| • Hardware | |
| Comm. Controller | MU860 (16C550C compatible) |
| Bus | PC/104-Plus bus |
| Connector | 40-pin box header |
| • Serial Interface | |
| Number of Ports | 8 |
| Serial Standards | RS-232 |
| Max. No. of Boards per PC | 8 |
| • Performance | |
| Baudrate | 50 bps to 921.6 kbps (supports non-standard baudrates) |
| • Serial Communication Parameters | |
| Data Bits | 5, 6, 7, 8 |
| Stop Bits | 1, 1.5, 2 |
| Parity | None, Even, Odd, Space, Mark |
| I/O Address | Assigned by BIOS |
| IRQ | Assigned by BIOS |
| FIFO | 128 bytes |
| • Serial Signals | |
| RS-232 | TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND |
| • Operating Systems | |
| Windows | Windows 95/98/ME/NT, Windows 2000/XP/2003/Vista/2008/7/8/8.1/10 (x86/x64), Windows 2008 R2/2012/2012 R2/2016 (x64), DOS, Windows Embedded CE 5.0/6.0, Windows XP Embedded |
| Fixed TTY Drivers | QNX 6 |
| Linux Real TTY Drivers | Linux 2.4.x, 2.6.x |
| Note | Please refer to Moxa’s website for the latest driver support information. |
| • Physical Characteristics | |
| Dimensions | 90 x 96 mm (3.54 x 3.78 in) |
| • Environmental Limits | |
| Operating Temperature | Standard Models: 0 to 55°C (32 to 131°F) Wide Temp. Models: -40 to 85°C (-40 to 185°F) |
| Storage Temperature | -40 to 85°C (-40 to 185°F) |
| Ambient Relative Humidity | 5 to 95% (non-condensing) |
| • Standards and Certifications | |
| EMC | EN 55022/24, IEC 61000-6-2/6-4 |
| EMI | FCC Part 15 Subpart B Class A |
| EMS | IEC 61000-4-2 ESD: Contact 4kV; Air: 8kV 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 |
| Green Product | RoHS, CRoHS, WEEE |
| • MTBF (mean time between failures) | |
| Time | 403,631 hrs |
| Standard | Telcordia (Bellcore), GB |
| • Power Requirements | |
| Power Consumption | 153 mA @ 5 VDC |
| • Warranty | |
| Warranty Period | 5 years |
| Details | See www.moxa.com/warranty |

MOXA, Multiport Serial Boards
CB-108
Features and Benefits
- 921.6 kbps maximum baudrate for super fast data transmission
- On-chip H/W and S/W flow control
- Onboard Tx and Rx LED indicators for each port
- Widows, Windows CE 5.0/6.0, and Windows XP embedded operating systems supported
- Wide temperature model available for -40 to 85°C environments

