Parker Hannifin 
The description and parameter numbers are shown in the following table. 
The control parameters are those that should be set before attempting to 
start the network. The status parameters are those that the controller will set 
because of attempting to start the network.  
Extended I/O Control/Status  
Control Parameters 
Master node ID  P32768 
Bit Rate (Kb)  P32769 
Number of slave nodes  P32770 
Alt Digital I/O Mapping  P32771 
Cyclic Period (milliseconds)  P32772 
Status Parameters 
Health Period (milliseconds)  P32773 
Reserved  P32774 
Number of digital inputs bytes  P32775 
Number of digital outputs bytes  P32776 
Number of analog inputs  P32777 
Number of analog outputs  P32778 
Bus state (see table below)  P32779 
Reserved  P32782 
Reserved  P32783 
 
134   ACR9000 Series Hardware Installation Guide 
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