Moxa’s commitment to being a reliable serial connectivity provider is reflected in our long-term commitment to serial products and service availability. Our PCI Express, Universal PCI and PCI serial cards are designed for industrial applications and include models that operate reliably over a wide temperature range.

4-Port RS-422/485 Low-Profile PCI Express x1 Serial Card with Overvoltage Protection and Electrical Isolation

Serial Interface
– Comm. Controller 16C550C compatible
– Bus PCI Express 1.0
– Connector DB44 female
– FIFO 128 bytes
– Max. No. of Boards per PC 8
– No. of Ports 4
– Serial Standards
RS-422
RS-485
– Baudrate 50 bps to 921.6 kbps (supports non-standard baudrates)
– 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
– Surge 4 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
Windows 95/98/ME/NT/2000, Windows XP/2003/Vista/2008/7/8/8.1/10/11 (x86/x64), Windows 2008 R2/2012/2012 R2/2016/2019 (x64)/2022, Windows Embedded CE 5.0/6.0, Windows XP Embedded
– Linux Drivers
Linux kernel 5.x
Linux kernel 4.x
Linux kernel 3.x
Linux kernel 2.6.x
Linux kernel 2.4.x
– UNIX Drivers
Solaris 10
UnixWare 7
SCO OpenServer 5
SCO OpenServer 6
– Arm®-based Platform Support Linux Kernel 5.x / 4.x

Power Parameters
– Input Current 3,414 mA @ 3.3 VDC

Physical Characteristics
– Dimensions 67.21 x 103 mm (2.65 x 4.06 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) -20 to 85°C (-4 to 185°F)
– Ambient Relative Humidity 5 to 95% (non-condensing)

Standards and Certifications
– EMC EN 55032/35
– EMI CISPR 32, FCC Part 15B Class B
– 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: 1 kV; Signal: 0.5 kV
IEC 61000-4-5 Surge: Power: 2 kV; Signal: 4 kV
IEC 61000-4-6 CS: 150 kHz to 80 MHz: 3 V/m; Signal: 3 V/m
IEC 61000-4-8 PFMF

Declaration
– Green Product RoHS, CRoHS, WEEE

MTBF
– Time 433,077 hrs
– Standards Telcordia (Bellcore) Standard TR/SR