Specifications

Specifications
UMMBRG300-1101 25
AppendixA.Specifications
Product name MBRG-300
Interfaces
Ethernet 1
Serial ports 2, software configurable as either 2 x RS-232 or 2 x RS-485 or 1 x RS-232 + 1 x
RS-485 or 1 x RS-422
User interface
LED indicators Power (green), Ethernet link (green), 2 status (bi-color red/green)
Monitoring & configuration Web browser based
Diagnostic
High availability features Watchdog supervision, brown-out detection
Serial Port 1 RS-232 interface
Connector male 9-pin D-sub, DTE, EIA-574 pin-out
Physical layer EIA-232-F
Isolation non-isolated
Signals RXD, TXD, RTS, CTS, DTR, DSR, DCD, RI
Speed 300, 600, 1200, 2400, 4800, 9600, 19200, 57600, 115200 bps
Protocols Modbus RTU master
Serial Port 1 RS-485/RS-422 interface
Connector 3.81 mm 6-pin pluggable terminal block header
Physical layer EIA-485-A, 2-wire or 4-wire
Isolation non-isolated
Speed 300, 600, 1200, 2400, 4800, 9600, 19200, 57600, 115200 bps
Max. number of nodes 32
Protocols Modbus RTU master
Serial Port 2 RS-232 interface
Connector male 9-pin D-sub, DTE, EIA-574 pin-out
Physical layer EIA-232-F
Isolation non-isolated
Signals RXD, TXD
Speed 9600 bps
Protocols Modbus RTU master
Serial Port 2 RS-485 interface
Connector 3.81 mm 6-pin pluggable terminal block header
Physical layer EIA-485-A, 2-wire
Isolation non-isolated
Speed 300, 600, 1200, 2400, 4800, 9600, 19200, 57600, 115200 bps
Max. number of nodes 32
Protocols Modbus RTU master
Ethernet port
Connector 8-pin RJ-45 socket for Cat 5 UTP
Physical & Data Link Layer Layer IEEE 802.3i 10BASE-T
Isolation 1.5 kV galvanic