Product Details
The ABB DSAI 133 57120001-PS, also cataloged as the DSAI 133 Analog Input Modules, operates as a dedicated hardware component for high-density analog signal acquisition within ABB Advant Master process control systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DSAI 133 |
| Order Code | 57120001-PS |
| Brand | ABB |
| Origin | Sweden |
| Product Type | Analog Input Modules |
| Input Channels | 32 Channels |
| Input Configuration | Single-Ended Input |
| Signal Ranges | +10 V, +20 mA |
| Measurement Accuracy | 0.025% |
| Dimensions | 324 mm x 9 mm x 234 mm |
| Weight | 0.4 kg |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | Bus-powered via subrack backplane |
| RoHS Compliance | Exempt from 2011/65/EU under Article 2(4) |
| WEEE Category | 5. Small Equipment (No External Dimension More Than 50 cm) |
Backplane Bus Communication & I/O Density Scaling
The ABB DSAI 133 analog input board multiplexes 32 single-ended analog channels to convert field voltage (+10 V) and current (+20 mA) signals into digital execution data with 0.025% accuracy. Transmitted over the Advant Master backplane bus interface, high-density channel mapping reduces backplane slot consumption. Standardized bus timing and firmware flash compatibility enable deterministic real-time scan cycles across dense I/O node configurations.
Frequently Asked Questions
Q: What signal types and input configurations are supported by the DSAI 133 module?
A: The board supports 32 single-ended input channels designed for +10 V voltage or +20 mA current loops.
Q: Can the DSAI 133 module be hot-swapped while the subrack backplane is active?
A: Main backplane power to the slot must be isolated or the slot deactivated prior to module extraction to prevent bus logic corruption and electrical stress on high-density multiplexing circuits.
Field Installation Guidelines
- De-energize the target subrack slot before installing or removing the DSAI 133 card.
- Align the board edges precisely with the subrack guide tracks and insert until the rear edge connector firmly seats into the backplane receptacle.
- Fasten top and bottom retaining screws on the front panel to lock the assembly and complete the protective chassis ground path.
- Route single-ended analog signal cables in shielded twisted-pair runs isolated from AC high-voltage lines to maintain signal accuracy.
- Terminate field cable shields at the designated chassis grounding bus bar prior to applying system operating power.
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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