User manual

5 Detailed descriptions of the eldbus coupler | Modbus TCP eldbus coupler UR20-FBC-MOD-TCP
56 1432790000/08/12.2015Manual u-remote
PWR
SF
BF
MT
L/A X1
L/A X2
Service
X3
MOD
Coupler power supply LED
green: supply voltage >18V
red: at least one current path <18V
3.1 Green: Input current path supply voltage >18VDC
3.2 Red: Input current path supply voltage <18VDC
3.4 Red: Internal fuse defective
4.1 Green: Output current path supply voltage >18VDC
4.2 Red: Output current path supply voltage <18VDC
4.4 Red: Internal fuse defective
LED indicators UR20-FBC-MOD-TCP, error messages seeChapter13
TD+ 1
TD– 2
RD+ 3
RD– 6
TD+ 1
TD– 2
RD+ 3
RD– 6
X1
X2
24VDC OUT
24VDC OUT
GND OUT
GND OUT
24VDC IN
24VDC IN
GND IN
GND IN
MOD
Connection diagram UR20-FBC-MOD-TCP
ATTENTION
Risk of material damage!
In the case of a maximum power supply of >8 A and a
maximum temperature of > +55 °C, all four contacts must
be connected with 1.5mm² wiring!