PCI Express Digital I/O

The PEX-730 CR is a PCI Express x1 digital I/O board that combines 16 optically isolated digital inputs and 16 isolated open-collector outputs with 16 TTL-level inputs and 16 TTL-level outputs. Isolation is rated at 3750 Vrms, so field inputs can be floated to avoid ground loops and the host computer is protected from damaging voltages.The isolated outputs are NPN Darlington sink types with an integrated suppression diode for inductive loads, rated at 100 mA/+30 V per channel at 100% duty. They suit alarm and warning signalling, control of external circuits needing a higher voltage level, and general signal output control. The inputs support wet contact sensing from 9 to 24 V, and the internal power supply for dry-contact inputs is isolated to 3000 VDC.When more than one card is fitted in the same PC, the onboard 4-bit Card ID switch lets software identify each board. The PEX-730 CR is designed as a direct replacement for the PISO-730U and PISO-730A with no software or driver modifications required.ApplicationsFactory automationProduct testLaboratory automation

PEX-730A is a PCI Express x1 digital I/O board that combines 32 optically isolated channels (16 DI and 16 PNP source DO) with 32 TTL-level channels (16 DI and 16 DO). The isolated channels provide 3750 Vrms photo-isolation, so input signals can float free of the ground reference, which helps prevent ground loops and protects the host computer from damaging voltages.The isolated digital outputs are PNP (current sourcing) with an integrated suppression diode for inductive loads, which suits alarm and signal output control, switching external circuits that need a higher voltage level, and signal transmission. The order code includes one CA-4002 D-Sub connector for field wiring.A 4-bit Card ID switch lets software identify each board when two or more cards are installed in one computer. The PEX-730A is designed as a direct replacement for the PISO-730U/PISO-730A and needs no software or driver modification.ApplicationsFactory automationProduct testLaboratory automation

The PEX-C64 is a PCI Express x1 digital output board that gives a host PC 64 optically isolated channels for driving field logic and loads. Each channel uses a Darlington transistor output with an integrated suppression diode for inductive loads, and the isolation rated at 3750 Vrms keeps the computer separated from ground loops and voltage spikes on the field side.Engineers choose this board for factory automation, product test and laboratory automation where a dense block of sink-type outputs is needed in a single slot. Outputs are arranged into four isolated banks when four isolated external power supplies are used. An onboard 4-bit Card ID switch makes individual boards easy to identify in software when two or more cards are installed in the same computer.The PEX-C64 is designed as a drop-in replacement for the PISO-C64U, with no modification required to existing software or driver. This ordering code includes one CA-4037B cable and two CA-4002 D-Sub connectors.ApplicationsFactory automationProduct testLaboratory automation

PEX-D144LS is a PCI Express x1 digital I/O board that provides 144 TTL-level lines, grouped into eighteen 8-bit bidirectional ports. The ports are arranged in sets of three (Port A, Port B and Port C), and every port starts as an input at power-up or after a reset.The board uses a high-density connector to save space inside the computer. An onboard Card ID switch lets software tell boards apart when two or more are installed in the same PC. Pull-high/pull-low jumpers allow each DI channel to be set to a defined state instead of floating when a line is disconnected or interrupted.Driver support covers Linux, DOS and Windows, with a DLL and ActiveX control. Sample programs are included for C/C++, Delphi, Visual Basic, C#.NET, Visual Basic.NET and LabVIEW, which helps engineers get a custom application running quickly. Choose the PEX-D144LS CR when you need a PCIe option with pull-high/low DI jumpers and a SCSI II connector.ApplicationsPC-based digital I/O monitoring and controlData acquisition systems using PCI ExpressMulti-board installations in a single computer

The PEX-D24 is a PCI Express x1 digital I/O board providing 24 buffered TTL input/output lines. The lines are organised as three 8-bit bidirectional ports, and the board emulates two industrial-standard 8255 PPI ports in Mode 0, so existing 8255-style programming carries over.It is designed as a direct replacement for the PIO-D24 and PIO-D24U series, requiring no changes to software or drivers. Input/output response is approximately 2 μs (500 kHz maximum), and the digital outputs offer higher driving capability, with sink of 64 mA at 0.8 V and source of 32 mA at 2.0 V.A 4-bit Card ID, set by an SMD switch, lets software identify each board when two or more are installed in the same computer. Four interrupt sources are also provided for event-driven designs.ApplicationsUpgrading existing PIO-D24 or PIO-D24U installations to PCI ExpressDigital I/O on PCs where several DAQ boards must be told apart in software

