GE WESDAC D20K I/O Module | Digital & Analog Card | GE Energy

Product Description

The GE WESDAC D20K I/O Module is a high-performance interface card designed for the D20/D200 RTU family. It enables seamless integration between field devices and the D20K processor, supporting both digital and analog signals. Its modular design allows flexible expansion and easy maintenance in substation automation environments.

Key Features

• Plug-in modular card compatible with D20/D200 chassis

• Supports multiple signal types: Digital Input (DI), Digital Output (DO), Analog Input (AI), Analog Output (AO)

• Hot-swappable for uninterrupted operation

• High optical/electrical isolation between channels and system bus

• Supports redundant power supply for critical reliability

• Rugged industrial-grade design suitable for harsh substation conditions

Technical Specifications

Applications

The GE WESDAC D20K I/O Module is widely used in substation automation for:

• Monitoring switches, relays, sensors, and transducers

• Controlling actuators and protective devices

• Collecting analog and digital signals for SCADA integration

• Expanding RTU capacity in mission-critical energy management systems

FAQ

Q: Can this module be used with older D20/D200 systems?
A: Yes, it is fully compatible with the D20/D200 RTU chassis.

Q: Is it hot-swappable?
A: Yes, modules can be replaced without powering down the system.

Q: What signal types does it support?
A: Digital Input/Output and Analog Input/Output, configurable per module.

Q: How many channels are available per module?
A: Depending on the sub-model, 8 or 16 channels for both analog and digital I/O.

Q: What operating voltages are supported?
A: 24 V DC, 48 V DC, and 125 V DC depending on the module version.