A Appendix
486
7UM62 Manual
C53000-G1176-C149-3
A.3
General Diagrams (ANSI)
7UM621
∗
–
Figure A-24 General diagram 7UM621
∗
−
Front port
BI 6
BI 5
BI 4
BI 3
BI 2
BI 1
I
A,S2
I
B,S2
I
C,S2
I
G,sens. (EE2)
V
A
V
B
V
C
V
N(E)
Flush-mounting housing
IRIG B/DCF77
IEC 60870-5-103
PROFIBUS DP
MODBUS RTU
R 6
Power
supply
=
(~)
=
R 7
R 8
R 5
R 4
R 3
R 2
R 1
R 9
R 10
R 8
R 7
R 5
R 6
R 4
R 3
R 2
R 1
R 11
R 12
F 3
F 4
F 1
F 2
Q 1
Q 2
Q 3
Q 4
Q 5
Q 6
Q 7
Q 8
R 15
R 17
R 18
R 16
R 13
R 14
F 5
F 6
F 7
F 8
F 9
F 10
K 9
K 10
Surface-mounting housing
+
-
25
50
24
49
23
48
22
47
20
19
44
45
21
46
58
57
56
55
54
83
88
63
95
70
71
96
97
72
98
73
99
74
94
69
51
52
15
16
BI 7
K 11
K 12
87
62
(NC or NO
with Jumper)
Live status
contact
I
A,S1
I
B,S1
I
C,S1
I
G,sens.(EE1)
J 1
J 2
J 3
J 4
J 5
J 6
J 7
J 8
14
39
13
38
12
37
11
36
R 10
R 11
K 3
K 4
K 2
K 1
K 5
K 6
91
66
67
92
90
65
R 12
K 7
K 8
89
64
TD1
(Start-up)
K 13
K 14
86
61
TD 2
(TEMP)
K 15
K 16
85
60
TD 3
(DC-EXC)
K 17
K 18
84
59
Serial Thermal/
or 2 x 20 mA
A
D
B
Service
interface
C
+
+
+
R 9
Port
(optical
only IEC)
3
28
27
2
4
29
1
(s
e
e
m
a
n
u
a
l)
7UM621
Earth connection at
housing back plate