PEX-D48 CR is a PCI Express x1 digital I/O board providing 48 buffered TTL input/output lines. The lines are grouped into six 8-bit bi-directional ports (PA, PB and PC), and port C can be split into two 4-bit segments. All ports power up in input mode or after a reset.The board is designed as a direct replacement for the PIO-D48, PIO-D48U and PIO-D48SU series, so existing software and drivers can be retained without modification. It emulates two industrial-standard 8255 PPI ports in Mode 0, with a digital I/O response time of approximately 2 μs (500 kHz maximum).An onboard 4-bit Card ID, set by SMD switch, makes individual boards easy to identify when two or more are installed in the same computer. Pull-high and pull-low jumpers let the digital input state be predefined if channels are disconnected or a line is broken.ApplicationsPC-based digital I/O and machine controlReplacement or upgrade of existing PIO-D48 series installations

PEX-D56 CR adds 56 buffered TTL digital input/output lines to a PC through a PCI Express x1 slot. The board emulates two industrial-standard 8255 PPI ports in Mode 0 and presents its lines as three 8-bit bidirectional ports, with a female DB37 connector and two 20-pin box headers for field wiring.It is designed as a direct replacement for the PIO-D56 and PIO-D56U series, so existing software and drivers do not need to be modified. A 4-bit Card ID set by SMD switch lets software identify individual boards when two or more cards are installed in the same computer.Digital I/O response is approximately 2 μs (500 kHz maximum). The digital outputs offer higher driving capability, rated at 64 mA sink and 32 mA source on CON3. The board operates from 0 to +60 °C.ApplicationsDigital I/O control and monitoring in PC-based systemsUpgrading or extending PIO-D56 and PIO-D56U installationsMulti-board systems where individual cards must be identified in software

The PEX-D64 is a PCI Express x1 card that adds 32 digital inputs and 32 digital outputs to a PC, all operating at 5 V/TTL levels. The I/O is organised as two 16-bit input ports and two 16-bit output ports, so it suits engineers who need a large number of simple logic signals on a single slot.Six 16-bit timer/counter channels, clocked from an internal 4 MHz reference, add timing capability. Three channels are general purpose for frequency measurement, event counting and pulse generation, while the other three are dedicated to interrupt functions. A 4-bit Card ID switch lets software identify each board when two or more PEX-D64 cards are installed in one computer.Driver support covers Linux, DOS and Windows, with a DLL and ActiveX control. Sample programs are provided for Turbo C++, Borland C++, Microsoft Visual C++, Borland Delphi, Borland C++ Builder, Visual Basic, C#.NET, Visual Basic.NET and LabVIEW, which helps shorten application development.ApplicationsFrequency measurementEvent countingPulse generationInterrupt-driven digital I/O in PC-based systemsMulti-card digital I/O installations

PEX-D96S is a PCI Express digital I/O board for PC-based control and monitoring. It provides 96 buffered 5 V/CMOS lines organised as twelve 8-bit bi-directional ports. The lines are grouped in threes as Port A, Port B and Port C, and every port powers up or resets as an input.A single high-density SCSI II 100-pin connector keeps the bracket footprint small, which helps where slot space is limited. The onboard 4-bit Card ID switch lets software tell boards apart when two or more are installed in the same computer. The DI pull-high and pull-low jumpers set a defined state for input channels that are disconnected or interrupted, rather than leaving them floating.Driver support covers Linux, DOS and Windows, with a DLL and ActiveX control. Sample programs are provided for a range of development environments, including Visual C++, Visual Basic, C#.NET and LabVIEW, to help shorten application development.ApplicationsPC-based digital I/O and controlMulti-board data acquisition systems in a single computer

