CP-138E-A-I W/O CABLE - 8-port RS-422/485 PCI Express card with 4 kV overvoltage protection

8-port RS-422/485 PCI Express card with 4 kV overvoltage protection, 2 kV electrical insulation, 0 to 55°C operating temperature

Serial interface
- Comm. Controller: 16C550C compatible
- Bus: PCI Express 1.0
- Connector: DB78 socket
- FIFO: 128 bytes
- Max. Number of boards per PC: 8
- Number of ports: 8
- Serial standards: RS-422; RS-485
- Baud rate: 50 bps to 921.6 kbps (supports non-standardised baud rates)
- 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-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
- RS-422: Tx+, Tx-, Rx+, Rx-, GND
- RS-485-4w: Tx+, Tx-, Rx+, Rx-, GND
- RS-485-2w: Data+, Data-, GND

DIP switchconfiguration
- Serial interface: RS-422; RS-485

Serial software functions
- Windows driver:
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

Performance parameters
- Input current: 2.356 mA @ 3.3 VDC

Physical Characteristics
- Dimensions: 107 x 136.9 mm (4.21 x 5.39 inches)
- Weight: 139.7 g (0.31 lb)

LED Interface
- LED Indicators: Built-in Tx and Rx LEDs for each port

Environmental Conditions
- Operating Temperature: 0 to 55°C (32 to 131°F)
- Storage Temperature (including packaging): -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: 390.883 hours; 221,331 hours
- Standards: Telcordia (Bellcore) Standard TR/SR