DAQ Boards

The A-626 CR is an ISA bus data acquisition board for PC-based control systems that need six 12-bit analogue outputs alongside 16 digital inputs and 16 digital outputs. Each D/A channel can be set to a voltage range of 0 ~ 5 V, 0 ~ 10 V, ±5 V or ±10 V, or to a 4 ~ 20 mA sink current output.Why choose this model: It suits engineers building analogue control and test rigs on legacy ISA-based PCs. The on-board BB Ref-01 reference chip is included to reduce thermal drift of the reference voltage. The board connects directly to DB-16P, DB-16R, DB-24PR, DN-20 and DN-37 wiring accessories, and this ordering code includes one CA-4002 D-Sub connector.Driver support covers Linux, DOS, Windows 98/NT/2000 and 32-bit Windows XP/Vista/7, with a DLL and ActiveX control plus sample programs for several development environments, including LabVIEW and Visual Basic. The A-726 is designed to be fully compatible with the A-626.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT and frequency analysisTransient analysisProduction testProcess control

The A-626/S CR is an ISA bus data acquisition board for PC-based control that provides six 12-bit analogue output channels alongside 16 digital inputs and 16 digital outputs. Each D/A channel can be set by jumper to a voltage range of ±10 V, ±5 V, 0 ~ 5 V or 0 ~ 10 V, or to a 4 ~ 20 mA current sink output, so one card can suit a mix of actuators and control inputs.Its on-board BB Ref-01 reference chip is included to reduce thermal drift of the reference voltage. The card works with internal reference voltages of -5 V and -10 V, or an external reference of up to ±10 V AC or DC, and it supports IRQ levels from IRQ3 to IRQ15. It connects directly to DB-16P, DB-16R, DB-24PR, DN-20 and DN-37 wiring boards.Software support covers Linux, DOS, Windows 98/NT/2000 and 32-bit Windows XP/Vista/7. A DLL and ActiveX control are provided, with sample programs for Turbo C++, Borland C++, Microsoft C++, Visual C++, Borland Delphi, Borland C++ Builder, Visual Basic and LabVIEW. The A-726 is a newer generation card designed to be fully compatible with the A-626, while the A-628 offers 8 AO channels.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT and frequency analysisTransient analysisProduction testProcess control

The A-726 CR is an ISA bus data acquisition card for engineers who need six 12-bit analogue outputs alongside 16 TTL digital inputs and 16 TTL digital outputs in a single PC slot. It is designed to be fully compatible with the A-626, so it can be used as a like-for-like option in existing ISA-based systems.Each D/A channel can be set individually by jumper to one of several output ranges: ±10 V, ±5 V, 0 ~ 5 V, 0 ~ 10 V, or 4 ~ 20 mA (sink). The reference circuit can use an internal -5 V or -10 V source, or an external reference of up to ±10 V, AC or DC. An on-board reference device is included to limit reference voltage drift with temperature.Software support covers DLL and ActiveX control, with sample programs for Turbo C++, Borland C++, Microsoft Visual C++, Borland Delphi, Borland C++ Builder, Visual Basic and LabVIEW. Driver support is listed for Linux, DOS, Windows 98/NT/2000 and 32-bit Windows XP/Vista/7.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT and frequency analysisTransient analysisProduction testProcess control

The A-812PG is an ISA bus multifunction board for PC/AT compatible computers. It combines 16 single-ended 12-bit analogue inputs, two 12-bit analogue outputs, 16 digital inputs and 16 digital outputs on one card, so engineers can handle acquisition, voltage output and TTL-level digital I/O in a single slot.Analogue inputs sample at up to 62.5 kS/s with software programmable gain of 1, 2, 4, 8 and 16. Acquisition can be started by software, pacer, external or event triggers, and data can be moved by polling, interrupt or DMA. A timer/counter channel is also included.The A-812PG CR is the RoHS-labelled ordering option of this board. Listed certifications are CE, UKCA, FCC, RoHS and WEEE, and the operating temperature range is 0 ~ +60 °C.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT and frequency analysisTransient analysisProduction testProcess control

