Product Details
Configured for 24 VDC signal conditioning and discrete actuation in ABB Advant Controller 400 series racks, the ABB DSDX 180A 3BSE018297R1 (DSDX 180A Digital Input / Output Modules) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DSDX 180A |
| Order Code | 3BSE018297R1 |
| Brand | ABB |
| Origin | Sweden |
| Product Type | Digital Input / Output Modules |
| Number of Channels | 32 Channels (16 Inputs / 16 Outputs) |
| Voltage Rating | 24 VDC |
| Channel Type | DX |
| Dimensions | 238.5 mm x 324 mm x 18 mm |
| Weight | 0.35 kg |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | Rack backplane logic supply with external 24 VDC field power |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
Backplane Bus Communication & I/O Density Scaling
The ABB DSDX 180A board interfaces directly with the subrack backplane bus to transfer 16-channel discrete input states and 16-channel output control bytes to the main controller. Optocoupler circuits isolate field side 24 VDC signals from internal backplane bus communication trace logic. This 32-channel density scaling optimizes subrack slot utilization while maintaining deterministic status updating across high-frequency execution cycles without requiring hardware firmware flash updates.
Frequently Asked Questions
Q: How are the input and output channels allocated on the DSDX 180A board?
A: The board provides 32 total channels structured as 16 discrete input channels and 16 discrete output channels operating at a nominal 24 VDC field level.
Q: What precautions should be taken regarding field wiring ground loops during installation?
A: Field power supply returns must connect to a dedicated 24 VDC common terminal to prevent ground loop currents from interfering with backplane signal processing.
Field Installation Guidelines
- Isolate main rack power and field supply voltages before inserting or removing the module from the subrack slot.
- Align the board circuit edges with the subrack plastic guides and slide the card smoothly until backplane edge connectors mate.
- Tighten top and bottom retaining screws to secure the front panel and complete chassis earth bonding.
- Route 24 VDC discrete signal wiring through shielded field cables, keeping signal lines separated from high-voltage power conduits.
- Ground cable shields at the central cabinet ground bar using low-impedance grounding clamps.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.



























