GE 845

CHAPTER 1: INTRODUCTION SPECIFICATIONS
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL 1–27
Communications
ETHERNET – BASE OFFERING
Modes:......................................................................10/100 Mbps
One Port: .................................................................RJ45
Protocol: ..................................................................Modbus TCP
ETHERNET – CARD OPTION “C” - 2X COPPER (RJ45) PORTS
Modes:......................................................................10/100 MB
Two Ports:...............................................................RJ45 (with this option both enabled ports are on the
communications card; the Ethernet port located on the base
CPU is disabled)
Protocols:................................................................Modbus TCP, DNP3.0, IEC60870-5-104, IEC 61850, IEC 61850
GOOSE, IEEE 1588, SNTP, IEC 62439-3 clause 4 (PRP)
ETHERNET – CARD OPTION “S” - 2X ST FIBER PORTS
Modes:......................................................................100 MB
Two Ports:...............................................................ST (with this option both enabled ports are on the
communications card; the Ethernet port located on the base
CPU is disabled)
Protocols:................................................................Modbus TCP, DNP3.0, IEC60870-5-104, IEC 61850, IEC 61850
GOOSE, IEEE 1588, SNTP, IEC 62439-3 clause 4 (PRP)
Wavelength: ..........................................................1310nm
Typical link distance:.........................................4 km
USB
Standard specification: ....................................Compliant with USB 2.0
Protocols:................................................................Modbus TCP, TFTP
SERIAL
RS485 port: ............................................................Isolated
Baud rates:.............................................................Supports 9600, 19200, 38400, 57600, and 115200 kbps
Response time:.....................................................10 ms typical
Parity: .......................................................................None, Odd, Even
Protocol: ..................................................................Modbus RTU, DNP 3.0, IEC 60870-5-103
Maximum distance: ...........................................1200 m (4000 feet)
Isolation:..................................................................2 kV
WIFI
Standard specification: ....................................IEEE802.11bgn
Range: ......................................................................30 ft (direct line of sight)
REMOTE MODBUS DEVICE PROFILE
Device Name:........................................................BSG3 (13 alphanumeric characters maximum)
IP Address:..............................................................0.0.0.0 – standard Ethernet address
Slave Address: ......................................................254 (1 to 254)
Modbus Port:.........................................................502 (0 to 10000, default 502)
Poll Rate: .................................................................3 minute (OFF, 3 to 120 minutes), the continuous mode poll
interval is defined as the poll rate interval
Trigger:.....................................................................Off (any FlexLogic Operand), the trigger mode is based on
the FlexLogic operand designed to trigger the poll