Series 16/18/160/180-Model C Maintenance Manual, GFZ-62755EN ...

2. HARDWARE B–62755EN/01 Separating signal linesThe cables used for the CNC machine tool are classified as listed in thefollowing table :Bind the cables in each group as described in the action column.Group Signal line ActionA Primary AC power line Bind the cables in group A sepa-Secondary AC power linerately (Note 1) from groups B andC or cover group A with an elec-ecAC/DC power lines (containingthe power lines for the servo andspindle motors)tromagnetic shield (Note 2).AC/DC solenoidConnect spark killers or diodeswith the solenoid and relay.AC/DC relayB DC solenoid (24VDC) Connect diodes with DC solenoidand relay.DC relay (24 VDC)Bind the cables in group B sepa-rately from group A or cover groupDI/DO cable between the CNC B with an electromagnetic shield.and power magnetics cabinet Separate group B as far fromgroup Caspossibleossible.DI/DO cable between the CNC It is more desirable to cover groupand machineB with the shield.CCable between the CNC andservo amplifierCable for position and velocityfeedbackCable between the CNC andspindle amplifierCable for the position coderCable for the manual pulse generatorCable between the CRT and MDIRS232C and RS422 interfacecablesCable for the batteryOther cables to be covered withthe shieldBind the cables in group C separatelyfrom group A or cover groupC with an electromagnetic shield.Separate group C as far fromgroup B as possible.Be sure to perform shield proces-singNOTE1 The groups must be 10 cm or more apart from one anotherwhen binding the cables in each group.2 The electromagnetic shield refers to shielding betweengroups with grounded steel plates.126