ABB UNO-DM-3.3-TL-PLUS Product Manual page 88

It's possible to use the three-phase meter ABB B23 as a single-phase meter. To use the ABB
B23 as a single-phase meter connect it as follows:
• Connect the cables of the serial line A (37), B (36) and C (37) on the
terminal block
screws (tightening torque 0.25 Nm).
Subsequently the cable must be connected inside the inverter on the
Accessory Board
gnals of the serial line.
Serial line terminal block
To connect the serial cable inside the inverter, refer to the section "Connection of the RS485
line" in this chapter.
• Install the device on the DIN rail and ensure to trigger the fixing system
on it
set on the rear of the ABB B23 3PH
60
respecting the correspondence between the si-
18
of the REACT-MTR
60
B (36)
A (37)
C (35)
- 88 -
and tighten the
58
Communication and control signal
terminal block of the Accessory
26
Board
18
+T/R
-T/R
RTN
RS485 LINE
5 - Installation