ABB LME620-AN Manuale di istruzioni - Pagina 8
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8.3 Separate electronic unit EAN823 (standard)
The electrical connection is done with a combined plug on the actuator and with screw terminals on the
electronics.
mains
(single
phase)
Fig. 5: Electrical connection EAN 823, standard
- The following steps must be performed to switch the actuator to automatic mode (AUT):
- Activate digital inputs DI 1, DI 2 and DI 3 via the configuration program.
- Make sure that the supply voltage is available on digital input 1 (DI 1).
- Activate AUT mode via the configuration program.
8.4 Separate electronic unit EAN823 (bus communication)
mains
(single
phase)
L
Han10 E plug
Heater
approx. 6W
(Option)
Fig. 6: Electrical connection: EAN 823, PROFIBUS DP
8
ext.
fuse
DI1
DI2
MAN/AUT MAN (+)
1
2
3
4
L
N
+
- +
- +
H1
H2
U V W Br Br
1
Han10 E plug
1
2
Heater
approx. 6W
M
(Option)
3~
Motor
ext.
fuse
Contrac
Electronic Unit
N
bus terminals A...B
H1
H2
U V W Br
1
2
3
13 14
1
2
M
3~
Motor
Brake
Sub Distribution Board
DI3
DO1
DO2
DO3
MAN (-)
ok/fault
end 0%
end 100%
5
6
9
11
12
7
8
10
-
Contrac
Electronic Unit
PE
2
3
13 14
Contrac
Actuator
Brake
Bus in
B
A
28
29
PE
17 18 19 20 21 22 23 24
Br
17 18 19 20 21 22 23 24
Contrac
Actuator
Uv
setpoint
act. value
+ HART
0/4..20 mA
0/4..20 mA
14
15
13
26 27
28 29
+
-
+
-
+
RB
RB
24V
+ -
+ -
Uv
24V
17 18 19 20 21 22 23 24
17 18 19 20 21 22 23 24
Sensors
Bus out
bus termination
B
A
S1
30
31
Han24 E plug
Sensors
transmitter
4..20 mA
30
31
+
-
I
U
Han24 E plug
r00009x1
r00010x1