What Preparations Are Required Before Formal Sample Testing with a Halogen Moisture Analyzer
Proper installation, maintenance, a suitable operating environment, and regular temperature calibration and weighing calibration are necessary measures to ensure that a halogen moisture analyzer maintains good performance during use. In this article, you will learn about the preparations required before formal sample testing with a rapid halogen moisture analyzer.
Rapid Halogen Moisture Analyzer
(Click image to enlarge)
Rapid halogen moisture analyzers are widely used to measure moisture in materials across industries. Designed on the loss-on-drying (thermogravimetric) principle, the instrument integrates a weighing module, heating module, and intelligent control system. Operate and maintain it strictly per the instructions; good routine maintenance is essential for long-term accuracy.
A VicoMeter guide to installing a rapid halogen moisture analyzer and preparing it before use, ensuring accurate results in daily operation over time.
VM-E01 Halogen Moisture Analyzer（0.1mg/0.0001g）
Because measurement relies on high-precision weighing, results depend closely on placement. Place the instrument on a stable, fixed, grounded work surface (a marble platform is recommended for stability).
A leveling bubble sits at the rear center of the work surface: if centered, the instrument is level; otherwise adjust the two leveling feet at the base. Re-level after every relocation to maximize accuracy.
Use the analyzer under normal laboratory or industrial metrology room conditions for better weighing stability and accuracy. If such conditions are unavailable, follow these guidelines to keep the analyzer in optimal condition:
a. Keep the workspace clean and dry, 5–35°C, humidity below 85%; optimal 20°C ± 5°C and 50%–60% RH;
b. Place the instrument on a stable, fixed, grounded surface (marble platform recommended), away from vibration; use an anti-vibration balance table if needed;
c. Keep the bench away from doors and windows to minimize the effects of air currents and sunlight on the analyzer;
d. Keep the instrument away from magnetic objects or field-generating equipment to avoid interference;
e. Avoid connecting to large machines or interference-generating equipment;
f. Dry environments easily generate static electricity — take countermeasures to protect the instrument;
g. Ensure good ventilation, especially when testing toxic or corrosive samples;
h. Do not use the instrument for extended periods in high-humidity or high-dust environments;
i. When moved from a colder to a warmer environment, moisture condenses inside the instrument, affecting accuracy and reliability. Leave it unplugged at room temperature for 2 hours before powering on and warming up.
After installation, connect the power cord between the instrument's rear socket and a properly grounded outlet. Ungrounded power may cause interference, affect testing, and seriously damage the instrument. For best results, place the instrument on a fixed, grounded platform and warm up at least 30 minutes.
VM-E10 Halogen Moisture Analyzer（1mg/0.001g）
Calibration means testing and adjusting the instrument to match reference values. Weighing and temperature determine accuracy, so both calibrations are essential in use. Calibrate before first use or after the environmental or human changes described here; see the supplier's product manual for procedures.
A rapid halogen moisture analyzer is a precision heating-and-weighing instrument and must be maintained like any precision lab instrument. The importance of weighing is directly reflected in repeatability and weighing accuracy e (covered in"Explanation of Halogen Moisture Analyzer Technical Specifications"), and is critical to the accuracy of final data. Weighing calibration is required when:
Calibrate the instrument periodically during routine maintenance.
Recalibrate when ambient temperature changes.
Recalibrate when the instrument is moved or its level changes.
Recalibrate after servicing.
Recalibrate when restarting after long-term storage.
VM-E50 Halogen Moisture Analyzer (0.005 g/5 mg)
Temperature decisively affects accuracy: too low prolongs measurement or leaves moisture unevaporated; too high scorches samples or volatilizes components. Calibration is required when:
Recalibrate when ambient temperature changes.
Recalibrate when results show large errors.
Recalibrate after servicing.
Recalibrate when restarting after long storage (or periodically).
Recently Viewed Products
Copyright © Jiangsu Victor Instrument Meter Co., Ltd. All rights reserved | Sitemap | Technical Support: VicoMeter Operations Center
