Agrowtek GrowControl GCX Instruction Manual page 100

Humidity Control
Humidity is managed by humidify and dehumidify set points. Humidi cation and dehumidi cation both
have two stage control; stages are separated by a "stage separation" value. Set points and deadbands have
slightly di erent meanings depending on whether they are for humidi cation or dehumidi cation.
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1. Humidity Control
2. Control Units
3. Humidify Settings
4. Dehumidify Settings
5. Preview
Humidi cation
Set Point (SP) RH to humidify to.
Deadband (DB) RH drop before humidifying.
Stage Separation RH below SP to start stage 2.
Humidity can also be managed based on VPD set points instead of RH. Select the VPD mode and enter the
VPD set points for humidi cation and dehumidifcation.
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Settings group for the humidity control parameters.
Select RH (standard) or VPD sensor based control.
Set point, dead band and stage separation values for humidi cation.
Set point, dead band and stage separation values for dehumidi cation.
Shows a preview of how the function will operate.
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Dehumidi cation
RH to start dehumidifying at.
RH drop to stop dehumidifying.
RH above SP to start stage 2.
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