Comprehensive Product Summary – ADLINK PCI-7433 Isolated Digital Input Card

---

### 1. Product Overview

Product Name: PCI-7433
Model: PCI-7433
Series: NuDAQ / NuIPC 743X Series
Article Number: PCI-7433
Manufacturer: ADLINK Technology Inc.
Product Type: PCI Isolated Digital Input (DI) Card
Website: [www.adlinktech.com](http://www.adlinktech.com)

The ADLINK PCI-7433 is a high-density, 64-channel isolated digital input card designed for PCI bus systems. It is part of ADLINK’s 743X series of isolated digital I/O boards, which also includes mixed input/output and output-only variants. The PCI-7433 provides robust optical isolation, high input voltage tolerance, and reliable performance for industrial automation, laboratory control, and data acquisition applications. It is fully compatible with Opto-22 standards and features a 100-pin SCSI-II female connector for high-density signal interfacing.

---

### 2. Key Features

- 64 Isolated Digital Input Channels: Provides 64 optically isolated digital input channels for high-density signal acquisition.
- Optical Isolation: 2500 V RMS channel-to-computer isolation protects host systems from high-voltage transients and ground loops.
- Non-Polarity Input Design: Accepts both positive and negative logic signals without polarity constraints.
- Input Voltage Range: 5–24 V DC (standard version) or 12–50 V DC (high input range version, PCI-7433HIR).
- Interrupt Capability: Two external interrupt sources available on digital input channels 0 and 1.
- Opto-22 Compatibility: Compatible with Opto-22 I/O modules and terminal boards.
- High Reliability: Designed for industrial environments with transient voltage suppression and jumper-configurable protection circuits.
- Plug-and-Play PCI Interface: Fully compliant with PCI Local Bus Specification Rev. 2.1, using the PLX PCI-9050 controller.
- Software Support: Drivers and SDKs available for Windows and Linux, with APIs for LabVIEW®, MATLAB®, Visual Studio®, and C/C++.
- Utility Software: Includes AD-Logger for data monitoring and logging.
- Form Factor: Standard PCI card, 175 mm x 107 mm, suitable for desktop or industrial PCs.
- Operating System Support: Windows 7/8.1 (x86/x64) and Linux.

---

### 3. Technical Specifications

General:
- Bus Interface: 32-bit, 5 V PCI bus (PCI Local Bus Specification Rev. 2.1 compliant)
- Connector Type: 100-pin SCSI-II female connector
- Isolation Voltage: 2500 V RMS (channel-to-computer)
- Dimensions: 175 mm (L) × 107 mm (H) (6.82" × 4.17")
- Weight: Approx. 200 g (typical)
- Operating Temperature: 0°C to 60°C (32°F to 140°F)
- Storage Temperature: -20°C to 80°C (-4°F to 176°F)
- Relative Humidity: 5% to 95%, non-condensing
- Power Requirements:
- +5 V @ 530 mA typical
- +12 V @ 150 mA typical
- +3.3 V @ 36.6 mA typical

Isolated Digital Input:
- Number of Channels: 64
- Input Voltage Range:
- Standard: 5–24 V DC (non-polarity)
- High Input Range (HIR): 12–50 V DC (non-polarity)
- Input Resistance:
- 2.4 kΩ @ 1 W (standard)
- 4.7 kΩ @ 1 W (HIR version)
- Input Logic Levels:
- Logic High: 5–24 V (standard) / 12–50 V (HIR)
- Logic Low: 0–1.3 V (standard) / 0–2 V (HIR)
- Throughput Rate: 10 kHz (0.1 ms response time)
- Interrupt Sources: Digital input channels 0 and 1
- Data Transfer Method: Programmed I/O

Isolation and Protection:
- Optical Isolation: 2500 V RMS
- Transient Voltage Suppression: Jumper-configurable per 8-channel group (J1–J8)
- Protection Circuits: ESD and surge protection on all input channels

---

### 4. Functionality

The PCI-7433 functions as a 64-channel isolated digital input interface card for PCI-based systems. Each input channel is optically isolated from the host computer, ensuring electrical protection and noise immunity. The card detects digital logic states from external devices such as sensors, switches, relays, and controllers.

Operation Principle:
- Each input channel uses an opto-isolator to convert external voltage signals into logic-level signals readable by the host system.
- The non-polarity design allows flexible wiring for both sourcing and sinking input configurations.
- Two interrupt sources (channels 0 and 1) can trigger software events for real-time monitoring or control applications.

Typical Applications:
- Industrial automation and process control
- Machine status monitoring
- Event and frequency counting
- Laboratory instrumentation
- Safety interlock systems
- Data acquisition and logging

Compatibility:
- Compatible with Opto-22 terminal boards and accessories.
- Works with ADLINK’s DIN-100S-01 terminal board and ACL-102100-1 cable.
- Supported by ADLINK’s PCIS-DASK driver library and LabVIEW/MATLAB integration tools.

