Operating instructions

3. How to Configure the System

3.1. Configure the PROFIBUS Network

All PROFIBUS stations that are connected to the same bus network must have a unique station

address.

The PROFIBUS address of the frequency converter can be selected via:

- Hardware switches

- Par. 9-18 Node address

- The PROFIBUS command SSA “Set Station Address”

3.1.1. Setting the PROFIBUS Address using the Hardware Switches

Using the hardware switches it is possible to select an address range from 0 to 125 (factory setting

127) according to the table below:

Switch

8 7 6 5 4 3 2 1

Address value Not used +64 +32 +16 +8 +4 +2 +1

E.g. address 5 Not used OFF OFF OFF OFF ON OFF ON

E.g. address 35 Not used OFF ON OFF OFF OFF ON ON

E.g. address 82 Not used ON OFF ON OFF OFF ON OFF

NB!

Switch off the power supply be-

fore changing the hardware

switches.

The address change will come into effect at

the next power-up, and can be read in par.

9-18

Node address

Note the location and sequence of the hard-

ware switches as illustrated in the figure op-

posite.

VLT

Profibus 3. How to Configure the System

MG.33.C4.02 - VLT

is a registered Danfoss trademark