Rockwell Automation 2711 PanelView 550/900 Profibus Communications User Guide - Manual (Page 5)

PROFIBUS DP Communications 5
Publication 2711-6.3
PROFIBUS DP is supported by the 9-pin Female D-Sub connector
on the PanelView. The PROFIBUS connector is identified by the
label on the PanelView. Refer to your PanelView user manual if you
require more information.
Pin #1 =
Pin #3 = Receive/Transmit +
Pin #8 = Receive/Transmit –
Pin #5 = Data Ground
Pin #6 = +5 V
1 5
6 9
0.01 mF
1M W
Internal Circuit
Female
Two different types of cable are available, Type A (Daisy Chain) or
Type B (T-Junction). For most applications, we recommend that you
use type A cable, it is capable of better performance at greater
distances, and supports 1.5M bits/sec communications.
Characteristic
Cable A
Specifications
Cable B
Specifications
Impedance 135–165 W (3–20 MHz) 100–130 W (fu100 kHz)
Capacitance t30 pF/m t60 pF/m
Resistance t110 W/km –
Wire Gauge
u0.64 mm u0.53 mm
Conductor Area u0.34 mm 2 u0.22 mm 2
Le g
➀
v93.75k 1200 m 1200 m
➁
Maximum Length
➀
w e
187.5k 1000 m 600 m
➁
with a Baud Rate
(bits/s) of:
500k 400 m 200 m
➁
(bits/s) of:
1.5M 200 m NA
NA = Not Applicable
➀
If using a combination of both cable types, divide the lengths shown by two.
➁
This is the sum of all bus segment and drop cable lengths.
PanelView PROFIBUS DP
Connector
Cabling