DencoHappel MATRIX OP50C - Page 67

MATRIX control panel Operating MATRIX control panel
PR-2011-0110-GB • Subject to modifications • R9-03-2016 67
Air flush submenu
The "Air flush function" menu item lets you enable and disable air flushing When
the “air flushing” function is enabled, the fans can be operated with manual speed
setting regardless of temperature control.
Submenu: Basic reduced temperature
In both submenus "Upper reduced temperature" and "Lower reduced tempera-
ture", you can specify the upper/lower reduced temperature as an absolute tem-
perature difference (offset) for the setpoint. This way the temperature range free
cooling controller mode is defined (see
"“Controller mode” menu setting" on
page 44), which is enabled before active cooling/heating is initiated.
Value
range:
0–9999
Adjustable steps: 50
Factory setting: 400 - 1800
NOTICE!
The "Air flush function" submenu does not appear when using the MATRIX
4700 central or low-profile control system.
Air flush function
Enabled
Value range: Enabled, disabled
Factory setting: Enabled
Offset to setpoint
Upper reduced temperature
4.0 °C
Offset to setpoint
Lower reduced temperature
2.0 °C
Value range: 0 to 50 °C
Factory setting: Upper reduced temperature: 10 °C
Lower reduced temperature: 3 °C
Minimum value: 1.0 °C
Maximum value: 49.0 °C
Switched off: "– –,– °C"
Active cooling
Passive cooling
Active heating
Upper reduced
temperature
Setpoint
Lower reduced
temperature