7.1.2 Network Connection
Connect the adjustable frequency drive to the RS-485 network as follows (see also diagram):
1. Connect signal wires to terminal 68 (P+) and terminal 69 (N-) on the main control board of the adjustable frequency drive.
2. Connect the cable screen to the cable clamps.
NOTE!
Shielded, twisted-pair cables are recommended in or-
der to reduce noise between conductors.
Figure 7.1: Network Terminal Connection
Figure 7.2: Control card terminals
7 RS-485 Installation and Set-up
VLT AQUA Low Harmonic Drive Instruction
Manual
7-2
MG.20.T1.22 - VLT
®
is a registered Danfoss trademark
7
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