To wire an occupancy switch or door contact. Wiring an occupancy switch or door contact. RTU Open enables the unit to run in 100 stand-alone control mode, Carrier’s i-VuR Open network, or a Third Party Building Automation System (BAS). Its internal application programming provides optimum performance and energy efficiency. To wire a compressor safety input to the controller. The RTU Open controller is an integrated component of the Carrier rooftop unit. To wire a status switch to the controller. To wire an enthalpy switch (differential) to the controller. To wire an enthalpy switch (outdoor air) to the controller. To wire the OAQ sensor to the controller. To wire the CO2 sensor to the controller. Wiring an Outdoor Air Temperature sensor. To wire the SAT sensor to the controller. To wire the SPT sensor to the controller. UPC Open Installation and Integration Guide. Wiring the RTU Open to the MS/TP network. To set the RTU Open's communications protocol and baud rate. Using an auxiliary control power transformer. Using the rooftop equipment control power transformer. Note: the scale factor for calculating the power. The following Fronius products feature interfaces for use with Modbus SunSpec, which enables the easy integration of Fronius inverters into third-party systems via Modbus.

Do not contaminate the printed circuit board with fingerprints, moisture, or any foreign material.A member of the United Technologies Corporation family Modbus SunSpec is an open, Modbus-based communication protocol that conforms to the SunSpec Alliance standard. The BACnet/MODBUS Carrier Translator is a micro controller-based module that provides the ability to integrate Carrier CCN-based control-lers into BACnet or Modbus-based networks.

Failure to follow this warning could causeĮlectrical shock, personal injury, or damage to the controller. See illustration on the following page.ĭisconnect electrical power to the RTU Open before wiring it. On board DIP switches allow you to select the baud rate and choose one of the following protocols:Ĭarrier’s diagnostic display tools such as BACview6 Handheld or Virtual BACview can be used with the RTU RTU Open enables the unit to run in 100% stand-alone control mode or it can communicate Its internal application programming provides optimum rooftop performance andĮnergy efficiency.

The RTU Open controller is available as an integrated component of a Carrier rooftop unit, or as a field. 44Īppendix E: LonWorks Protocol Implementation Conformance Statement. 42Īppendix D: Johnson Controls N2 Protocol Implementation Conformance Statement.

41Īppendix C: Modbus Protocol Implementation Conformance Statement. 33Īppendix B: BACnet Protocol Implementation Conformance Statement. 32Īppendix A: Network Points List for RTU Open. 11Ĭommissioning the RTU Open for LonWorks communication. 11Ĭonfiguring the RTU Open for LonWorks Option Card (Part #LON-OC). 7Ĭonfiguring the RTU Open for Modbus RTU.

6Ĭonfiguring the RTU Open for BACnet MS/TP. A member of the United Technologies Corporation family

Carrier rtu open integration guide