Emergency Operation/Fire Mode; Adjustment - Helios AIR1 XC Serie Montage- Und Betriebsvorschrift

Installation and Operating Instructions
EN
+
NOTE
Compact Ventilation Units AIR1 XC
Complete configuration and
start application
No
The following settings must still be adjusted for operation after completing the commissioning assistant:
• Time and date (see section 4.0.2 a)
• Timer (see section 4.0.2)
2 .4

Emergency operation/Fire mode

If the potential-free switch contact DI2 is closed, the unit will switch to emergency operation/fire mode.
Access to the settings: Log on as Administrator.
The emergency operation/fire mode settings can be found in the "Configuration" menu - "Fire protection":
• Operation during alarm (stopped, only supply air fan, only extract air fan, normal operation, continuous operation)
• Speed during fire alarm Supply air, Extract air
Fan stage during fire alarm ↑
SAF: 11 %
EAF: 7 %
Operat. when alarm stopped ↓
• Pressure Supply air/Extract air during fire alarm (-1 means no change to previous operation)
Pressure SAF/EAF
during fire alarm
SAF: -1 Pa
EAF: -1 Pa
A pre-set fan speed can be set for use in the event of a fire. This function is deactivated with "-1". The fire mode is
activated by closing the switch contact DI2.
Selection
Normally open
Normally closed
2 .5

Adjustment

The adjustment is carried out in the main menu after completing the commissioning assistant. It is carried out under the
submenu "Fan control".
Helios Ventilatoren
2019-XX-XX 09:30
System: Deactivated
Target: 19.5 Actual: 0.0 °C
Depending on the selected operating mode ("Constant volume flow", "Constant pressure", "Constant speed"), the
following settings can be adjusted:
a . Constant volume flow
• Volume flow regulation SAF (supply air fan)
• Intensive xxx [m³/h]
• Normal xxx [m³/h]
• Minimal xxx [m³/h]
• Volume flow regulation SAF (supply air fan)
• Intensive xxx [m³/h]
• Normal xxx [m³/h]
• Minimal xxx [m³/h]
b . Constant pressure
• Pressure regulation SAF (supply air fan)
• Target: xxx [Pa]
The supply air fan and extract air fan are automatically set to the same pre-set duct pressure level using the volume
flow measurement.
c . Constant speed (frequency regulation)
• Manual SAF (target speed supply air fan)
• Intensive xxx [%]
• Normal xxx [%]
• Minimal xxx [%]
• Manual EAF (target speed extract air fan)
• Intensive xxx [%]
• Normal xxx [%]
• Minimal xxx [%]
OK OK
↑
OK OK
↓
Operating mode
Temperature
Fan control
Timer
29
OK OK
OK OK
OK OK
OK OK