Atop Technology MB5001C User Manual - Manual (Page 39)

User Manual Version 1.0
MB5001C series 1-port Modbus Gateway
Copyright © 2010 Atop Technologies, Inc.
All rights reserved. Designed in Taiwan.
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3 R+ Data+
4 R- Data-
5 SG (Signal Ground) SG (Signal Ground)
B.3.2 Ethernet Port (RJ-45)
1. Category 5 UTP cable, 8 core wire.
2. RJ45 Connector.
3. RJ45 Pin Assignment
Pin Assignment 568A Definition 568B Definition
Pin1 Green-White Orange-White
Pin2 Green Orange
Pin3 Orange-White Green-White
Pin4 Blue Blue
Pin5 Blue-White Blue-White
Pin6 Orange Green
Pin7 Brown-White Brown-White
Pin8 Brown Brown
One can choose either 568A or 568B definition. If one want to make a crossover cable, one should use 568A
and 568B definition respectively in each terminal of a UTP cable.
B.3.3 Power Terminal Block Connector