AP Expert VT-110, User Manual

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Chapter 12: Tunnel Curtain
Configuring Tunnel Curtain Settings
1. Using the menu select arrow keys, navigate to Start / Stop Temps→Tunnel .
This parameter is accessible if the tunnel curtain is enabled.
2. Set the following parameters:
First Stage The curtain starts opening at the startup of a specific fan stage. Select
this stage. Note that all following fans stages will be considered as
being tunnel fan stages as well.
100% Opened Select the fan stage at which the tunnel curtain fully opens. *This stage
must be greater than the 1st tunnel fan stage.
Probe Set 2 at Stage Set the fan stage at which the second set or probes start being used.
Minimum Outdoor T Set the outside temperature below which the tunnel curtain must
remain closed. This parameter prevents the curtain from opening when
it is too cold outside. *This parameter is accessible if the outside tem-
perature probe is enabled.
Minimum Age Set the animal age below which the tunnel curtain must remain closed.
Adjustable from Off to 450 days.
Total Open Specify the amount of time required to fully open the tunnel curtain’s
actuator. The sum of all opening times will be limited by this value. *This
parameter is accessible if the position of the tunnel curtain are dis-
played in %.
Opening Time or Percentage Assign a tunnel curtain opening time (or position %) with the start-up of
every tunnel fan stage.
48 890-00081 Expert VT-110