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DI-8(FIT)
Ethernet isolated 8 DI Module
210,00 EUR
including VAT 249.90 EUR
- Eight optically isolated digital inputs: Supports 12–24 VDC input range with photocoupler isolation for noise immunity.
- High noise resistance: Designed to meet IEC1000-4-4 Level 3 / EN61000-4-4 Level 3 standards for industrial environments.
- Compact DIN-rail mountable design: 25.2 mm (W) × 64.7 mm (D) × 94.0 mm (H), enabling dense installation in control panels.
- Stackable modular architecture: Connects directly to F&eIT controllers via the F&eIT bus without backplanes.
- Programmable interrupt capability: Each input can generate interrupts (IRQ5, IRQ7, or IRQ9) for event-driven control.
- Hardware digital filter: Configurable input filtering (0.25 µs to 131.072 ms) to suppress noise and contact bounce.
- LED status indicators: Eight green LEDs display input channel states for easy diagnostics.
- Device ID rotary switch: Allows assignment of unique IDs (0–7) for up to eight modules per controller.
- Wide environmental tolerance: Operates from 0–50°C, 10–90% RH (non-condensing).
- Industrial-grade reliability: Opto-isolation, surge protection, and robust mechanical design ensure long-term stability.
- High noise resistance: Designed to meet IEC1000-4-4 Level 3 / EN61000-4-4 Level 3 standards for industrial environments.
- Compact DIN-rail mountable design: 25.2 mm (W) × 64.7 mm (D) × 94.0 mm (H), enabling dense installation in control panels.
- Stackable modular architecture: Connects directly to F&eIT controllers via the F&eIT bus without backplanes.
- Programmable interrupt capability: Each input can generate interrupts (IRQ5, IRQ7, or IRQ9) for event-driven control.
- Hardware digital filter: Configurable input filtering (0.25 µs to 131.072 ms) to suppress noise and contact bounce.
- LED status indicators: Eight green LEDs display input channel states for easy diagnostics.
- Device ID rotary switch: Allows assignment of unique IDs (0–7) for up to eight modules per controller.
- Wide environmental tolerance: Operates from 0–50°C, 10–90% RH (non-condensing).
- Industrial-grade reliability: Opto-isolation, surge protection, and robust mechanical design ensure long-term stability.
1. Product Overview
Product Name: Ethernet Isolated 8 Digital Input Module
Model: DI-8(FIT)GY
Series: F&eIT Series (Factory and Enterprise IT)
Article Number: DI-8(FIT)
Manufacturer: CONTEC CO., LTD., Osaka, Japan
The CONTEC DI-8(FIT)GY is an isolated digital input device module designed for integration into the F&eIT distributed monitoring and control network. It provides eight optically isolated digital input channels for industrial automation and data acquisition systems. The module is part of CONTEC’s modular F&eIT architecture, which enables Ethernet-based distributed I/O systems for remote monitoring, control, and data collection. The DI-8(FIT)GY can be stacked with compatible controller units such as the CPU-SBxx(FIT)GY microcontrollers or CPU-CAxx(FIT)GY I/O controllers, and can be managed through web-based or Windows-based environments.
2. Key Features
- Eight optically isolated digital inputs: Supports 12–24 VDC input range with photocoupler isolation for noise immunity.
- High noise resistance: Designed to meet IEC1000-4-4 Level 3 / EN61000-4-4 Level 3 standards for industrial environments.
- Compact DIN-rail mountable design: 25.2 mm (W) × 64.7 mm (D) × 94.0 mm (H), enabling dense installation in control panels.
- Stackable modular architecture: Connects directly to F&eIT controllers via the F&eIT bus without backplanes.
- Programmable interrupt capability: Each input can generate interrupts (IRQ5, IRQ7, or IRQ9) for event-driven control.
- Hardware digital filter: Configurable input filtering (0.25 µs to 131.072 ms) to suppress noise and contact bounce.
- LED status indicators: Eight green LEDs display input channel states for easy diagnostics.
- Device ID rotary switch: Allows assignment of unique IDs (0–7) for up to eight modules per controller.
- Wide environmental tolerance: Operates from 0–50°C, 10–90% RH (non-condensing).
- Industrial-grade reliability: Opto-isolation, surge protection, and robust mechanical design ensure long-term stability.
