ABB PFXC141 3BSE029997R1 | Precision Tension Measurement Junction Box

Description

The ABB PFXC141, identified by part number 3BSE029997R1, is a specialized industrial junction box designed for use with ABB’s Pressductor® PillowBlock tension measurement systems. This unit serves as the critical interconnection point between the tension load cells (sensors) and the control electronics (tension electronics). It is engineered to maintain high signal integrity for millivolt-level signals in harsh industrial environments, ensuring accurate web tension measurement in continuous processing lines.

For technical documentation and inventory status, visit the PFXC141 3BSE029997R1 product page.

Product Specifications (Datasheet)

General Parameters

• Product ID: 3BSE029997R1
• Model Designation: PFXC141
• Application: Junction box for Pressductor® Load Cells
• Capacity: Typically supports connection for two load cells (Left/Right side)
• Protection Class: IP65 (NEMA 4 equivalent) – Protected against dust and water jets

Physical and Origin Data

• Dimensions: 175 mm x 125 mm x 75 mm
• Weight: 1.10 kg
• Material: Robust cast aluminum or high-impact polycarbonate (version dependent)
• Country of Origin: Sweden
• Cable Entries: Multiple sealed glands for sensor and output cabling

Application Fields

The PFXC141 is a staple in industries utilizing continuous web processing:

• Paper & Pulp: Monitoring wire and felt tension in paper machines.
• Metals Industry: Tension control in steel and aluminum cold-rolling mills.
• Converting & Printing: Managing substrate tension in high-speed printing presses and laminators.
• Textiles: Ensuring consistent fabric tension during dyeing and finishing processes.

Product Usage Instructions

1. Mounting Location: Install the junction box as close to the load cells as possible to minimize the length of low-level signal cables. Mount the box on a vibration-free surface.
2. Cable Preparation: Use specialized shielded twisted-pair cables recommended by ABB. Ensure that the cable shields are correctly terminated inside the box to the designated grounding terminals to prevent EMI interference.
3. Sealing: Ensure all unused cable entries are plugged with the provided seals. Properly tighten the cable glands to maintain the IP65 rating, especially in “wet end” paper mill applications.
4. Wiring: Follow the specific wiring diagram for your load cell model (e.g., PFTL series). Double-check for “cold” solder joints or loose screw terminals, as these will cause signal drift in tension readings.

Common Questions & Answers (Q&A)

Q: Can I use a standard electrical junction box instead of the PFXC141? A: While a standard box provides physical connection, the PFXC141 is specifically designed with the correct terminal spacing and grounding architecture required for high-impedance Pressductor signals. Using standard boxes often results in signal noise and measurement inaccuracies.

Q: Does the PFXC141 contain any active electronics or amplifiers? A: No, it is a passive device. Its primary purpose is to provide a secure, shielded, and environmentally protected termination point for sensor wiring before the signal reaches the tension electronics.

Q: How many load cells can be connected to a single PFXC141? A: It is designed to facilitate the connection of one pair of load cells (one for each side of the measurement roller) to a single cable lead back to the controller.

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One year warranty, special discount after sale
The company focuses on DCS, PLC, robot, large servo four systems
The main products are all kinds of module/card, controller, touch screen, servo drive
The company's advantages: the supply of imported original products, professional production of accessories
Fast delivery time, complete supply, The seller has more than $1526000 worth of industrial control products inventory
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[service contact information]
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E-mail: dcsplcsales@gmail.com
Contact Person: Simon
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