User guide
130BF312.10
Illustration 3.6 Router Restarting
3.3 Conguring the Frequency Converters
To enable the frequency converters to communicate over the embedded BACnet MS/TP network, set the parameters listed
in Table 3.2 and Table 3.3.
For correct programming of the frequency converter, see the VLT
®
HVAC Drive FC 102 Programming Guide for details on
setting up motor size, motor voltage, ramp times, and more.
Parameter Setting
First frequency converter (E)
Parameter 8-01 Control Site [2] Control word only
Parameter 8-02 Control Source [1] FC Port
Parameter 8-03 Control Timeout Time
10.0 s
1)
Parameter 8-04 Control Timeout Function
[2] Stop
1)
Parameter 8-10 Control Prole [0] FC Prole
Parameter 8-30 Protocol [5] BACnet
Parameter 8-31 Address 1
Parameter 8-32 Baud Rate [4] 38400 Baud
Parameter 8-70 BACnet Device Instance 1001
Table 3.2 Required Communication Parameters and their Correct Settings, VLT
®
HVAC Drive FC 102
Parameter Setting
Second frequency converter (F)
Parameter 3.2.1 Control Place FieldbusCTRL
Parameter 3.2.2 Local/Remote Control Remote
Parameter 5.8.3.1.5 Communication Timeout
10.0 s
1)
Parameter 3.9.1.6 (ID 733) Fieldbus Fault Stop
Parameter 5.8.1.1 Protocol BACnet MSTP
Parameter 5.8.3.1.2 MAC Address 2
Parameter 5.8.3.1.1 Baud Rate 38400
Parameter 5.8.3.1.3 Instance Number 1002
Table 3.3 Required Communication Parameters and their Correct Settings, VACON
®
100 HVAC
1) To achieve a stable system, it is recommended that 3 write commands are sent within the timeout set in parameter 8-03 Control Timeout Time.
Addressing and Setting up t... User Guide
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