Serial Modbus Status Addresses - Automation Direct DURApulse GS4 User Manual

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erial ommuniCationS
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able of onTenTs
Communications Parameters Summary � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–2
Summary – Serial Communication Parameters � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–2
Summary – Block Transfer Parameters � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–5
Serial Modbus Status Addresses � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–6
Status Addresses (Read Only)� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–6
Serial Communications Overview � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–8
Serial Communications Connectivity� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–8
Minimum AC Drive Parameter Settings For Serial Communication � � � � � � � � � � � � � � � � � � � � 5–8
Common Third-Party Modbus RTU Masters� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–9
AutomationDirect PLCs as Modbus Master � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–9
Connecting Communication Cables � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–10
Detailed Serial Modbus Communication Information � � � � � � � � � � � � � � � � � � � � � � � 5–12
Data Format � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–12
Communication Protocol � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–13
CMD (command code) and DATA (data characters) � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–14
BACnet Serial Communication � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–18
About BACnet � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–18
Parameter Summary for BACnet � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–18
GS4 BACnet Object and Property � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �5–19
Steps to Setup the GS4 Parameters for BACnet � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 5–23
BACnet Protocol Implementation Conformance Statement � � � � � � � � � � � � � � � � � � � � � � � � 5–24
DuRA
GS4 AC Drive User Manual – 1st Ed, Rev A - 10/20/2017
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