Our wide range of industrial grade PC/104 and PC/104 Plus serial cards is a popular choice for embedded applications requiring connections to multiple serial devices with high data throughput.

PC/104 bus, 2-port RS-422/485 module with 2 kV optical isolation

Serial Interface
– Comm. Controller 16C550C or compatible x 2
– Bus PC/104 bus
– Connector 20-pin box header
– DIP Switches I/O base address, Interrupt vector
– IRQ 3, 4, 5, 6, 7, 9, 10, 11, 12, 15 (shared for all ports)
– FIFO 64 bytes
– Max. No. of Boards per PC 8
– No. of Ports 2
– Serial Standards RS-422, RS-485
– 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, XON/XOFF
– Isolation 2 kV

Serial Signals
– RS-422 Tx+, Tx-, Rx+, Rx-, GND
– RS-485-4w Tx+, Tx-, Rx+, Rx-, GND
– RS-485-2w Data+, Data-, GND

Serial Software Features
– Windows Drivers DOS, Windows 95/98/ME/NT/2000, Windows XP/2003/Vista/2008/7/8/8.1/10 (x86/x64), Windows 2008 R2/2012/2012 R2/2016/2019 (x64), Windows Embedded CE 5.0/6.0, Windows XP Embedded
– Linux Drivers Linux kernel 2.4.x, Linux kernel 2.6.x
– UNIX Drivers FreeBSD 4.x, QNX 4, SCO UNIX, OpenServer

Power Parameters
– Input Current 190 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

Declaration
– Green Product RoHS, CRoHS, WEEE

MTBF
– Time 536,288 hrs
– Standards Telcordia (Bellcore), GB