Honeywell AC-220-7, AC-140-7 manual Programming the T775A/B/M Controller, Entering Program Mode

Page 22

T775A/B/M SERIES 2000 CONTROLLER

1. PROGRAMMING

Programming the T775A/B/M Controller

To program the controller, perform the following procedures in the order listed:

1.Enter Program mode — see “1.1. Entering Program Mode”

2.Program the Outputs — see “1.2. Program Menu for Outputs” on page 14

When programming is complete, you may continue with “3. Scheduling” on page 30 or, for advanced options, continue with “2. Setup (Advanced Options)” on page 17.

MENU

PROGRAM

MENU

PROGRAM

MOD 1

MOD 2

RELAY 1

RELAY 2

RELAY 3

RELAY 4

EXIT

 

MENU

OR

PROGRAM

 

RELAY 1

RELAY 2

RELAY 3

RELAY 4

EXIT

M24492

1.1. Entering Program Mode

Press the MENU button, then select PROGRAM and press the X button to view the Program menu.

Fig. 26 shows the Program menus for controllers with and without Modulating Outputs.

NOTE: Modulating outputs are not available on the T775A and T775B controller models.

Fig. 26. Program Menu.

 

 

 

 

 

 

MENU

PROGRAM

 

 

PROGRAM

 

 

 

RELAY 1

 

 

RELAY 1

 

 

 

 

SETPOINT

DIFFRNTL

SENSOR

HEAT/COOL

SETBACK

EXIT

Fig. 27. Program Menu Outputs.

 

1.2. Program Menu for Outputs

 

Press the MENU button, select PROGRAM, then select

 

RELAY 1 (or MOD 1) to view the parameters. Fig. 27

 

shows RELAY 1.

 

NOTE: For MOD 1 and 2, THROT RNG replaces

 

DIFFRNTL.

 

NOTE: The Setback parameter displays only if schedul-

 

ing is enabled (see Fig. 55 on page 24) or the DI

 

Option is set to Setback. (see Fig. 57 on

M24493

page 25).

Continue with “1.2.1. SETPOINT”.

PROGRAM

RELAY 1

SETPOINT

MENU

PROGRAM

RELAY 1

SETPOINT

70 oF

 

ENTER

 

SETPOINT

 

FOR

 

RELAY 1

M24494

1.2.1. SETPOINT

1.From the menu, use the S and T buttons to high- light SETPOINT.

2.Press the X button to display the setpoint value.

3.Use the S and T buttons to increase/decrease the desired setpoint temperature.

Default: 70°F (21°C)

Range: -40°F to 248°F (-40°C to 120°C)

4.Press the X button to accept the setpoint tempera- ture and display the next option.

Fig. 28. Program - Setpoint.

62-0254–03

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Contents FP-4 Freeze Protection KIT Section IntroductionInstallation SectionInstalling the Conduit Section Installation Control BOX Component Layout and Wiring DiagramSetting the Controller OperationSection Troubleshooting Troubleshooting ProceduresSection Replacement Parts Replacement PartsSection Warranty PER VAN AIR Terms and Conditions of SaleProduct Description Controller Dimensions Temperature SensorsaAccessories Wiring Before InstallationInstallation and Setup MountingTemperature Sensor Wire Type and Size Wiring Connections AccessTemperature Sensor Wiring Multiple Parallel SensorsController Wiring Controller Wiring MethodDescription of Wiring Terminal Connections Terminal Label Wiring Applications ExamplesController Wiring Details Connection Terminal Label Description SensorsWiring for four-stage control 24 Vac input 24 Vac load Wiring for ML7984 valve actuator Wiring for three Series 90 Modutrol Motors Checkout Power LossTemperature Sensor Calibration Foota MΩ/ft Rating 200 ft 500 ft 000 ftInterface Overview Using the LCD Panel InterfaceHome Screen Setup Menu Accessing the MenusUsing the Menus Programming, Scheduling, and Summary MenusProgramming Heating Mode Setpoint and DifferentialCooling Mode Setpoint and Differential Setpoint and DifferentialProgramming the T775A/B/M Controller Entering Program ModeProgram Menu for Outputs Sensor Differential or Throttling RangeHEAT/COOL Setback Exiting Program ModeProgram Next Output Mod or Relay Entering Setup Mode Setup Advanced OptionsSetup Procedure Setting up the SensorsCalibrate the sensor Sensor aUnits F or C Label the sensor inputCalibrate Exit Sensor a SetupSensor B LabelHI Limit or LOW Limit Sensor B only Limit Sensor B onlySetting up the Modulating Outputs Setting up the OutputsThrottling Range Sensor B only MIN OUT % Type of output signalIntegral Schedule ExitOptions USE SchedDI Options digital input options MIN OFF minimum off time for all relaysShow RT show run time hours Setting up the Relays Exit Options SetupType standard or floating Floating Relay Menu Reset RT run time hours Derivative modulating/floating relay onlyExit Setup Mode Setup Outputs Relay ExitScheduling Entering Schedule ModeCreating a Schedule SET Date SET TimeDaylight daylight saving time Mon-Fri Schedule Defaults Setting Individual Schedules1. E1 Setpt setpoint for event 2. E1 Time time for event Exiting Scheduling ModeExit exit from selected time period settings 3. E2 Setpoint setpoint for eventError Message TroubleshootingErrors and Diagnostics Diagnostic MessagesImmunity Compliance Safety ComplianceEmissions Compliance FCC Compliance StatementDOC T775A/B/M Series 2000 Controller

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