The A-821PGH CR is a 12-bit multifunction data acquisition board for PC/AT compatible computers with an ISA bus. It combines a fast analogue input stage, a single analogue output channel and TTL-level digital I/O on one card, which suits engineers who need signal capture and simple control from a single slot.The analogue inputs can be configured as 16 single-ended or 8 differential channels, sampling at up to 45 kS/s. The PGH version offers software-programmable gains of 1, 10, 100 and 1000, with input ranges of ±5 V, ±0.5 V, ±0.05 V and ±0.005 V. Triggering is available by software or pacer, with data transfer by polling or interrupt. A 16-bit timer/counter channel is also provided.Connection is through a 37-pin D-Sub connector, and the CA-4002 D-Sub connector is included with this ordering code. The board is rated for an operating temperature of 0 ~ +60°C and carries CE, UKCA, FCC and WEEE marks.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT & frequency analysisTransient analysisProduction testProcess control

The A-821PGH/S CR is a 12-bit multifunction data acquisition board for PC/AT compatible computers with an ISA bus. It combines 16 single-ended or 8 differential analogue inputs with one 12-bit analogue output, 16 digital inputs and 16 digital outputs, and a 16-bit timer/counter channel, all on one board.The analogue inputs sample at up to 45 kS/s and support software, pacer, external and event triggering. Data can be transferred by polling, interrupt or DMA, which suits both simple monitoring and time-critical acquisition. The A-821PGH variant of this series offers software-programmable gains of 1, 10, 100 and 1000.This ordering code is supplied with a DB-8225 terminal board and a CA-3710 D-Sub cable, rather than the CA-4002 D-Sub connector listed for the base A-821PGH. The board carries CE, UKCA, FCC and WEEE marks and operates from 0 ~ +60 °C.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT & frequency analysisTransient analysisProduction testProcess control

The A-821PGL is a 12-bit ISA bus multifunction board for engineers who need analogue acquisition, analogue output and digital I/O in a single PC expansion card. It provides 16 single-ended or 8 differential analogue inputs sampling at up to 45 kS/s, making it suited to signal analysis and transient capture.The low gain version offers software programmable gains of 1, 2, 4 and 8 for the analogue input channels. Several trigger sources are available, including software, pacer, external and event triggers, and data can be moved by polling, interrupt or DMA. The board also includes an analogue output with 0 ~ 5 V and 0 ~ 10 V ranges, along with 16 digital inputs and 16 digital outputs at 5 V/TTL levels and one 16-bit timer/counter channel.This ordering code includes one CA-4002 D-Sub connector for field wiring. The board is specified for an operating temperature of 0 ~ +60 °C.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT and frequency analysisTransient analysisProduction testProcess control

The A-821PGL/S CR is a 12-bit multifunction data acquisition board for PC/AT compatible computers with an ISA bus. It combines 16 single-ended or 8 differential analogue inputs, an analogue output with 0 ~ 5 V and 0 ~ 10 V ranges, and 16 digital inputs and 16 digital outputs on a single card, which suits engineers who need mixed analogue and digital I/O in one PC slot.The A-821PGL version provides software programmable gains of 1, 2, 4 and 8 on the analogue inputs, with a maximum sampling rate of 45 kS/s. Several trigger modes (software, pacer, external and event) and data transfer modes (polling, interrupt and DMA) allow the acquisition to be matched to the timing needs of the application.The listing for this ordering code includes a DB-8225 terminal board and a CA-3710 D-Sub cable, giving a ready-to-wire option for connecting field signals to the board.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT & frequency analysisTransient analysisProduction testProcess control

A-823PGH CR is a 12-bit multifunction analogue and digital I/O board for PC/AT compatible computers with an ISA bus. It combines a 16-channel analogue input section, two analogue output channels, and 16 digital inputs and 16 digital outputs on a single card, which suits engineers who need mixed signal acquisition and control in one slot.The analogue inputs can be configured as 16 single-ended or 8 differential channels, and the A-823PGH variant offers a high programmable gain set from 0.5 to 1000. Acquisition supports software, pacer, external and event triggering, with data transfer by polling, interrupt or DMA. DMA level (1 or 3) and interrupt line (between 3 and 15) are set by jumper.The board ships with one CA-4002 D-Sub connector and uses a 37-pin D-Sub connector on the card. It is listed with CE, UKCA, RoHS and WEEE certification.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT & frequency analysisTransient analysisProduction testProcess control

