PC 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

DB-12SSR is a daughter board that provides twelve AC solid-state relay outputs, each optically isolated from the control side. It plugs directly into an OPTO-22 compatible board, so engineers can add switched AC loads to an existing data acquisition setup without building a separate interface.Each channel shows its relay status on an LED, which helps with commissioning and fault finding. Field wiring is made on screw terminals. The board is supplied with the CA-5015 flat cable (50-pin, 1.5 m) for the connection to the host board.Relay operate time is specified at 1/2 cycle of the voltage sine wave, 1 ms maximum, and the solid-state design has no contact arcing or bounce. The board draws 400 mA at 5 V and is rated for an operating temperature of 0 ~ 60°C.ApplicationsOn/off controlEnergy managementTest automationProcess control

The DB-12SSR/D is a 12-channel AC solid-state relay daughter board for switching mains-level loads from a DAQ system. Each channel is a Form A SSR, and the board plugs directly into an OPTO-22 compatible board, so it can be added to an existing acquisition setup without custom wiring.Field wiring terminates on screw terminals, and an LED on each channel shows the relay state, which helps with commissioning and fault finding. Per the ordering information, this variant ships with a CA-3710 DB37 male-to-male cable (45º, 1 m) instead of the CA-5015 flat cable supplied with the base DB-12SSR.Typical uses include on/off switching, energy management, test automation and process control. The board operates from 0 to 60 °C and is stored between -20 and 70 °C, with humidity rated at 5 % to 90 % non-condensing.ApplicationsOn/off controlEnergy managementTest automationProcess control

The DB-16P16R CR is a daughter board that adds 16 isolated digital inputs and 16 Form A relay outputs to a compatible 37-pin digital I/O interface. It is designed to work with the PISO-P32C32 and ISO-P32C32 boards and with OPTO-22 compatible digital I/O boards such as DIO24, DIO48, DIO144, PIO-D144U, PIO-D96U and PIO-D48U.Each relay channel has an LED that lights when the relay is activated, which makes it easy to check switching state during commissioning and fault finding. Field wiring is made through screw terminals, and the board mounts on a DIN rail.This ordering code includes the CA-3710D cable, a 1 m DB37 male-to-male connector with a 180° configuration, for connecting the board to the host I/O card.16 isolated digital input channels16 Form A relay outputs, rated 250 VAC/30 VDC at 3 A or 5 AAccepts 37-pin connector for control of relays and inputsLED indication for each activated relayScrew terminals for field wiringSupply input +12 ~ 30 VDC, 0.20 A @ +24 V max.Operating temperature -25 ~ +75 °CApplicationsExpanding OPTO-22 compatible digital I/O systems with isolated inputs and relay outputsRelay switching controlled from PISO-P32C32 or ISO-P32C32 boardsPanel-mounted digital I/O in industrial control cabinets

The DB-16P8R/DIN CR is a DAQ daughter board that adds 16 optically isolated digital inputs and 8 relay outputs to compatible OPTO-22 style digital I/O boards. It suits engineers who need field contacts electrically separated from the host board, or who need to switch loads through Form C relays.Each input can be set by jumper for dry or wet contact operation. The relays are rated 250 VAC/5A and 30 VDC/5A, with an operate time of 10 ms and a release time of 5 ms. The DIN-rail version is supplied for mounting on a standard DIN rail.A 1.5 m, 50-pin flat cable (CA-5015) is included. The board is specified for an operating temperature of 0 ~ 60°C.ApplicationsIsolated digital input sensingTesting automation

The DB-24C/D CR provides 24 optically isolated digital outputs, arranged in four isolated banks, for switching loads from an OPTO-22 compatible board or other DAQ setup.Each channel uses an NPN open-collector output. Sixteen channels are rated at 100 mA and eight at 600 mA, both at 30 VDC. Isolation is 3750 Vrms, and typical response speed is 1 kHz. Output status is shown by LEDs, and field wiring is made through screw terminals.The board connects directly to OPTO-22 compatible boards and has an OPTO-22 compatible connector, a 37-pin D-sub connector and a 20-pin connector. This /D variant ships with the CA-3710 DB37 male-to-male cable (45°, 1 m), whereas the DB-24C CR is supplied with the CA-5015 50-pin flat cable (1.5 m). The board has an operating range of 0 ~ 60 °C.ApplicationsOn/off controlEnergy managementTest automationProcess control

24-ch Power Relay Board with DIN-rail Mounting (12V). Include: CA-3710 (DB37 Male to Male, 45º, 1M).

24-ch Relay Board with DIN-rail Mounting (12V). Include: CA-5015 (Flat Cable, 50-pin, 1.5 M).

