13
UI3
Universal input no.3 configuration
Default value
= None
(None):
No function will be associated with the input
(COC/NH) Change over dry contact. Normally Heat:
Used for hot
/
cold water or
air change over switching in 2 pipe systems.
Contact closed = Cold water or air present
Contact opened = Hot water or air present
Only used and valid if system is setup as 2 pipes. Parameter ( Pipe No ) set as 2
pipes.
(COC/NC) Change over dry contact. Normally Cool:
Used for hot
/
cold water or
air change over switching in 2 pipe systems.
Contact closed = Hot water present
Contact opened = Cold water present
Only used and valid if system is setup as 2 pipes. Parameter (Pipe No ) set as 2
pipes.
(COS) Change over analog sensor:
Used for hot
/
cold water or air change over
switching in 2 pipe systems.
Only used and valid if system is setup as 2 pipes. Parameter (Pipe No ) set as 2
pipes.
If water temperature is > 78 °F = Hot water present
If water temperature is < 75 °F = Cold water present
(SS) Supply air sensor monitoring:
Used for supply air temperature monitoring.
Only used for network reporting of the supply air temperature. Has no internal
function in the thermostat.
MenuScro
Menu scroll
Default value =
On =
Scroll active
Removes the scrolling display and only present the room temperature/humidity to the user.
With this option enabled, no status is given of mode, schedule and outdoor temperature.
On = Scroll active
Off = Scroll not active
AutoMode
Enables
Auto
menu for Mode
button
Default value =
Off
Enables Auto function for the mode button
For sequences 2, 4 & 5 only
On = Auto active
(Off-Cool-Heat-Auto)
Off = auto not active
(Off-Cool-Heat)
C or F
Sets scale of the thermostat
Default value =
°F
°F
for Fahrenheit scale
°C
for Celsius scale
On hotel models, this sets the default value when the thermostat powers up
%RH disp
Local %RH Display
Default value =
OFF
Models with Humidity sensor only
VT735xX5x00(x) models only
RH models only
Enables the display of humidity below the room temperature on the display
ON
= Display %RH
OFF
= No display of %RH
Lockout
Keypad lockout levels
Default value =
0 No lock
Level
Occupied temperature
setpoints
System mode setting
Fan mode setting
Unoccupied Override
0
Yes access
Yes access
Yes access
Yes access
1 Yes
access
Yes access
Yes access
No access
2
Yes access
No access
No access
Yes access
3
Yes access
No access
No access
No access
4
No access
No access
No access
Yes access
5
No access
No access
No access
No access
Pipe No
System type installation
Number of pipes
Default is:
4.0
Pipes
Defines the type of system installed
2.0
Pipes
,
will limit the number of sequences of operation available
from 0 to 3
Will enable heat/cool operation from the same output ( refer to wiring diagram )
4.0
Pipes, can access all the sequences of operation from 0 to 5
Will enable heat/cool operation from different output ( refer to wiring diagram )
