Honeywell W7752D User Manuals

Table of Contents

• Introduction

  1
• Description of Devices

  1
• Products Covered

  2
• Organization of Manual

  2
• Applicable Literature

  2
• Product Names

  2
• Control Application

  3
• Control Provided

  3
• Setpoints

  4
• Bypass

  6
• LED/LCD

  6
• Energy-Saving Features

  6
• Occupancy Status

  7
• Safety Features

  8
• Operating Modes

  8
• Construction

  9
• Excel 10 W7752 FCU Controllers

  9
• Excel 10 W7754 FCU Controllers

  9
• Controller Performance Specifications

  11
• Configurations

  12
• General

  12
• Fan Type

  12
• Type of Heating and Cooling Equipment

  13
• Reheat Output

  14
• Digital Input

  14
• Excel 10 Wall Module Options

  15
• Abbreviations and Definitions

  16
• Application Steps

  17
• Overview

  17
• Step 1. Plan the System

  17
• Step 2. Determine Other Bus Devices Required

  17
• Step 3. Lay Out Communications and Power Wiring

  18
• LONWORKS Layout

  18
• Power Wiring

  19
• Step 4. Prepare Wiring Diagrams

  19
• General Considerations

  19
• LONWORKS Termination

  23
• Step 5. Order Equipment

  24
• Step 6. Configure Controllers

  25
• General

  25
• Output

  26
• Input

  27
• Equipment Control

  28
• Fan

  28
• Switching Levels

  29
• Zone Options

  29
• Miscellaneous

  29
• PID

  30
• Commissioning

  30
• ID Number

  30
• Step 7. Troubleshooting

  30
• Troubleshooting Excel 10 FCU Controllers and Wall Modules

  30
• Alarms

  30
• Broadcasting the Service Message

  32
• Manual Mode

  32
• Appendix A: Using An LNS tool to Commission a Fan Coil Unit

  33
• Temperature Sensor Calibration

  33
• Appendix B: Configuring for Master/Slave Operation

  34
• Output Configuration Options

  34
• Input Configuration Options

  34
• Equipment Control Options

  34
• Zone Control Options

  34
• Network Variable Binding

  34
• Appendix C: LON Interface

  35