Installation and Connection
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.
61
MRU4
DOK-HB-MRU4-2E
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
Содержание High PROTEC MRU4
Страница 1: ...Manual Voltage Relay MRU4 Software Version 3 0 b DOK HB MRU4 2E Revision B English...
Страница 51: ...Installation and Connection Ethernet RJ45 Terminals 51 MRU4 DOK HB MRU4 2E 1 8 TxD TxD RxD n c n c RxD n c n c...
Страница 64: ...Navigation Operation Navigation Operation 64 MRU4 DOK HB MRU4 2E 1 2 3 5 7 6 8 10 9...