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Electrical Installation
8.2
Guide to electrical installation
The following notes should assist you to carry out the electrical installation in a sensible sequence,
without overlooking anything important.
Cable selec-
Grounding
Final check
38
Select cables according to EN 60204 (ð p. 20)
tion
EMC-compliant (EMI) shielding and grounding (ð p. 45)
Earth (ground) the mounting plate, motor housing and CNC-GND of the controls.
Shielding
Notes on connection techniques are on page 40
Route power leads and control cables separately
Wiring
Wire the BTB/RTO contact in series into the safety loop
— Connect the digital control inputs to the servo amplifier
— Connect up AGND (also if fieldbuses are used)
— Connect the analog setpoint, if required
— Connect up the feedback unit (resolver and/or encoder)
— Connect the encoder emulation, if required
— Connect the expansion card (see corresponding manual on the CD-ROM)
— Connect the motor cables, connect shielding to EMI connectors at both ends
— Connect motor-holding brake, connect shielding to EMI connectors at
both ends
— Connect the external regen resistor (with fusing)
— Connect aux. supply (for max. permissible voltage values ð p. 19)
— Connect mains choke and mains filter (shielded lines between filter and
servo amplifier)
— Connect main power supply (for max. permissible voltage values ð p. 19)
— Connect PC (ð p. 67).
— Final check of the implementation of the wiring,
—
according to the wiring diagrams which have been used.
06/2007
AX2040/2070 Product Manual
BECKHOFF
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