GE WESDAC D20K I/O Module | Digital & Analog Card | GE Energy
$175.00
$565.00
Description
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
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Plug-in modular card compatible with D20/D200 chassis
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Supports multiple signal types: Digital Input (DI), Digital Output (DO), Analog Input (AI), Analog Output (AO)
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Hot-swappable for uninterrupted operation
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High optical/electrical isolation between channels and system bus
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Supports redundant power supply for critical reliability
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Rugged industrial-grade design suitable for harsh substation conditions
Technical Specifications
| Specification | Details |
|---|---|
| Model Family | WESDAC D20K I/O Modules |
| Signal Types Supported | Digital Input, Digital Output, Analog Input, Analog Output |
| Digital Input Range | 24 V DC nominal (wet or dry contact) |
| Digital Output Range | 24 V DC nominal, 0.5–1 A per channel (relay or transistor) |
| Analog Input Range | 0–5 V or 4–20 mA (configurable) |
| Analog Output Range | 4–20 mA (for actuator or transducer control) |
| Isolation | Optical/electrical, 1.5–2.5 kV between input and logic |
| Communication Interface | Internal D20 backplane bus (RS-485 / DLink) |
| Mounting | Plug-in card for D20 chassis |
| Operating Voltage | 24 V DC, 48 V DC, 125 V DC (model-specific) |
| Control/Output Channels | 8 or 16 channels (model-dependent) |
| Analog Input Channels | 8 or 16 channels depending on sub-model |
| Operating Temperature | –40°C to +70°C |
| Storage Temperature | –40°C to +85°C |
| Humidity | 5%–95% non-condensing |
| Dimensions | 120 × 60 × 40 mm |
| Weight | 0.3 kg |
Applications
The GE WESDAC D20K I/O Module is widely used in substation automation for:
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Monitoring switches, relays, sensors, and transducers
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Controlling actuators and protective devices
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Collecting analog and digital signals for SCADA integration
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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.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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