- **Dual Functionality:** Combines 8 relay outputs and 8 opto-isolated digital inputs on a single ISA card. - **Relay Configuration:** Four Form C (DPDT) and four Form A (SPST) relays for flexible switching applications. - **Opto-Isolated Inputs:** Eight non-polarity-sensitive input channels using PC-814 opto-isolators for AC or DC signals. - **High Isolation:** 2500 Vrms isolation between input channels and ground, ensuring robust noise immunity. - **LED Indicators:** Each relay output is accompanied by an LED indicator for visual status monitoring. - **Selectable Input Filtering:** Jumper-selectable AC-filter or non-filter (DC) input configuration for each channel. - **ISA Bus Interface:** 16-bit ISA bus compatibility for legacy and industrial PC systems. - **Compact Design:** PCB dimensions of 148 mm (L) × 107 mm (W) for easy integration into standard ISA slots. - **Software Support:** Compatible with DOS, Windows 95/98/NT, and LabVIEW via ADLINK software libraries (ACLS-DLL1 and ACLS-LVIEW). - **Industrial Reliability:** Designed for harsh environments with wide operating temperature and humidity ranges.

Manufacturer: Adlink Technology Inc.

Category: DIO Isolated ISA

- **32 total isolated channels:** 16 opto‑isolated digital inputs and 16 opto‑isolated digital outputs. - **Additional 32 non‑isolated TTL/DTL channels:** 16 digital inputs and 16 digital outputs for direct logic‑level interfacing. - **High isolation protection:** 2,500 VDC isolation between field and logic sides for both input and output channels. - **Wide input voltage range:** Accepts 5 V to 24 V DC (non‑polarity photo‑coupler inputs). - **Open‑collector outputs:** Supports 5 V to 40 V DC external voltage with up to 500 mA sink current per channel (single active channel). - **Dual interrupt capability:** - External interrupt from digital input channels (IRQ3–7). - Internal interrupt from onboard timer pacer (IRQ9–12, 15). - **Integrated 8254 programmable counter/timer:** - Three 16‑bit counters. - Two cascaded counters for timer pacer generation. - One free counter for user applications. - Base frequency: 2 MHz. - **Flexible software support:** Compatible with DOS, Windows 95/98/NT, and LabVIEW via optional libraries (ACLS‑DLL1, ACLS‑LVIEW). - **Compact half‑size ISA form factor:** 163 mm × 123 mm PCB. - **Standard connectors:** - One DB‑37 female connector for isolated I/O. - Two 20‑pin headers for TTL I/O. - **Industrial‑grade reliability:** Designed for 0 °C – 60 °C operation, 5 – 95 % non‑condensing humidity. - **Low power consumption:** +5 V @ 360 mA typical.

Manufacturer: Adlink Technology Inc.

Category: DIO Isolated ISA

- **16 Relay Actuator Outputs:** Each relay can control external devices such as solenoids, lamps, or contactors. Relays are a mix of Form A and Form C types for versatile switching configurations. - **16 Opto‑Isolated Digital Inputs:** Each input channel is isolated using PC‑814 optocouplers, supporting both AC and DC signals without polarity sensitivity. - **High Isolation Voltage:** 1,000 V DC isolation between channels and between channel and ground, ensuring protection against industrial noise and ground loops. - **Polarity‑Free Input Design:** Inputs accept either AC or DC signals without concern for polarity, simplifying wiring and reducing installation errors. - **Selectable Input Filtering:** Each input channel can be configured via jumper for AC‑filtered or non‑filtered operation, optimizing response time or noise immunity. - **LED Status Indicators:** Each relay output is accompanied by a red LED to visually indicate its energized (ON) or de‑energized (OFF) state. - **On‑Board Relay Drivers:** Integrated driver circuits ensure reliable relay actuation without external components. - **Standard Connectors:** Two 37‑pin D‑type female connectors provide easy access to all I/O channels. A 40‑pin header and conversion cable are included. - **ISA Bus Compatibility:** Fully compatible with IBM PC‑AT ISA bus architecture, occupying 8 consecutive I/O addresses (4 used). - **Software Support:** Compatible with DOS, Windows 95/98/NT, and LabVIEW environments through ADLINK’s ACLS‑DLL1 and ACLS‑LVIEW software libraries.

Manufacturer: Adlink Technology Inc.

