Service brief for the exact FYQLA1-140R-3 designation
Pepperl+Fuchs FYQLA1-140R-3 is a logic amplifier used to evaluate a group of compatible 50FY sensors. This service brief separates the confirmed identity of FYQLA1-140R-3 from the installation choices that must be checked on site. The shared Pepperl+Fuchs main image is an illustrative category montage, not an exact photograph of FYQLA1-140R-3. Use the complete designation on the fitted label when enquiring or replacing the part.
Technical parameters at a glance
| Technical item | Verified value / selection note |
|---|---|
| Exact model | FYQLA1-140R-3 |
| Product role | logic amplifier |
| Sensors | Up to six compatible 50FY series sensors |
| Supply | 100 to 128 V AC, 50/60 Hz |
| Output | SPST normally open relay |
| Enclosure | Install in a suitable sealed enclosure |
| Variant check | Confirm the complete designation and current manufacturer documentation before replacement. |
Replacement file
Before ordering FYQLA1-140R-3, photograph the nameplate and document what is connected on each side of the device. Check supply, signal or mechanical interface, mounting, environmental exposure and the receiving controller. The table is a compact technical reference for FYQLA1-140R-3; a similar printed string can denote another function, rating or certification. Retain any parameter backup and the current drawing with the maintenance record.
Functional path
In operation, FYQLA1-140R-3 is intended to evaluate a group of compatible 50FY sensors. Establish the real input condition, the expected output response and the acceptance limit. Where an accessory, receiver, host card, reflector or magnet is required, include that matched part in the bill of materials. Do not infer that the picture or a neighbouring model code establishes compatibility for FYQLA1-140R-3.
Wiring and fit gate
At installation, Check the 120 V class supply, relay wiring and matched sensor types. Confirm power is isolated where required and compare the connector or terminals against the current manufacturer documentation for FYQLA1-140R-3. Verify safe-area and hazardous-area boundaries where applicable; the exact certificate and site wiring govern the final decision. Leave enough clearance for the fitted cable and normal service access.
Proof of operation
Commission FYQLA1-140R-3 with an observable, known condition rather than only checking an indicator lamp. Record at least two input states and their controller responses, then test the edge of the real working range where practical. If FYQLA1-140R-3 is part of a safety or Ex installation, use the site's approved proof-test procedure and exact approval documents. Save settings, photos and measured results so a later replacement can be compared reliably.
Buying note
A useful quotation request for FYQLA1-140R-3 includes the full code, quantity, site function, connection type, any mating accessory and required approval. Ask the supplier to confirm every changed suffix on a proposed alternative. This page does not declare that other visually similar codes are interchangeable with FYQLA1-140R-3; each requires its own data and fit review.
Visually related codes
The following model strings resemble FYQLA1-140R-3 in print. They are collected for search and stock recognition only; electrical and mechanical functions can differ. Verify every complete designation independently.
No additional same-pattern designation is grouped with FYQLA1-140R-3 in this selection.
Handover note
Keep the final FYQLA1-140R-3 nameplate photo, fit check and test record with the machine file. Re-check the exact model whenever the host, process or installation environment changes.