The DB-24SSR provides 24 Form A solid-state relays on a single daughter board. Each relay is switched by a 5 V signal applied to its channel on the 50-pin header or the 37-pin D-sub connector, so it can be driven directly from a logic output without a mechanical contact.Relay outputs are rated at 4 A at 240 VAC. Because the board isolates the host computer from high-voltage loads and removes ground-loop problems, it suits field wiring of switched AC loads. Twenty-four LEDs show the status of each relay, and screw terminals simplify wiring. Since the 37-pin D-sub connector accepts TTL outputs from other boards, the DB-24SSR can also serve as a general-purpose solid-state relay output board.24 Form A (normally open) solid-state relay channelsRated 4 A at 240 VAC, 0.4 A @ +5 V maximum consumptionSupplied with CA-5015 flat cable, 50-pin, 1.5 mDimensions 130 mm x 220 mm x 32 mm (W x L x H)ApplicationsOn/off controlEnergy managementTest automationProcess control

The DB-32R CR is a 32-channel Form A signal relay board that accepts a 37-pin connector to control 32 relays. It is intended for use with the PISO-C64 and ISO-C64, giving those modules a bank of relay switching channels on a DIN-rail mounted board.Each Form A relay is rated 250 VAC/30 VDC at 3 A for 100,000 operations minimum at 10 operations per minute, or 5 A for 6,000 operations minimum under the same conditions. Operate and release times are 10 ms typical, and the board is powered from +12 ~ 30 VDC, drawing 0.25 A at +24 V maximum.Suited to engineers who need relay outputs alongside a PISO-C64 or ISO-C64 setupOperating range of -25 ~ +75 °C with storage from -30 ~ +80 °CHumidity tolerance of 10% ~ 90%, non-condensingSupplied with the CA-3710D DB37 male to male cable, 180º, 1 mApplicationsRelay switching expansion for PISO-C64 and ISO-C64 systems

The DB-37 CR is a screw terminal breakout board for connecting field wiring to a DAQ I/O board fitted with a 37-pin D-sub connector. It gives engineers a convenient termination point at the 5.08 mm pitch, so signals can be wired and serviced without working directly on the I/O connector.Each terminal maps pin for pin to the 37-pin D-sub interface, which simplifies cable planning and fault finding during commissioning. The board is rated for a maximum current of 1 A and a maximum DC voltage of 50 V, with a dielectric withstanding voltage of 250 VAC for one minute.Measuring 130 mm x 78 mm, the board is specified for an operating range of 0~ +60 °C and a storage range of -30 ~ +80 °C, with humidity of 10% ~ 90%, no condensing. It carries CE, UKCA, FCC, RoHS and WEEE certifications.ApplicationsField wiring for DAQ I/O boards with 37-pin D-sub connectorsTerminating signals for data acquisition systems

The DB-8225 breaks out the 37-pin DB37 I/O connector of the A-82X and PCI-1800U series to a screw terminal board, so field wiring can be landed without custom cabling. It provides 16 single-ended or 8 differential channels, and the package includes a CA-3710 DB37 male-to-male cable (45º, 1M).Analog input channel 1 carries an on-board cold junction circuit, and the channel can be set to single-ended or differential mode by jumper. Solder pads allow break detection, low-pass filtering, current shunt and voltage attenuation to be added to the signal path where the application requires them.The board measures 170 mm x 114 mm and is rated for an operating temperature of 0~ +60 °C, a storage temperature of -30 ~ +80 °C and 10% ~ 90% humidity, non-condensing. It carries CE, UKCA, FCC and WEEE marks.ApplicationsWiring field signals to A-82X and PCI-1800U series data acquisition cards

DB-8225/2 is a female DB37 to screw terminal board that breaks out the 37-pin I/O connector of the A-82X series and PCI-1800U data acquisition cards to field wiring terminals. It gives 16 single-ended or 8 differential channels, so engineers can wire sensors directly to the terminals and connect them to the acquisition card through a single cable.The board includes blank pads for break detection, low-pass filtering, current shunt and voltage attenuation circuits, allowing signal conditioning to be added where the application requires it. An on-board cold junction circuit is fitted to analogue input channel 1, and jumpers select single-ended or differential mode for that channel.Supplied with a CA-3720 DB37 male-to-male cable, 45º, 2 mOperating temperature range 0 ~ +60 °C, storage -30 ~ +80 °CBoard size 170 mm x 114 mmApplicationsWiring field sensors and signals to A-82X series or PCI-1800U data acquisition cardsAnalogue input signal conditioning using the blank pad circuits

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.