Comprehensive Product Summary: ADLINK PCI-9118HG/L High-Gain Analog Input Card

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### 1. Product Overview

Product Name: PCI-9118HG/L
Model: PCI-9118HG/L
Series: PCI-9118/L Series (High-Gain variant)
Article Number: 91-12255-102
Manufacturer: ADLINK Technology Inc.
Product Type: PCI Bus Analog Input (A/D) Data Acquisition Card
Form Factor: Half-size PCI card (173 mm × 102 mm)
Status: End-of-Life (EOL) – superseded by DAQ-2214 for full analog I/O functionality

The ADLINK PCI-9118HG/L is a high-performance, 12-bit, 333 kS/s analog input card designed for PCI bus systems. It belongs to the PCI-9118/L family, a simplified version of the original PCI-9118 series, retaining full analog input functionality but omitting analog output channels. The “HG” model denotes the high-gain configuration, optimized for precision low-voltage measurements with programmable gain up to ×1000.

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### 2. Key Features

- High-Speed Analog Input:
12-bit resolution with a maximum sampling rate of 333 kS/s.
Supports 16 single-ended or 8 differential analog input channels.

- Programmable Gain and Range:
Software-selectable gain settings of ×1, ×10, ×100, and ×1000.
Bipolar ranges: ±5 V, ±0.5 V, ±0.05 V, ±0.005 V.
Unipolar ranges: 0–10 V, 0–1 V, 0–0.1 V, 0–0.01 V.

- Channel-Gain Queue:
256-entry hardware queue allows high-speed scanning with different gains per channel and non-sequential channel order.

- Onboard FIFO Buffer:
1 k-sample A/D FIFO ensures reliable high-speed data acquisition under multitasking OS environments.

- Triggering and Timing:
Supports software, pacer (internal timer), and external triggers (TTL/5 V compatible).
Programmable pre-trigger, post-trigger, and about-trigger modes.
Burst mode and burst mode with sample-and-hold (SSH) supported.

- Digital I/O:
4 digital input and 4 digital output channels, TTL-compatible.

- Bus-Mastering DMA:
High-throughput, gap-free data transfer directly to system memory without CPU overhead.

- Robust Input Protection:
Continuous overvoltage protection up to ±35 V.
Input impedance of 1 GΩ ensures minimal loading on signal sources.

- Software Support:
Compatible with ADLINK’s PCIS-DASK driver library and supports LabVIEW®, HP-VEE™, DASYLab™, InTouch™, InControl™, ISaGRAF™, and OPC interfaces.

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### 3. Technical Specifications

Analog Input (A/D):
- Channels: 16 single-ended or 8 differential
- Resolution: 12 bits
- Conversion Time: 3 µs
- Sampling Rate: Up to 333 kS/s
- Input Coupling: DC
- Input Impedance: 1 GΩ
- Overvoltage Protection: ±35 V continuous
- Input Ranges (software programmable):
- Bipolar: ±5 V, ±0.5 V, ±0.05 V, ±0.005 V
- Unipolar: 0–10 V, 0–1 V, 0–0.1 V, 0–0.01 V
- Accuracy:
- Gain ×1: ±0.008% of FSR ±1 LSB
- Gain ×10: ±0.01% of FSR ±1 LSB
- Gain ×100: ±0.02% of FSR ±1 LSB
- Gain ×1000: ±0.04% of FSR ±1 LSB
- Channel-Gain Queue: 256 configurations
- FIFO Buffer: 1 k-sample

Digital I/O:
- Channels: 4 inputs, 4 outputs
- Logic Level: TTL/DTL compatible (5 V)
- Input Voltage:
- Low ≤ 0.8 V
- High ≥ 2.0 V
- Output Voltage:
- Low ≤ 0.5 V @ 8 mA
- High ≥ 2.7 V @ 400 µA

Triggering:
- Modes: Software, pacer, external (TTL 5 V)
- Acquisition Modes: Pre-trigger, post-trigger, about-trigger
- Burst Mode: Supported with or without sample-and-hold

Timer/Counter:
- Device: Intel/NEC 82C54, 3 × 16-bit counters
- Time Base: 4 MHz
- Pacer Rate: 0.0012 Hz to 333 kHz
- Counter 0: User-programmable
- Counters 1 & 2: Cascaded for A/D pacer

Physical & Environmental:
- Dimensions: 173 mm (L) × 102 mm (H)
- Connector: 50-pin SCSI-II female (DIN-50S)
- Operating Temperature: 0–55 °C
- Storage Temperature: –20–80 °C
- Humidity: 5–95% RH, non-condensing
- Power Requirements:
- +5 V @ 450 mA typical
- +12 V @ 200 mA typical
- –12 V @ 50 mA typical

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### 4. Functionality

Operation Principle:
The PCI-9118HG/L performs analog-to-digital conversion using a 12-bit successive approximation ADC. Input signals are multiplexed across 16 single-ended or 8 differential channels. The onboard FIFO and DMA controller enable continuous, high-speed data streaming to host memory.

