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•
Maximum Temperature to Disable Attic: Set the maximum attic temperature to stop using attic
ventilation. This setting can prevent the heating effect in the growing space being too high
resulting in overheating.
4.4
Stir Fan Levels
1. Do one or both:
o
In
Install > Relay Outlet
(refer to page 107), define at least one relay as a Stir Fan or
o
In
Install > Analog Output
(refer to page 110) define one function as Variable Stir Fan.
2. In
Device > Stir Fan Levels
, define the parameters as required.
3. Map each stir fan to a temperature sensor (refer to Temperature Definition, page 114) (option).
In the Stir Fan Level table set the speed in percentage that you want the variable speed fan to work at (by
levels). For each level, program the stir fans' cycle. Configure the actual speed in Analog Output, page
110
NOTE:
The numbers shown in the screen under Variable Fan depend on how you defined the fans in
Installation > Relay Layout
and
Analog Output
.
NOTE:
T
means the level is in tunnel mode.
•
Ventilation Level: Read only.
•
Variable Fan: Set variable speed fan operation in percentages.
•
Stir Fan Number: Control stir fans according to Continuous, Cycle On, Cycle Off (ventilation
cycles are the same as previously set in
Levels of Ventilation
. Press +/- to set the operation
cycle.
Continuous: Constantly works without a break.
Cycle: Operates according to ON/OFF timer.
Rotate: Operates according to ON/OFF timer; in each cycle a different fan operates
NOTE:
The Stir Fans operate according to the levels you program in this menu, and according to the
programs you select in the Stir Fan Program. The fan turns on if any program or level requests
ON; all programs and levels must be OFF for the Stir Fan to be off.
STIR FAN LEVELS
Level Stir Fan No
Variable Fan
1
23456789012345
3 4
1
2
3
T
4
T
5
T
6
T
7
T
. . .
. . .
. . .
. . . .
. . . .
. . . .
. . . .
-Continuous
-Cycle On
-Cycle Off