ABB REF 542plus Technical Reference Manual page 60

REF 542plus REF 542plus
60
Multifunction Protection and Switchbay Control
Unit
Technical Reference Manual
X80
1 5 9 13 17 21
3 3 7 11 15 19 7 11 15 19 23 23
2 2 18 18
6 6 10 14 10 14 22 22
4 4 8 8 12 12 16 16 20 20 24 24
X77 X76 X75 X74
X31
X31
X21
Fig. 8.1.-2 REF 542plus standard housing connections with mixed analog input
connector and connector for the 0/4 ... 20 mA analog output module
X80
1
5 9 13 17 21
3 7 11 15 19 23
2 6 10 14 18 22
4 8 12 16 20 24
X77 X76 X75 X74
X65 X64 X63
X50
X41
X31
X21
Fig. 8.1.-3 REF 542plus wide housing connections plate
The connectors meaning is explained in the following Table 8.1.-1. A few
connectors have different meaning depending upon the used communication module
type. Sensors connectors X87 and X88 are placed instead of X80 when only sensors
are used.
X86 X85 X84 X83
X72
X73
X71
X30
X20
X86 X85 X84 X83
X73 X72
X62 X61
X40
X30
X20
1MRS755859
X82 X81
X70
3 2 1
X10
- +
X82 X81
X70
X71
X60
3 2 1
X10
- +
A051273
A051274