ABB DCS880 series - Page 75

Electrical installation
75
3ADW000462R0401 DCS880 Hardware manual e d
Example of one DCS880 converter plus external field supply.
Cable length
The cable length influences the maximum baudrate.
The bus is designed for a total cable length up to 100 meters. Larger distances on request.
Baudrate max. cable length
50 k 500 m
125 k 500 m
250 k 250 m
500 k 100 m default and recommended setting
800 k 50 m
888 k 35 m
1000 k 25 m
123 3 21
X53:
SDCS-DSL-H1x
X52: X3:
2
3
1
GNDB
S1100:1
S1100:3
S1100:2
SB_880_011_bus_a.ai
X51:1
X51:2
+24 V
0 V
X1:1
X1:2
+24 V
0 V
DCF803-0035
J1
GNDB
DCS880 Converter
ON
(J1: )
Bus termination
Ground termination
NO
(S1100:2 open
S1100:3 open)
ON
(S1100:1 closed)