GE 845 User Manual

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

GE 845 Specifications

General

Brand	GE
Model	845
Category	Protection Device
Language	English