Siemens SIPROTEC 7SJ61 Manual page 277

The interface modules are located on the processor printed circuit boards CPU (No.1 in Figure 3-3).
Please note the following:
• The interface modules can only be exchanged in devices designed for panel and cubicle mounting. Devices
in surface-mounted housings with two-tier terminals have to be retrofitted at our factory.
• Use only interface modules that can be ordered in our facilities via the order key, see also Appendix A.1.
• You may have to ensure the termination of the ports featuring bus capability according to the margin heading
"Termination".
Table 3-12
DIGSI /Modem Interface/RTD-box
The order numbers of the exchange modules can be found in the Appendix in Section A.1, Accessories.
SIPROTEC, 7SJ61, Manual
C53000-G1140-C210-1, Release date 02.2008
Exchangeable interface modules
Interface
System Interface
Mounting
Location / Port
IEC 60870–5–103 RS232
IEC 60870–5–103 RS485
IEC 60870–5–103 redundant
RS485
FO 820 nm
Provide FM R
Profibus FMS double ring
Profibus FMS single ring
O
Profibus DP RS485
Profibus DP double ring
Modbus RS485
Modbus 820 nm
DNP 3.0 RS 485
DNP 3.0 820 nm
IEC 61850 Ethernet electrical
IEC 61850 Ethernet optical
RS232
C RS485
FO 820 nm
Mounting and Commissioning
3.1 Mounting and Connections
Exchange Module
277