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Product Overview
The ABB PFEA112-20 (3BSE030369R0020) is a high-precision tension control module designed for industrial applications requiring accurate web tension measurement and control. It integrates seamlessly with load cells and other sensing devices, making it ideal for industries such as paper, textile, and packaging. The module features a user-friendly interface, multi-language support, and configurable output options, ensuring flexibility and reliability in various machine setups.
Product Specifications
| Parameter | Specification |
| Model | PFEA112-20 |
| Part Number | 3BSE030369R0020 |
| Manufacturer | ABB |
| Country of Origin | Sweden |
| Power Supply | 24 V DC (18–36 V) |
| Power Consumption | 7.5 W |
| Load Cell Inputs | 2 |
| Load Cell Excitation | 0.5 A rms, 330 Hz |
| Analog Outputs | 1 voltage (0–10 V), 1 current (4–20 mA) |
| Maximum Load (Voltage Output) | 5 mA |
| Maximum Load (Current Output) | 550 Ω |
| Step Response Time | 20 ms |
| Bandwidth | 40 Hz |
| Selectable Filter Settings | 15, 30, 75, 250, 750, 1500 ms |
| Display | 2×16 character LCD |
| Mounting Options | DIN rail or IP65 enclosure |
| Dimensions (WxHxD) | 86 x 136 x 58 mm |
| Weight | 0.5 kg |
Applications
The PFEA112-20 is suitable for a wide range of industrial applications that require precise web tension measurement and control:
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Paper and Pulp Manufacturing: Ensures consistent tension regulation, crucial for maintaining quality in paper production processes.
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Textile Industry: Manages tension in weaving, knitting, and finishing processes, ensuring consistent quality and fabric integrity.
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Packaging and Film Processing: Maintains uniform tension in film extrusion and packaging, vital for consistent film thickness and product quality.
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Printing Presses: Ensures perfect web tension in printing presses, improving print quality and preventing material damage.
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Metal Processing: Maintains accurate tension in metal strip processing, ensuring the integrity and quality of metal sheets.
Advantages
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High Precision and Speed: Offers a fast response time (20 ms) and excellent bandwidth (40 Hz), suitable for high-speed operations requiring precise tension control.
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Flexible Output Options: Provides both voltage and current outputs, allowing seamless integration into various control systems.
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User-Friendly Interface: Features a 2×16 character LCD display that provides real-time feedback on system status and tension values, along with easy-to-use configuration keys for parameter adjustments.
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Robust Design for Harsh Environments: With an optional IP65 enclosure, it can operate in environments exposed to dust, moisture, and temperature fluctuations.
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Selectable Filtering for Optimization: Allows selection of different filter settings, offering flexibility for different application needs and ensuring optimal performance.
Frequently Asked Questions (FAQ)
1. What distinguishes the PFEA112-20 from other tension controllers in the ABB lineup?
The PFEA112-20 offers enhanced flexibility with additional filter settings and improved bandwidth, making it more suitable for high-speed applications requiring fine-tuned tension control.
2. Can this module handle both symmetrical and asymmetrical tension configurations?
Yes, it can process both sum and differential signals from two load cells, supporting various tension setups depending on machine architecture.
3. How is the filtering of tension signals configured?
Users can choose from multiple digital filter time constants (15 to 1500 ms), allowing optimization for either fast-response applications or systems where signal stability is prioritized.
4. What type of feedback signal does the module provide to the control system?
The module can output both voltage (0–10 V) and current (4–20 mA) signals, providing flexibility to match a wide range of PLCs, drives, or controllers.
5. Is the PFEA112-20 suitable for high-speed production lines?
Absolutely. Its fast step response of 20 ms and 40 Hz bandwidth ensure reliable performance even in rapid web transport systems like printing presses or high-speed laminators.
6. What display features are included in the module?
The integrated 2×16 character LCD screen provides live tension readout and system status in multiple languages, facilitating diagnostics and parameter adjustments during operation.
7. Can the device be installed outside control cabinets?
Yes, when housed in an IP65-rated enclosure, the module can be mounted in environments exposed to dust, humidity, or vibration, offering flexibility in plant layouts.
8. What diagnostic features are integrated?
The module continuously monitors load cell integrity, excitation voltage, and signal quality, issuing alerts or status messages on the display when faults or deviations are detected.
9. Is the PFEA112-20 compatible with both analog and digital control systems?
It is primarily designed for analog signal output, but the clear display and parameter adjustment options make it easy to interface with digital supervisory systems through standard analog-to-digital converters.
10. How does the unit manage signal drift or long-term accuracy?
Drift is minimized through high-quality components and excitation control. Additionally, calibration and zeroing functions allow periodic adjustments to maintain accuracy over time.
Related or Same-Series Models (Tension/Load Control from ABB)
| Model | Part Number | Description |
| PFEA111-20 | 3BSE050090R20 | Tension control module, similar design with fewer outputs |
| PFEA112-65 | 3BSE030370R0065 | Enhanced tension control for high-load applications |
| PFEA113-20 | 3BSE030371R0020 | Multi-input tension control with advanced diagnostics |
| PFTL101A | 3BSE004160R1 | Load cell sensor module for web tension measurement |
| PFTL301E | 3BSE005236R1 | High-precision load cell with digital output for tension |
| PFEA112-10 | 3BSE030369R0010 | Basic model of the PFEA112 series for simple tension loops |
| PFEA112-30 | 3BSE030369R0030 | Variant with extended filtering capability |
| PFEA113-65 | 3BSE030371R0065 | Top-end controller with extended I/O for demanding systems |
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