415005 Topvex TR Operation and Maintenance Instructions
Topvex TR800, TR1300, TR1800, TR4000
Operation and Maintenance Instructions
Systemair Inc.
14
Main menu item Sub-menu item 1 Sub-menu item 2 Explanations
If cascade
control
Max/min supply
setp.
Max: 86°F
Min: 53.6°F
Shows the maximum and
minimum allowed supply air
temperature in case of cascade
control
Login to service level needed to
change settings
Outdoor temp:
°F
Supply air temp
Actual: °F
Setp: 64.4°F
Shows the actual outdoor air
temperature
Shows the actual supply air
temperature
Shows the calculated supply
air set point. The exhaust air
controller output signal generates
the supply air controller’s set point
value
Frost
protection
Actual: °F
Shows the actual water
temperature in the water heating
coil. (Only visible for HW units)
Exhaust air
temp
Actual: °F
Shows the actual exhaust air
temperature.
Efciency
Exchanger
Actual: %
Shows the actual heat recovery
efciency
The function calculates the heat
exchangers temperature efciency
in % when the output signal to the
exchanger is higher than 98% and
the outdoor temperature is lower
than 50°F.
When the control signal is
lower than 98% or the outdoor
temperature is higher than
50°F the display will show 0%.
→Air Control
This menu option becomes visible
if the unit is congured for “ow
control” or “Pressure control”
Flow control
SAF
Actual: CFM
Setp.: CFM
Shows airow for the supply air
fan (constant airow control)
Only visible if the unit is congured
for Flow control
Flow control
SAF
Setp 1/1: 647.4
CFM
Setp 1/2: 323.7
CFM
Set the normal (1/1) and reduced
(1/2) airow for the supply air fan