Johnson Controls York AYK550 - Control Interface and Planning

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In general, the basic control interface between the fieldbus system and the drive
consists of:
2,8 The words “output” and “input” are used as seen from the fieldbus controller
point of view. For example an output describes data flow from the fieldbus controller
to the drive and appears as an input from the drive point of view.
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Network planning should address the following questions:
• What types and quantities of devices must be connected to the network?
• What control information must be sent down to the drives?
• What feedback information must be sent from the drives to the controlling
system?
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Modbus • Output Words
– Control word
– Reference1
– Reference2
• Input Words
– Status word
– Actual value 1
– Actual value 2
– Actual value 3
– Actual value 4
– Actual value 5
– Actual value 6
– Actual value 7
– Actual value 8
"Modbus Protocol Technical Data" and/or
"YORK Drives Profile Technical Data"
N2 • Binary output objects
• Analog output objects
• Binary input objects
• Analog input objects
"N2 Protocol Technical Data"
FLN • Binary output points
• Analog output points
• Binary input points
• Analog input points
"FLN Protocol Technical Data"
BACnet TBD "BACnet Technical Data"