Posts by MadgeTech Marketing

About MadgeTech Marketing:

Founded in 1996, MadgeTech takes pride in maintaining our production process entirely out of our headquarters in Warner, New Hampshire. Proudly known as an industry expert, MadgeTech data logging solutions are sold in more than 100 countries around the world to the world’s most regulated industries, providing the validation needed for compliance and quality control.

Humidity Control in Pharmaceutical Packaging Areas

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At first glance, a pharmaceutical packaging room may seem straightforward. Bottles move down filling lines, blister packs are sealed, and cartons are assembled for shipment. But behind the scenes, the surrounding air plays a quiet yet important role in protecting the quality of the final product.

Humidity is one of the environmental factors that packaging teams monitor closely. Many pharmaceutical products are sensitive to moisture, and even small changes in humidity can affect both the medication and the packaging materials.

Packaging operations rely on materials such as paperboard cartons, adhesive labels, blister films, and protective inserts. When humidity levels rise, these materials can begin to absorb moisture from the air. Labels may lose adhesion, cartons may warp slightly, and packaging components may not perform as expected during high-speed production. For certain moisture-sensitive drug products, elevated humidity can also influence long-term product stability.

Because packaging environments are influenced by HVAC systems, production activity, and seasonal weather changes, humidity levels do not always remain perfectly stable. A busy production shift or frequent material movement between rooms can introduce subtle environmental changes that are not immediately noticeable.

Continuous environmental monitoring helps facilities maintain better visibility into these conditions. By tracking both temperature and humidity inside packaging areas, teams can observe how environmental conditions behave throughout the day and across production cycles.

Monitoring devices, such as the RFRHTemp2000A wireless temperature and humidity data logger, can be placed in packaging rooms to record environmental conditions over time. The collected data allows quality teams to review trends and confirm that packaging environments remain within defined operating ranges.

In pharmaceutical packaging, protecting product integrity often comes down to controlling details that are easy to overlook. Monitoring humidity levels helps ensure that both packaging materials and finished products remain stable from the production line to the patient.

Refrigerated Transport Monitoring for Fresh Produce Distribution

Tractor pulling a trailer with crates in a produce field; overlay text reads 'Refrigerated Transport Monitoring for Fresh Produce Distribution' Posted on by

A truck filled with fresh produce may travel hundreds—or even thousands—of miles before it reaches its final destination. Inside the trailer are pallets of fruits and vegetables harvested only days earlier, each one depending on stable refrigeration to maintain freshness along the way.

From the moment produce leaves the farm or processing facility, temperature control becomes one of the most important factors in protecting product quality. Fresh fruits and vegetables continue to respire after harvest, and exposure to temperatures outside recommended ranges can accelerate spoilage, shorten shelf life, and affect texture and flavor.

Refrigerated trailers are designed to maintain these conditions during transport, but real-world shipping environments can introduce challenges. Trailers may be opened repeatedly during loading, outside temperatures can vary widely during long routes, and airflow within the trailer may not cool every area evenly. Even brief temperature changes during transit can influence how produce performs once it reaches retailers.

Monitoring systems help provide visibility into these conditions.

By placing temperature data loggers inside refrigerated trailers or within produce shipments, distributors can track how temperatures behave throughout the journey. Instead of relying solely on thermostat readings from the refrigeration unit, the logger records temperature conditions directly within the cargo space where the produce is stored.

Devices such as the Temp101A temperature data logger can be placed within transport containers to record temperature readings throughout the shipment. Once the trailer reaches its destination, the recorded data can be reviewed to verify that appropriate cold chain conditions were maintained during transit.

These temperature records often reveal insights that might otherwise be missed. They can highlight areas of uneven cooling, identify temperature changes during loading periods, or reveal routes where environmental conditions place additional strain on refrigeration systems.

For produce distributors, understanding what happens inside a refrigerated trailer helps ensure that fresh products arrive at markets in the best possible condition.

Data Logger Calibration: Why It Matters and How Often to Do It

Cover image for an article about data logger calibration, showing a calibration graphic and the title 'Data Logger Calibration: Why It Matters and How Often to Do It' Posted on by

Data loggers play an important role in monitoring environmental conditions across industries such as pharmaceuticals, food production, laboratories, and manufacturing. These devices collect temperature, humidity, or other environmental data to help ensure that processes and storage conditions remain within acceptable limits. However, the accuracy of that data depends on one key factor: proper calibration.

Calibration is the process of verifying that a data logger’s readings match a known reference standard. Over time, sensors can drift slightly due to normal use, environmental exposure, or aging components. Even small measurement inaccuracies can affect the reliability of recorded data, particularly in environments where strict temperature or humidity control is required.

For organizations operating in regulated industries, accurate monitoring data is essential for demonstrating compliance with quality standards and internal procedures. If a data logger is not properly calibrated, the recorded information may not accurately reflect actual environmental conditions. This can create uncertainty when reviewing historical records or responding to inspections and audits.

Regular calibration helps ensure that monitoring equipment continues to perform as expected. During calibration, a logger is compared against a certified reference instrument under controlled conditions. If deviations are identified, adjustments or corrections can be made so that the device continues to provide accurate readings.

How often calibration should occur depends on several factors, including the type of sensor, the environment in which it operates, and internal quality policies. Many organizations follow an annual calibration schedule, while others may require more frequent verification for critical applications or high-precision environments.

Maintaining a consistent calibration schedule not only supports data accuracy but also helps build confidence in monitoring systems. When environmental data can be trusted, facilities are better equipped to make informed decisions, demonstrate compliance, and maintain stable operating conditions across their processes.