Category: DIO Isolated ISA

- **8 Isolated Digital Inputs:** The AX5008 provides eight opto-isolated input channels supporting a wide input voltage range of 5–24 V DC. Each input channel is isolated from the others and from the system ground, ensuring high noise immunity and protection against voltage transients. - **8 Relay Outputs:** The board includes eight independent relay output channels, each capable of switching up to 3 A at 120 V AC or 24 V DC. These relays provide galvanic isolation between control logic and load circuits, enabling safe control of external devices such as solenoids, lamps, contactors, and actuators. - **Full Channel Isolation:** Both input and output sections are isolated channel-to-channel and channel-to-ground with a dielectric strength of 1 kV, ensuring reliable operation in electrically noisy or high-potential environments. - **Compact Form Factor:** With dimensions of 147 mm × 99 mm, the AX5008 offers a compact footprint suitable for integration into rack-mounted or embedded control systems. - **Standardized Connectivity:** Equipped with a 37-pin D-type male connector, the card provides a standardized interface for easy wiring, quick installation, and compatibility with a wide range of industrial connectors and harnesses. - **Industrial Reliability:** Designed for continuous operation in demanding industrial conditions, the AX5008 features robust construction, high-quality relays, and opto-isolators for long service life and consistent performance. - **Flexible Voltage Compatibility:** The input section supports a broad voltage range (5–24 V DC), allowing direct connection to various sensors, switches, and logic-level signals without additional conditioning. - **Safety and Signal Integrity:** Optical isolation and relay separation minimize ground loops, reduce electromagnetic interference (EMI), and protect sensitive control electronics from voltage spikes or surges.

Manufacturer: Axiom

Category: DIO Isolated ISA

- **Dual Functionality:** Combines 16 opto-isolated digital inputs and 16 relay outputs on one card, enabling both signal acquisition and control from a single interface. - **Electrical Isolation:** Each input channel is optically isolated up to 1 kV, ensuring protection against voltage transients, ground loops, and electrical noise. - **Relay Output Design:** Each of the 16 relay outputs is single-pole (1 pol.) and rated for 3 A at 120 VAC or 24 VDC, providing reliable switching for a wide range of loads. - **Fast Response Time:** Relay actuation time of approximately 7 ms ensures responsive control suitable for automation and process applications. - **Industrial Connectivity:** Equipped with a 37-pin D-type male connector and a 50-pin header for flexible wiring and integration with external devices or terminal boards. - **Compact Form Factor:** Board dimensions of 182 mm × 107 mm allow easy installation in standard industrial enclosures or control panels. - **High Noise Immunity:** Opto-isolated inputs and relay outputs minimize interference, ensuring stable operation in electrically noisy environments. - **Wide Input Voltage Range:** Accepts digital input signals from 5 V to 24 V, compatible with a variety of industrial sensors, switches, and logic-level devices. - **Rugged Construction:** Built with industrial-grade components for long-term reliability and consistent performance in harsh conditions. - **Axiom Quality Assurance:** Designed and manufactured by Axiom, known for precision-engineered I/O and data acquisition hardware.

Manufacturer: Axiom

Category: DIO Isolated ISA

- **64 Isolated Digital Channels:** Provides 32 optically isolated digital inputs and 32 isolated open-collector digital outputs for flexible control and monitoring applications. - **Wide Voltage Range:** Supports external power supply input from +5 VDC to +24 VDC, allowing compatibility with a variety of industrial logic levels and field devices. - **High Isolation Voltage:** 3.5 kV isolation between field I/O and system logic ensures protection against transient voltages and electrical interference. - **High Output Drive Capability:** Each output channel can sink up to 500 mA, suitable for driving relays, solenoids, lamps, and other actuators. - **Open-Collector Outputs:** Provides flexible interfacing with external loads and allows for mixed-voltage operation across channels. - **Interrupt Support:** Configurable interrupt request lines (IRQ2–IRQ15) enable event-driven operation and efficient CPU utilization. - **Compact Half-Size AT/ISA Form Factor:** Fits standard PC/AT industrial computers and embedded control systems with limited space. - **Dual Connector Interface:** Equipped with one D-sub connector and one flat cable connector for convenient wiring and integration. - **Industrial-Grade Design:** Built for reliability in harsh environments, with robust isolation, noise immunity, and long-term operational stability.

