SystemAir Topvex SR04 User Manual

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Commissioning
Main menu item
Sub-menu item 1 Sub-menu item 2 Explanations
Bypass: On
Stop deicing: On
Activation temp:
0,0° C
Stop temp SAF: -8,0°
C
This sections is for units with
counterflow and crossflow
exchangers.
Exchanger deicing allowed with
bypass, On/Off.
Exchanger deicing allowed with
stop of the supply air fan (SAF),
On/Off
Outdoor temperature limit to allow
deicing function.
Outdoor temperature limit for
forced stop deicing, interlock of
bypass deicing.
Setp Press dev: 50%
Stop hyst: 60%
Actual setp: xxx Pa
Manual calib: Off
This sections is for units with
counterflow and crossflow
exchangers.
Set point in percent of the pressure
deviation to start deicing.
Reduction of the pressure deviation
in percent to cancel deicing.
Actual setpoint for deicing
presented.
Note! The value can vary,
depending on airflow.
Manual calibration ON/Off to
make a new calibration manually.
Note! Recommended to perform
this operation with a dry exchanger
and normal airflow.
→ Cooling
recovery
Cooling recovery
Yes
Cooling limit: 2.0°
C
Set the cooling recovery to Yes or
No.
Set the cooling limit (the difference
in temperature between extract air
and outdoor air that activates the
cooling recovery).
→
External setpoint
External setpoint
Not active
Min setp.: 12.0°C
Max setp.: 30.0°C
An external setpoint device can be
connected. The setpoint device
must follow the PT1000 resistance
curve. The setting range can be
restricted.
→
Alarm settings
Alarm no(1–125): 1
Run Error Supply Air
→
Communication
Function Port1
Slave
Choose between different
communications Slave,
Expansion unit, Freq conv/
Press tran, External
display, Exp and freq conv or
Exp and ext display.
→ Function Port2
Exp and ext display
TCP/IP
→ Access rights
→ Log on Log on
Enter password xxxx
Actual level: None
Log on to service level by entering
a 4-digit code. After reaching the
desired level go back with “LEFT”
arrow (press 2 times) on the
control panel.
Standard code from factory to
enter service level is 2222. Back to
operator level: 1111. To enter
Admin level code: 3333.
124455 | A003

SystemAir Topvex SR04 Specifications

General

Brand	SystemAir
Model	Topvex SR04
Category	Air Handlers
Language	English