Product Details
The ABB PFEA112-65 3BSE050091R65, also cataloged as the PFEA112-65 Tension Electronics, operates as a dedicated hardware component for load cell signal conditioning and web tension measurement within ABB Pressductor measurement systems. Housing an IP65 enclosure, the module accepts inputs from up to 2 load cells and converts mechanical stress signals into proportional voltage and current outputs (A+B) featuring adjustable digital filtering. The unit incorporates a local front display to monitor live values A, B, A+B, and A-B, alongside a Profibus-DP network interface for real-time fieldbus integration.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PFEA112-65 3BSE050091R65 |
| Brand | ABB |
| Origin | Sweden |
| Weight | 1.00 kg (2.20 lbs) net / 1.00 kg gross |
| Dimensions | Standard enclosure (IP65 sealed) |
| Operating Temp | Industrial operating limits |
| Power Consumption | Supplied via external DC process power |
| Load Cell Inputs | 2 channels |
| Analog Outputs | Voltage and current outputs (A+B) with adjustable filtering |
| Display | Integrated display (A, B, A+B, A-B readout) |
| Fieldbus Protocol | Profibus-DP |
| Degree of Protection | IP20 / IP65 enclosure depending on housing setup |
Profibus-DP Deterministic Networks and Firmware Flash Compatibility
The PFEA112-65 tension electronics module interfaces directly with master controllers via Profibus-DP deterministic networks, delivering high-speed cyclic exchange of tension measurement data and diagnostic states. Integrated firmware flash compatibility guarantees consistent parameter retention across power cycles and allows field updates without hardware replacement. High-velocity signal sampling minimizes loop latencies between the load cell transducer bridges and external drive speed regulators.
Frequently Asked Questions
Q: What mathematical processing functions can be displayed on the local display?
A: The front panel display provides real-time readout of individual channel values (A, B) as well as sum (A+B) and difference (A-B) calculations for dual load cell configurations.
Q: How is signal noise conditioned on the analog voltage and current outputs?
A: The module features user-configurable digital filtering on the output circuitry to suppress mechanical vibration frequencies and electrical interference before driving external automation hardware.
Q: Can the PFEA112-65 replace the older 3BSE030369R65 unit?
A: Yes. Part number 3BSE050091R65 is the direct replacement for former part number 3BSE030369R65.
Field Installation Guidelines
- Mount the IP65-rated enclosure securely on a flat vertical surface using anti-vibration isolation pads if installed near high-vibration equipment.
- Verify that all system electrical power is isolated prior to connecting load cell transducer wiring or Profibus-DP communications.
- Use fully shielded cables for all load cell signal lines and keep cabling separated from 480 VAC motor drives and high-current power conduits by at least 300 mm.
- Terminate the Profibus-DP network trunk line with a standard active bus termination resistor at both physical ends of the segment.
- Ground all cable shields at a single chassis grounding point inside the enclosure to avoid ground loops and preserve 12-bit analog signal resolution.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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