Manufacturer: Axiom

Category: DIO Isolated ISA

- **48 Opto-Isolated Digital Inputs:** Provides 48 independent digital input channels, each isolated from one another and from the system ground. - **Wide Input Voltage Range:** Accepts both DC and AC signals from **+5V to +24V**, allowing flexible interfacing with a variety of sensors, switches, and control signals. - **High Isolation Voltage:** Each channel is isolated up to **1 kV** (channel-to-channel and channel-to-ground), ensuring robust protection against voltage transients, surges, and ground loops. - **Optocoupler Type:** Utilizes **PC814** optocouplers for reliable signal isolation and long operational life. - **Dual 50-Pin Connectors:** Equipped with **two 50-pin headers** for convenient connection to external wiring harnesses, terminal boards, or backplanes. - **Industrial Form Factor:** Compact PCB design with dimensions of **304 mm x 90 mm**, suitable for installation in industrial PC chassis or custom enclosures. - **Flexible Signal Compatibility:** Supports both logic-level and field-level digital signals, making it suitable for interfacing with PLCs, sensors, relays, and control panels. - **Noise Immunity:** Opto-isolation and robust PCB layout minimize susceptibility to electromagnetic interference (EMI) and crosstalk. - **High Channel Density:** Consolidates 48 input channels on a single card, reducing system footprint and simplifying wiring. - **Reliable Industrial Design:** Built for continuous operation in demanding environments, with high-quality components and durable PCB construction.

Manufacturer: Axiom

Category: DIO Isolated ISA

- **48 Isolated Digital Outputs:** Provides 48 individually isolated open-collector outputs for flexible control of external devices. - **High Isolation Voltage:** Offers up to **2.5 kV DC isolation** between channels and system logic, ensuring protection against electrical surges and ground loops. - **External Power Supply Support:** Operates with an external supply voltage from **+5 V to +24 V**, allowing compatibility with a wide range of industrial actuators and signal levels. - **High Output Current Capacity:** Each output channel supports up to **100 mA**, suitable for driving relays, LEDs, solenoids, and other low-power loads. - **Fast Throughput Time:** Achieves a **throughput time of 0.1 ms**, enabling rapid signal switching and precise timing control in real-time applications. - **Open-Collector Output Design:** Provides flexible interfacing with various load types and voltage levels, simplifying integration into existing systems. - **Compact Form Factor:** The card measures **320 mm x 99 mm**, optimized for rack or enclosure installation in industrial PCs or control cabinets. - **Dual 50-Pin Connectors:** Equipped with **two 50-pin connectors** for efficient signal routing and simplified wiring to external devices. - **Industrial-Grade Reliability:** Designed for continuous operation in harsh industrial environments, with robust isolation and durable construction.

Manufacturer: Axiom

Category: DIO Isolated ISA

- **High Channel Density:** 64 isolated digital input channels, enabling large-scale signal acquisition within a single expansion slot. - **Optical Isolation:** Each input channel is optically isolated, providing up to 3.5 kV isolation protection between field signals and the host system, safeguarding against voltage surges and ground loops. - **Wide Input Voltage Range:** Accepts digital input signals from 5 VDC to 24 VDC, compatible with a wide variety of industrial sensors, switches, and logic-level devices. - **Selectable Power Source:** Supports both internal and external power supply configurations, allowing flexible integration into different system architectures. - **ISA/AT Bus Interface:** Designed for legacy and industrial PC systems using the AT (ISA) bus standard, ensuring compatibility with existing control platforms. - **Interrupt Support:** Configurable interrupt request (IRQ) lines from IRQ2 to IRQ15, enabling event-driven data acquisition and efficient CPU utilization. - **Compact Half-Size Form Factor:** Fits into standard half-size ISA slots, optimizing space utilization in control cabinets or embedded PC systems. - **Dual Connector Interface:** Equipped with one D-sub connector and one flat cable connector for flexible wiring and easy integration with external terminal boards or signal conditioning modules. - **Industrial-Grade Design:** Rugged construction and high isolation make it suitable for harsh industrial environments with electrical noise, vibration, or temperature variations.

Manufacturer: Axiom

Category: DIO Isolated ISA

- **64 Isolated Digital Outputs:** Provides 64 independent digital output channels for controlling external devices such as relays, actuators, indicators, and solenoids. - **High Isolation Voltage:** Each channel is electrically isolated up to **3.5 kV**, ensuring protection against voltage surges, ground loops, and electrical noise. - **Wide Output Voltage Range:** Supports external power supply voltages from **+5 VDC to +24 VDC**, allowing flexible integration with various industrial control voltages. - **Open Collector Outputs:** Each output channel uses an open collector transistor configuration, enabling direct interfacing with external loads and providing sink-type output control. - **High Output Current Capacity:** Each channel can handle up to **500 mA**, suitable for driving medium-power loads directly without additional amplification. - **External Power Supply Support:** The card uses an external power source for output driving, reducing the load on the host system and improving electrical isolation. - **Compact Half-Size ISA Form Factor:** Designed for space-constrained systems, the half-size AT/ISA card fits easily into standard industrial PC chassis. - **Dual Connector Interface:** Equipped with one D-sub connector and one flat cable connector for flexible wiring and easy integration into existing systems. - **Industrial-Grade Design:** Built for long-term reliability in harsh environments, with robust PCB design, high-quality components, and strong electrical isolation.

