CB-108 Series

The CB-108 PC/104-Plus modules come with 8 RS-232 ports, and can be used with PC/104-Plus CPU boards that accept the PC/104-Plus expansion interface. Optional DB9 and DB25 connection cables are available for connecting to serial devices, and versatile driver support makes the modules suitable for a wide range of applications. The CB-108 modules can be used on the PC/104-Plus (PCI) bus, and provide a reliable, high-performance solution for multiport serial communication.

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	CB-108: 0 to 55°C (32 to 131°F) CB-108-T: -40 to 85°C (-40 to 185°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
Safety	EN 60950-1, UL 60950-1
Vibration	IEC 60068-2-6
MTBF
Time	403,631 hrs
Standards	Telcordia (Bellcore), GB
Warranty
Warranty Period	5 years
Details	See www.moxa.com/warranty

Name		Type	Version	Release Date
CB-108 Series		Datasheet	1.0	15 March 2021

CB-108 Series

Product Feature

Serial Interface

Serial Signals

Power Parameters

Physical Characteristics

LED Interface

Environmental Limits

Standards and Certifications

MTBF

Warranty

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