GE B90 UR Series Instruction Manual page 30

Low impedance bus differential system
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2.1 INTRODUCTION
2
Table 2–2: OTHER DEVICE FUNCTIONS
FUNCTION
Contact inputs (up to 96 per IED)
Contact outputs (up to 64 per IED)
Control pushbuttons
CyberSentry™ security
Digital elements (48 per IED)
Direct inputs and outputs (96)
DNP 3.0 or IEC 60870-5-104 communications
Dynamic bus replica
End fault protection
Event recorder
FlexLogic™ equations
IEC 61850 communications (optional)
Metering: current, voltage, frequency
Modbus communications
2-2
Figure 2–1: SINGLE LINE DIAGRAM
FUNCTION
Modbus user map
Non-volatile latches
Non-volatile selector switch
Oscillography
Setting groups (6)
Time synchronization over IRIG-B or IEEE 1588
Time synchronization over SNTP
User definable displays
User-programmable fault reports
User-programmable LEDs
User-programmable pushbuttons
User-programmable self-tests
Virtual inputs (64 per IED)
Virtual outputs (96 per IED)
B90 Low Impedance Bus Differential System
2 PRODUCT DESCRIPTION
GE Multilin

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