36
PP-32
KOOLMASTER PP-32 REV.01
5.6.4 Adjusting Static Pressure Hi and Lo Set Points

This function is only used if the curtain operates in static pressure mode.

When controlled by the static pressure, the curtain opens or closes
according a timer cycle whenever the static pressure level exceeds the
Hi or Lo static pressure set points. The Lo

(Close At)

and the Hi

(Open

at)

set points can be adjusted from 0 to 0.2 inches of water (0 to 50Pa).
Select "9.Tunnel Curtain" from the main menu using the navigation
buttons then press the right-arrow key. Note that this menu is only
available if the tunnel curtain has been enabled during the installation
setup (see sec 5.14.3).
Press the right-arrow key once to select "1.Set Points" menu.
Press the down-arrow key in order to select the "Close At" value.
This is the Lo static pressure set point. Note that this menu only
appears if the tunnel curtain operates in static pressure mode (see
sec 5.14.3).
Use the adjustment buttons to
adjust the Lo static pressure set
point to the desired value.
Press the down-arrow key in order
to select the "Open At" value. This
is the Hi static pressure set point.
Use the adjustment buttons to adjust the Hi static pressure set point
to the desired value. Press the left-arrow key to exit this menu.
5.6.5 Adjusting Curtain's Timer Cycle

This function is only used if the curtain operates in static pressure mode.

When controlled by the static pressure, the curtain uses a timer cycle to
close and to open. The tunnel curtain starts opening or closing according
to this timer whenever the static pressure level exceeds high or low set
points that have been defined above.
Tunnel Curtain
Tunnel Stage # 5
Min. Animal age 1
Close At: .050WC
Open At: .080WC