TSI Alnor LCA501 Air Velocity Meter

• Monitoring air velocity and temperature in HVAC systems to ensure optimal performance and compliance.
• Assessing airflow in laboratory fume hoods to maintain safe working environments and prevent contaminant exposure.
• Verifying air movement in cleanrooms and controlled environments for critical process integrity.
• Conducting air balancing and commissioning of ventilation systems in commercial and industrial buildings.
• Spot-checking air speeds in ducts, vents, and other air distribution points.

Measurement parameters

Typically measures air velocity, temperature, and volume flow.

Velocity range

For this class of equipment, velocity ranges commonly extend from approximately 0.2 m/s to 20 m/s.

Temperature range

Typically measures temperatures from -10°C to 60°C.

Display type

Commonly features a digital LCD with backlight for clear readings.

Power supply

Units of this type are typically battery-operated, often using AA or rechargeable battery packs.

Sensor type

This model uses a rotating vane anemometer for air velocity measurement.

Data logging

Some units in this category offer data logging capabilities for later analysis.

Connectivity

Advanced models may include USB or Bluetooth for data transfer to a PC.

• What is the typical accuracy for air velocity measurements on this type of device?

  Accuracy for rotating vane anemometers of this calibre is typically around ±1.0% of reading or ±0.02 m/s, whichever is greater. Buyers should consult the seller for the specific unit's calibration details.

• Is this unit suitable for high-temperature applications?

• Does this unit require regular calibration?

• Can this device measure airflow in very small ducts?

• What accessories are typically included with a used unit like this?

• What is the expected battery life for this type of handheld device?

Gas supply and monitoring systems are regarded as critical infrastructure in laboratory and pharmaceutical settings. Buyers typically prioritise reliability, accuracy of monitoring, and compliance with safety standards when purchasing used equipment. Key considerations include maintenance history, calibration records, and compatibility with existing facility systems. These systems generally offer good value when sourced from well-maintained stock, with durability and consistent performance being notable strengths. Proper verification of function and documentation remains essential before purchase.

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