DP 10005754 | Echo 8870 guide

1015 E. WASHINGTON AVE. • MADISON, WI 53703 • PHONE: 888/782-8638 • FAX: 608/257-4357 • www.aprilaire.com

DP 10005754 1.5.4.02

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Echo 8870 installation manual DP 10005754

Contents

Communicating Thermostat System Installation Manual Communicating Thermostat System Installation Manual StepAppendix Tools YOU will NEED… Model 8870 ThermostatModel 8811 Protocol Adapter Model 8818 Distribution Panel Use Category-5 cable for all communication wiring Model 8870 ThermostatModel 8818 Distribution Panel Model 8061 and Model 8062 Support Modules RUN the Required Wires see Illustration Illustration 2 Run Wire For System Locate and Mount the Automation System Components FEW Minutes Spent Writing Down Fill Out and Leave with System Software Package Illustration 3 Network Interconnection Worksheet Do not Turn on Hvac System Power YET Diagram 1 Typical Heating / Cool Wiring SchematicDiagram 2 Typical Heat Pump Wiring Schematic Communication System Wiring Distribution Panel Diagram 4 Thermostat Communication Wiring Communication Terminal Definitions Diagram 5 Multiple Distribution Panels Connect Multiple Distribution Panels Diagram 6 Protocol Adapter Wiring VAC Transformer provided w/ protocol adapter Provide Power to the Distribution Panel Turn on Power to ALL Hvac Equipment and to the ThermostatsOther Switches CHECK-OUT Hvac System Operation Illustration 5 Setting the Thermostat Address Address the Thermostats and SET Highest AddressTo the right of the message center display Press the Enter button to select this sub-menu Setup Computer for Communication System Checkout Illustration 6 Access HyperTerminalTurn on the computer From the Start menu, select Programs Illustration 7 New Connection Data bits Parity None Stop bits Flow control none Click OK Illustration 8 Select Com PortIllustration 9 Connection Properties Press Enter to clear the command line Illustration 10 Terminal SettingsIllustration 11 Ascii Setup Click OK to put away both dialog boxes Illustration 12 Com Switches CHECK-OUT Communications to the Thermostat NetworkType SN? and press Enter Type SN ID? and press Enter Diagram 7 Adding an 8870 Thermostat Appendix Diagram 8 Adding an 8840 Series Thermostat Illustration 13 Remove Terminating Resistors Aprilaire Command SET Command Response SyntaxTo be set. The value must follow the action with no Communication Control Commands Thermostat Sensing CommandsThermostat Hvac Operational Commands Auxiliary Information Commands Fill Out and Leave with System Software Package DP 10005754