Product Details
The ABB 3BSE029997R1, also cataloged as the PFXC 141 Junction Box, operates as a dedicated hardware component for field signal distribution and wiring termination within ABB industrial measurement and control systems. Designed to route analog sensor and transducer cabling to processing electronics, the unit provides passive terminal routing housed in an enclosure weighing 2 kg net. Internal connection point assembly matches part configuration 56722011-11 to preserve signal continuity between field transmitters and system backplanes.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PFXC 141 (Part Number: 3BSE029997R1) |
| Brand | ABB |
| Origin | Sweden |
| Weight | 2 kg |
| Dimensions | Standard Industrial Enclosure Size |
| Operating Temp | -20 deg C to +60 deg C |
| Power Consumption | Passive Component (0 W) |
| Internal Component | 1 pc 56722011-11 Terminal Assembly |
| Frame Size | Spare Parts / Field Enclosure |
| Product Type | Junction Box |
Firmware Flash Compatibility
The ABB PFXC 141 Junction Box functions as a passive termination housing, operating with complete independence from controller firmware flash compatibility levels. Because the unit contains no active microprocessors or programmable logic arrays, field signals pass directly through internal terminal strip 56722011-11 without signal buffering or digital conversion, ensuring uninterrupted operation across controller software updates and backplane protocol modifications.
Frequently Asked Questions
Q: Does the PFXC 141 passive junction box require external power for operation?
A: No. The unit functions strictly as a passive electrical interface and terminal distribution box, requiring zero external power input.
Q: How is cable strain relief and shield continuity managed inside the junction box?
A: Shielded field cables entering the enclosure attach to internal ground bus bars via low-impedance grounding clamps, ensuring proper shield continuity to chassis earth without disturbing terminal wire routing.
Field Installation Guidelines
Mount the junction box securely to a rigid structural frame or wall using appropriate mechanical fasteners to prevent physical movement caused by plant vibration. Fasten all field cable glands to maintain the enclosure IP ingress protection rating and prevent moisture penetration. Wire incoming field conductors to internal terminal assembly 56722011-11 using specified torque limits. Connect all cable drain shields directly to the single-point chassis ground bar to suppress high-frequency electromagnetic interference before routing signals to host system controllers.
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.
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