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Features & Specifications for XPress DR+

Serial Interface

• 2 RJ45 RS-232 Serial Ports
• Baud rate selectable from 300 to 230 Kbps
• 1 screw terminal RS-422/485 interface on Serial Port 2 (2 and 4-wire support)
• LED indicators for TXD and RXD activities

Serial Line Formats

• Characters: 7 or 8 data bits
• Stop Bits: 1 or 2
• Parity: odd, even, none

Flow Control

• Hardware: RTS/CTS
• Software: XON/XOFF

Modem Control

• DTR, DSR

Network Interface

• 2 RJ45 10Base-T/100Base-TX Ethernet ports
• Embedded, unmanaged, fully compliant 802.3u non-blocking Ethernet switch
• Store and forward architecture with 1K MAC address lookup table
• Automatic MDI/MDI-X crossover
• Full duplex IEEE 802.3x flow control
• Half duplex back pressure flow control
• IEEE 802.1d spanning tree

LED Indicators

• TX/RX activity per serial
• Link/Activity per Ethernet port
• Power/System OK

Management

• Internal web server (standard tunneling firmware only)
• SNMP (read only)
• Serial login
• Telnet login
• DeviceInstaller software

Isolation

• 8 kV direct contact, 15kV air discharge, ESD protection on all Serial ports (IEC 1000-4-2, IEC 61000-4-2)
• 2 K VAC / 2.8K VDC galvanic isolation between Power Input port to Ethernet ports (except Chassis ground)
• 2 K VAC / 2.8K VDC galvanic isolation between Power Input port to Serial ports
• Transient Voltage protection and ESD with max non-repetitive surge current 800 Amp (8/20 μs) (IEC 61000-4-2)
• 2 K VA / 2.8K VDC galvanic isolation between Ethernet ports (except chassis ground)
• 2 K VA / 2.8K VDC galvanic isolation between Ethernet ports to Serial ports
• 40 A (5/50 ns) EFT protection (IEC 61000-4-4), 12 A (8/20 μs) lightning protection (IEC 61000-4-5) on all Ethernet ports

Power Input

• Removable screw terminal block connector
• 9-30 VDC or 9-24 VAC with chassis ground
• 2.3 Watts maximum

Environmental (Operating)

• Temperature: -40°C to +70°C (-40 to 158°F)
• Humidity: 20% to 90% relative humidity, noncondensing

Agency Approvals

• UL, CSA, FCC, CE, TUV, CTick, VCCIs

Protocols Supported

• ARP, UDP/IP, TCP/IP, Telnet, ICMP, SNMP, DHCP, BOOTP, TFTP, and HTTP

Installable Industrial Application Protocols

• ModBus TCP, ModBus ASCII/RTU, DF1 Multi-Master

CPU

• Lantronix DSTNI-EX 48 MHz clock, 256 KB SRAM Internal CPU Memory

Flash Memory

• 2 MB Flash

EEPROM

• 2 KB

Reset

• Front panel recessed push button

Packaging

• Case: High-impact plastic case with integrated DIN Rail (35 mm) mount – IP30 enclosure rating
• Dimensions (L x W x H): 8.76 x 5.7 x 28.57 cm (3.45 x 2.25 x 4.85 in), terminal blocks included
• Weight: 0.21 kg (0.46 lb)

Shipping Dimensions (L x W x H)

• 18.7 x 22.9 x 11.1 cm (7.375 x 9.0 x 4.375 in)