Manufacturer: Axiom

Category: DIO Isolated ISA

- **32 isolated single‑ended analog input channels** for simultaneous multi‑signal acquisition. - **12‑bit successive approximation A/D converter** (Burr‑Brown AD574 or equivalent). - **High isolation voltage:** Over 2500 VDC channel‑to‑system isolation. - **Programmable gain control:** Software‑selectable gains of ×1, ×2, ×4, ×8, and ×16. - **Selectable input ranges:** Bipolar (±10 V, ±5 V, ±2.5 V, ±1.25 V, ±0.625 V) and unipolar (0–10 V, 0–5 V, 0–2.5 V, 0–1.25 V, 0–0.625 V). - **On‑board signal conditioning circuits** for attenuation and current‑to‑voltage conversion. - **Integral DC‑to‑DC converters** for isolated power supply stability. - **Compact half‑size ISA card** (160 mm × 122 mm). - **High accuracy:** 0.015 % of reading ± 1 LSB. - **Conversion speed:** Up to 50 kHz. - **Over‑voltage protection:** Continuous ±35 V maximum. - **Software trigger mode** for flexible data acquisition control. - **4‑layer PCB with integral ground plane** for noise immunity and signal integrity. - **Comprehensive software support:** DOS C/C++ library, Windows DLL (ACLS‑DLL2), and LabVIEW driver (ACLS‑LVIEW).

Manufacturer: Contec

Category: DIO Isolated ISA

- **32 Opto-Isolated Digital Inputs:** Provides 32 independent input channels, each isolated via opto-couplers to protect the host PC from electrical noise and surges. - **Negative Logic Configuration:** All 32 inputs share a positive common terminal, supporting current-sinking (negative logic) input devices. - **Wide Input Voltage Range:** Accepts 12 V DC to 24 V DC input signals, allowing flexible integration with industrial sensors and switches. - **High Noise Immunity:** Opto-coupler isolation ensures stable operation in electrically noisy environments typical of industrial automation systems. - **Interrupt Capability:** Supports two interrupt request (IRQ) lines selectable from IRQ 2–7, 9, 12, 14, 15. Interrupts are triggered on the falling edge of input signals. - **High Isolation Voltage:** Provides up to 1 kV rms isolation between input circuits and the PC bus, ensuring protection against voltage transients. - **Compact AT Bus Form Factor:** Designed for PC/AT bus architecture, compatible with legacy industrial PCs and control systems. - **Standard Connector Interface:** Equipped with a 37‑pin D‑SUB female connector for external wiring. - **Robust Construction:** Industrial-grade PCB design with high-quality components for long-term reliability. - **Software Support:** Compatible with CONTEC’s API‑TOOL driver suite for Windows and Linux, and VI‑DAQ library for LabVIEW integration.

Manufacturer: Contec

Category: DIO Isolated ISA

- **32 Opto‑Isolated Digital Inputs:** Provides 32 independent digital input channels with opto‑coupler isolation for high noise immunity and electrical protection. - **Negative Common Configuration:** All input channels share a negative common line, supporting positive‑logic input signals (ON = high level). - **Wide Input Voltage Range:** Accepts 12 V DC to 24 V DC input levels, suitable for a broad range of industrial sensors and switches. - **High Isolation Voltage:** Isolation withstands up to 5 kV between input and logic circuits, ensuring robust protection against surges and transients. - **Interrupt Functionality:** Supports up to two interrupt lines simultaneously (IRQ 2–7, 9–12, 14, 15). Each group of inputs can generate interrupt requests for event‑driven control. - **Opto‑Coupler Isolation:** Prevents electrical interference between external devices and the PC’s internal circuits, improving system reliability. - **Compact ISA AT Form Factor:** Standard 163 mm × 122 mm (6.5 in × 4.75 in) board size for easy integration into legacy or industrial PC systems. - **Standard 37‑Pin D‑SUB Connector:** Female D‑type connector for external wiring, compatible with CONTEC’s cable and terminal block accessories. - **Software Support:** Compatible with CONTEC’s API‑PAC(W32) driver library for Windows and Linux, enabling easy integration into custom applications. - **Industrial‑Grade Design:** Designed for long‑term operation in industrial environments with high electrical noise and demanding reliability requirements.

