ABB RED615 Technical Manual page 870

Section 13
IED physical connections
864
GUID-FDC31D60-8F9F-4D2A-A1A2-F0E57553C06B V1 EN
Figure 467: Jumper connectors on communication module
Table 684: 2-wire EIA-485 jumper connectors
Group Jumper connection
1-2
X3 2-3
1-2
X5 2-3
1-2
X6 2-3
1-2
X7 2-3
1-2
X8 2-3
1-2
X9 2-3
1 2 3
X 8
X 9
X 7
X 3
X 6
X 5
1 2 3
X 24
X 15
Description
A+ Bias enabled
A+ Bias Disabled
B- Bias enabled
B- Bias Disabled
Bus termination
enabled
Bus termination
disabled
B- Bias enabled
B- Bias Disabled
A+ Bias enabled
A+ Bias Disabled
Bus termination
enabled
Bus termination
disabled
1YHT530004D05 D
Notes
COM1
2-wire connection
COM2
2-wire connection
615 series
Technical Manual