DIMLUX MAXICONTROLLER User Manual page 8

MENU & KEYS
Controlled by RH aux port
RH set Set
Controlled by Heater aux port
Heater Set
Controlled by Fan aux port
Min spd
Set
fan
Max spd
Set
fan night
Max spd
Set
fan day
RH set
Set
fan night
RH set
Set
fan day
Temp set
Set
fan
Set
structure is as follows:
Pre-heat
relating to condensation, etc.
Heater (aux) 1x SET
Night heater
Heater (aux) 2x SET
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Set type
Set Set
Set Set night
Set Set
Set min.
Set
Set max
Set Escape
Set max Manual
Set
Dehumidify
Set RH set
Set
Set RH set
Set
Set Tempset Temperature
Set
Set mode
Set
fan
Pressure + temp
up
Pre-heat
set point
Pressure + temp
down
Pressure + temp
up
Night heat
set point
Pressure + temp
down
MENU & KEYS
RH% (aux)
Using an optional aux box, the controller can humidify or dehumidify during the periods lights on and lights off or
always. The menu structure is as follows:
RH% (aux)
Therefore, you can opt for humidifying or dehumidifying during the periods lights on and lights off or both.
Set Escape
Advanced VPD menu
AT 29°2 RH 60.2%
PT 22°8 VPD 1.10
on the VPD display screen. You can switch between PT and DT by pressing the + and – keys in this screen. PT is the
The difference between plant temperature and room temperature provides an indication of whether a plant vaporizes
or not. VPD provides an indication about the vaporization pressure. A crop that vaporizes normally is ca. 2 degrees
1x SET to
cooler than the room temperature. The vaporization pressure (VPD) is usually between 0.6 and 1.5 kPa.
attach
Pressing the SET key on the VPD display screen will open the menu.
PT > AT Dim
PT>AT start dim
off
The crop does not vaporize adequately if the plant temperature is higher than the room temperature. The controller can
1x SET to
intervene by dimming the lights and turning off the CO2 dosing. The difference in temperature can be set by pressing
attach
controller will intervene if the leaves of the crop are 2 degrees warmer than the room.
PT>AT shutdown
PT>AT shut down
off
The plant temperature will increase further if the controller has intervened but no measures are taken to restart the
vaporization. The controller will then shut down the lights completely if the plant temperature rises. The difference in
Pressure + RH RH +
+ +
up = humidify
Set RH Set point Set Set RH type Set
Pressure - RH RH -
- -
down = dehumidify
+ Day
RH on only @ Night
- Always
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