Description

The ABB PFRL101A-0.5KN (Order Code: 3BSE023314R0003) is a high-performance radial load cell from ABB’s renowned Pressductor® series, specifically engineered for precise measurement of web tension in continuous industrial processes . This sensor is part of a sophisticated web tension measurement system that ensures consistent material quality and process uptime in demanding applications .

Unlike conventional strain-gauge sensors that rely on physical deformation, the ABB PFRL101A-0.5KN employs ABB’s proprietary magneto-elastic (Pressductor®) technology, which translates applied radial force into a highly reliable, high-power low-impedance AC signal . This advanced sensing principle delivers exceptional durability, inherent overload protection, and outstanding long-term stability, making it the ideal solution for harsh, moisture-laden environments such as paper mills and coating lines .

 

Application Scenarios

In a high-speed paper mill producing premium coated paper, operators faced persistent quality issues due to web breaks and winding wrinkles caused by tension fluctuations. These issues resulted in thousands of dollars in material waste and costly downtime every month. By installing the ABB PFRL101A-0.5KN radial load cells on the shaft ends of the machine’s guide rollers, the mill achieved a precise, closed-loop tension control. The sensor’s robust Pressductor® technology and 0.01mm deflection ensure that even the slightest tension deviations are detected instantly, allowing the ABB PFEA controller to make corrections before they affect product quality . Since the upgrade, the mill has reduced material waste by over 40% and virtually eliminated unexpected web breaks, with the ABB PFRL101A-0.5KN performing reliably without drift or the need for frequent recalibration.

 

Parameters

Main Parameters	Value/Description
Product Model	PFRL101A-0.5KN
Order Number	3BSE023314R0003
Manufacturer	ABB
Product Category	Radial Load Cell / Web Tension Sensor
Measuring Technology	Pressductor® Magneto-Elastic (Magnetic)
Nominal Load (Range)	0.5 kN (approx. 112 lbf)
Measuring Direction	Radial
Overload Capacity	500% of nominal load (2.5 kN)
Accuracy Class	±0.5 %
Repeatability Error	< ±0.1 %
Deflection at Full Load	0.01 mm
Material	Stainless Steel (Corrosion Resistant)
Protection Rating	IP67
Operating Temperature	-20°C to +85°C
Spring Constant	50 kN/mm

 

 

Technical Principles and Innovative Values

Innovation Point 1: Pressductor® Magneto-Elastic Sensing Technology
Instead of the strain gauges found in conventional sensors, the ABB PFRL101A-0.5KN utilizes a patented magnetic principle. The magnetic properties of the sensor material change proportionally when subjected to mechanical force . This innovative approach yields a signal with inherently high power and low impedance, making it significantly more robust against electrical interference and environmental contaminants than standard sensors .

Innovation Point 2: Exceptional Overload Capacity and Robustness
The ABB PFRL101A-0.5KN is engineered for survival in harsh industrial environments. It can withstand overloads up to 500% of its rated capacity without damage or calibration shift . Its stiffness and 0.01mm deflection make it insensitive to shock loading, providing an unparalleled level of resilience in applications where web breaks or heavy startup forces are common .

Innovation Point 3: Calibration-Free Operation and Long-Term Stability
Because the Pressductor® principle is based on material properties rather than fine-foil strain gauges, the ABB PFRL101A-0.5KN is practically immune to drift, the bane of traditional load cells. It is calibration-free, significantly reducing installation, maintenance, and recalibration costs over its impressive lifespan .

Innovation Point 4: Rugged Design for Harsh Environments
With an IP67 protection rating and stainless steel construction, the ABB PFRL101A-0.5KN is fully protected against the dust, moisture, and chemical exposure common in converting, paper, and textile industries . The radial, shaft-mounted design allows for easy, direct integration into new or existing web processing machinery.