beautypg.com

1 plastic fiber optic, duplex cord – Siemens SIMATIC NET PROFIBUS User Manual

Page 201

background image

Passive Components for Electrical Networks

7-5

PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000

7.2.1

Plastic Fiber Optic, Duplex Cord

Core

Cladding

Jacket (buffer)

0.98mm

1 mm

2.2 mm

4.4 mm

Figure 7-1

Structure of the Plastic FO Cable, Duplex Cord 6XV1821–2AN50

Plastic FO Cable, Duplex Cord 6XV1821–2AN50

The plastic FO cable, duplex cord 6XV1821–2AN50 is a flat, double-fiber cable
with PVC inner jacket without an outer jacket. The jacket color is gray and no
labeling is printed on it. The standard code is I-VY2P 980/1000 150.

The cable is easy to assembly on-site. The cable is fitted with 2 x 2 simplex
connectors for devices with integrated optical interfaces. The cable must be fitted
with 2 x 2 BFOC connectors when connecting OLM/P11 and OLM/P12.

Properties

The plastic FO, duplex cord 6XV1821-2AN50 is

S

not suitable for permanent tensile strain

S

conditionally resistant to mineral oil ASTM no. 2

S

conditionally resistant to greases

S

conditionally resistant to water

S

not UV resistant

S

flame-resistant acc. to flame test VW-1 to UL 1581