ABB FIO-21 Kurzanleitung Seite 3

3
Mounting
WARNING! Before installation, switch off the drive power supply.
Wait for five minutes to ensure that the capacitor bank of the drive
is discharged. Switch off all dangerous voltages connected from
external control circuits to the inputs and outputs of the drive.
• Insert the module carefully into the option slot of the drive until
the retaining clips lock the module into position.
• Fasten the screw (included) to the stand-off.
Note: Correct installation of the screw is essential for fulfilling the
EMC requirements and for proper operation of the module.
Quick guide - FIO-21