What is relative humidity calibration?

Electrical calibration is the critical process of verifying the accuracy of a electrical measuring instrument by comparing its readings to a known and trusted standard. This ensures that the measurements provided by the device are reliable and consistent, a cornerstone for safety, quality, and efficiency across a multitude of industries.

The fundamental principle of electrical calibration involves placing the instrument under test alongside a reference device of higher accuracy. Any discrepancies between the two readings are recorded, and adjustments can be made to the instrument being tested to bring its readings in line with the standard. This process helps to counteract the natural drift and wear that can cause instruments to lose their accuracy over time.

Why is relative humidity calibration so important?

Humidity calibration is crucial for several reasons, particularly in industries and environments where accurate measurements of moisture in the air are essential. Here’s why it matters:

Accuracy of Measurements

Humidity sensors and instruments can drift over time due to aging, contamination, or environmental conditions. Regular calibration ensures:

• Reliable readings
• Minimized measurement errors
• Consistency across instruments

Quality Control & Compliance

In industries like pharmaceuticals, food processing, or electronics:

• Product quality depends on maintaining proper humidity levels.
• Regulatory standards (e.g., FDA, ISO) often require validated humidity measurements.
• Calibration certificates are needed for audits and compliance.

Preventing Damage

Inaccurate humidity readings can lead to:

• Condensation or corrosion in electronics or sensitive machinery
• Spoilage of products due to excess moisture or dryness
• Uncomfortable or unsafe environments in HVAC systems

Cost Efficiency

Uncalibrated sensors may lead to:

• Wasted energy (e.g., over-humidifying or over-dehumidifying spaces)
• Spoiled batches or recalls in production, resulting in financial loss
• Increased maintenance costs from environmental damage

Scientific and Research Integrity

In laboratories, climate chambers, and environmental testing:

• Precise humidity control is critical for repeatability and validity of results.
• Experimental reliability depends on known environmental conditions.

How Often Should Calibration Be Done?

Annually is typical for most applications.

More frequently in harsh environments or for critical processes.

Summary

Humidity calibration is essential to maintain accuracy, ensure compliance, protect assets, and optimize performance. It’s a small investment that prevents big problems.

Why relative humidity calibration at Minerva Calibrations?

We arrange the relative humidity measuring instrument calibration in our partner’s laboratories accredited according to ISO/IEC 17025 by their national accreditation body. This way, we can guarantee that your temperature calibration is traceable to SI. 

We firmly believe that calibration service is and will always be a human endeavour. That’s why we ensure you always have a dedicated contact person and personalized service. This is especially helpful if your instrument needs urgent maintenance.

We’re amazed ourselves: our team now works for over 1,000 clients in 69 countries. Most have built long-term partnerships with us. Why? We believe in technology, innovation, and communication.

Sending your instrument for repair or calibration is never a convenient time. We understand that perfectly. Don’t worry. In the Minerva online portal, you can track the service progress, from day one through delivery.

Advantages of relative humidity calibration

• Accurate and reliable humidity measurement
• Optimal performance of your instrument or machine
• Prevents waste
• Process improvement and profit optimalisation
• Detection of obsolete equipment

Relative humidity calibration costs

Every request is unique. That’s why we determine the cost based on the type of measuring instrument, the maximum accuracy of the instrument, and the measuring procedure. This way, you never pay too much. Calibrating a relative humidity instruments naturally has a different cost than maintaining a large device.

For a quote with an exact price, please send an email to sales@minerva-calibration.com. Briefly describe your situation and needs. Or click the quote request button below.