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DeviceMaster RTS 4-Port RJ45

This DeviceMaster RTS 4-Port RJ45 Ethernet device server from Comtrol operates well in extreme temperatures and is industrial grade for high level performance

Part Number: 99462-6

PortVision DXweb
  • Bus Interface Specification 10/100 BASE-T ETHERNET
  • Memory
    • SDRAM 32 MB
    • Flash 8 MB
  • Enclosure Black Finished Steel
  • Installation Method Panel mountable
  • LED Indicators 100MB Ethernet, Collision, Ethernet Link/Activity, RX/TX per port, and Status
  • Dimensions 10.8" x 1.5" x 6.3"
    275 x 38.1 x 160 mm
  • Product Weight 52.8 oz or 3.3lbs
    1.50 kg
Electrical Specifications
  • Input Voltage Requirements 9-30VDC
  • Power Consumption (max) 3 Watts
  • Comtrol External Power Supply (included)
    • Input 90-264VAC @ 47 – 63Hz
    • Output 24VDC @ 1A
  • ESD Surge Protection Provides minimum of 15KV for a duration of 1ns @ 200A. All Ethernet components are rated to 1.5KV magnetic surge protection, in addition to the surge protection levels specified.
Environmental Specifications
  • Air temperature
    • System On -40 to 75° C
    • System Off -40 to 85° C
  • Operating Humidity (non-condensing) 5% to 95%
  • Altitude 0 to 10,000 Feet
    3,048 m
  • MTBF (Mean Time Between Failures) 35.9 Years

Serial Communications

  • Connector Type RJ45
  • Number of Ports 4
  • Software Selectable Interfaces RS-232
    RS-485, 4-wire, Master
    RS-485, 4-wire, Slave
    RS-485. 2-wire
  • Baud Rate 300 bps to 230.4 kbps
    • Receive Buffer 4.5 KB
    • Transmit Buffer 4.5 KB
  • Device Driver Data Control
    • Data Bits* 5, 6, 7 or 8
    • Parity** odd, even, or none
    • Stop Bits*** 1, 1.5 or 2
    • Flow Control Hardware, Software, or None
  • * Data bits 5, 6 are supported only in RFC2217 and socket mode
    ** Mark, Space parity are supported only in RFC2217 and socket mode
    *** Stop bit 1.5 is supported only when used with 5 data bits
Ethernet Specifications
  • Number of Ports2
  • Speed 10/100Mbps
  • Connector Type RJ45
  • Ethernet Specific Features Ethernet packet switching, Auto Negotiation, Auto MDI/MDI-X and Daisy Chaining
  • Network Protocols ARP, BOOTP, DHCP/RARP, HTTP, HTTPS, SSH, SSL/TLS, ICMP, RFC 1006 (ISO over TCP), SNMP (MIB-II), TCP/IP & UDP socket services, Telnet, TFTP and supports IP multicast data transmission


  • SNMP Support Monitoring only.
  • Other Lowest Latency
    NS-Link COM/TTY port redirector
    TCP/IP & UDP Socket Services
    Telnet/RFC2217 COM Port control
    PortVision DX remote management
  • Manufacturer's Warranty 5 Years
Export Information
  • Packaged Shipping Weight 6.6 lbs
    3.0 kg
  • Package Dimensions 14.9" x 4" x 10.9"
    378.5 x 101.6 x 276.9 mm
  • UPC Code 7-56727-99462-6
  • Country of Origin USA
  • ECCN 5A991
  • Schedule B Number 8471.80.1000

Device Drivers

Regulatory Approvals
  • Emissions Canadian EMC requirements
    European Standard EN55022 FCC Part 15 Subpart B Class A limit
  • Immunity European Standard EN55024
    IEC 1000-4-2/EN61000-4-2: ESD
    IEC 1000-4-3/EN61000-4-3: RF
    IEC 1000-4-4/EN61000-4-4: Fast Transient
    IEC 1000-4-5/EN61000-4-5: Surge
    IEC 1000-4-6/EN61000-4-6: Conducted Disturbance
    IEC 1000-4-8/EN61000-4-8: Magnetic Field
    IEC 1000-4-11/EN61000-4-11: Dips and Voltage Variations
  • Safety IEC 60950/EN60950 (LISTED)
    CSA C22.2 No. 60950/UL60950
  • Other Regulatory Approvals

Pinout Diagrams
  • Ground must be tied to signal ground.
Find a Distributor

» Industrial Distributors
» North American Distributors
» International Distributors

Pre-Sales Questions

Comtrol's Pre-sales Team
For sales questions or to locate a reseller near you.

+1-800-926-6876 (1-800-Go Rocket)
Fax: +1-763-957-6001
[email protected]

Comtrol's Industrial Automation Sales
For sales questions or to locate an industrial distributor near you.

+1-800-926-6876 (1-800-Go Rocket)
Fax: +1-763-957-6001
[email protected]

Product Support and Service Information

Part Number 99457-2

Sales Support

Call +1.763.957.6000, or e-mail [email protected]

Technical Support

For technical assistance, our U.S.-based technical support team is only a phone call away.

Call +1.763.957.6000, or visit our forum .


Comtrol offers a 30-Day satisfaction guarantee and a 5-year limited warranty on all DeviceMaster RTS family products!

View Warranty

Extended Warranty Available