Aprilaire 8800 System Installation Manual
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Aprilaire 8800 System Installation Manual

Aprilaire 8800 System Installation Manual

Hvac automation; communicating thermostat
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HVAC Automation
Model 8800 Communicating Thermostat
System Installation Manual
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Summary of Contents for Aprilaire 8800

  • Page 1 HVAC Automation Model 8800 Communicating Thermostat System Installation Manual READ AND SAVE THESE INSTRUCTIONS...

  • Page 2: Table Of Contents

    Check-out communications to the thermostat network............... . . 15 Appendix 1 – Special considerations for installing the Model 8800 with the 8870 Series Communicating Thermostat ..... 16 Appendix 2 –...

  • Page 3: Collect The Components Needed

    Model 8800 Model 8819 Distribution Panel Communicating Thermostat The distribution panel is a switch controlled The Model 8800 thermostat is an communication bus that can be wired to RS-485 communicating thermostat, eight Model 8800 thermostats. This allows configurable for single and multi-stage thermostat communication to be turned on heat/cool or heat pump systems.

  • Page 4: Disconnect Power To All Hvac Equipment And/Or Zone Control Panels

    MODEL 8051, 8052 AND 8053 REMOTE TEMPERATURE SENSORS (OPTIONAL) These sensors can be used directly with the Model 8800 thermostat or with support modules. Model 8051 Flush Mount Sensor Model 8052 Outdoor Temperature Sensor Model 8053 Wall Mount Sensor FOR EASE OF INSTALLATION AND TROUBLESHOOTING DO THE FOLLOWING: •...

  • Page 5: Run The Required Wires And Mount The System Components

    RUN THE REQUIRED WIRES AND MOUNT THE SYSTEM COMPONENTS 1. Determine component locations. 2. Run and label wires. Use FIGURE 1 for selecting wire type. 3. Mount components as specified in each product’s installation instructions. FIGURE 1 – Run Wire for System Straight through serial cable provided with Protocol Adapter Model 8052...
  • Page 6 FIGURE 2 – Network Interconnection Worksheet Fill Out and Leave with System Software Package JOB TITLE: JOB LOCATION: DATE: INSTALLING CONTRACTOR: CAT-5 WIRE CAT-5 LOCATION LOCATION WIRE DISTRIBUTION PANEL LOCATION / NAME ADDRESS ADDRESS CAT-5 CAT-5 WIRE WIRE LOCATION LOCATION ADDRESS ADDRESS CAT-5...

  • Page 7: Connect The Control Wires To The Hvac/Zone System And Thermostats

    DRY CONTACT Remove jumper for dry contact control. Y = Dehumidifier Control 8024 Use Aprilaire Model 8024 relay card or equivalent for dry contact control. Note: If you use a dry contact humidifier without a dehumidifier, you will have to provide 24VAC to the RC and C terminals in order to power the thermostat.

  • Page 8: Connect The Communication And Power Wires To The Distribution Panel And Thermostat

    (PROVIDED) DO NOT CONNECT 24VAC MODEL 8819 DISTRIBUTION PANEL MODEL B+ A+ B- A- Y Y2 G L S2 MODEL 8800 THERMOSTAT 8081 OR 8082 B+ B- SUPPORT MODULE ON OFF OFF ON MODEL 8051 ON OFF OFF ON FLUSH MOUNT...

  • Page 9: Connect Multiple Distribution Panels

    CONNECT MULTIPLE DISTRIBUTION PANELS 1. MAKE SURE THAT ALL SWITCHES ON THE DISTRIBUTION PANELS ARE OFF! 2. If more than one Distribution Panel is used in the thermostat network, the communication lines must be daisy-chained together. • Use the wire colors shown in FIGURE 7 to help ensure proper, consistent connections. 3.

  • Page 10: Connect Protocol Adapter To The Distribution Panel And Host Computer Or Automation System

    TRANSFORMER B- B+ A+ A- (PROVIDED) RS-485/422 BREAKOUT ADAPTER (PROVIDED) A+ A- B+ B- REF REF APRILAIRE MODEL 8819 DISTRIBUTION PANEL OR MODEL 8800 COMMUNICATING RS-485/422 THERMOSTAT DC +9V COMPUTER OR AUTOMATION SYSTEM WITH RS232 SERIAL RS-485/422 DC +9V COMMUNICATION PORT...

  • Page 11: Powering Up The Distribution Panel And Thermostats

    POWERING UP THE DISTRIBUTION PANEL AND THERMOSTATS 1. MAKE SURE THAT ALL SWITCHES ON THE DISTRIBUTION PANEL ARE OFF! 2. The distribution panel can be powered from 24 VAC from the HVAC equipment, thermostat, or separate plug-in transformer. 3. After power has been connected, turn on the main power switch on the distribution panel. 4.

  • Page 12: Setup Computer For Communication System Checkout

    SETUP COMPUTER FOR COMMUNICATION SYSTEM CHECKOUT REQUIREMENT: HyperTerminal software and a PC with a serial port or usb to serial port adapter. 1. Connect the Protocol Adapter RS-232 output to a computer with Windows ’95, ’98, Windows 2000, Windows NT, or XP. Note: Newer Windows systems may not include HyperTerminal.
  • Page 13 4. This will bring up a Connect to dialog box. From the pull down 5. A COM1 Properties dialog box should appear. Use the pull-down next to “Connect using:”, select the Com port to which the Protocol menus or type in the following for each selection (see FIGURE 12): Adapter is connected (see FIGURE 11).
  • Page 14 6. From the File pull-down menu, select Properties. This will bring up a Properties dialog box. FIGURE 14 – ASCII Setup 7. Select the Settings tab. Make the following selections (see FIGURE 13): Terminal keys Ctrl+H Emulation: Auto Detect Telnet terminal: ANSI Backscroll buffer lines: 500 FIGURE 13 –...

  • Page 15: Check-Out Communications To The Thermostat Network

    You should see response: SN1 MODEL# 8800 VER: x.xxx - RPC 2011 (x.xxx represents the current firmware version number) • If the response is not exactly as shown, there is a communication signal problem. The most likely sources are a loose terminal connection, incorrect wiring, incorrect wire type, damaged wire, electrical interference or incorrect power supply.

  • Page 16: Appendix 1 - Special Considerations For Installing The Model 8800 With The 8870 Series Communicating Thermostat

    3. Replace any 8061 TT Support Modules connected to the thermostat with 8081 TT Support Modules, but in cases where a single flush mount and/or outdoor sensor is used they can be directly connected to the new 8800 Thermostat and the Support Module can be eliminated.

  • Page 17: Appendix 2 - Sensor Averaging

    APPENDIX 2 – SENSOR AVERAGING This is an option for sensor averaging that does not require support modules. This option can only be used with a specific number of sensors (4 or 9). FIGURE 17 MODEL 8800 THERMOSTAT B+ A+ RC R 2-WIRE...

  • Page 18: Appendix 3 - Model 8022: 4 Wire Thermostat To 3 Wire Cable Interface

    Any two thermostat equipment terminals (not 24V hot or common) can be combined with the diode pair and run to the 8022 through one wire, avoiding the need to run an extra wire. FIGURE 18 SEE NOTE SUPPLIED APRILAIRE THERMOSTAT 8022 WIRE NUT STAT EQUIP...
  • Page 20 P.O. Box 1467 • Madison, WI 53701-1467 • Phone: 800/334-6011 • Fax: 608/257-4357 • www.aprilairepartners.com 10009416 6.11 Printed in U.S.A. B2205497A © 2011 Aprilaire – A division of Research Products Corporation...

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