Installing optional modules
Installation of I/O extension and fieldbus adapter modules
Note: Pay attention to the free space required by the cabling or terminals coming to the
optional modules.
1. Disconnect the inverter unit from the supply, lock out the disconnecting device, and
ensure by measuring that there is no voltage present.
2. Switch off any potentially dangerous control voltages coming to the inverter unit.
Ensure by measuring that the I/O terminals of the control unit (especially the relay
output terminals) are safe.
3. Insert the module into a free option module slot on the control unit. Refer to chapter
The inverter control unit
4. Fasten the module as described in its documentation.
5. Connect the necessary wiring to the module as described in its documentation and
section
Connecting the control cables – All frame sizes
6. Check the installation and that it is safe to reconnect power.
7. Configure the module. Refer to the instructions given in the documentation of the
module as well as the appropriate firmware manual.
(page 293).
Electrical installation 161
(page 159).