Technical Data
4.1 General Device Data
SIPROTEC, 7SK80, Manual
E50417-G1140-C344-A5, Release date 11.2012
353
Port B
IEC 60870-5-103
single
RS232/RS485/FO depending
on the order variant
Isolated interface for data transfer to a
control center
RS232
Terminal Back case bottom, mounting location "B", 9-
pin DSUB socket
Test voltage 500 V; 50 Hz
Transmission speed min. 1,200 Bd; max. 115,000 Bd;
factory setting 9,600 Bd
Bridgeable distance 15 m
RS485
Terminal Back case bottom, mounting location "B", 9-
pin DSUB socket
Test voltage 500 V; 50 Hz
Transmission speed min. 1,200 Bd; max. 115,000 Bd;
factory setting 9,600 Bd
Bridgeable distance max. 1 km
Fiber optic cable (FO)
FO connector type ST connector
Terminal Back case bottom, mounting location "B"
Optical wavelength λ = 820 nm
Laser Class 1 according to EN
60825-1/-2
When using glass fiber 50 μm/125 μm or
glass fiber 62.5 μm/125 µm
Permissible optical signal at-
tenuation
max. 8 dB, with glass fiber 62.5 μm/125 µm
Bridgeable distance max. 1.5 km
Character idle state Configurable; factory setting „Light off“
IEC 60870-5-103
redundant
RS485
Isolated interface for data transfer to a control center
Terminal Back case bottom, mounting location "B",
RJ45 socket
Test voltage 500 V; 50 Hz
Transmission speed min. 2,400 Bd, max. 57,600 Bd;
factory setting 19,200 Bd
Bridgeable distance max. 1 km
Profibus RS485 (DP)
Terminal Back case bottom, mounting location "B", 9-
pin DSUB socket
Test voltage 500 V; 50 Hz
Transmission speed Up to 1.5 MBd
Bridgeable distance 1 000 m (3 300 ft) at ≤ 93.75 kBd
500 m (1 600 ft) at ≤ 187.5 kBd
200 m (660 ft) at ≤ 1.5 MBd
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