Siemens siprotec 7SA522 - Page 558

Appendix
A-10 7SA522 Manual
C53000-G1176-C119-2
7SA522∗−∗E
Figure 1-5 General diagram 7SA522∗–∗E (panel surface mounting)
2
27
3
29
28
4
5
6
7
8
9
Channel B
optical
or
electrical
1
10
30
31
32
33
34
Channel C
optical
or
electrical
35
76
77
78
79
80
Channel D
optical
or
electrical
81
51
52
53
54
55
optical
or
electrical
56
Time
synchronization
Service
interface
System
interface
CTS
RS232 RS485
RTS
GND
TxD
RxD
B
–
GND
A
–
Screen
CTS
RS232 RS485
RTS
GND
TxD
RxD
B
–
GND
A
–
Screen
IN 12 V
IN SYNC
COM SYNC
COMMON
IN 24 V
Screen
IN 5 V
Profibus
Channel E