Trane ZN.520 Ventilation Hood User Manual


 
UV-SVP01A-EN 35
Configuration
Fan Configuration
End Device Configurations
1. The exhaust fan is energized when the outdoor air damper is equal to or greater than the exhaust fan enable point, and the exhaust fan
is turned off when the outdoor air damper is 10% less than the exhaust fan enable point.
2. Varies with unit configuration.
Table 13: Fan configuration ranges
Fan configuration Default Valid range
Fan operation in heating Continuous
Continuous (during occupied)
Cycling with capacity (unoccupied)
Fan operation in cooling Continuous
Continuous (during occupied)
Cycling with capacity (unoccupied)
Number of fan speeds Varies
2
1, 2
Configurable fan speed heating Varies
2
Off, low, high, auto
Configurable fan speed cooling Varies
2
Off, low, high, auto
Zone sensor fan switch Enable Disable or enable
Table 14: End device ranges
Default Valid range
Main, cooling/changeover valve stroke time Varies
2
30 - 360 seconds
Entering water sampling Varies
2
Disable or enable
Auxiliary, heating valve stroke time Varies
2
30 to 360 seconds
Outdoor air damper stroke time Varies
2
30 to 360 seconds
Occupied outdoor air damper minimum position 15% 0 to 100%
Occupied standby outside air damper minimum
position
15% 0 to 100%
Alternate minimum outside air damper position
for low fan speed
40% 0 to 100%
Economizer enable temperature 55°F 30 to 70°F
Exhaust fan enable setpoint
1
9%
0 to 100%, 101% disables the
exhaust fan
Face-and-bypass damper stroke time 65 seconds 30-360 seconds