructions for wiring supply air temperature, duct air temperature, outdoor air temperature, CO2, outdoor air quality, relative humidity, humidistats, enthalpy switches, status switches, compressor safety, and occupancy/door contact devices.\"}]","RTU Open v5 - Installation and Start-up Guide | PDF",345]