Tech Tip - Product Sensing

March 12, 2025
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Setting Up and Mounting the Product Sensor for the FOX IV Applicators

When using a Photoelectric Sensor to trigger the apply cycle on the FOX IV Label Printer Applicator (LPA), use the following information to select and install the sensor on the production line.

Photoelectric Sensor Types and Installation

Sensor Types


First, there are three main types of photoelectric sensors. Your FOX IV representative can assist in selecting the correct sensor for your application. Sensor types are:

  • Diffused Reflective Sensor – Used for standard corrugated box applications.
  • Retro-reflective Sensor – Used typically for pallet applications or longer ranges.
  • Through Beam Sensor – Used when the product has a reflective, shiny, or irregular surface.

Installation

Follow these steps to install the sensor once the correct sensor for the application is chosen.
  • Locate a secure and stable place on the production line to mount the photocell mounting bracket.
  • The most common position to mount the bracket is upstream from and as close as possible to the labeling system. This will give you the most flexibility for adjustments.
  • he easiest sensor setting is “Light On-LO” mode. In this mode, the LPA will apply the label by triggering off of the leading edge of the product while in front of the sensor.
  • To position your label on the product, set the application delay value in the FOX IV LPA Setup Menu or move the sensor position left or right for the same adjustment.

NOTE:

All the sensors listed above are adjusted using the same method. Also make sure you adjust the sensitivity setting on the photoelectric sensor for the distance from the sensor to the product, making sure you are not sensing any other object past the initial product.

Let Us Solve Your Labeling Challenges

Let our experts help you to fulfill your labeling goals.  FOX IV's experienced team will evaluate your application and recommend the products that will best meet your requirements.

Contact FOX IV