A-823PGH/S is a PC/AT compatible ISA bus data acquisition board that combines analogue input, analogue output and digital I/O on a single card. It suits engineers who need to capture fast analogue signals and control or monitor digital lines from one slot.The analogue inputs can be configured as 16 single-ended or 8 differential channels, with 12-bit resolution and a maximum sampling rate of 125 kS/s. The PGH variant offers software-programmable gains of 0.5, 1, 5, 10, 50, 100, 500 and 1000. Two 12-bit analogue output channels support several voltage ranges, including unipolar and bipolar settings with an external reference option.Acquisition can be started by software, pacer, external or event triggers, and data can be moved by polling, interrupt or DMA. The board also provides 16 DI and 16 DO channels, with a 37-pin D-Sub connector for field wiring.ApplicationsSignal analysisIndustrial automationLaboratory automationSensor interfaceFFT and frequency analysisTransient analysisProduction testProcess control

The DIO-48 CR is an ISA bus digital I/O board that gives a PC 48 bi-directional 5 V/TTL channels. The lines are grouped into six 8-bit bi-directional ports, and each port's direction is programmable under software control, so the board can be set up for a mix of inputs and outputs.Every I/O line is buffered on the board, which provides higher driving capability. Pull-up or pull-down resistors on the I/O lines keep an unconnected digital input at a defined high or low level instead of letting it float. The board emulates two industrial-standard 8255 PPI ports in mode 0, which helps when porting existing 8255-based code.Timing resources include a 32-bit programmable internal timer and a 16-bit event counter, with four interrupt sources. The board supports daughter boards from the DB-24 and DB-16 families as well as OPTO-22 compatible daughter boards.ApplicationsDigital I/O expansion in ISA bus PCsSwitching and sensing 5 V/TTL logic signalsTiming and event counting alongside digital I/O

ISA Bus, 32-ch DI, 32-ch DO, 3x Timer/Counter Board.

ISA Bus, 32-ch DI, 32-ch DO, 6x Timer/Counter Board.

The ISO-813 CR is an ISA bus data acquisition board for PC/AT compatible computers. It provides 32 single-ended analogue input channels with a 12-bit A/D converter, and its 3000 Vrms isolation makes it suited to electrically demanding industrial installations.Engineers will find the board useful for voltage measurement across a range of bipolar and unipolar input spans, with programmable gain and software-triggered acquisition using polling data transfer. It is backward compatible with the 813 family, which may simplify migration of existing software.Typical uses include programmable voltage sources, programmable current sinks, harsh environment operation and process control.The ordering code ISO-813 CR is listed as phased out. The similar ISO-813/S is noted in the source data for reference.ApplicationsProgrammable voltage sourceProgrammable current sinkHarsh environment operationProcess control

The ISO-813/S CR is a bus-type, isolated 12-bit analogue input board for PC/AT compatible computers. It provides 32 single-ended channels, programmable gain and software-triggered polled acquisition, making it suited to engineers adding isolated analogue measurement to an ISA-based system.Isolation is rated at 3000 Vrms through a built-in DC/DC converter, which protects the host computer from the signal side in electrically noisy or demanding environments. Input ranges run from ±10 V down to ±0.625 V bipolar and 0 ~ 10 V down to 0 ~ 0.3125 V unipolar, with gains from 0.5 to 16. The board is backward compatible with the 813 family.This /S variant is supplied with a DB-8325 terminal board and a CA-3710 D-Sub cable, according to the price list. Operating temperature is 0 ~ +60 °C, with storage between -20 and +70 °C and humidity of 5 to 85% RH, non-condensing.ApplicationsProgrammable voltage sourceProgrammable current sinkHarsh environment operationProcess control

