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Appendix B: VAV terminal modes
Air Source
Temperature
Mode
Control
Requirement
Heat,
None
Warmup
Cooling
Heating
Pressurization
None
(Linked air
source only)
Cooling
Heating
Evacuation/
All
Shutdown
(Linked)
TruVu™ VAVB3-E2
Installation and Start-up Guide
Terminal
Aux
Terminal
Type
Mode
Heat
Single Duct,
N/A
Heating
Parallel Fan
Series Fan
N/A
Heating
Single Duct,
N/A
Heating
Parallel Fan
Series Fan
N/A
Heating
Single Duct
No
Heating
Single Duct
Yes
Heating
Series or
No
Heating
Parallel Fan
Series or
Yes
Heating
Parallel Fan
Single Duct,
N/A
Pressurize
Parallel Fan
Series Fan
N/A
Pressurize
Single Duct,
N/A
Pressurize
Parallel Fan
Series Fan
N/A
Pressurize
Single Duct,
No
Pressurize
Parallel Fan
Series Fan
No
Pressurize
Single Duct,
Yes
Pressurize
Parallel Fan
Series Fan
Yes
Pressurize
All
N/A
Evac
140
Damper Control
Heat
(Damper Setpoint
Control
used)
Minimum cfm (Heat)
Disable
Minimum cfm (Heat)
Disable
Minimum cfm (Heat)
Disable
Minimum cfm (Heat)
Disable
Modulate Min/Max cfm
Disable
(Heat)
Modulate Min/Max cfm
Enable
(Heat)
Modulate Min/Max cfm
Disable
(Heat)
Modulate Min/Max cfm
Enable
(Heat)
Minimum cfm (Cool)
Disable
Minimum cfm (Cool)
Disable
Minimum cfm (Cool)
Disable
Minimum cfm (Cool)
Disable
Minimum cfm (Cool)
Disable
Maximum Cool cfm
Disable
(Cool)
Maximum Cool cfm
Disable
(Cool)
Maximum Cool cfm
Enable
(Cool)
Close Damper
Disable
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Fan
Control
Disable
Enable
Disable
Enable
N/A
N/A
Enable
Enable
Disable
Enable
Disable
Enable
Disable
Enable
Disable
Enable
Disable
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