VII. Communication setup
1. COM1&COM2: RS485
1) RS485 cable pin assignment as below, strip the wire as shown in the figure, and crimp the
copper wire to the appropriate OT terminal (according to DIN 46228-4, provided by the
customer)
2) Unscrew the communication port cover cap in the following arrow sequence and insert the
network cable into the RS485 communication client attached.
3) Insert the network cable into the corresponding communication terminal of the machine
according to the arrow sequence, tighten the thread sleeve, and then tighten the forcing nut
at the tail
4
Separate communication cables from power cables and serious interference sources.
The communication cables must be CAT-5E or higher-level shield cables. Pin assignment complies
with EIA/TIA 568B standard. For outdoor use, the communication cables must be UV-resistant.
The total length of communication cable cannot exceed 1000m.
If only one communication cable is connected, insert a sealing plug into the unused hole of sealing
ring of the cable gland.
Before connecting communication cables, ensure the protective film or communication plate
attached to the communication opening on the inverter is sealed tightly.
EN
G
LIS
H