PEX-P16POR16i is a PCI Express x1 digital I/O card that adds 16 isolated digital input channels and 16 PhotoMOS relay output channels to a host PC. Both banks use optical coupling, so field signals stay electrically separated from the computer. The input channels are rated for 2000 VDC isolation, which allows floating input signals to break ground loops, absorb voltage spikes and protect the host from damaging voltages.The digital inputs accept AC or DC signals from 5 to 24 V and can be configured with a selectable DC filter or an AC input filter. The PhotoMOS relay outputs are suited to controlling a circuit from a low-power signal, or to switching several circuits from one signal, with no contact bounce or sparking. A 4-bit Card ID switch on the board lets software tell cards apart when two or more are installed in one computer.Software support covers Linux, DOS and Windows, with a DLL, ActiveX control and sample programs for a range of C, C++, Visual Basic, C#.NET and LabVIEW environments. The package includes one CA-4037W cable and two CA-4002 D-Sub connectors.ApplicationsControlling the ON/OFF state of external devicesDriving external relays or small power switchesActivating alarms and contact closureSensing external voltages or switches

The PEX-P16R16i CR is a PCI Express x1 digital I/O board that pairs 16 isolated digital inputs with 16 relay outputs. Each input is photocoupler isolated to 3750 Vrms, so field signals can float and ground loops are avoided. The relays suit switching external devices on and off, driving external relays or small power switches, and activating alarms.The board is intended as an easy replacement for the PISO-P16R16U, with no changes needed to the software or driver. The digital inputs accept AC or DC signals from 5 to 24 V and can be used with sink or source wiring. A selectable DC input filter and an AC input filter are available, and a 4-bit Card ID set by an SMD switch helps identify boards in multi-card systems.The relay bank provides eight SPDT and eight SPST contacts rated AC 120 V at 0.5 A or DC 24 V at 1 A. The package includes one CA-4037W cable and two CA-4002 D-Sub connectors. The board operates from 0 to +60°C.ApplicationsSwitching ON/OFF state of external devicesDriving external relays or small power switchesActivating alarmsReplacing PISO-P16R16U boards in existing PCI-based systems

The PEX-P32A32 is a PCI Express digital I/O board for PC-based control and data acquisition. It provides 32 optically isolated digital inputs and 32 optically isolated digital outputs, grouped into four isolated banks, which helps break ground loops and shields the host computer from voltage spikes.Each input channel is a photocoupler input that can use either the board's internal isolated supply or an external supply, selected by jumper. The outputs are PNP current-sourcing channels with an integrated suppression diode for inductive loads, and they require an external power source. An onboard 4-bit Card ID switch lets software identify the board when two or more cards are installed in the same computer.The board is a direct replacement for the PISO-P32A32U series, so existing software and drivers can be retained. The ordering code includes one CA-4037B cable and two CA-4002 D-Sub connectors.ApplicationsFactory automationProduct testLaboratory automation

PEX-P32C32 CR is a PCI Express x1 digital I/O board that pairs 32 optically isolated digital inputs with 32 optically isolated digital outputs, arranged in four isolated banks. It suits engineers who need to read dry or wet contacts and switch sink-type loads from a host PC while keeping the computer electrically separated from field wiring.Each input channel uses a photocoupler and can be set by jumper to use either an internal isolated supply for dry-contact sensing or an external supply for wet signals. The outputs are NPN open-collector sinks rated at 100 mA per channel at +30 V, and output status can be read back at register level. An onboard 4-bit Card ID switch lets software identify the board when two or more cards are installed in the same computer.Suited to factory automation, product test and laboratory automation applications.ApplicationsFactory automationProduct testLaboratory automation

PEX-P64 is a PCI Express x1 digital input board offering 64 optically isolated channels. Each channel accepts dry-contact or wet-contact signals, and the DI power source can be set by jumper to the onboard isolated DC/DC converter or to an external supply.The channels can be grouped into four isolated banks when four isolated external supplies are used: channels 0 to 15 for bank A, 16 to 31 for bank B, 32 to 47 for bank C and 48 to 63 for bank D. The photocouplers provide 3750 Vrms isolation, which removes ground loop problems and protects the host computer from voltage spikes on field lines.This CR variant ships with one CA-4037B cable and two CA-4002 D-Sub connectors. A Card ID switch lets software identify the board when two or more cards are installed in the same computer. The board is designed as a direct replacement for the PISO-P64U without changes to software or driver.ApplicationsFactory automationProduct testLaboratory automation

