Installation and Connection
Profibus DP/ Modbus
®
RTU / IEC 60870-5-103 via Fibre Optic
Fibre Optic
Modbus
®
RTU / IEC 60870-5-103 via D-SUB
D-SUB
Electro-mechanical assignment
The connection cable must be shielded. The shielding has to be fixed at the
screw which is marked with the ground symbol at the back side of the
device.
Profibus DP via D-SUB
D-SUB
Page 56
EN MRM4 01/11
5
1
9
6
D-SUB assignment - bushing
1 Earthing/shielding
3 RxD TxD - P: High-Level
4 RTS-signal
5 DGND: Ground, neg. Potential of aux voltage supply
6 VP: pos. Potential of the aux voltage supply
8 RxD TxD - N: Low-Level
5
1
9
6
Summary of Contents for MRM4
Page 1: ...MRM4 HighPROTEC Motor Protection Device Manual DOK HB MRM4E...
Page 3: ...Order Code EN MRM4 01 11 Page 3...
Page 18: ...Important Definitions Page 18 EN MRM4 01 11 41 SG Prot ON 42 SG ON Cmd SG Prot ON SG ON Cmd...
Page 115: ...Navigation Operation Navigation Operation EN MRM4 01 11 Page 115 1 2 3 5 7 6 8 10 9...
Page 162: ...Recorder Name Description I 2 TripCmd Signal Trip Command Page 162 EN MRM4 01 11...