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4 adjusting static pressure hi and lo set points, 5 adjusting curtain's timer cycle, Static pressure set points for tunnel curtains – Acme PP-32 User Manual

Page 36: Static pressure set points, Tunnel curtain timer, Pp-32

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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