The ISO-AD32L is a bus-type isolated 12-bit A/D board for PC/AT compatible computers. It offers 32 single-ended or 16 differential analogue input channels, with a maximum sampling rate of 200 kS/s. The low-gain (L) version suits engineers who need isolated multi-channel acquisition in a single ISA slot.An on-board 1024-sample FIFO supports gap-free A/D conversion, quoted at 200 kS/s for a single channel and 100 kS/s when scanning channels. Channel selection, gain, input type and operating mode are set in software, so board parameters can be changed without hardware adjustment. The board uses polled data transfer.Isolation is provided by a built-in DC/DC converter rated at 1000 VDC, with 5000 Vrms photo-isolation protection and inputs that tolerate up to 500 Vrms common-mode voltage. The CA-4002 D-Sub connector is included with the board.ApplicationsData acquisitionWaveform analysisHarsh environment operationSignal isolation

ISO-AD32L/S is a bus-type isolated 12-bit analogue input board for PC/AT compatible computers with an ISA slot. It offers 32 single-ended or 16 differential channels, a maximum sampling rate of 200 kS/s and an on-board 1024-sample FIFO that supports gap-free conversion.Channel selection, gain, input type and operating mode are all set in software, so the board suits engineers who need to scan channels with automatic gain control rather than rewire inputs. The built-in DC/DC converter provides 1000 VDC isolation, and the inputs tolerate up to 500 Vrms of common-mode voltage, which makes the board relevant to signal isolation in noisy or harsh environments.This variant ships with a DN-37 terminal board and a CA-3710 D-Sub cable, so it is ready to wire to field signals. The board carries CE, UKCA, FCC and WEEE marks and is rated for 0 ~ +60 °C operation.ApplicationsData acquisitionWaveform analysisHarsh environment operationSignal isolation

The ISO-C64 CR is an ISA bus digital output board that gives a PC 64 isolated open-collector channels, split across four isolated banks (groups A, B, C and D). It is intended for driving field logic signals while keeping the host computer protected from damaging voltages and free of ground-loop problems.Each output uses a Darlington transistor with an integral suppression diode, which suits switching inductive loads. The output port requires an external power supply. The board is supplied with one CA-4037W cable and two CA-4002 D-Sub connectors, so it can be connected to field wiring straight away.Choose this variant when you need high channel density with galvanic separation on an ISA-based system. The board is CE, UKCA, RoHS and WEEE certified. The related ISO-P64 and ISO-P32C32 are available if a different interface or channel count is required.ApplicationsFactory automationProduct testLaboratory automation

The ISO-DA16 CR is a 16-channel, 14-bit analogue output board for PC/AT compatible computers with an ISA bus. Each output has its own converter and optical isolation rated for up to 2500 Vrms common-mode voltage, which suits programmable voltage sources and programmable current sinks in process control and harsh environments.Output type (unipolar or bipolar) and range can be set in software across 0 ~ 5 V, ±5 V, 0 ~ 10 V and ±10 V. Each converter also provides a 4 ~ 20 mA current sink to ground, and the outputs use double-buffered D/A latches with command set programming.The board is jumperless and trimless. Calibration is carried out under software control with the data held in EEPROM, and the power-on value of each output can be pre-defined and stored on board. This ordering code includes one CA-4002 D-Sub connector.ApplicationsProgrammable voltage sourceProgrammable current sinkHarsh environment operationProcess control

ISO-DA16/S CR is an ISA bus card that provides 16 isolated, double-buffered analogue outputs for PC/AT compatible computers. Each channel can be configured in software as a voltage output or a current sink, so one board can serve as a programmable voltage source or a programmable current sink in the same system.Isolation is provided by a built-in DC/DC converter rated at 3000 VDC, together with 2500 VDC photo-isolation. Output type (unipolar or bipolar) and range (0 ~ 5 V, ±5 V, 0 ~ 10 V or ±10 V) are set in software, and calibration is also performed in software with the data held in EEPROM, so no trimpots or jumpers need adjusting.The board also includes 16 digital inputs, 16 digital outputs at 5 V/TTL levels and three 16-bit timer/counter channels. It is supplied with a DN-37 terminal board and a CA-3710 D-Sub cable. Engineers working on process control or harsh-environment installations within the 0 ~ +60 °C operating range will find the board suited to these tasks.ApplicationsProgrammable voltage sourceProgrammable current sinkHarsh environment operationProcess control

