Gold Twitter Installation Guide
MAN-G-TWI (Ver. 2.000)
|Logic and Control Cabling and Wiring|
www.elmomc.com
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Table of Contents
8.5.
Logic and Control Cabling and Wiring
8.5.1.
Feedback ports, VL, RS232, USB, Analog Input
For short distances between the drive and control, 0.5 to 1.0 m wires can be used and shielding
is not required.
For longer distances than 1.0 m and/or high EMI environment, shielded and
twisted wires should be used. Drain wires should be connected to Elmo COMRET.
8.5.2.
Digital Inputs/Outputs, STO
Wires can be always used, no need for twisting, no need for shielding.
8.5.3.
EtherCAT or CAN Communication
Always use CAT5e cables.
8.5.4.
COMRET to PE Connection
Figure 9: COMRET Connection to the PE
At least one COMRET pin (Figure 9) must be connected to the Protective Earth (PE).
Earthing the COMRET by connecting the Earth (PE) to the drive COMRET is mandatory to insure
reliable operation, high noise immunity and rejection of voltage common mode interferences.
