ABB PFEA112‑65 3BSE050091R65 Tension Measurement Electronic Unit

The ABB PFEA112‑65, part number 3BSE050091R65, is a high‑precision tension electronic amplifier designed for two Pressductor load cells. It converts tension sensor signals into standard analog output and calculates sum and difference tension values for web process control.

This DIN‑rail mounted unit features a multi‑language LCD display, configurable digital filtering and built‑in diagnostic functions. Original production has been discontinued. It is widely supplied as aftermarket spare parts for printing, paper, film and textile production line maintenance and upgrading.

Main Specifications

1. Brand: ABB; Model:PFEA112‑65, Part No:3BSE050091R65; Type:Tension Electronics Amplifier
2. Load Cell Input:2‑channel, compatible with Pressductor strain gauge tension sensors
3. Power Supply:24VDC(18‑36VDC), power consumption 7.5W, frequency 45‑65Hz
4. Signal Output:Scalable analog voltage and current outputs, adjustable digital filter
5. Operation Interface:2×16‑character multi‑language LCD and setting function keys
6. Installation:IP20 DIN rail mounting, operating temperature ‑10℃ ~ +55℃
7. Supply Status:Original production discontinued, available as tested surplus or refurbished spare parts

Core Functions

1. Receive tension signals from two load cells and perform high‑precision signal conditioning and conversion.
2. Calculate total tension and tension difference in real time and transmit analog signals to PLC or drive systems.
3. Adjust digital filtering parameters to suppress vibration noise and improve measurement stability.
4. Onboard continuous self‑diagnosis and error prompting to simplify equipment maintenance.
5. Store maximum tension value for mechanical load monitoring and equipment protection.
6. Serve as the tension signal processing unit for closed‑loop web tension control systems.

Application Scenarios

1. Tension monitoring and closed‑loop control for paper, plastic film, textile and printing production lines.
2. Spare amplifier replacement and routine maintenance of existing ABB Pressductor tension systems.
3. Technical renovation and stability improvement of old‑generation winding and slitting machinery.
4. On‑site troubleshooting and replacement of faulty tension electronics on running web processing machines.
5. Spare‑parts stocking for system integrators and industrial automation maintenance contractors.
6. Global aftermarket spare supply for technicians maintaining obsolete ABB tension measurement hardware.

FAQ

1. Q:How many load cells can PFEA112‑65 connect?
   A:It supports 2 Pressductor tension load cells for web tension detection.
2. Q:What output signals does this unit provide?
   A:It provides configurable analog voltage and current outputs for upper control systems.

3. Q:Is this tension amplifier still in original production?
   A:ABB has stopped manufacturing this model, only tested surplus and refurbished spare units are available.