Here’s a detailed English datasheet-style introduction for the GE Fanuc WESDAC D20 C / D20 Status Input Module, structured to ~800 words with tables, icons, and recommended similar products.
📘 GE Fanuc WESDAC D20 C / D20 Status Input Module
The GE Fanuc WESDAC D20 C / D20 Status Input Module is a high-performance digital input module designed for industrial automation systems. It provides reliable monitoring and acquisition of discrete status signals from field devices, enabling precise control, diagnostics, and real-time system monitoring. Built for durability and long-term operation, this module integrates seamlessly into GE Fanuc WESDAC control systems, making it suitable for power generation, oil & gas, chemical processing, and manufacturing automation environments.
⚙️ Product Datasheet
| Parameter | Specification |
|---|---|
| Manufacturer | GE Fanuc |
| Product Code | WESDAC D20 C / D20 |
| Type | Status Input Module |
| Input Channels | 16 discrete inputs per module |
| Input Voltage | 24 V DC nominal (18–30 V DC) |
| Input Current | 5–10 mA per channel |
| Input Impedance | 4.7 kΩ typical |
| Response Time | ≤ 1 ms |
| LED Indicators | Individual channel status and module power |
| Isolation | Optical isolation between inputs and logic circuits |
| Communication Interface | WESDAC proprietary bus compatible with Mark V/Mark VI systems |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% – 95% non-condensing |
| Shock & Vibration | IEC 60068-2 compliant |
| Mounting Type | Rack-mounted / Plug-in module |
| Enclosure Material | Industrial-grade plastic and metal frame |
| Dimensions (W × H × D) | 150 × 180 × 50 mm |
| Weight | ~1.1 kg |
| Compliance | CE, UL, RoHS |
| Country of Origin | USA |
⚡ Key Features
- High-Speed Digital Acquisition: Provides fast and reliable status monitoring of field devices.
- Rugged Industrial Design: Ensures long-term operation under harsh environmental conditions.
- Optical Isolation: Protects internal electronics from voltage spikes and electrical noise.
- LED Channel Indicators: Enables quick diagnostics and troubleshooting of input channels.
- Seamless Integration: Designed to work with GE WESDAC control systems for simplified system deployment.
- Wide Operating Range: Can operate reliably under extreme temperatures and humidity levels.
🛠️ Installation & Maintenance
- Installation: The module is plug-in style and must be installed in a compatible rack. Ensure proper seating and locking in the I/O chassis. Allow a minimum of 25 mm clearance around the module for heat dissipation.
- Electrical Connection: Use shielded wiring to minimize noise interference. Confirm correct polarity and voltage levels before powering the module.
- Grounding: Proper chassis grounding is required to maintain signal integrity.
- Maintenance: Periodic visual inspection of LEDs and terminal connections is recommended. Clean the module using dry compressed air only; avoid liquids or solvents.
- Diagnostics: LED indicators allow quick detection of open circuits, short circuits, or input faults.
🌐 Additional Resources
📋 Recommended Similar Models
| Model | Description | I/O Channels | Application |
|---|---|---|---|
| IS200TREGH1BDB | Digital I/O interface module for high-performance control | 16 Inputs / 16 Outputs | Power plants, industrial control |
| IS200TRELB2BDB | Solid-state output digital I/O module | 32 Outputs | Fast response systems |
| IS200TREDH1BDB | High-speed digital input module | 32 Inputs | Oil & gas automation |
| IS200TRELH1BDB | Relay-based digital output module | 16 Outputs | Field device actuation |
| Reliance DDS-LPS Module | Drive and power supply module for industrial automation | 25 A nominal | Heavy-duty industrial drives |
✅ The GE Fanuc WESDAC D20 C / D20 Status Input Module delivers high-speed, reliable digital signal monitoring in industrial automation systems. Its durable design, optical isolation, and LED diagnostics make it a dependable solution for critical applications, ensuring precise real-time control while simplifying maintenance and troubleshooting.
Do you want me to also prepare a visual diagram with labeled input channels and LED indicators for this module for easier field reference?
