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028-0324-02_LIT-VZ7656F_B-E01_EN
October 2019
Outdoor air temperature
•
Outdoor air temperature display is only enabled when outdoor air temperature sensor is
connected.
•
A maximum range status display of 50 °C (122 °F) indicates a shorted sensor.
Associated functions, such as mode lockouts and economizer function are
automatically disabled.
•
A minimum range status -40 °C (-40 °F) is not displayed and indicates a opened
sensor or a sensor not connected. Associated functions, such as mode lockouts and
economizer function are automatically disabled.
Alarms
•
If alarms are detected, they will automatically be displayed at the end of the status
display scroll.
•
During an alarm message display, the back lit screen will light up at the same time as
the message and shut off during the rest of the status display.
•
Two alarms maximum can appear at any given time.
•
The priority for the alarms is as follows:
Sequence of manual-scroll status display:
Manual scroll of each menu item is achieved by pressing the Yes (scroll) key repetitively. The
last item viewed will be shown on the display for 30 seconds before returning to automatic
scrolling. Temperature is automatically updated when scrolling is held.
Clock Status
System
Mode
Schedule
Status
Outdoor
Temperature
Alarms
(if detected)
Monday
Sys Mode
Occupied
Outdoor
Service
12:00 AM
Off
xx.x °C or °F
DAS Alrm
Sys Mode
Unoccupied
SetClock
Auto
Filter
Sys Mode
Override
Comm Lost
Cool
Sys Mode
Heat
Current Zone
Sequence
Return Air
Temperature
Discharge Air
Temperature
Current Static
Pressure
Zone Seq
RA Temp
DA Temp
Pressure
Off
xx.x °C or °F
xx.x °C or °F
x.x WC or Pa
Zone Seq
Cool
Zone Seq
Heat
Effective PI
Heat
Demand at RTU
Effective PI Cool
Demand at RTU
Highest PI Heat
Demand Zone
Address
Highest PI Cool
Demand Zone
Address
Heat Out
Cool Out
Heat MAC
Cool MAC
xxx %
xxx %
xxx
xxx