Comprehensive Product Summary – ADLINK cPCI‑7434R Isolated 64‑Channel Digital Output Rear I/O Card

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### 1. Product Overview

Product Name: cPCI‑7434R
Model: cPCI‑7434R
Series: 743X Series (NuDAQ/NuIPC)
Article Number: cPCI‑7434R
Manufacturer: ADLINK Technology Inc.
Product Type: CompactPCI Isolated 64‑Channel Digital Output Card (Rear I/O)
Website: [www.adlinktech.com](http://www.adlinktech.com)

The ADLINK cPCI‑7434R is a 3U CompactPCI (cPCI) isolated digital output card designed for industrial and laboratory automation systems requiring high‑density, high‑isolation digital output channels. It provides 64 optically isolated digital output channels accessible through a rugged 100‑pin SCSI‑II rear I/O connector. The card is part of ADLINK’s 743X series, which includes PCI, PCIe, and CompactPCI variants for isolated digital input/output applications.

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### 2. Key Features

- 64 Isolated Digital Output Channels: Provides 64 optically isolated digital output channels for industrial control and automation.
- High Isolation Voltage: 5000 V RMS channel‑to‑system isolation ensures protection against high‑voltage transients and ground loops.
- Rear I/O Configuration: Designed for rear I/O access via CompactPCI backplane, enabling clean front‑panel integration and cable management.
- Common Ground Configuration: All output channels share a common ground reference, simplifying wiring for standard industrial loads.
- High Output Drive Capability: Each output channel can sink up to 500 mA at 24 V DC, suitable for driving relays, solenoids, and indicators.
- Wide Output Voltage Range: Supports 5 V DC minimum to 35 V DC maximum output voltage.
- Optical Isolation: Protects host systems from voltage spikes, surges, and noise interference.
- CompactPCI Compliance: Fully compliant with PICMG 2.0 R2.1 CompactPCI specification, 3U Eurocard form factor.
- Rugged Industrial Connector: 100‑pin SCSI‑II female connector for secure, high‑density signal interfacing.
- Software Support: Compatible with Windows 7/8.1 x86/x64 and Linux; drivers and SDKs available for LabVIEW®, MATLAB®, C/C++, Visual Basic, and Visual Studio .NET.
- Diagnostic LEDs: Four user‑programmable LEDs for system status indication and debugging.
- Geographic Addressing: Supports CompactPCI slot number identification via backplane geographic addressing.
- High Reliability: Designed for continuous operation in industrial environments with extended temperature and humidity tolerance.

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### 3. Technical Specifications

Form Factor: 3U CompactPCI (PICMG 2.0 R2.1 compliant)
Bus Interface: 32‑bit, 5 V CompactPCI bus
I/O Connector: 100‑pin SCSI‑II female (rear I/O)
Isolation Voltage: 5000 V RMS (channel‑to‑system)
Number of Channels: 64 isolated digital outputs
Output Type: Open‑collector Darlington transistor (ULN2803A)
Output Voltage Range: 5 V DC (min) – 35 V DC (max)
Sink Current:
- Single channel ON: 500 mA @ 24 V
- All channels ON: 120 mA @ 24 V
Power Dissipation: Max 2.25 W per 8‑channel group
Throughput: 10 kHz (0.1 ms response time)
Supply Voltage: +5 V @ 560 mA typical
On‑board Isolated +5 V Output: 150 mA
Dimensions: 160 mm × 100 mm (6.24 in × 3.9 in)
Operating Temperature: 0 °C – 60 °C (32 °F – 140 °F)
Storage Temperature: −20 °C – 80 °C (−4 °F – 176 °F)
Relative Humidity: 5 % – 95 %, non‑condensing
Weight: Approx. 200 g (typical for 3U cPCI card)
Cooling: Convection (no active cooling required)

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### 4. Functionality

The cPCI‑7434R provides 64 optically isolated digital output channels that can drive external loads such as relays, solenoids, lamps, or other logic devices. Each output channel uses a Darlington transistor array configured for open‑collector operation. When a channel is activated (“ON”), current flows through the transistor to ground, energizing the connected load. When deactivated (“OFF”), the transistor is open, and no current flows.

Common Ground Configuration:
All output channels share a common ground (IGND) and a common external power supply (VDD). This simplifies wiring for devices that share a single supply rail.

Rear I/O Operation:
The card interfaces through the CompactPCI J2 connector to a rear transition module (e.g., DB‑100RU), providing access to the 100‑pin SCSI‑II connector at the rear of the chassis. This configuration is ideal for embedded or rack‑mounted systems requiring front‑panel cable management.

