415005 Topvex TR Operation and Maintenance Instructions
Topvex TR800, TR1300, TR1800, TR4000 Operation and Maintenance Instructions
Systemair Inc.
15
Main menu item Sub-menu item 1 Sub-menu item 2 Explanations
Outdoor 
comp.Setp. 1
-4°C = 5.9 CFM
32°C = 0 CFM
Act. Comp: 0 
CFM
Set the SAF airow 
compensation for the settable 
outdoor temperature. The 
outdoor compensation is linear 
and is set using two parameter 
pairs which give the value of the 
compensation at two different 
outdoor temperatures. The 
compensation can be positive or 
negative.
Shows the actual airow 
compensation.
Flow control 
EAF
Actual: + INF
CFM
Setp.: CFM
Shows airow for the extract air 
fan (constant airow control)
Only visible if the unit is 
congured for Flow control
Flow control
EAF
Setp 1/1: 647.4 
CFM
Setp 1/2: 323.7
CFM↓
Set the normal (1/1) and 
reduced (1/2) airow for the 
extract air fan
Outdoor 
comp.Setp. 1
-4°F = 5.9 CFM
32°F = 0 CFM
Act. Comp: 0 
CFM
Set the EAF airow 
compensation for the settable 
outdoor temperature. The 
outdoor compensation is linear 
and is set using two parameter 
pairs which give the value of the 
compensation at two different 
outdoor temperatures. The 
compensation can be positive or 
negative.
Shows The actual airow 
compensation.
Pressure 
control SAF
Actual: in.wg
Setp.: in.wg
Shows the actual external 
pressure and set point for the 
supply air fan.
Only visible if the unit is 
congured for “Pressure 
control” (VAV)
Pressure 
control SAF
Setp 1/1: 0.6 
in.wg
Setp 1/2: 0.4 
in.wg
Set the external pressure set 
point for normal speed (1/1) 
and reduced speed (1/2) for the 
supply fan.










