Carrier 11-808-427-01 - Manual

Carrier 11-808-427-01

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Table of Contents:

  • Page 3 – Table of Contents
  • Page 7 – What is the RTU Open controller?; Introduction
  • Page 9 – Specifications
  • Page 10 – Safety considerations
  • Page 11 – Field-supplied hardware; Installation
  • Page 12 – To mount the RTU Open
  • Page 13 – To wire the controller for power; Using the rooftop equipment control power transformer
  • Page 14 – Using an auxiliary control power transformer
  • Page 15 – To set the RTU Open's address
  • Page 16 – To set the RTU Open's communications protocol and baud rate; Wiring the RTU Open to the MS/TP network
  • Page 17 – Wiring specifications
  • Page 18 – Wiring inputs and outputs
  • Page 19 – Input wiring specifications
  • Page 20 – Binary outputs; Analog output
  • Page 21 – J4 Inputs
  • Page 22 – J5 Inputs
  • Page 24 – Wiring sensors to inputs
  • Page 25 – Field-supplied sensor hardware
  • Page 26 – Wiring an SPT sensor; Rnet wiring specifications
  • Page 27 – To wire the SPT sensor to the controller; Wiring a Supply Air Temperature sensor
  • Page 28 – To wire the SAT sensor to the controller; Wiring a Duct Air Temperature sensor
  • Page 29 – To wire a duct sensor to the controller; Wiring an Outdoor Air Temperature sensor
  • Page 30 – Wiring a CO2 sensor
  • Page 31 – Wiring an Outdoor Air Quality sensor
  • Page 32 – Wiring a Relative Humidity sensor
  • Page 33 – To wire the RH sensor to the controller; Wiring a Humidistat
  • Page 34 – To wire a humidistat to the controller; Wiring an enthalpy switch
  • Page 35 – To wire an enthalpy switch (outdoor air) to the controller
  • Page 36 – To wire an enthalpy switch (differential) to the controller
  • Page 37 – Wiring a status switch
  • Page 38 – To wire a status switch to the controller; Wiring a compressor safety
  • Page 39 – To wire a compressor safety input to the controller; Wiring an occupancy switch or door contact
  • Page 40 – To wire an occupancy switch or door contact
  • Page 42 – Service Test
  • Page 43 – Configuring the RTU Open's properties; Unit Configuration properties
  • Page 45 – Setpoint properties
  • Page 46 – Service Configuration properties
  • Page 48 – Occupancy; Sequence of Operation
  • Page 49 – Supply fan
  • Page 50 – Economizer
  • Page 51 – Unoccupied Free Cooling
  • Page 52 – To change Optimal Start settings:; Enthalpy control
  • Page 53 – Heating
  • Page 54 – Heat Pump operation; Dehumidification
  • Page 55 – Demand Limit
  • Page 56 – Fan Status
  • Page 59 – Linkage
  • Page 60 – Linkage Air Source Modes
  • Page 61 – Serial number; Troubleshooting
  • Page 62 – Replacing the RTU Open's battery
  • Page 63 – FCC Compliance; CE Compliance; BACnet Compliance; Compliance
  • Page 64 – Status
  • Page 65 – Unit Configuration
  • Page 67 – Setpoints
  • Page 71 – Alarm Configuration
  • Page 72 – Service Configuration
  • Page 74 – Maintenance
  • Page 76 – Alarms
  • Page 79 – Appendix B: Single Point Linkage and Device Address Binding
  • Page 80 – Device Address Binding
  • Page 81 – Index
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CARRIER CORPORATION ©2010

A member of the United Technologies Corporation family · Stock symbol UTX · Catalog No. 11-808-427-01 · 11/19/2010

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Summary

Page 3 - Table of Contents

RTU Open i Table of Contents Introduction .................................................................................................................................................................. 1 What is the RTU Open controller? ...............................................................

Page 7 - What is the RTU Open controller?; Introduction

RTU Open 1 What is the RTU Open controller? The RTU Open controller is available as an integrated component of a Carrier rooftop unit, or as a field- installed retrofit product. Its internal application programming provides optimum rooftop performance and energy efficiency. RTU Open enables the unit...

Page 9 - Specifications

RTU Open 3 Specifications RTU Open driver drv_rtuopn_std Power 24 Vac ±10%, 50–60 Hz 20 VA power consumption (26 VA with BAC view Access port attached) 26 Vdc (25 V min, 30 V max) Single Class 2 source only, 100 VA or less To connect a BAC J12 view 6 Handheld, Virtual BAC view Rnet port , or Field A...

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