Communications - GE C70 Instruction Manual

CHAPTER 2: PRODUCT DESCRIPTION
CONTROL POWER EXTERNAL OUTPUT (FOR DRY CONTACT INPUT)
Capacity:
Isolation:
DIRECT OUTPUTS
Output points:
DCMA OUTPUTS
Range:
Max. load resistance:
Accuracy:
99% Settling time to a step change:
Isolation:
Driving signal:
Upper and lower limit for the driving signal: –90 to 90 pu in steps of 0.001

2.5.8 Communications

IEC 61850
IEC 61850:
RS232
Front port:
RS485
1 rear port:
Typical distance:
Isolation:
FIBER ETHERNET PORT
Parameter Fiber type
100 Mb multimode
Wavelength 1310 nm
Connector LC
Transmit power –20 dBm
Receiver sensitivity –30 dBm
Power budget 10 dB
Maximum input power –14 dBm
Typical distance 2 km
Full duplex yes
Redundancy yes
ETHERNET (10/100 MB TWISTED PAIR)
Modes:
Connector:
SIMPLE NETWORK TIME PROTOCOL (SNTP)
Clock synchronization error:
C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL
100 mA DC at 48 V DC
±300 Vpk
32
–1 to 1 mA, 0 to 1 mA, 4 to 20 mA
12 kΩ for –1 to 1 mA range
12 kΩ for 0 to 1 mA range
600 Ω for 4 to 20 mA range
±0.75% of full-scale for 0 to 1 mA range
±0.5% of full-scale for –1 to 1 mA range
±0.75% of full-scale for 0 to 20 mA range
100 ms
1.5 kV
any FlexAnalog quantity
Supports IEC 61850 Edition 2.0. See the UR Family Communications Guide and its conformance
statements.
19.2 or 115.2 kbps, Modbus RTU
up to 115 kbps, Modbus RTU, DNP 3, IEC 60870-5-103
1200 m
2 kV, isolated together at 36 Vpk
10 Mb, 10/100 Mb (auto-detect)
RJ45
<10 ms (typical)
SPECIFICATIONS
2
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