tekmar 406 User Manuals

User Brochure

tekmarNet®2 House Control 406

This brochure includes details about how to view and adjust settings within the tekmarNet® House Control 406. Advanced operational information is available in the Installation and Operation Manual D406. Please visit www.tekmarcontrols.com for more detailed information on this or any other tekmar product.

This control operates a heat pump and backup boiler to provide hot or chilled water to a storage tank. Floor cooling is available with or without a humidity sensor. A backup boiler is able to provide heat for domestic hot water, setpoints, or as a backup to the storage tank.

Display

Alternative

Energy

U 406

12/11

Replaces: New

Menu Field

Displays the

current menu

Status Fields

Displays the current status of the control’s inputs, outputs and operation. Most symbols in the status field are only visible when the VIEW Menu is selected

Symbols

CALLS

Calls

Pumps

Zones

1 2 3 4

Var

Displays any call for heat or cool the control is receiving.

PUMPS

Displays any pump currently operating.

ZONES

Displays if an on-board zone is operating.

VARIABLE SPEED PUMP OUTPUT

Displays percent output of the variable speed pump.

WWSD / CWSD

The system is currently in Warm Weather Shut Down or Cold Weather Shut Down.

MIN / MAX

Heat pump is prevented from operating due to high or low return water temperature.

OCCUPIED

Indicates that a User Switch or Timer has put the system into Occupied.

UNOCCUPIED

Indicates that a User Switch or Timer has put the system into UnOccupied.

Setpoint Xfr

Var

Aux

°F°C minhr

sec%

Item Field

Displays the name of the selected item

Number Field

Displays the current value of the selected item

Aux

HEAT PUMP

Heat pump stage 1 or 2 is operating.

AUXILIARY

An auxiliary backup heat source is currently operating using the Backup relay.

BOILER

Indicates that the boiler is operating (flashing flame indicates boiler is igniting).

FLOOR

Radiant floor cooling is currently active.

BACKUP

Backup heat source is required to assist in heating the tank sensor to its target.

COOL / HEAT

The heat pump is operating in either cool or heat mode.

°F, °C, MINUTES, HOURS, SECONDS, %

Units of measurement for current number.

WARNING

Displays if an error exists on the system.

Navigating The Display

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The 406 uses a simple user interface to accomplish a variety of functions. The four buttons beneath the display are used to change the menu, sort through Items, and adjust each setting as required.

Step 1 - Select A Menu

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The menu is displayed in the Menu Field at the top left side of the display. Four menus are available: View, Adjust, Monitor and Toolbox (identified by the wrench symbol).

Press the Menu button to switch between menus. •

Step 2 - Select An Item

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Each menu contains a list of Items that can be viewed and, in some cases, adjusted. Press the item button to scroll through the list in each Menu.

To view the next available item, press and release the Item button.

• To view the previous item, hold down the Item button, and press and release the Up button.

•

View Menu Items

Outdoor

• Boiler

Item

• Boil Target

• Boiler Modulation

•

Step 3 - Adjust The Item

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Adjust Menu Items

Mode

• WWSD

• Units

•

Monitor Menu Items

Outdoor Low

• Outdoor High

• Run Time Heat Pump 1

• Run Time Heat Pump 2

• Run Time Boiler

•

Toolbox Menu Items

Type 406

• Access

•

The Up and Down buttons are primarily used for adjusting settings. To adjust a setting:

•

Select the appropriate menu using the Menu button.

•

Select the item using the Item button.

•

Use the Up or Down button to make the adjustment.

View Menu

The View menu items display the current operating temperatures and status information of the system.

Item Description

OUTDOOR

Current outdoor air temperature as measured by the outdoor sensor. The outdoor air temperature is shared to all thermostats in the tekmarNet® system.

BOILER

Current boiler supply water temperature as measured by the boiler sensor. Note: This item is only available when a boiler water temperature is selected.

BOILER TARGET

The boiler target is the temperature the control is currently trying to maintain at the boiler supply sensor. “

Note: This item is only available when a boiler water temperature is selected.

BOILER MODULATION

Current percent modulation of the boiler’s burner. Note: This item is only available when a modulating boiler is selected.

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” is displayed when no heat is required for boiler zones.

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