Profibus Dp - ABB RHDE250 Series Operating Instruction

32 RHDE250 to RHDE4000 (Contrac) ELECTRICAL ROTARY ACTUATOR | OI/RHDE250_4000-EN REV. B
... 7 Electrical connections
... Electronic Unit EBN853 (Contrac)
PROFIBUS DP®
Note
• The electrical connection is established via screw terminals on the control actuator and on the electronic unit.
• If you are using a separate heat supply, the heater must be protected with a 2 to 6 A medium time-lag fuse (e.g. NEOZED D01 E14).
SDB241-B
PE
115 V AC /
230 V AC
non-Ex
Ex
2TP1 2TP2
BA = digital output
Figure 17: Control via fieldbus PROFIBUS DP®
Screen connected to both ends
one-sided screening
in further wiring possible
DO 1 DO 2
endpos. endpos.
0% 100%
L N 10 11 12 13
U V W Br Br
2 5
1 3
U1 V1 W1 BA1 BA2
3~ M
Motor
J
Sub distribution board
B1
Contrac electronic unit
PE
6 4
110 ... 230 V AC
1HE1 1HE2
PE
Motor connection chamber
Heater approx 6 W (option)
see additional note on this page
Contrac Ex-actuator
Bus termination
S1
A1 B2 A2
28 29 30 31
Bus in Bus out Bus connection
17 18 19 20
17 19 20
1 2
Sensor connection chamber
Sensors
21 22 23 24
21 22 23 24
M10232