Manufacturer: Contec

Category: DIO Isolated ISA

- **32 Opto‑Isolated Digital Inputs:** Provides 32 independent digital input channels, each isolated via high‑speed opto‑couplers for superior noise resistance and electrical protection. - **High‑Speed Response:** Input response time of approximately **1 µs**, enabling fast signal acquisition suitable for high‑speed control and monitoring applications. - **On‑Board Power Supply:** Integrated 12 VDC power source for driving the input opto‑couplers, simplifying system wiring and eliminating the need for external excitation voltage. - **High Isolation Voltage:** Isolation withstand voltage rated up to **5 kV**, protecting the host system from transient surges and ground potential differences. - **TTL‑Level Input Compatibility:** Accepts TTL‑level input signals through 1.1 kΩ input resistance, allowing direct interfacing with logic‑level devices and controllers. - **Interrupt Support:** Supports up to **two interrupt request lines (IRQ 2–7)**, enabling event‑driven input monitoring and efficient CPU utilization. - **Compact ISA Form Factor:** Standard ISA board dimensions of **160 mm × 122 mm**, suitable for installation in industrial PCs and legacy control systems. - **Standard Connector Interface:** Equipped with a **37‑pin D‑SUB female connector** for external wiring, compatible with CONTEC’s standard cable and terminal block accessories. - **Robust Industrial Design:** Designed for long‑term reliability in harsh industrial environments, with opto‑isolation, surge protection, and stable power regulation.

Manufacturer: Contec

Category: DIO Isolated ISA

- **64 Opto‑Isolated Digital Inputs:** Provides 64 independent input channels, each isolated via high‑quality opto‑couplers to protect the host system from voltage surges, ground loops, and electrical noise. - **Wide Input Voltage Range:** Accepts 12–24 V DC input signals, suitable for industrial sensors, switches, and control devices. - **High Isolation Voltage:** Isolation withstands up to 5 kV between the PC logic and external input circuits, ensuring robust protection against transient voltages. - **Input Resistance:** Each input channel includes a 2 kΩ resistor for current limiting and signal conditioning. - **Multiple Interrupt Lines:** Supports up to four interrupt request (IRQ) lines selectable from IRQ 3–7, 9–12, 14, 15, allowing flexible interrupt‑driven input monitoring. - **Low Power Consumption:** Operates from the PC’s +5 V DC supply with a maximum current draw of 100 mA, minimizing system power load. - **High Noise Immunity:** Opto‑coupler isolation and robust circuit design provide excellent noise resistance, ideal for factory automation and process control. - **Standard Industrial Connector:** Equipped with a 96‑pin half‑pitch D‑type female connector for compact, high‑density wiring. - **Compact Form Factor:** Board dimensions of 160 mm × 122 mm (6.3 in × 4.8 in) fit standard ISA AT expansion slots. - **Software Support:** Compatible with CONTEC’s API‑PAC(W32) driver library for Windows and Linux, and supported by LabVIEW VI‑DAQ libraries for rapid application development.

Manufacturer: Contec

Category: DIO Isolated ISA

- **Opto‑Isolated I/O:** All input and output channels are isolated from the PC’s internal logic circuits via opto‑couplers, providing up to 5 kV isolation to protect against electrical noise, surges, and ground potential differences. - **16 × 16 Channel Configuration:** Provides 16 digital input channels and 16 digital output channels, each independently opto‑isolated for robust signal integrity in noisy industrial environments. - **On‑Board 12 V Power Supply:** Integrated 12 VDC / 240 mA power source drives the photocoupler circuits, simplifying installation and reducing external wiring requirements. - **Wide Input Voltage Range:** Accepts TTL or 12 – 24 VDC input levels with 3 kΩ input resistance, allowing direct connection to a variety of sensors, switches, and logic devices. - **Open‑Collector Outputs:** Output channels are open‑collector type, rated for up to 35 VDC and 200 mA per channel, suitable for driving relays, lamps, and other DC loads. - **Interrupt Capability:** All 16 input signals can be configured as interrupt sources. Up to two interrupt lines (IRQ 2–7 / 9) can be used simultaneously, enabling event‑driven control. - **Fast Response:** Typical response time is within 200 µs, ensuring reliable high‑speed digital signal processing. - **Surge and Overcurrent Protection:** Output transistors include built‑in protection circuits (Zener diodes and current limiting) to guard against voltage surges and overcurrent conditions. - **Compact ISA Form Factor:** Standard ISA AT‑bus board size (163 mm × 122 mm) fits most industrial PCs and legacy control systems. - **Comprehensive Software Support:** Compatible with CONTEC’s API‑PAC(W32) driver library for Windows and Linux, and supported by LabVIEW VI‑DAQ libraries for rapid application development.

