Siemens SIMATIC NET PROFIBUS User Manual
Page 102
Passive Components for RS-485 Networks
4-4
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
UV resistance
no
no
yes
yes
yes
UL listed
yes
no
no
yes
no
1)
Electrical characteristics at 20
°
C, tested in compliance with DIN 47250 Part 4 or DIN VDE 0472
2)
Cables capable of trailing for the following requirements:
- min. 4 million bending cycles at the specified bending radius and max. acceleration of 4 m/s
2
3)
Outer diameter > 8 mm; bus connectors can only be attached after removing the outer sheath
4)
Not suitable for fitting in a bus connector with insulation displacement system (6ES7 972-0BA30-0XA0)
5)
At 800 Hz
6)
Unrestricted segment lengths
7)
Transmission rate 31.25 Kbps
8)
Cable suitable for applications involving torsion: min. 5 million torsion movements on 1 m
cable length (+/-180
o
)