Terminal designations (page 169)2-pin terminal block for motor thermistor connection3Terminal designations (page 169)2-pin terminal block for relay output4Terminal designations (page 169)2-pin terminal block for external power supply5LEDs (page 171)Diagnostic LED6■ Mechanical installationNecessary tools and instructions• Screwdriver and a set of suitable bitsUnpacking and checking the delivery1. Open the option package.2. Make sure that the package contains:• CMOD-02 multifunction extension module• a mounting screw3. Make sure that there are no signs of damage.Installing the moduleSee section Installing option modules (page 69).■ Electrical installationWARNING!Obey the instructions in chapter Safety instructions. If you ignore them, injury ordeath, or damage to the equipment can occur. If you are not a qualified electrician,do not do electrical work.Make sure that the drive is disconnected from the input power duringinstallation. If the drive is already connected to the input power, wait for5 minutes after disconnecting the input power.Necessary tools and instructions• Screwdriver and a set of suitable bits• Cabling toolsTerminal designationsFor more detailed information on the connectors, see section Technical data (page 171).Motor thermistor connectionDescriptionMarkingPTC connectionPTC IN60Ground (earth) potentialPTC IN61Relay outputDescriptionMarkingCommon, CRO PTC C62Normally open, NORO PTC B63Optional I/O extension modules 169