Siemens siprotec 7SA6 User Manual page 564

Installation and Commissioning
8-20
Table 8-1 Jumper settings for the nominal voltage of the integrated power supply on the
processor printed circuit board C-CPU-2
Jumper
X51
X52
X53
X55
Table 8-2 Jumper setting for the quiescent state of the life contact on the
processor printed circuit board C-CPU-2
Jumper Open in the quiescent state Closed in the quiescent state
X40
Table 8-3 Jumper settings of the control voltages of the binary inputs BI1 to BI5 on the
processor printed circuit board C-CPU-2
Binary Inputs Jumper
BI1 X21
BI2 X22
BI3 X23
BI4 X24
BI5 X25
1
) Factory settings for devices with power supply voltages of 24 VDC to 125 VDC
2
) Factory settings for devices with power supply voltages of 110 VDC to 250 VDC and 115 VAC
By repositioning jumpers the interface RS485 can be modified into a RS232 interface.
The jumpers X105 to X110 must be plugged in the same way!
Table 8-4 Jumper settings of the integrated interface RS232/RS485 on the processor
printed circuit board C-CPU-2
Jumper RS232
X103 and X104 1–2
X105 to X110 1–2
The jumpers are preset at the factory according to the configuration ordered.
Nominal Voltage
24 to 48 VDC
none
none
none
none
1–2
Threshold
1)
17 V
1–2
1–2
1–2
1–2
1–2
RS485
1–2
2–3
60 to 125 VDC 110 to 250 VDC,
1–2
1–2 and 3–4
1–2
none
2–3
Threshold
2)
73 V
2–3
2–3
2–3
2–3
2–3
C53000-G1176-C133-1
115 VAC
2–3
2–3
2–3
1–2
Presetting
2–3
7SA6 Manual