Engineering Mode Menu; Operation Of Engineering Menu; Engineering Menu Flow Chart - Contemporary Controls BASstat BAST-121C-B2 User Manual

4.3. Engineering Mode Menu

Thermostat configuration can be performed using the engineering mode menu described
below or BACnet objects using a BACnet client tool such as Contemporary Controls free
BACnet Discovery Tool. It is highly suggested that engineering mode be operated by trained
installers only, because it is related to system parameters that will affect the control results.

Operation of Engineering Menu

•
At power "ON", press and hold both the UP and DOWN buttons simultaneously for 5
seconds to enter Engineering Mode menu.
•
Press the UP or DOWN buttons to rotate through the menu items. The last item
loops back to the first item at the end of items in menu. Press the MODE button to
enter a submenu item.
•
Press the UP or DOWN button to change the setting in the submenu item or hold to
speed up setting value change. Press the MODE button to confirm the setting and
return to the menu item selection. If no button is pressed for 10 seconds, the display
will return to the menu item selection. After another 10 seconds, the display will
return back to User mode. Settings are not changed unless confirmed using the
MODE button.
•
To leave Engineering Mode, rotate till (End) menu item appears and press the
MODE button. Alternately, pressing no buttons for 10 seconds will return the
thermostat back to User mode.

Engineering Menu Flow Chart

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