Manufacturer: Contec

Category: DIO Isolated ISA

- **Opto-Isolated I/O:** Both input and output channels are optically isolated, ensuring electrical separation between the PC’s internal circuitry and external devices. This prevents ground loops and protects against voltage spikes. - **16 Inputs / 16 Outputs:** Provides 16 opto-isolated input channels and 16 opto-isolated open-collector output channels, suitable for controlling and monitoring industrial equipment. - **Input Voltage Range:** Accepts 12–24 VDC input signals with a 2 kΩ input resistance, supporting a wide range of industrial sensors and switches. - **Output Capability:** Open-collector transistor outputs rated at up to 35 VDC, 200 mA per channel, allowing direct control of relays, lamps, and actuators. - **High Isolation Voltage:** Isolation withstands up to 1 kVrms between the PC and external I/O circuits, ensuring reliable operation in electrically noisy environments. - **Interrupt Functionality:** Supports two interrupt request lines (IRQ 2–7, 9–12, 14, 15) triggered on falling-edge signals, enabling event-driven input monitoring. - **Compact Form Factor:** Standard AT card dimensions (160 mm × 122 mm) suitable for legacy PC/AT industrial systems. - **Connector Interface:** Equipped with a 37-pin D-sub female connector for external I/O wiring. - **Negative Logic Configuration:** Inputs share a positive common line, supporting negative logic operation typical in industrial control systems. - **Software Support:** Compatible with CONTEC’s API-TOOL driver suite for Windows and Linux, and VI-DAQ library for LabVIEW integration. - **Industrial Reliability:** Designed for long-term operation in factory automation, process control, and data acquisition systems.

Manufacturer: Contec

Category: DIO Isolated ISA

- **Opto‑Isolated I/O:** Both input and output circuits are isolated from the PC’s internal logic using opto‑couplers, preventing electrical interference and protecting the host system from voltage surges and ground potential differences. - **Negative‑Common Configuration:** Supports current‑sourcing circuits (negative common), ideal for interfacing with sensors and actuators that require reverse polarity relative to standard current‑sinking configurations. - **16 Digital Inputs / 16 Digital Outputs:** Provides a balanced configuration for monitoring and control tasks, enabling simultaneous acquisition and actuation. - **Wide Input Voltage Range:** Accepts 12–24 V DC input signals with built‑in 2 kΩ input resistance, allowing direct connection to industrial sensors and switches. - **Robust Output Capability:** Open‑collector transistor outputs rated at up to 35 V DC, 200 mA per channel, suitable for driving relays, lamps, and solenoids. - **High Isolation Voltage:** 5 kV isolation between I/O and logic circuits ensures safe operation in electrically noisy environments. - **Interrupt Support:** Two independent interrupt request lines (IRQ 2–7, 9–12, 14, 15) can be assigned, enabling event‑driven input monitoring. - **Surge and Overcurrent Protection:** Output transistors incorporate Zener diode protection to guard against voltage surges and overcurrent conditions. - **Compact ISA Form Factor:** Standard AT‑bus board size (approx. 160 × 122 mm) fits legacy and embedded industrial PCs. - **Standard 37‑Pin D‑Sub Connector:** A single 37‑pin female D‑type connector provides all I/O connections, simplifying cabling and integration. - **Software Support:** Compatible with CONTEC’s API‑TOOL driver suite for Windows® and Linux®, and with VI‑DAQ libraries for National Instruments LabVIEW™.

Manufacturer: Contec

Category: DIO Isolated ISA

- **32 Single‑Ended Analog Input Channels:** Each channel is individually isolated to protect the host PC and connected equipment. - **High Voltage Isolation:** Over **2500 VDC isolation** between channels and system ground ensures safe operation in high‑voltage environments. - **12‑bit Resolution:** Provides fine granularity for analog‑to‑digital conversion, suitable for precision measurement. - **Wide Input Range:** Supports both **bipolar (±10 V, ±5 V, ±2.5 V, ±1.25 V, ±0.625 V)** and **unipolar (0–10 V, 0–5 V, 0–2.5 V, 0–1.25 V, 0–0.625 V)** ranges. - **Software‑Programmable Gain Control:** Selectable gains of ×1, ×2, ×4, ×8, and ×16 for each channel. - **On‑Board Signal Conditioning:** Integrated RC filters and configurable I‑to‑V conversion circuits for flexible signal adaptation. - **High Conversion Speed:** Up to **50 kHz** maximum sampling rate using a **successive approximation A/D converter (AD574 or equivalent)**. - **Compact Half‑Size ISA Card:** 160 mm × 122 mm PCB with 4‑layer design and integral ground plane for noise immunity. - **Integral DC‑to‑DC Converters:** Provide stable isolated power for analog circuitry. - **Software Triggered Conversion:** Fully software‑controlled A/D triggering for flexible timing. - **Comprehensive Software Support:** Includes DOS C/C++ libraries, Windows DLLs (ACLS‑DLL2), and LabVIEW drivers (ACLS‑LVIEW). - **Over‑Voltage Protection:** Continuous protection up to ±35 V. - **High Accuracy:** ±0.015 % of reading ± 1 LSB typical. - **Temperature Stability:** 5 ppm/°C typical, 15 ppm/°C maximum.

