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MOXA

PC/104 Serial Boards

Our wide selection of industrial-grade PC/104 and PC/104-Plus serial boards are a popular choice for embedded applications that require connections to multiple serial devices with high data throughput.

CB-108
CB-108 Series

PC/104-Plus bus, 8-port RS-232 module, 0 to 55°C operating temperature

Serial Interface
  • Comm. Controller

    • 16C550C or compatible x 4
  • Bus

    • PC/104 plus bus
  • Connector

    • 40-pin box header
  • DIP Switches

    • Serial interface
  • IRQ

    • Assigned by BIOS
  • I/O Address

    • Assigned by BIOS
  • FIFO

    • 128 bytes
  • Max. No. of Boards per PC

    • 8
  • No. of Ports

    • 8
  • Serial Standards

    • RS-232
  • Baudrate

    • 50 bps to 921.6 kbps
  • Data Bits

    • 5, 6, 7, 8
  • Stop Bits

    • 1, 1.5, 2
  • Parity

    • None, Even, Odd, Space, Mark
  • Flow Control

    • None, RTS/CTS, XON/XOFF
Serial Signals
  • RS-232

    • TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
Power Parameters
  • Input Current

    • 153 mA @ 5 VDC
  • Input Voltage

    • 5 VDC
Physical Characteristics
  • Dimensions

    • 90 x 96 mm (3.54 x 3.78 in)
LED Interface
  • LED Indicators

    • Built-in Tx, Rx LEDs for each port
Environmental Limits
  • Operating Temperature

    • 0 to 55°C (32 to 131°F)
  • Storage Temperature (package included)

    • -40 to 85°C (-40 to 185°F)
  • Ambient Relative Humidity

    • 5 to 95% (non-condensing)
Standards and Certifications
  • EMC

    • EN 55032/24
  • EMI

    • CISPR 32, FCC Part 15B Class A
  • EMS

    • IEC 61000-4-2 ESD: Contact: 4 kV; Air: 8 kV
      IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m
      IEC 61000-4-4 EFT: Power: 2 kV; Signal: 1 kV
      IEC 61000-4-5 Surge: Power: 0.5 kV
      IEC 61000-4-6 CS: 150 kHz to 80 MHz: 3 V/m; Signal: 3 V/m
      IEC 61000-4-8 PFMF
  • Environmental Testing

    • IEC 60068-2-1
      IEC 60068-2-2
      IEC 60068-2-3
      IEC 60068-2-14
  • Vibration

    • IEC 60068-2-6
MTBF
  • Time

    • 403,631 hrs
  • Standards

    • Telcordia (Bellcore), GB
Warranty
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