ABB PFEA112‑20 3BSE050091R20 Tension Control Amplifier

ABB PFEA112‑20 (3BSE050091R20) is a high‑precision Pressductor tension control amplifier module. It receives measuring signals from ABB PFTL series tension load cells, performs signal conditioning and real‑time tension calculation, and outputs analog control signals for constant tension closed‑loop regulation for web‑processing equipment.

This DIN‑rail mounted unit is equipped with local LCD display and operation keys, supports PROFIBUS‑DP fieldbus communication. It features adjustable digital filter and channel fault diagnosis. Widely used as replacement spare‑parts for paper‑making, printing, textile and metallurgy production‑line maintenance and retrofit projects.

Main Specifications

Brand: ABB
Model: PFEA112‑20, Part No.3BSE050091R20
Product Type: Tension Control Amplifier Electronics
Input: Dual‑channel for Pressductor load cell sensors
Fieldbus: PROFIBUS‑DP communication interface
Power Supply: 24 VDC industrial power supply
Mounting: Standard DIN rail installation
Display: Local LCD screen with operation keypad
Certification: UL, CE industrial compliance certification
Operating Temperature Range:‑10°C ~ +55°C

Core Functions

Acquire and condition weak measurement signals from ABB PFTL series tension load cells
Real‑time tension value calculation, support sum‑mode and difference‑mode measurement algorithms
Adjustable digital filter suppresses vibration and electromagnetic interference from production‑line environment
Output analog control signals to drive brakes, clutches and servo actuators for constant‑tension closed‑loop control
PROFIBUS‑DP bus realizes tension data transmission and parameter interaction with upper‑level PLC/DCS system
Local LCD display for on‑site parameter setting, tension value reading and alarm status checking
Built‑in fault diagnosis detects sensor breakage, signal loss and module hardware abnormality
DIN‑rail mounting structure facilitates installation and spare‑part replacement during on‑site maintenance
High measuring accuracy avoids web‑material wrinkling, stretching and breaking in winding‑unwinding process
Provide core tension measuring and control hardware for web‑processing automation hardware station

Application Scenarios

Paper‑making production line web tension measuring and closed‑loop control cabinet configuration
Printing & packaging industry film and paper winding‑unwinding tension‑control projects
Textile industry fabric processing equipment tension‑monitoring and regulation scenarios
Metallurgy foil production line high‑precision tension‑measurement application projects
Industrial renovation projects, tension‑amplifier replacement and production‑line system upgrade
Legacy ABB Pressductor tension‑system spare‑parts replacement and field‑maintenance scenarios
DIN‑rail cabinet spare‑parts backup for aged web‑processing industrial facilities
ABB tension‑measurement spare‑parts inventory and on‑site production‑line cabinet maintenance supporting projects

HOT module：（click to view）

ABB 5SHY3545L0009 3BHB013085R0001