# Functionality

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Functionality | Description
Open | Indicate the Open status of the Valve.
Close | Indicate the Close status of the Valve.
Busy | Busy is when: Control Mode: Init, Homing, Learn, Power Failure, Error. Control Mode: Pressure AND Actual Pressure is +/- 2% out of range. Control Mode: Position AND Actual Position is +/- 0.1% out of range. → same ranges for Position and Pressure, if Hold will be active
Ready | Not Ready (0) when Access Mode: Local Control Mode: Init, Homing, Interlock Open, Interlock Close, Power Failure, Safety, Error

Table Functionality Digital Outputs

IC Compatible Mode:

Busy | Busy is when: Control Mode: Homing, Learn, Power Failure, Error. Control Mode: Pressure AND Actual Pressure is +/- 2% out of range. Control Mode: Position, Open, Interlock Open AND Actual Position is +/- 0.1% out of range → same ranges for Position and Pressure, if Hold will be active Control Mode: Init, Close, Interlock Close AND valve is still not isolated
Ready | Not Ready (0) when Access Mode: Local Control Mode: Interlock Open, Interlock Close, Power Failure, Safety, Error Control Mode: Init, Homing AND valve is not isolated

Table Functionality Digital Outputs in IC Compatible Mode

-> If IC Compatible Mode is not visible, installed firmware does not provide this setting. Please check with VAT for firmware update.