Comprehensive Product Summary – PIO‑16/16TB(PCI)H

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### 1. Product Overview

Product Name: High‑Speed Isolated TTL‑Level Digital I/O Board for PCI
Model: PIO‑16/16TB(PCI)H
Series: PIO‑16/16TB PCI Series
Article Number: PIO‑16/16TB(PCI)H
Manufacturer: CONTEC CO., LTD. (Osaka, Japan)
Version: Ver.1.02

The CONTEC PIO‑16/16TB(PCI)H is a PCI‑compliant digital input/output interface board designed for high‑speed, optically isolated TTL‑level signal processing. It provides 16 opto‑isolated input channels and 16 opto‑isolated output channels, each capable of 1 µs response time. The board integrates an internal isolated 5 V DC, 600 mA power supply and supports both internal and external power configurations. It is compatible with Windows and Linux environments and includes driver libraries and LabVIEW VI support for rapid application development.

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### 2. Key Features

- Optical Isolation: Complete galvanic isolation between the PCI bus and I/O interface via optocouplers (HCPL‑2231), ensuring high noise immunity and protection against ground loops.
- High‑Speed TTL I/O: 16 × input and 16 × output channels, TTL‑level, negative logic, with 1 µs maximum response time.
- Interrupt Capability: All 16 input channels can be configured as interrupt sources; selectable rising or falling edge triggering.
- Digital Filtering: Built‑in digital filter suppresses noise and contact chattering; filter time programmable from 0.25 µs to 131.072 ms.
- Internal Isolated Power Supply: On‑board 5 V DC / 600 mA isolated supply for driving photo‑insulation circuits; selectable per port group via jumpers (JP2–JP5).
- Software Support:
- Windows drivers: API‑DIO(WDM) / API‑DIO(98/PC)
- Linux driver: API‑DIO(LNX)
- LabVIEW VI library: VI‑DAQ (free download)
- Compatibility: Connector‑pin compatible with previous PIO‑16/16TB(PCI) models.
- Noise Immunity: Optocoupler isolation and digital filtering ensure reliable operation in electrically noisy environments.
- Universal PCI Interface: 33‑bit, 33 MHz PCI bus with universal keying (supports both 3.3 V and 5 V slots).
- Compact Design: 176.41 mm × 105.68 mm × 19 mm, 130 g.
- Regulatory Compliance: CE, VCCI, RoHS compliant.

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|------------------|
| Bus Interface | PCI 33‑bit, 33 MHz, universal key (3.3 V / 5 V slots) |
| Input Type | Opto‑isolated TTL (negative logic) |
| Input Channels | 16 channels (all interrupt‑capable) |
| Input Resistance | 1.1 kΩ |
| Input Response Time | ≤ 1 µs |
| Output Type | Opto‑isolated TTL (negative logic) |
| Output Channels | 16 channels |
| Output Voltage | 5 V DC (max.) |
| Output Current | 6.4 mA typical per channel (4 TTL loads) |
| Output Response Time | ≤ 1 µs |
| Isolation Voltage | 500 Vrms dielectric strength |
| Power Consumption | Internal power: 5 V DC 1150 mA max / External power: 5 V DC 350 mA max |
| Operating Temperature | 0 – 50 °C |
| Operating Humidity | 10 – 90 % RH (non‑condensing) |
| Signal Cable Length | Approx. 5 m (max., depending on environment) |
| Dimensions | 176.41 (L) × 105.68 (H) mm |
| Weight | 130 g |
| Power Supply (PCI slot) | +5 V required (board does not operate on +3.3 V only) |
| Max. Boards per System | 16 boards |
| I/O Address Allocation | Any 32‑byte boundary |
| Certifications | CE, VCCI, RoHS |

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### 4. Functionality

Operating Principle:
The PIO‑16/16TB(PCI)H interfaces isolated TTL‑level digital signals between external devices and a host PC via the PCI bus. Each input and output channel is optically isolated, ensuring electrical separation between the PC and field devices. The board can use its internal isolated 5 V supply or an external 5 V supply to drive the optocoupler circuits.

Use Cases and Applications:
- Industrial automation and process control
- Machine status monitoring and control
- Data acquisition systems
- Laboratory instrumentation
- PLC / relay / sensor interfacing
- Test and measurement systems requiring high‑speed digital I/O

Compatibility:
- Software: Windows 7/Vista/XP/Server 2003/2000, Linux (Red Hat, TurboLinux)
- Programming Languages: Visual Basic, Visual C/C++, Visual C#, Delphi, C++ Builder, gcc
- Development Environments: LabVIEW via VI‑DAQ library

Logic Characteristics:
- Negative logic: “0” = High level, “1” = Low level
- All input signals are pull‑up configured; suitable for direct connection to relay or semiconductor switches.

Interrupt Handling:
- 16 input channels can generate interrupts.
- Trigger edge selectable (rising or falling).
- Interrupt mask and edge selection bits configurable via software.

Digital Filtering:
- Programmable filter time: 0 – 131.072 ms (21 steps).
- Formula: Filter time = 2ⁿ / (8 × 10⁶) seconds.
- Applies globally to all input channels.

