Electrical installation 97 Installing I/O extension, fieldbus adapter and pulse encoderinterface modulesSee page 31 for the available slots for each module.WARNING! Obey the safety instructions in chapter Safety instructions. If youignore them, injury or death, or damage to the equipment can occur.1. Stop the drive and do the steps in section Precautions before electrical work on page15 before you start work.2. Insert the module carefully into its position on the control unit.3. Tighten the grounding screw torque of 0.8 N·m. Note: The screw tightens theconnections and grounds the module. It is essential for fulfilling the EMC requirementsand for proper operation of the module.Wiring the optional modulesSee the appropriate optional module manual for specific installation and wiringinstructions.3