3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Input Type | Photocoupler isolated input (supports current sink and source types) |
| Number of Inputs | 8 channels (8 points/common) |
| Input Voltage Range | 12–24 VDC ±15% |
| Input Resistance | 3 kΩ |
| Input ON Current | ≥ 3.4 mA |
| Input OFF Current | ≤ 0.16 mA |
| Response Time | ≤ 1 ms |
| External Circuit Power Supply | 12–24 VDC (4 mA/12 V to 8 mA/24 V per point) |
| Internal Power Consumption | 5 VDC ±5%, 150 mA (max.) |
| Isolation Method | Photocoupler isolation between input and logic circuits |
| Dimensions | 25.2 (W) × 64.7 (D) × 94.0 (H) mm (excluding protrusions) |
| Weight | 100 g |
| Mounting | 35 mm DIN rail (one-touch mechanism) |
| Connector Type | 12-pin screwless plug (Phoenix Contact MC1.5/12-GF-3.81) |
| Applicable Wire Size | AWG 28–16 (0.32–1.30 mm²) |
| Signal Cable Length | Up to 50 m (depending on wiring environment) |
| Operating Temperature | 0–50°C |
| Storage Temperature | –10–60°C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Corrosive Gas / Dust | Not allowed / Not excessive |
| Noise Immunity | AC line: 2 kV, Signal line: 1 kV (IEC1000-4-4 Level 3) |
| Vibration Resistance | 10–57 Hz, 0.15 mm amplitude; 57–150 Hz, 2.0 G |
| Shock Resistance | 15 G, 11 ms half-sine (IEC68-2-27) |
| Ground Type | D-type (former Class 3) |
4. Functionality
The DI-8(FIT)GY serves as an isolated digital input expansion module for F&eIT controllers. It converts external 12–24 VDC digital signals into logic-level inputs for processing by the host controller. Each input channel is optically isolated to prevent ground loops and protect against electrical noise.
Operation Principle:
- External sensors or switches provide digital signals to the module’s input terminals.
- Each input passes through a photocoupler circuit, isolating the field wiring from the logic circuitry.
- The module transmits the input state (ON = 1, OFF = 0) to the controller via the F&eIT bus.
- The controller can read input data directly through I/O address mapping or memory mapping.
Use Cases:
- Industrial automation systems for monitoring sensors, switches, and limit detectors.
- Factory data acquisition and process control.
- Distributed I/O systems for Ethernet-based remote monitoring.
- Integration with PLCs, SCADA, or HMI systems via F&eIT controllers.
Compatibility:
- Micro Controller Units: CPU-SBxx(FIT)GY series
- I/O Controller Modules: CPU-CAxx(FIT)GY series
- Monitoring & Control Servers: SVR-MMF(FIT)GY, SVR-MMF2(FIT)
- I/O Assist Servers: SVR-IOA(FIT)GY, SVR-IOA2(FIT)GY
5. Components & Accessories
Included Items:
- DI-8(FIT)GY module (1 unit)
- Interface connector plug (Phoenix Contact FRONT-MC1.5/12-ST-3.81)
- CD-ROM (F&eIT Series Setup Disk with drivers and manuals)
- First Step Guide (Quick Start Manual)
Optional Accessories:
- Power Supply Units (POW-AD22GY, POW-DD10GY, etc.)
- Cooling Fan (FAN-FIT, extends operating temperature to 60°C)
- DIN rail mounting hardware (standard 35 mm rail)
- Additional connector plugs (Phoenix Contact compatible)
Connectors:
- 12-pin screwless terminal block for external wiring
- Stack connector for F&eIT bus interconnection
6. Installation & Setup
Mounting:
- The module mounts directly onto a 35 mm DIN rail using a one-touch latch mechanism.
- Modules can be stacked horizontally with other F&eIT device modules.
- All wiring and indicators are front-accessible for ease of maintenance.
Device ID Configuration:
- A rotary switch on the front panel sets the Device ID (0–7).
- Up to eight modules can be connected to a single controller.
Wiring:
- Use AWG 28–16 wires; strip 9–10 mm insulation before insertion.
- Tighten terminal screws securely; avoid pulling on cables.
- Connect external 12–24 VDC power supply for input circuits.
Connection Example:
- Inputs X0–X7 connect to external sensors or switches.
- COM0 and COM1 serve as common terminals for input groups.
- The module interfaces with the controller via the F&eIT bus connector.
Safety Precautions:
- Power off the controller before connecting or removing modules.
- Avoid exposure to moisture, vibration, or corrosive gases.
- Do not modify or open the module casing.
