ABB REU 610 Technical Reference Manual page 115

1MRS755769
Voltage Relay
Technical Reference Manual
Table 5.2.2.-6 RS-485 rear connector (DNP 3.0)
Terminal Function
X5.8-8 Data A (+ RX)
X5.8-7 Data B (- RX)
X5.8-6 Data A (+ TX)
X5.8-5 Data B (- TX)
X5.8-4 Signal GND (for potential balancing)
X5.8-3 -
X5.8-2 Shield GND (via capacitor)
X5.8-1 Shield GND
Table 5.2.2.-7 Jumper numbering
Terminal Function
X8 Pull-up
X6 Termination
X7 Pull-down
X13 Pull-up
X12 Termination
X11 Pull-down
X14 4-wire/2-wire
Fig. 5.2.2.-3 Jumper location on the DNP 3.0 communication module
Signal
Data A (+ TX)
TX
Data B (- TX)
Data A (+ RX)
RX
Data B (- RX)
-
X13
ON
ON
X8
X12
ON
ON
X6
X11
ON
ON
X7
X14
4-Wire
2-Wire
REU 610
A040357_2
115