Operating Instructions
Chapter
4
Flexi Classic Gateways
8011834/YT28/2016-03-15
© SICK AG • Industrial Safety Systems • Germany • All rights reserved
29
Subject to change without notice
PROFIBUS DP Gateway
4.1.5
Cable parameters
The properties of the bus cable are specified in EN 50170 as cable type A.
Property
Value
Characteristic impedance
135-165 (at a frequency of 3-20 MHz)
Capacitance per unit length
< 30 pF/m
Loop resistance
T
110 /km
Core diameter
> 0.64 mm
Core cross-section
> 0.34 mm
2
With these cable parameters, the following maximum physical sizes are possible for a bus
segment:
Baud rate (Kbit/s)
Max. cable length (m)
9.6 1200
19.2 1200
93.75 1200
187.5 1000
500 400
1500 200
12000 100
4.1.6
Data transmission rate
The data transmission rate is set automatically.
The maximum baud rate is 12 MBit/s.
Tab. 32: Cable parameters
UE410-PRO
Tab. 33: Maximum cable
lengths UE410-PRO