7. Performance & Capabilities
- Input Response: ≤ 1 ms per channel
- Digital Filter: Configurable from 0.25 µs to 131.072 ms (21 steps)
- Interrupt Handling: Each input can trigger interrupts (IRQ5, IRQ7, IRQ9)
- Signal Extension: Up to 50 m cable length (depending on environment)
- Reliability: Opto-isolation ensures stable operation in noisy environments
- Power Efficiency: Consumes only 150 mA at 5 VDC
- Scalability: Up to eight modules per controller, total current ≤ 3.0 A
Limitations:
- No output channels (input-only module)
- Requires external 12–24 VDC for input circuits
- Must be used with compatible F&eIT controllers
8. Standards & Compliance
- EMC Compliance: IEC1000-4-4 Level 3 / EN61000-4-4 Level 3
- Static Discharge Resistance: Contact 4 kV, Air 8 kV (IEC1000-4-2 Level 2/3)
- Vibration & Shock: JIS C0040 / IEC68-2-6 and JIS C0041 / IEC68-2-27 compliant
- FCC Certification: Class A digital device (Part 15)
- CE Marking: Available for most models in the F&eIT series
- Grounding: D-type (former Class 3) industrial grounding standard
These certifications ensure the DI-8(FIT)GY meets industrial-grade electromagnetic compatibility and safety requirements for deployment in manufacturing and process control environments.
9. Additional Information
Warranty:
- One-year limited warranty from the date of purchase.
- Covers defects in materials and workmanship under normal use.
- Excludes damage from misuse, modification, or improper installation.
Support & Service:
- Technical support available through CONTEC offices worldwide.
- Free driver and firmware updates downloadable from [www.contec.com](http://www.contec.com).
- Return Merchandise Authorization (RMA) required for repairs.
Maintenance:
- Periodically inspect ventilation slits and connectors for dust or debris.
- Store in a dry, temperature-controlled environment when not in use.
- Dispose of the module according to local electronic waste regulations.
Software Support:
- Compatible with CONTEC’s API-SBP(W32) and API-CAP(W32) driver libraries.
- Supports Windows XP/2000/NT/Me/98 and Linux (via IO-LIB(LNX)).
- Diagnostic utilities and sample programs included on CD-ROM.
Integration Example:
- When connected to a CPU-CA20(FIT)GY controller, the DI-8(FIT)GY can be monitored remotely via Ethernet using CONTEC’s I/O Assist Server or Monitoring & Control Server.
- Input data can be visualized in SCADA or Excel through DDE communication.
Environmental & Safety Notes:
- Operating temperature: 0–50°C (extendable to 60°C with FAN-FIT).
- Humidity: 10–90% RH, non-condensing.
- Avoid exposure to corrosive gases or excessive dust.
- Ensure total stack current does not exceed 3.0 A.
Summary
The CONTEC DI-8(FIT)GY is a robust, compact, and highly reliable isolated digital input module designed for Ethernet-based distributed I/O systems. It provides eight optically isolated input channels with superior noise immunity, programmable filtering, and interrupt capabilities. Its modular F&eIT architecture allows seamless integration with CONTEC’s microcontrollers, I/O controllers, and web-based monitoring servers, enabling flexible and scalable industrial automation solutions. With DIN-rail mounting, low power consumption, and compliance with international EMC and safety standards, the DI-8(FIT)GY is ideal for factory automation, process monitoring, and remote data acquisition applications.
Product Name: Ethernet Isolated 8 Digital Input Module
Model: DI-8(FIT)GY
Series: F&eIT Series (Factory and Enterprise IT)
Article Number: DI-8(FIT)
Manufacturer: CONTEC CO., LTD., Osaka, Japan
The CONTEC DI-8(FIT)GY is an isolated digital input device module designed for integration into the F&eIT distributed monitoring and control network. It provides eight optically isolated digital input channels for industrial automation and data acquisition systems. The module is part of CONTEC’s modular F&eIT architecture, which enables Ethernet-based distributed I/O systems for remote monitoring, control, and data collection. The DI-8(FIT)GY can be stacked with compatible controller units such as the CPU-SBxx(FIT)GY microcontrollers or CPU-CAxx(FIT)GY I/O controllers, and can be managed through web-based or Windows-based environments.
2. Key Features
- Eight optically isolated digital inputs: Supports 12–24 VDC input range with photocoupler isolation for noise immunity.
- High noise resistance: Designed to meet IEC1000-4-4 Level 3 / EN61000-4-4 Level 3 standards for industrial environments.
