Siemens SIMATIC NET PROFIBUS User Manual

Page of 490
Passive Components for Electrical Networks
7-7
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
7.2.2
Plastic Fiber-Optic, Standard Cables
PVC outer jacket
Kevlar strain relief
Protective foil
Polyamide jacket
FO fibers
Figure 7-2
Structure of the Plastic Fiber-Optic Standard Cable
Plastic FO Cable, Standard Cable 6XV1821-0A***
The plastic FO cable, standard cable 6XV1821-0A*** consists of two plastic fibers
with a robust polyamide inner jacket surrounded by Kevlar strain relief elements
and a lilac PVC outer jacket. The standard code is I-VY4Y2P 980/1000 160A. The
outer jacket has the identifier “SIEMENS SIMATIC NET PLASTIC FIBER OPTIC
6XV1821-0AH10 (UL)” printed on it as well as meter markers.
The cable is easy to assembly on-site. The cable is fitted with 2 x 2 simplex
connectors for devices with an integrated optical interface. The cable must be fitted
with 2 x 2 BFOC connectors when connecting OLM/P11 and OLM/P12. It can also
be ordered preassembled.