---

### 5. Components & Accessories

Included Items:
- PCI-7433 board
- ADLINK software CD (drivers, SDKs, utilities)
- User’s manual and installation guide

Optional Accessories:
- DIN-100S-01: Terminal board with one 100-pin SCSI-II connector and DIN-rail mounting.
- ACL-102100-1: 100-pin SCSI-II cable (1 m length, AMP-787082-9 compatible).
- Legacy Replacement: DIN-502S can be replaced by two DIN-50S-01 boards and one ACL-10252-1 (100-pin to dual 50-pin cable, 1 m).

Connectors:
- 100-pin SCSI-II female connector (CN1)
- Pin assignments grouped by 8-channel input commons (COM1–COM8).

---

### 6. Installation & Setup

System Requirements:
- Available 32-bit PCI slot (5 V signaling)
- Compatible PC or industrial computer
- Supported OS: Windows 7/8.1 (x86/x64) or Linux

Installation Procedure:
1. Power off the computer and disconnect peripherals.
2. Insert the PCI-7433 into an available PCI slot.
3. Secure the card with the bracket screw.
4. Connect the 100-pin SCSI-II cable to the CN1 connector.
5. Attach the cable to the terminal board (e.g., DIN-100S-01).
6. Power on the system; the BIOS automatically assigns resources (I/O address, IRQ).
7. Install ADLINK’s PCIS-DASK driver and verify installation using the provided utility.

Jumper Configuration:
- Eight jumpers (J1–J8) enable or disable transient voltage suppressors for each 8-channel group.
- Default: All jumpers enabled for maximum protection.

Software Installation:
- Install drivers from the ADLINK CD or website.
- Use the “Software Installation Guide” for OS-specific procedures.
- Verify operation using the AD-Logger utility or sample programs.

---

### 7. Performance & Capabilities

- Input Throughput: 10 kHz per channel (0.1 ms response time)
- Isolation Voltage: 2500 V RMS (channel-to-computer)
- Input Range: 5–24 V (standard) or 12–50 V (HIR)
- Interrupt Latency: Hardware interrupt on channels 0 and 1 for event-driven applications
- Power Dissipation: Approx. 2.25 W total
- Reliability: Designed for continuous industrial operation with ESD and surge protection
- Limitations:
- No digital output channels (input-only card)
- Requires external terminal board for field wiring
- Not suitable for direct AC signal input

---

### 8. Standards & Compliance

- Bus Compliance: PCI Local Bus Specification Rev. 2.1
- Form Factor: Standard PCI card (175 × 107 mm)
- Isolation Standard: 2500 V RMS optical isolation
- Environmental Compliance:
- Operating temperature: 0°C–60°C
- Storage temperature: -20°C–80°C
- Humidity: 5–95%, non-condensing
- CompactPCI Compatibility (Series Reference): 3U Eurocard form factor, PICMG 2.0 R2.1 compliant (for cPCI variants)
- Software Standards:
- LabVIEW®, MATLAB®, Visual Studio®, C/C++, Visual Basic
- ADLINK PCIS-DASK driver library
- Regulatory Compliance: CE and FCC Class A (typical for ADLINK PCI products)

---

### 9. Additional Information

Warranty:
- Two-year limited warranty from the date of shipment.
- Covers defects in materials and workmanship.
- Excludes damage from misuse, improper installation, or environmental factors.

Technical Support:
- Email: service@adlinktech.com
- Automation Products: automation@adlinktech.com
- NuDAQ/NuIPC Support: nudaq@adlinktech.com
- Phone: +886-2-82265877
- Fax: +886-2-82265717
- Address: 9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan

Maintenance:
- Handle the card using anti-static precautions.
- Avoid exposure to high humidity or corrosive environments.
- Periodically inspect connectors and cables for wear or oxidation.

Software & Updates:
- Drivers and SDK updates available at [www.adlinktech.com](http://www.adlinktech.com).
- Supported software packages include:
- PCIS-DASK: Core driver and API library for Windows/Linux.
- PCIS-LVIEW: LabVIEW® driver.
- PCIS-VEE: HP VEE driver.
- DAQBench™: ActiveX control library for VB/VC++.
- PCIS-DDE: DDE server for InTouch™.
- PCIS-ISG: ISaGRAF™ SoftPLC driver.
- PCIS-ICL: InControl™ driver.
- PCIS-OPC: OPC server for industrial connectivity.

Service & RMA:
- Obtain an RMA form from ADLINK’s website before returning products.
- Customer responsible for shipping costs to service centers.

---

### Summary

The ADLINK PCI-7433 is a robust, high-density isolated digital input card engineered for industrial and laboratory automation systems requiring reliable, noise-immune digital signal acquisition. With 64 optically isolated input channels, 2500 V RMS isolation, and flexible non-polarity input design, it ensures safe and accurate data collection from field devices. The card’s plug-and-play PCI interface, comprehensive software support, and compatibility with Opto-22 accessories make it a versatile solution for system integrators and automation engineers.

Its combination of electrical isolation, interrupt-driven operation, and wide input voltage range provides exceptional flexibility for monitoring sensors, switches, and control signals in demanding environments. Supported by ADLINK’s extensive driver suite and backed by a two-year warranty, the PCI-7433 delivers industrial-grade reliability and long-term support for digital I/O applications.