- Compact DIN-rail mountable design: 25.2 mm (W) × 64.7 mm (D) × 94.0 mm (H), enabling dense installation in control panels.
- Stackable modular architecture: Connects directly to F&eIT controllers via the F&eIT bus without backplanes.
- Programmable interrupt capability: Each input can generate interrupts (IRQ5, IRQ7, or IRQ9) for event-driven control.
- Hardware digital filter: Configurable input filtering (0.25 µs to 131.072 ms) to suppress noise and contact bounce.
- LED status indicators: Eight green LEDs display input channel states for easy diagnostics.
- Device ID rotary switch: Allows assignment of unique IDs (0–7) for up to eight modules per controller.
- Wide environmental tolerance: Operates from 0–50°C, 10–90% RH (non-condensing).
- Industrial-grade reliability: Opto-isolation, surge protection, and robust mechanical design ensure long-term stability.
3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Input Type | Photocoupler isolated input (supports current sink and source types) |
| Number of Inputs | 8 channels (8 points/common) |
| Input Voltage Range | 12–24 VDC ±15% |
| Input Resistance | 3 kΩ |
| Input ON Current | ≥ 3.4 mA |
| Input OFF Current | ≤ 0.16 mA |
| Response Time | ≤ 1 ms |
| External Circuit Power Supply | 12–24 VDC (4 mA/12 V to 8 mA/24 V per point) |
| Internal Power Consumption | 5 VDC ±5%, 150 mA (max.) |
| Isolation Method | Photocoupler isolation between input and logic circuits |
| Dimensions | 25.2 (W) × 64.7 (D) × 94.0 (H) mm (excluding protrusions) |
| Weight | 100 g |
| Mounting | 35 mm DIN rail (one-touch mechanism) |
| Connector Type | 12-pin screwless plug (Phoenix Contact MC1.5/12-GF-3.81) |
| Applicable Wire Size | AWG 28–16 (0.32–1.30 mm²) |
| Signal Cable Length | Up to 50 m (depending on wiring environment) |
| Operating Temperature | 0–50°C |
| Storage Temperature | –10–60°C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Corrosive Gas / Dust | Not allowed / Not excessive |
| Noise Immunity | AC line: 2 kV, Signal line: 1 kV (IEC1000-4-4 Level 3) |
| Vibration Resistance | 10–57 Hz, 0.15 mm amplitude; 57–150 Hz, 2.0 G |
| Shock Resistance | 15 G, 11 ms half-sine (IEC68-2-27) |
| Ground Type | D-type (former Class 3) |
4. Functionality
The DI-8(FIT)GY serves as an isolated digital input expansion module for F&eIT controllers. It converts external 12–24 VDC digital signals into logic-level inputs for processing by the host controller. Each input channel is optically isolated to prevent ground loops and protect against electrical noise.
Operation Principle:
- External sensors or switches provide digital signals to the module’s input terminals.
- Each input passes through a photocoupler circuit, isolating the field wiring from the logic circuitry.
- The module transmits the input state (ON = 1, OFF = 0) to the controller via the F&eIT bus.
- The controller can read input data directly through I/O address mapping or memory mapping.
Use Cases:
- Industrial automation systems for monitoring sensors, switches, and limit detectors.
- Factory data acquisition and process control.
- Distributed I/O systems for Ethernet-based remote monitoring.
- Integration with PLCs, SCADA, or HMI systems via F&eIT controllers.
Compatibility:
- Micro Controller Units: CPU-SBxx(FIT)GY series
- I/O Controller Modules: CPU-CAxx(FIT)GY series
- Monitoring & Control Servers: SVR-MMF(FIT)GY, SVR-MMF2(FIT)
- I/O Assist Servers: SVR-IOA(FIT)GY, SVR-IOA2(FIT)GY
5. Components & Accessories
Included Items:
- DI-8(FIT)GY module (1 unit)
- Interface connector plug (Phoenix Contact FRONT-MC1.5/12-ST-3.81)
- CD-ROM (F&eIT Series Setup Disk with drivers and manuals)
- First Step Guide (Quick Start Manual)
Optional Accessories:
- Power Supply Units (POW-AD22GY, POW-DD10GY, etc.)
- Cooling Fan (FAN-FIT, extends operating temperature to 60°C)
- DIN rail mounting hardware (standard 35 mm rail)
- Additional connector plugs (Phoenix Contact compatible)
Connectors:
- 12-pin screwless terminal block for external wiring
- Stack connector for F&eIT bus interconnection
6. Installation & Setup
Mounting:
- The module mounts directly onto a 35 mm DIN rail using a one-touch latch mechanism.