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### 5. Components & Accessories

Included Items (Standard Package):
1. PIO‑16/16TB(PCI)H board × 1
2. First Step Guide × 1
3. Driver Library Disk (API‑PAC(W32)) × 1
4. Serial Number Label × 1
5. Product Registration Card & Warranty Certificate × 1

Optional Cables:
- Shielded 37‑Pin D‑SUB (Mold Type, both ends):
PCB37PS‑0.5P (0.5 m), PCB37PS‑1.5P (1.5 m), PCB37PS‑3P (3 m), PCB37PS‑5P (5 m)
- Flat Cable 37‑Pin D‑SUB (both ends):
PCB37P‑1.5 (1.5 m), PCB37P‑3 (3 m), PCB37P‑5 (5 m)
- Flat Cable 37‑Pin (one end):
PCA37P‑1.5 (1.5 m), PCA37P‑3 (3 m), PCA37P‑5 (5 m)
- Shielded Cable (one end, mold type):
PCA37PS‑0.5P (0.5 m), PCA37PS‑1.5P (1.5 m), PCA37PS‑3P (3 m), PCA37PS‑5P (5 m)

Optional Connectors:
- D‑SUB 37‑Pin Male Connector Set (5 pcs): CN5‑D37M

Optional Accessories:
- Screw Terminal (M3 × 37 P): EPD‑37A (“spring‑up” type)
- Screw Terminal (M3.5 × 37 P): EPD‑37
- General Purpose Terminal: DTP‑3A
- Screw Terminal: DTP‑4A
- Signal Monitor for Digital I/O: CM‑32L

*Note: Cables PCB37P‑1.5, PCB37PS‑0.5P, or PCB37PS‑1.5P required for terminal connection.*

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### 6. Installation & Setup

System Requirements:
- PCI slot (33 MHz, 33‑bit, +5 V supply)
- Compatible OS (Windows or Linux)
- Administrator privileges for driver installation

Hardware Setup Steps:
1. Install Software First: Run API‑PAC(W32) installer from CD‑ROM before mounting the board.
2. Set Board ID (SW1): Rotary switch 0–Fh for up to 16 boards in one system (factory default = 0).
3. Select Power Source (JP2–JP5): Choose internal or external 5 V supply per port group.
4. Mount Board: Insert into PCI slot with power off; secure bracket with screw.
5. Power On and Driver Detection: Windows “Found New Hardware” wizard installs driver automatically.
6. Initialize Software: Device recognized under “CONTEC Devices” in Device Manager.
7. Verify Operation: Use diagnostic utility to test I/O and interrupt functions.

Connector Details:
- Type: 37‑pin D‑SUB female (DCLC‑J37SAF‑20L9 by JAE)
- Thumb Screw: UNC #4‑40 (inch)
- Compatible Male Connectors: 17JE‑23370‑02(D8C) (DDK), FDCD‑37P (HIROSE), DC‑37P‑N (JAE)

Pin Assignments (CN1):
- I‑00 – I‑17: 16 input pins
- O‑20 – O‑37: 16 output pins
- Vcc: +5 V output or external supply input
- GND: Ground reference
- N.C.: Not connected

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### 7. Performance & Capabilities

- Speed: 1 µs maximum response for both input and output.
- Capacity: 16 inputs + 16 outputs (32 total channels).
- Efficiency: Low power consumption (350 mA external / 1150 mA internal).
- Interrupt Handling: Single INTA output aggregating 16 input interrupts.
- Digital Filter Range: 0.25 µs – 131.072 ms (21 steps).
- Isolation: 500 Vrms between PCI bus and I/O interface.
- Signal Extension: Up to 5 m recommended cable length.
- Limitations: Requires +5 V PCI supply; not operational in +3.3 V‑only slots.

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### 8. Standards & Compliance

- Electrical Safety: 500 Vrms isolation tested.
- Environmental: RoHS compliant (lead‑free construction).
- EMC: CE and VCCI certified for electromagnetic compatibility.
- PCI Specification: Compliant with PCI Local Bus Specification Rev. 2.2 (33 MHz, 33‑bit).
- Operating Environment: 0–50 °C, 10–90 % RH (non‑condensing).

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### 9. Additional Information

Warranty:
Limited three‑year warranty against defects in materials and workmanship. Covers electronic circuitry only; excludes physical damage or misuse. RMA required for service.

Support & Maintenance:
- Technical support and driver updates available at [www.contec.com](http://www.contec.com)
- Diagnostic utilities and sample programs included with API‑PAC(W32).
- Periodic inspection recommended to ensure clean connectors and secure mounting.

Software Updates:
- Updated drivers and libraries downloadable from CONTEC website.
- VI‑DAQ for LabVIEW available free for integration with NI environments.

Safety & Handling Precautions:
- Do not install or remove board with power on.
- Avoid exposure to flammable or corrosive gases.
- Prevent electrostatic discharge by using proper grounding.
- Ensure adequate power supply capacity for all installed boards.

Storage & Disposal:
Store in original anti‑static packaging at room temperature, away from moisture and magnetic fields. Dispose of in accordance with local electronic waste regulations.

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### Summary

The CONTEC PIO‑16/16TB(PCI)H is a robust, high‑speed, optically isolated digital I/O board engineered for industrial and laboratory automation systems requiring reliable TTL‑level interfacing. Its 16 input and 16 output channels, 1 µs response time, and comprehensive software support make it ideal for real‑time control and data acquisition applications. With universal PCI compatibility, programmable digital filters, and full interrupt support, it offers both performance and flexibility for developers and system integrators. Compliance with CE, VCCI, and RoHS standards ensures safe and environmentally responsible operation in professional environments.