Siemens siprotec 7SA522, User Manual

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Installation and Commissioning
8-14
7SA522 Manual
C53000-G1176-C119-2
Figure 8-8 Front view of the device with housing size
1
/
1
after removal of the front cover (simplified and scaled down)
On the input/ output module(s) I/O-1 the voltage rating of the integrated power supply
(according to Table 8-2), the quiescent state of the life-contact (according to
Table 8-3) and the operating voltage of the binary inputs BI1 to BI8, BI9 to BI16 and
BI17 to BI24 (according to Table 8-5) can be selected.
The allocation of the binary inputs to the module slots is shown in Figure 8-7 for de-
vices with housing size
1
/
2
and in Figure 8-8 for the devices with housing size
1
/
1
.
The jumper X71 must be set to “H” on the module in the left hand side slot 19 and to
“L” on the module in the right hand side slot 19.
1 42 1 42
1
2
3
Input/output printed circuit
Input/output printed circuit
Processor printed circuit
Slot 5 Slot 33
Binary inputs (BI)
BI1 to
1
3
Slot 19 Slot 33
BI9 to
Slot 19
BI17 to
BI24
BI8 BI16
board CPU
board I/O-1 with power supply
board I/O-2 (transducers)
Input/output printed circuit
board I/O-1 without
power supply
4
2
4
4