1-206 ACH550-UH User’s Manual
Embedded fieldbus
• Change of State (COS) enabled
• Alarm Enabled
• Warning Enabled
• Override value is received, but there is no action taken.
Binary Input – The binary input objects support the following features:
• Binary Input actual value
• Normal / Alarm state specification
• Alarm Enabled
• Change of State (COS) enabled
• Override value is received, but there is no action taken.
Analog Output – The analog output objects support the following features:
• Analog Output value in engineering units
• Override value is used to change the Analog Output value. It is not possible to 
return to the previous value by removing the override. The override feature is 
used only to change the value.
Binary Output – The binary output objects support the following features:
• Binary Output value
• Override value is used to change the Binary Output value. It is not possible to 
return to the previous value by removing the override. The override feature is 
used only to change the value.
Metasys integration
The following diagram shows the drives’ integration to the Johnson Controls 
Metasys system.