15
Reference Manual
00809-0100-4853, Rev AB
Configuration
January 2017
Configuration
2.6.3 Capabilities
There are a total of 20 Virtual Communication Relationships (VCRs). Two are permanent and 18 are fully
configurable by the host system. Twenty-five link objects are available.
Host timer recommendations
T1 = 96000
T2 = 9600000
T3 = 480000
2.6.4 Node address
The transmitter is shipped at a temporary (248+) address. This enables FOUNDATION Fieldbus host
systems to automatically recognize the device and move it to a permanent address.
Table 2-1. Network Parameters
Network parameter Value
Slot Time 6
Maximum Response Delay 4
Maximum Inactivity to Claim LAS Delay 5
Minimum Inter DLPDU Delay 7
Time Sync class 4 (1ms)
Maximum Scheduling Overhead 10
Per CLPDU PhL Overhead 4
Maximum Inter-channel Signal Skew 0
Required Number of Post-transmission-gap-ext Units 0
Required Number of Preamble-extension Units 1
Table 2-2. Block Execution Times
Block Time (in ms)
Analog Input 20
PID 25
Arithmetic 20
Input Selection 20
Signal Characterizer 20
Integrator 20
Output Splitter 20
Control Selector 20
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