Use Cases and Applications:
- Industrial automation and process control
- Machine status indication and alarm signaling
- Relay and solenoid actuation
- PLC and SCADA system expansion
- Laboratory instrumentation and test automation
- Event and frequency generation
- Low‑level pulse and timing control

Compatibility:
- CompactPCI backplanes compliant with PICMG 2.0 R2.1
- ADLINK NuDAQ/NuIPC software architecture
- Supported OS: Windows 7/8.1 (32/64‑bit), Linux
- Supported APIs: LabVIEW®, MATLAB®, C/C++, Visual Basic, Visual Studio .NET

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### 5. Components & Accessories

Included Items:
- cPCI‑7434R board (3U CompactPCI module)
- ADLINK software CD (drivers, SDKs, utilities)
- User’s Manual and Software Installation Guide
- Rear I/O transition board (DB‑100RU) for rear I/O access

Optional Accessories:
- DIN‑100S‑01: Terminal board with one 100‑pin SCSI‑II connector and DIN‑rail mounting (cables not included).
- ACL‑102100‑1: 100‑pin SCSI‑II cable (1 m, mating with AMP‑787082‑9).
- 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:
- Rear I/O via CompactPCI J2 connector
- 100‑pin SCSI‑II female interface on transition module

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### 6. Installation & Setup

System Requirements:
- CompactPCI chassis with available 3U peripheral slot
- +5 V DC power supply (560 mA typical)
- Compatible operating system (Windows 7/8.1 or Linux)

Installation Procedure:
1. Power off the CompactPCI system and disconnect all peripherals.
2. Insert the cPCI‑7434R into an available 3U CompactPCI slot.
3. Secure the card using the front‑panel screws.
4. Connect the rear I/O transition board (DB‑100RU) to the backplane J2 connector.
5. Attach the 100‑pin SCSI‑II cable to the transition board if external wiring is required.
6. Power on the system; the BIOS will automatically assign resources (Plug‑and‑Play).
7. Install ADLINK drivers and software utilities from the provided CD.

Configuration:
- No manual address or interrupt configuration required (PnP compliant).
- LED indicators can be controlled via software for diagnostics.
- Slot number identification available through geographic addressing.

Caution:
Do not install the cPCI‑7434R into non‑ADLINK backplanes with incompatible rear I/O pinouts, as permanent damage may occur.

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### 7. Performance & Capabilities

Output Performance:
- Response Time: 0.1 ms (10 kHz throughput)
- Sink Current: Up to 500 mA per channel (single channel ON)
- Simultaneous Load: 120 mA per channel when all channels ON at 24 V
- Power Dissipation: 2.25 W per 8‑channel group
- Output Voltage Range: 5 V – 35 V DC

Electrical Isolation:
- 5000 V RMS isolation between channels and system ground
- Protects host PC from high‑voltage transients and ground loops

Reliability:
- Designed for continuous 24/7 operation in industrial environments
- Operating temperature range 0 °C – 60 °C
- Non‑condensing humidity up to 95 %

Limitations:
- Open‑collector outputs require external pull‑up or load connection to VDD.
- Not designed for AC load switching.
- Rear I/O configuration requires compatible transition module.

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### 8. Standards & Compliance

- CompactPCI Standard: PICMG 2.0 R2.1 compliant
- Bus Interface: 32‑bit, 5 V CompactPCI
- Isolation Standard: 5000 V RMS optical isolation
- Environmental Compliance: Designed for industrial temperature and humidity ranges
- Software Standards: Compatible with ADLINK PCIS‑DASK driver architecture
- Regulatory Compliance: CE and FCC (industrial class) compliant (per ADLINK manufacturing standards)

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### 9. Additional Information

Warranty:
- Two‑year limited warranty from date of shipment.
- Covers defects in materials and workmanship under normal use.
- Excludes damage from misuse, improper installation, or environmental factors.
- RMA service available via [www.adlinktech.com](http://www.adlinktech.com).

Support & Maintenance:
- Technical support via email:
- General Service: service@adlinktech.com
- Automation Products: automation@adlinktech.com
- NuDAQ/NuIPC Products: nudaq@adlinktech.com
- Telephone: +886‑2‑82265877
- Fax: +886‑2‑82265717
- Address: 9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan

Software & Updates:
- Drivers and SDKs included on ADLINK CD.
- Supported software environments:
- PCIS‑DASK: Windows 98/NT/2000/7/8.1 device driver and DLL library.
- PCIS‑LVIEW: LabVIEW® driver package.
- PCIS‑VEE: HP VEE driver package.
- DAQBench™: ActiveX control library for VB/VC++.
- PCIS‑DDE: DDE server for InTouch™ and other DDE clients.
- PCIS‑ISG: ISaGRAF™ IEC 1131‑3 SoftPLC driver.
- PCIS‑ICL: InControl™ driver.
- PCIS‑OPC: OPC server for OPC‑compliant clients.

Maintenance Recommendations:
- Handle the board using anti‑static precautions.
- Avoid exposure to high humidity or corrosive environments.
- Ensure adequate ventilation in CompactPCI chassis.
- Periodically inspect connectors and cables for wear or contamination.

Service Policy:
- Customers must obtain an RMA number before returning products.
- Transportation costs to ADLINK are borne by the customer.
- Products with altered serial numbers or unauthorized repairs are excluded from warranty.

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### Summary

The ADLINK cPCI‑7434R is a high‑density, high‑isolation 64‑channel digital output card engineered for industrial automation, process control, and laboratory instrumentation. Its 5000 V RMS isolation, rear I/O configuration, and robust 3U CompactPCI design make it ideal for embedded and rack‑mounted systems requiring reliable digital control. With comprehensive software support, wide output voltage range, and high current‑sink capability, the cPCI‑7434R delivers dependable performance in demanding environments while ensuring system safety and ease of integration.