The ISO-DA8 CR is an ISA bus analogue output card for PC/AT compatible computers. It provides eight 14-bit channels with optical isolation rated for up to 2500 VDC common-mode voltage, so it suits programmable source and loop-driving tasks where field wiring must be kept apart from the PC.Each channel can be configured in software as a voltage output or a 4 ~ 20 mA current sink. Output type (unipolar or bipolar) and range, covering 0 ~ 5 V, ±5 V, 0 ~ 10 V and ±10 V, are set by software. The card uses a double-buffered D/A latch and a command set for programming, and its calibration is performed in software with data stored in EEPROM, so there are no jumpers or trimpots to adjust.The board also provides 16 digital inputs and 16 digital outputs at 5 V/TTL levels, plus three 16-bit timer/counter channels. A power-on value for each output can be predefined and held in the on-board EEPROM. A CA-4002 D-Sub connector is included, and the card draws 800 mA from +5 V with an operating range of 0 ~ +60°C.ApplicationsProgrammable voltage sourceProgrammable current sinkHarsh environment operationProcess control

The ISO-DA8/S CR is an isolated analog output card for PC/AT compatible computers, providing eight 14-bit channels that can drive voltage or current loads. Each channel has its own converter with built-in DC/DC isolation, which suits engineers who need to keep control outputs electrically separated from the host PC.Output type and range are set in software, so unipolar or bipolar operation and the 0 ~ 5 V, ±5 V, 0 ~ 10 V or ±10 V ranges can be changed without hardware adjustment. The board is jumperless and trimless, and calibration is performed in software with the data held in EEPROM. The power-on output value can also be defined and stored on board, which helps when outputs must start from a known state.The card also provides 16 digital inputs, 16 digital outputs and three 16-bit timer/counter channels, all at 5 V/TTL levels. This ordering code is supplied with a DN-37 Terminal Board and a CA-3710 D-Sub cable, rather than the CA-4002 D-Sub connector listed for the ISO-DA8 CR.ApplicationsProgrammable voltage sourceProgrammable current sinkHarsh environment operationProcess control

The ISO-P32C32 CR is an ISA bus digital I/O board for PC-based control and test work, providing 32 isolated digital inputs and 32 isolated digital outputs. The inputs use photo-coupler circuits and can be powered internally through the built-in DC/DC converter or from an external supply, selected by jumper. The outputs use Darlington transistors with an integral suppression diode for inductive loads.The board isolates the host PC from field logic signals, which helps prevent ground-loop problems and protects the computer from damaging voltages. Channels 0 to 15 and 16 to 31 form separate isolated input groups, and the outputs are arranged in two further isolated groups. Interrupt handling is supported, with channel 0 and channel 16 as interrupt sources.This ordering code includes one CA-4037W cable and two CA-4002 D-Sub connectors, so the board can be wired to field signals straight away. Each D-Sub connector carries 16 input and 16 output channels. The output port requires an external power supply.ApplicationsFactory AutomationProduct TestLaboratory Automation

The ISO-P32S32W CR is an ISA bus digital I/O card that gives a PC 32 optically isolated digital inputs and 32 isolated NPN open-collector outputs. Each input is isolated by a photocoupler, which keeps the host computer separated from field signals and protects it from voltages that could damage it.The outputs are current-sinking NPN transistors with an integral suppression diode for inductive loads. Output capability is split between 8 channels rated at 500 mA and 24 channels rated at 100 mA. External power is needed to drive the digital input and output ports, and the card has an onboard DC/DC converter. Two interrupt sources, channel 0 and channel 16, are available for event-driven handling.The card is intended for factory automation, product test and laboratory automation, where a PC needs to read switch and sensor states and drive loads through isolated, field-wired connections. The included CA-4037W cable and CA-4002 D-Sub connectors simplify field wiring.ApplicationsFactory AutomationProduct TestLaboratory Automation