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Table 10.6 – Local Serial Communication Port
Number of ports
Electrical connection
Data transfer rate
Table 10.7 – Remote Control Connection
Number of ports
Electrical connection
Data transfer rate
Protocols
Table 10.8 – Arc Protection Interface (Option)
Number of arc sensor inputs
Sensor type to be connected
Operating voltage level
Current drain, when active
Current drain range
Number of binary inputs
Operating voltage level
Number of binary outputs
Operating voltage level
NOTE: Maximally three arc binary inputs can be connected to one arc binary output without
an external amplifier.
Technical Data
1 on front and 1 on rear panel
RS 232 in the front
RS 2320 with VCM-TTL (standard)
RS-485 with VCM 485-2 or VCM 485-4
Plastic fibre with VCM-fiber (option)
Ethernet 10-Base-T with VCM-TCP (option)
Glass fibre with VCM-fiber (option)
2 400 – 38 400 kb/s
1 on rear panel
TTL with VCM TTL (standard)
RS 485 with VCM 485 – 4(option)
RS 232 with VCM TTL (standard)
Plastic fibre connection with VCM fiber (option)
Glass fibre connection (option)
Ethernet 10 Base-T (option, external module)
1 200 - 19 200 kb/s
Modbus, RTU master
Modbus‚ RTU slave
Spabus, slave
IEC 60870-5-103
IEC 61850
Profibus DP (option, with external module)
Modbus TCP (option, with VCM TCP)
DNP 3.0
2
VA 1 DA
12 V dc
> 11.9 mA
1.3...31 mA (NOTE: If the drain is outside the
range, either sensor or the wiring is defected)
1 (optically isolated)
+48 V dc
1 (transistor controlled)
+48 V dc
857-UM001A-EN-P – July 2009
10-3
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