400895 Topvex FR Operation and Maintenance Instructions

Topvex FR800, FR1600, FR3800
Operation and Maintenance Instructions
Systemair Inc.
18
Main menu item Sub-menu item 1 Sub-menu item 2 Explanations
Outd. temp
night
High: 59.0°F
Low: 41.0°F
Room temp min.
64.4°F
Set the upper outdoor night
temperature limit for the
activation of the free cooling
function.
Set the lower outdoor night
temperature limit for the
activation of the free cooling
function.
Set the lower room temperature
limit. The temperature needs to
be above this value for the free
cooling function to stay active.
Hour for
start/stop
Free cooling
Start: 0
Stop: 7
Set the start and stop time for
the free cooling function
For example Start: 0 and
Stop: 6
means that the free cooling
sequenceisactivebetween
00.00 and 06.00 h.
Time to Block
heat output
after Free
cooling
60 min
Set the delay in minutes from
the time where the free cooling
sequencehasstoppeduntila
possibleheatingsequenceis
initiated, i.e. how long a cooler
room temperature than set
temperature can be accepted.
Fan output when
free cooling
SAF: 0 %
EAF: 0 %
Set the fan speed in percentage
of the normal speed for each
fan individually during the free
coolingsequence.
Outdoor sensor
placed in
intake channel
(intake duct)
No
Set the outdoor sensor is placed
in the intake duct or not.
Choose between No and Yes
Preset is No.
→ Support
control
Support control
Active: No
EAF running
during Support
contr.: Yes
When using the control function
room control or extract air
temperature control, it is
possible to utilize support-
heating and/or support-cooling.
Minimum running time is
settable 0...720 minutes. (factory
setting 20 minutes) Choose
between“Active:yesorNo”.
(For start and stop temperatures
seethe:Temperature”menu)
Min. run time
for support
ctrl: 60 min
Set the minimum running time in
minutes for support control