DeviceMaster ® UP 4-Port Modbus

Key Features:

The DeviceMaster UP provides connectivity between a vast array of Modbus controllers and devices meeting the increasing demands on Modbus installation.
It is considered quickly and easy to setup even for the most complex Modbus installations with a Simplified configuration pages, innovative functionality and informative diagnostic information

• DIN-rail mounting and screw terminal power connections
• Highly flexible and unique Modbus functionality
• Multiple Modbus master and slave types
• Raw/ASCII Serial and Ethernet device support
• Variable power input eliminates need for power converters
• Dual Ethernet ports for daisy chaining network connections between multiple units
• RoHS2 compliant under CE

Product Details


  • Serial Connectors(4) DB9 Male
  • Ethernet Ports(2) 10/100 BaseT
  • ProcessorARM7 44Mhz
  • Memory
    • RAM8MB
    • Flash4MB
  • Mounting OptionsPanel/Rack
  • LED IndicatorsStatus, Ethernet Link/Activity, Collision, 100MB Ethernet, RX/TX per Port
  • Housing RuggedSteel Construction

Electrical Specifications

  • Device Requirements5 to 30 VDC
  • Device Consumption5 Watts
  • External Power Supply(Included)
    • Input90 to 260 VAC @ 47-63Hz
    • Output500mA @ 24 VDC
  • Surge Protection15KV

Environmental Specifications

  • Operating Temperature-37° to 74° C
  • Storage Temperature-40° to 85° C
  • Humidity (non-condensing)
    • System On20% to 80%
    • System Off8% to 80%
  • Altitude0 to 10000 Feet
  • Heat Output5 BTU/Hr
  • MTBF (Mean Time Between Failures)0 Years

Serial Communications

  • Software SelectableRS-232/422/485
  • Baud Rate50 bps to 230 Kbps
    • Data Bits7 or 8
    • Parityodd, even, or none
    • Stop Bits1 or 2
  • Communication ModesModbus/TCP to Serial or Ethernet TCP/IP
    Modbus/TCP to Modbus/RTU
    Modbus/TCP to raw serial data
    Modbus/RTU Device (Auto Locate and Auto Route)
  • Network ProtocolsTelnet, HTTP, SNMP, DHCP, ARP, BOOTP, Ping

Regulatory Approval Marks

CE Mark, FCC Part 15 Subpart B Class A, CTick, CUL, ODVA Certified, PIC Certified, RoHS Certified

Regulatory Approvals

  • EmissionsEN55022 & A1:2000 IEC 100032
    IEC 100033
  • ImmunityEN55024
    IEC 100042
    IEC 100043
    IEC 100044
    IEC 100045
    IEC 100046
    IEC 100048
    IEC 1000411
  • SafetyEN60950
    IEC 60950
    CSA C22.2 No. 50/UL60950
  • Other Regulatory ApprovalsEuropean Standard: RoHS2 Compliant under CE