Section 3 Interoperability profile for 615 series IEC
60870-5-103
3.1 Physical layer
3.1.1 Electrical interface
⊠ EIA RS-485
Number of loads ........................ for one protection equipment
NOTE - EIA RS-485 standard defines unit loads so that 32 of them can be operated on one line.
For detailed information refer to clause 3 of EIA RS-485 standard.
3.1.2 Optical interface
⊠
Glass fibre
Plastic fibre
F-SMA type connector
BFOC/2,5 type connector
3.1.3 Transmission speed
⊠
9 600 bit/s
⊠ 19 200 bit/s
3.2 Link layer
There are no choices for the link layer.
1MRS756882 B Section 3
Interoperability profile for 615 series IEC 60870-5-103
REM615 21
Point List Manual
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