Viessmann VITOTRONIC 100 Installation And Service Instructions Manual page 88

Installation
Making the LON connection
Connection with
H Viessmann LON cable,
H on−site cable and
H Viessmann socket
for extensions up to 900 m long
A
E
C
7 m
B
A Control unit or Vitocom
B LON cable, part no. 7143 495
C Terminator
(standard delivery for
Vitotronic 333)
D Up to 99 users and the
corresponding number of
junction boxes and cables
E Viessmann junction boxes,
part no. 7171 784
Note
Observe the requirements for cabling
and operation of the LON interface
FTT 10A (see www.echelon.com).
88
E
7 m
B
F
max. 900 m
(cont.)
A
E
7 m
B
D
F Connecting cable (on site)
Cable types:
H J Y(St)Y 2 × 2 × 0.8 mm
(telephone cable)
H TIA 568 A Cat. 5 cable
Note
The Viessmann LON system always
requires the cores "1" (orange) and
"2" (orange/white) and the screen.
Cores are interchangeable.
A
E
C
7 m
B