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Viconics VZ7656H Wireless Installation Guide User Manual

Page 13

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13 | VZ7656R & VZ7656H-Installation Guide

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




C) Schedule
set (2 events)
Scheduling can have 2 or 4 events per day. This is set in the configuration menu as per
parameter; (2/4event).

Schedule
set Y/N


This section of the menu permits the user to set the weekly schedule for all the zones
attached to the RTU controller. Each day can be tailored to specific schedules if needed.

This manual is related to the following products: