iv Computer module C2PU7 User’s Manual3. Precautions on WiringWARNINGCAUTIONBe sure to turn off power before wiring.Otherwise, it can cause electric shock ormalfunction of the model 2000.MandatoryBe sure to use crimp-style terminal withinsulating sheath or insulating tape to coverthe conductive parts when wiring modules sothat no conductive parts are exposed.Handle the terminal cover with care so as notto fall off or get damaged.Be sure to fix the cover on the terminal blockafter wiring.An exposed conductive part can causeelectrical shock.MandatoryApply power of the specified ratingsdescribed in the manual.Applying excess power voltage to the model2000 can cause explosion or fire.MandatoryIt is assumed that the users have generalknowledge of industrial electrical controlsystems.Mandatory