- Modules can be stacked horizontally with other F&eIT device modules.
- All wiring and indicators are front-accessible for ease of maintenance.
Device ID Configuration:
- A rotary switch on the front panel sets the Device ID (0–7).
- Up to eight modules can be connected to a single controller.
Wiring:
- Use AWG 28–16 wires; strip 9–10 mm insulation before insertion.
- Tighten terminal screws securely; avoid pulling on cables.
- Connect external 12–24 VDC power supply for input circuits.
Connection Example:
- Inputs X0–X7 connect to external sensors or switches.
- COM0 and COM1 serve as common terminals for input groups.
- The module interfaces with the controller via the F&eIT bus connector.
Safety Precautions:
- Power off the controller before connecting or removing modules.
- Avoid exposure to moisture, vibration, or corrosive gases.
- Do not modify or open the module casing.
7. Performance & Capabilities
- Input Response: ≤ 1 ms per channel
- Digital Filter: Configurable from 0.25 µs to 131.072 ms (21 steps)
- Interrupt Handling: Each input can trigger interrupts (IRQ5, IRQ7, IRQ9)
- Signal Extension: Up to 50 m cable length (depending on environment)
- Reliability: Opto-isolation ensures stable operation in noisy environments
- Power Efficiency: Consumes only 150 mA at 5 VDC
- Scalability: Up to eight modules per controller, total current ≤ 3.0 A
Limitations:
- No output channels (input-only module)
- Requires external 12–24 VDC for input circuits
- Must be used with compatible F&eIT controllers
8. Standards & Compliance
- EMC Compliance: IEC1000-4-4 Level 3 / EN61000-4-4 Level 3
- Static Discharge Resistance: Contact 4 kV, Air 8 kV (IEC1000-4-2 Level 2/3)
- Vibration & Shock: JIS C0040 / IEC68-2-6 and JIS C0041 / IEC68-2-27 compliant
- FCC Certification: Class A digital device (Part 15)
- CE Marking: Available for most models in the F&eIT series
- Grounding: D-type (former Class 3) industrial grounding standard
These certifications ensure the DI-8(FIT)GY meets industrial-grade electromagnetic compatibility and safety requirements for deployment in manufacturing and process control environments.
9. Additional Information
Warranty:
- One-year limited warranty from the date of purchase.
- Covers defects in materials and workmanship under normal use.
- Excludes damage from misuse, modification, or improper installation.
Support & Service:
- Technical support available through CONTEC offices worldwide.
- Free driver and firmware updates downloadable from [www.contec.com](http://www.contec.com).
- Return Merchandise Authorization (RMA) required for repairs.
Maintenance:
- Periodically inspect ventilation slits and connectors for dust or debris.
- Store in a dry, temperature-controlled environment when not in use.
- Dispose of the module according to local electronic waste regulations.
Software Support:
- Compatible with CONTEC’s API-SBP(W32) and API-CAP(W32) driver libraries.
- Supports Windows XP/2000/NT/Me/98 and Linux (via IO-LIB(LNX)).
- Diagnostic utilities and sample programs included on CD-ROM.
Integration Example:
- When connected to a CPU-CA20(FIT)GY controller, the DI-8(FIT)GY can be monitored remotely via Ethernet using CONTEC’s I/O Assist Server or Monitoring & Control Server.
- Input data can be visualized in SCADA or Excel through DDE communication.
Environmental & Safety Notes:
- Operating temperature: 0–50°C (extendable to 60°C with FAN-FIT).
- Humidity: 10–90% RH, non-condensing.
- Avoid exposure to corrosive gases or excessive dust.
- Ensure total stack current does not exceed 3.0 A.
Summary
The CONTEC DI-8(FIT)GY is a robust, compact, and highly reliable isolated digital input module designed for Ethernet-based distributed I/O systems. It provides eight optically isolated input channels with superior noise immunity, programmable filtering, and interrupt capabilities. Its modular F&eIT architecture allows seamless integration with CONTEC’s microcontrollers, I/O controllers, and web-based monitoring servers, enabling flexible and scalable industrial automation solutions. With DIN-rail mounting, low power consumption, and compliance with international EMC and safety standards, the DI-8(FIT)GY is ideal for factory automation, process monitoring, and remote data acquisition applications.
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