Manufacturer: Contec

Category: DIO Isolated ISA

- **48 Total Channels:** 24 digital input and 24 digital output channels, TTL-level, bidirectional configuration. - **TTL Logic Compatibility:** Operates at standard 5VDC TTL logic levels, ensuring compatibility with a wide range of digital devices and controllers. - **Opto-Isolated Interface:** Provides electrical isolation between the PC and external circuits to prevent noise interference and protect the host system. - **Interrupt Support:** Supports up to four interrupt request lines (IRQ3–7/9), allowing event-driven control and efficient CPU utilization. - **Connector Interfaces:** Equipped with a 37-pin D-sub connector and a 30-pin flat cable connector for flexible wiring and external device connection. - **Compact Form Factor:** Board dimensions of approximately 340.5 mm × 107 mm, suitable for standard PC expansion slots. - **High-Speed Response:** Designed for fast digital signal processing, suitable for real-time control and monitoring. - **Software Support:** Compatible with CONTEC’s API-TOOL drivers for Windows and Linux, and VI-DAQ library for LabVIEW integration. - **Industrial Reliability:** Built for continuous operation in industrial environments, with robust circuit protection and stable performance.

Manufacturer: Contec

Category: DIO Isolated ISA

- **Opto-Isolated I/O:** 32 input and 32 output channels are isolated via opto-couplers, ensuring electrical separation between field signals and the PC bus. - **Positive Common Configuration:** Designed for current-sourcing (positive common) systems, suitable for 12–24 VDC industrial control environments. - **High Noise Immunity:** Optical isolation up to 5 kV provides robust protection against electrical noise, surges, and ground potential differences. - **Wide Input Voltage Range:** Accepts 12–24 VDC input signals with 2 kΩ input resistance. - **Open Collector Outputs:** Each output channel supports up to 35 VDC and 150 mA sink current, suitable for driving relays, lamps, and solenoids. - **Interrupt Capability:** Supports up to four interrupt request lines (IRQ 3–7, 9–12, 14, 15) for event-driven control. - **Low Power Consumption:** Operates from the PC’s +5 VDC supply, consuming a maximum of 100 mA. - **High Reliability:** Industrial-grade components and opto-couplers ensure long-term stability and durability. - **Standard 96-pin Half-Pitch Connector:** Provides a compact, high-density interface for external wiring. - **Compact Form Factor:** Board dimensions of 160 mm × 122 mm fit standard ISA slots. - **Software Support:** Compatible with CONTEC’s API-TOOL driver suite for Windows and Linux, and VI-DAQ for LabVIEW integration.

Manufacturer: Contec

Category: DIO Isolated ISA

- **Opto-Isolated I/O:** Provides complete electrical isolation between the PC’s internal logic and external I/O circuits using opto-couplers, protecting the system from surges, noise, and ground potential differences. - **32 Inputs / 32 Outputs:** Supports 32 opto-isolated digital input channels and 32 opto-isolated open-collector output channels. - **Negative Common Configuration:** Designed for current sourcing circuits (negative common), where the common polarity is reversed relative to current sinking circuits. - **Input Voltage Range:** 12–24 VDC input level with 2.2 kΩ input resistance. - **Output Rating:** 35 VDC maximum, 150 mA per channel (open collector type). - **High Isolation Voltage:** 5 kV isolation between PC logic and I/O interface. - **Interrupt Support:** Four independent interrupt request lines (IRQ 3–7, 9–12, 14, 15) can be assigned for event-driven input monitoring. - **Surge and Overcurrent Protection:** Built-in Zener diode and protective circuitry prevent damage from voltage surges and overcurrent conditions. - **High Noise Immunity:** Opto-coupler isolation and digital filtering ensure stable operation in electrically noisy environments. - **Standard 96-pin Half-Pitch Connector:** Provides a compact, high-density interface for external wiring. - **Software Support:** Compatible with CONTEC’s API-TOOL driver suite for Windows and Linux, and VI-DAQ library for LabVIEW integration. - **Industrial-Grade Reliability:** Designed for continuous operation in industrial control systems, with robust PCB design and high-quality components.