Use Cases and Applications:
- Industrial process monitoring and control
- Laboratory data acquisition and signal analysis
- Energy management and environmental monitoring
- Automated test systems
- Security and event monitoring
- Waveform capture and transient analysis

Compatibility:
- PCI 2.1 compliant, 32-bit bus interface
- Supported OS: Windows 95/98/NT/2000 (via PCIS-DASK drivers)
- Software integration with LabVIEW®, HP-VEE™, DASYLab™, and OPC clients

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### 5. Components & Accessories

Included Items:
- PCI-9118HG/L card
- ADLINK software CD (drivers, utilities, manuals)
- Software Installation Guide

Optional Accessories:
- DIN-50S Termination Board: 50-pin SCSI-II connector with DIN-rail mounting
- ACL-10250 Cable: 1-meter 50-pin SCSI-II shielded cable

Connectors and Pinout:
- 50-pin SCSI-II female connector (CN1)
- Analog Inputs: AI0–AI15 (single-ended) or AIH0–AIH7 / AIL0–AIL7 (differential)
- Digital I/O: DI0–DI3, DO0–DO3
- Trigger and Timer: EXTTRG, TGIN, TGOUT, DOSTB, SSHO
- Power and Ground: ±15 V out, Vcc, AGND, DGND

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### 6. Installation & Setup

System Requirements:
- Available 32-bit PCI slot
- Windows 95/98/NT/2000 operating system
- Administrator privileges for driver installation

Installation Steps:
1. Power off the PC and disconnect peripherals.
2. Insert the PCI-9118HG/L into an available PCI slot.
3. Secure the card and reconnect system power.
4. Windows Plug-and-Play will detect the new device.
5. Install drivers from the ADLINK CD using the Software Installation Guide.

Configuration:
- No manual IRQ or I/O address settings required (Plug-and-Play).
- Analog input mode (single-ended/differential) selectable via software.
- Gain, range, and trigger modes configured through ADLINK utilities or API functions.

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### 7. Performance & Capabilities

Sampling Performance:
- Maximum throughput: 333,000 samples per second
- Conversion latency: 3 µs per channel
- Continuous acquisition supported via DMA

Data Transfer Modes:
- Polling: CPU reads data directly from FIFO.
- Interrupt: Hardware interrupt signals data ready.
- DMA: Bus-mastering for high-speed, CPU-independent transfer.

Triggering and Timing:
- Software trigger for manual acquisition.
- Pacer trigger for fixed-rate sampling using onboard 82C54 timer.
- External trigger for event-driven acquisition.
- Burst and SSH modes emulate simultaneous sampling.

Limitations:
- No analog output (D/A) channels on “/L” models.
- FIFO limited to 1 k-sample buffer.
- PCI bus only (no CompactPCI or PXI variant).

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### 8. Standards & Compliance

- Bus Interface: PCI Local Bus Specification Rev. 2.1 compliant
- Signal Levels: TTL/DTL compatible digital I/O
- Safety & Environmental:
- Operating temperature: 0–55 °C
- Storage temperature: –20–80 °C
- Humidity: 5–95% RH, non-condensing
- EMC Compliance: Designed for industrial environments (CE class B equivalent)
- Software Standards:
- OPC, DDE, ActiveX, and LabVIEW® driver support
- PCIS-DASK API for Windows 9x/NT/2000

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### 9. Additional Information

Calibration:
- Factory-calibrated prior to shipment.
- User calibration supported via 9118util.exe utility.
- Adjustable VR potentiometers for A/D full-scale and offset correction.
- Recommended recalibration interval:
- 3 months (industrial environments)
- 6–12 months (laboratory conditions)

Maintenance:
- Handle using anti-static precautions.
- Avoid exposure to excessive vibration or temperature fluctuations.
- Periodic verification of calibration recommended.

Software Utilities:
- 9118util.exe: Configuration, calibration, and functional testing tool.
- PCIS-DASK Library: Comprehensive API for C/C++, VB, Delphi.
- LabVIEW®/HP-VEE™ Drivers: Ready-to-use VIs and user objects.
- DAQBench™ ActiveX Controls: For VB/VC++ integration.

Warranty & Service:
- Standard 1-year limited warranty from date of purchase.
- Covers defects in materials and workmanship.
- Excludes damage from misuse, modification, or operation beyond specifications.
- Return-to-factory service; customer responsible for shipping and insurance.

End-of-Life Notice (EOL):
- EOL Publication Date: November 21, 2005
- Last Order Date: December 15, 2005
- Replacement Recommendation:
- For analog input only: simplified PCI-9118/L variant
- For analog input/output: DAQ-2214 series

Manufacturer Contact:
ADLINK Technology Inc.
9F, No.166 Jian Yi Road, Zhonghe District, New Taipei City, Taiwan
Tel: +886-2-8226-5877
Fax: +886-2-8226-5717 / +886-2-8226-5729
Website: [www.adlinktech.com](http://www.adlinktech.com)

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### Summary

The ADLINK PCI-9118HG/L is a robust, high-gain, 12-bit analog input card engineered for precision data acquisition in industrial and laboratory environments. With a 333 kS/s sampling rate, 1 k-sample FIFO, and flexible triggering modes, it provides reliable, high-speed analog data capture. Its programmable gain up to ×1000 enables accurate measurement of low-level signals, while the 256-entry channel-gain queue supports complex, multi-channel acquisition sequences.

Although discontinued, the PCI-9118HG/L remains a benchmark for PCI-based A/D acquisition cards, offering a balance of speed, accuracy, and configurability for legacy systems requiring stable, high-resolution analog input performance.