Product Details
The ABB DSPU131 3BSE000355R1, also cataloged as the DSPU131 MA200 Interface Board, operates as a dedicated hardware component for high-speed sub-rack signal interfacing and bus processing within ABB MasterPiece 200 (MA200) automation platforms. The assembly processes digital and analog data exchanges between host processor units and local I/O sub-racks, executing continuous bus arbitration and signal transformation across backplane lines without software-induced propagation delay.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DSPU131 (3BSE000355R1) |
| Brand | ABB |
| Origin | Sweden (SE) / Germany (DE) |
| Weight | 0.42 kg (Net / Gross) |
| Dimensions | Standard MasterPiece 200 Sub-Rack Module Pitch |
| Operating Temp | 0 deg C to +55 deg C |
| Power Consumption | 5 VDC backplane bus power, max 8 W |
| Interface Type | MasterPiece MA200 Sub-Rack Bus Interface |
| Tariff Code | 85389091 |
Backplane Bus Communication Velocity & Interface Architecture
The DSPU131 interface board utilizes hardware-level bus transceivers engineered to maximize backplane bus communication velocity across the MasterPiece 200 rack structure. Built-in logic circuits validate signal transmission timings, ensuring firmware flash compatibility and deterministic data synchronization with central CPU modules. Channel arbitration hardware suppresses signal line noise and cross-talk, permitting high-density I/O frame communication while preserving system integrity during continuous rack scanning cycles.
Frequently Asked Questions
Q: Does inserting or extracting the DSPU131 module require a full system shutdown?
A: Yes. The MasterPiece 200 backplane interface requires that power to the local rack frame be isolated prior to module insertion or removal to prevent electrical arc damage to the bus edge connectors.
Q: How is logic power supplied to the onboard processing circuits of the DSPU131?
A: Power is drawn directly from the internal sub-rack power supply unit via the backplane bus interface connector at 5 VDC.
Q: What grounding method is required to reduce communication noise on the MA200 interface bus?
A: The circuit board grounds directly through the sub-rack guide rails and backplane ground plane. Ensure the card cage chassis frame is bonded to the main system ground bus with impedance below 1 ohm.
Field Installation Guidelines
Field deployment and replacement of the interface card require compliance with standard industrial electronic installation steps:
- System De-energization: Isolate main power feeds to the MasterPiece 200 rack. Verify complete de-energization of the backplane bus prior to unlatching existing hardware.
- Electrostatic Protection: Wear a grounded anti-static wrist strap throughout board handling. Keep the DSPU131 module inside its conductive shielding bag until immediate insertion.
- Mechanical Alignment: Align the printed circuit board edges carefully with the sub-rack card guides. Slide the board inward until the rear edge connector contacts the backplane header pins.
- Final Securing: Apply uniform pressure to the front panel ejector handles until fully seated. Tighten top and bottom panel retention screws to maintain solid mechanical grounding against the rack frame.
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.
Tech & Buying Guide
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Demystifying CPU Communication Ports in Siemens PLC Architectures
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Mastering the Siemens PLC Scan Cycle: How the CPU Executes Automation Programs
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