Table of Contents
Advertisement
5 SETTINGS AND PROCEDURES BEFORE SYSTEM OPERATION
5 - 23
(b) Wiring specifications
QJ71PB93D
SHIELD
RxD/TxD-P (red)
RxD/TxD-N (green)
(3) Connector
Use a D-sub 9 pin male connector for the PROFIBUS cable.
The applicable screw size is #4-40 UNC.
(4) Wiring specifications for bus terminator
When the QJ71PB93D is a terminal station, use a connector with built-in bus
terminator that meets the following wiring specifications.
VP (6)
RxD/TxD-P (3)
RxD/TxD-N (8)
DGND (5)
(5) PROFIBUS equipment
The PROFIBUS cables, connectors and other PROFIBUS equipment must be
purchased or obtained at user's discretion.
For details on PROFIBUS equipment, access the following website.
• PROFIBUS International : www.profibus.com
1
PROFIBUS cable
3
8
R
390
2
, min1/4W
u
R
220
2
, min1/4W
t A
R
390
2
, min1/4W
d
MELSEC-Q
5 - 23
Advertisement
Table of Contents
