Configuration; Configure The Profibus Network - Danfoss VLT PROFIBUS DP MCA 101 Programming Manual

Configuration

3 Configuration

3.1 Configure the PROFIBUS Network

3 3
Ensure that all PROFIBUS stations connected to the same
bus network have a unique station address.
Select the PROFIBUS address of the frequency converter
via:
•
Hardware switches.
•
Parameter 9-18 Node Address.
•
The PROFIBUS command SSA (set station
address).
3.1.1 Setting the PROFIBUS Address using
the DIP Switches
To set the PROFIBUS address using the DIP switches:
1. Switch off the supply.
2. Select an address in the range 0–125. Factory
setting is 127.
3. For location of the DIP switches, refer to
Illustration 3.1 and Illustration 3.2.
4. Set the switches according to the address, see
Table 3.1.
Switch
Address
value
5
35
82
Table 3.1 Examples: Setting the PROFIBUS Address using the
DIP Switches
NOTICE
Switch off the supply before changing the DIP switches.
8
8 7 6 5 4
Not +64 +32 +16 +8
used
Not OFF OFF OFF OFF
used
Not OFF ON OFF OFF OFF
used
Not ON OFF ON OFF OFF
used
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®
VLT PROFIBUS DP MCA 101
1 Termination switch
2 DIP switches
Illustration 3.1 Location and Sequence of the DIP Switches
The DIP switches in the FCD 302 are placed below the
inverter part, see Illustration 3.2.
3 2 1
+4 +2 +1
ON OFF ON
ON ON
3
ON OFF
Illustration 3.2 FCD 302 Dip Switches
Setting the PROFIBUS address via parameter 9-18 Node
Address
1.
2.
3.
4.
ON
1 2
PROFIBUS Option A
ON
Termination
OFF
MS
Code No. 130B1100
8 7 6 5 4 3 2 1
NS
SW. ver. XX.XX
Address
ON ON
1 2
4 5
Switch off the supply.
Set the DIP switch to 126 or 127 (factory switch
setting).
Set the address via parameter 9-18 Node Address
or the PROFIBUS SSA-command.
The address change comes into effect at the next
power-up.
1
SN
SW
ON
OFF
2
MG37G202