PEX-P64-24V is a PCI Express x1 board that adds 64 optically isolated digital input channels to a host PC. Each channel accepts dry-contact or wet (external voltage) signals, and the input power source can be chosen by jumper, so the board suits both switch-based sensing and signals from powered field devices.For dry-contact inputs, the board uses an onboard isolated DC/DC converter rated at 3000 VDC. The channels can be split into four isolated banks of 16 when four isolated external supplies are used, which helps separate field circuits from one another. The photocouplers provide 3750 Vrms isolation, which removes ground loop issues and protects the host computer from voltage spikes on the field side.An onboard Card ID switch allows the board to be identified in software when two or more cards are installed in the same computer. The board is designed as a direct replacement for the PISO-P64U without changes to existing software or drivers. The ordering code includes one CA-4037B cable and two CA-4002 D-Sub connectors.ApplicationsFactory automationProduct testLaboratory automation

The PEX-P8POR8i is a PCI Express x1 digital I/O board that pairs eight photocoupler-isolated digital inputs with eight PhotoMOS relay outputs. Isolation between the field wiring and the host PC helps to suppress ground loops, block voltage spikes and protect the computer from damaging voltages, making the board suitable for switching and sensing tasks on noisy or mixed-voltage installations.The digital inputs accept AC or DC signals from 5 to 24 V and offer a selectable DC signal input filter. The PhotoMOS relay outputs are rated for loads up to 300 V (AC peak or DC) and 130 mA, with a typical release time of 0.05 ms, no contact bounce and no sparking. Output status can be read back at register level. An on-board 4-bit Card ID switch lets software identify each board when two or more cards are fitted in one computer.Driver support covers Linux, DOS and Windows, with a DLL and ActiveX control together with sample programs for a range of C, C++, Delphi, Visual Basic, C#.NET and LabVIEW environments. The ordering code includes one CA-4002 D-Sub connector.ApplicationsControlling the ON/OFF state of external devicesDriving external relays or small power switchesActivating alarmsContact closureSensing external voltages or switches

The PEX-P8R8i is a PCI Express x1 digital I/O board that combines eight photocoupler-isolated digital inputs with eight relay outputs on one card. Each input is isolated to 3750 Vrms and can be floated, which helps prevent ground loops between field wiring and the host PC.Engineers moving from the PISO-P16R16U will find it a direct swap, as no changes to the software or driver are required. The inputs accept AC or DC signals from 5 to 24 V and offer a selectable DC signal filter. The relays, configured as four SPDT and four SPST contacts, suit switching external devices, driving small power switches or activating alarms.The order includes one CA-4002 D-Sub connector for the female DB37 port. A 4-bit Card ID set by an SMD switch allows individual boards to be identified in a multi-card system. The rated operating temperature is 0 ~ +60°C.ApplicationsControlling the ON/OFF state of external devicesDriving external relays or small power switchesActivating alarmsReplacing PISO-P16R16U boards in existing PCI-based systems

The PEX-TMC12A is a PCI Express x1 board for engineers who need counting, timing and frequency measurement alongside general-purpose digital I/O in a single card. It provides twelve independent 16-bit timers/counters, built from four 82C54-compatible chips, and 16 TTL digital inputs and 16 TTL digital outputs.Two onboard clock sources, 8 M/1.6 M and 0.8 M/80 K, are selected by jumper and give the timers a high-resolution reference. Timers can be cascaded to 32 or 48 bits, and each gate input can take an external signal or the output of another channel. A Card ID switch lets software identify the board when two or more cards are fitted in the same computer.The card is intended as a direct swap for the PCI-TMC12A series, so existing software and drivers should not need modification. This ordering code, PEX-TMC12A CR, includes one CA-4002 D-Sub connector.ApplicationsPulse, event and switch-toggle countingFrequency readings and elapsed time measurementPulse-width measurementPWM output and pulse (square wave) generationRate generation for industrial and laboratory applications