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028-0323-02_LIT-VZ7656R&VZ7656H_W-E01_EN
September 2019
A) Override an unoccupied period
Override
schd Y/N
This menu will appear only when the controller is in unoccupied mode. The unoccupied
mode is enabled either by the internal timer scheduling or by a network unoccupied
command on the occupancy object.
If DI1 is configured to operate as a remote temporary override contact, this menu will be
disabled.
Answering yes to this prompt will cause the all the zones attached to the RTU controller to
go into occupied mode for an amount of time equal to the parameter “TOccTime” (1 to 12
hours).
B) Resume regular scheduling
Cancel
ovrd Y/N
This menu does not appear in regular operation. It will appear only when the controller is
in override mode.
Answering “Yes” to this question will cause all the zones attached to the RTU controller to
resume the regular configured scheduling of the RTU controller schedule.
B) System mode setting
Sys mode
set Y/N
This menu is accessed to set system mode operation. Use ▲▼ to set value, yes key to
confirm.
Sys mode
off
Off mode
Normal cooling or heating operation disabled.
Sys mode
auto
Automatic mode
Automatic changeover mode between heating and cooling operation based
on local zone demands voting for RTU system operation.
Sys mode
cool
Cooling mode
Cooling operation mode only
Sys mode
heat
Heating mode
Heating operation mode only
Sys mode
emergenc
Emergency heat mode
( heat pump models only )
Forced auxiliary heat operation mode only