Manufacturer: Contec

Category: DIO Isolated ISA

- **Opto-Isolated Outputs:** Each of the 32 output channels is optically isolated from the PC’s internal logic circuits, preventing electrical interference and protecting the host system from voltage spikes or ground loops. - **On-Board Power Supply:** Equipped with an integrated 12VDC (240mA) power source to drive the output circuit photocouplers, eliminating the need for an external power supply for isolation circuits. - **Open Collector Output Configuration:** Current sinking type outputs capable of switching up to 35VDC at 200mA per channel, suitable for driving relays, lamps, solenoids, and other DC loads. - **High Noise Immunity:** Opto-coupler isolation ensures excellent noise resistance, making the board suitable for electrically noisy industrial environments. - **Surge and Overcurrent Protection:** Each output transistor includes built-in protection circuits (Zener diode and current limiting) to prevent damage from voltage surges or excessive current. - **Fast Response Time:** Maximum output response time of 200 microseconds, enabling rapid switching for real-time control applications. - **Compact ISA Form Factor:** Standard ISA AT bus card dimensions (163.0 mm × 122.0 mm) compatible with legacy and industrial PC systems. - **Standard 37-Pin D-Sub Connector:** Provides a robust and widely supported interface for external wiring and connection to terminal blocks or cable assemblies. - **Software Support:** Compatible with CONTEC’s API-PAC(W32) driver library for Windows and Linux, as well as LabVIEW VI-DAQ libraries for easy integration into measurement and control systems.

Manufacturer: Contec

Category: DIO Isolated ISA

- **32 Opto-Isolated Digital Output Channels:** Provides 32 independent open-collector output channels for controlling external devices such as relays, solenoids, and indicators. - **High Voltage and Current Capability:** Each output channel supports up to **35VDC at 200mA**, with a maximum of **2A per group** (grouped outputs). - **Optical Isolation:** Isolation voltage up to **1kVrms** between the PC bus and external I/O circuits, protecting the host system from surges and ground potential differences. - **Open Collector (Current Sinking) Output Type:** Suitable for driving loads connected to positive supply lines; compatible with a wide range of industrial actuators. - **Surge and Overcurrent Protection:** Built-in Zener diode and current-limiting circuitry prevent damage from transient voltage spikes or overload conditions. - **Fast Response Time:** Typical output response within **200 microseconds**, enabling precise control in time-critical automation systems. - **Compact ISA Form Factor:** Standard AT card dimensions (approx. 160 × 122 mm) for easy integration into legacy or industrial PC systems. - **Standard 37-pin D-Sub Female Connector:** Provides robust and widely compatible external connection interface. - **Software Support:** Compatible with CONTEC’s **API-TOOL** driver suite for Windows and Linux, and **VI-DAQ** library for LabVIEW integration. - **Industrial-Grade Reliability:** Designed for continuous operation in factory automation, test benches, and control systems requiring high electrical isolation and durability.

Manufacturer: Contec

Category: DIO Isolated ISA

- **32 Opto‑Isolated Output Channels:** Each channel is individually isolated via high‑quality opto‑couplers to prevent electrical interference and ground loops. - **Negative Common Configuration:** Designed as a current‑sourcing (open‑collector) output type where loads are connected between the output terminal and the negative common of the external power supply. - **High Output Capacity:** Supports up to 35 V DC and 150 mA per channel, suitable for driving relays, lamps, solenoids, and other DC loads. - **High Isolation Voltage:** Isolation withstands up to 1 kVrms between the PC logic and external circuits, ensuring safety and noise immunity. - **Opto‑Coupler Isolation:** Protects the host PC from voltage surges, transient spikes, and ground potential differences. - **Compact Form Factor:** Standard PC‑Bus card size (approx. 160 × 122 mm) for easy integration into industrial PCs. - **Standard 37‑Pin D‑SUB Connector:** Provides a reliable and widely supported interface for external wiring. - **Software Support:** Compatible with CONTEC’s API‑TOOL driver suite for Windows® and Linux®, and VI‑DAQ library for LabVIEW®. - **Industrial‑Grade Reliability:** Designed for continuous operation in factory automation, process control, and test systems. - **Flexible Integration:** Can be combined with CONTEC terminal blocks, cables, and accessories for simplified wiring and maintenance.

Manufacturer: Contec

Category: DIO Isolated ISA