VelociCalc Multi-Function Ventilation Meter 9565-A TSI

VelociCalc Multi-Function Ventilation Meter 9565-A TSI

Advanced HVAC Diagnostic Tool with Articulated Probe and Comprehensive Sensing

The VelociCalc® 9565-A TSI is a handheld, multi-function ventilation meter designed for advanced indoor environmental quality (IEQ) and HVAC system analysis. Equipped with the articulated, telescopic probe Model 966, this meter accurately measures air velocity, temperature, humidity, differential and barometric pressure, while also accommodating dual K-type thermocouples for additional thermal measurements.

Featuring a high-resolution graphical display and intuitive menu-driven interface, the VelociCalc Multi-Function Ventilation Meter 9565-A TSI is engineered for quick setup, real-time monitoring, and effortless data collection in demanding environments such as cleanrooms, laboratories, and critical ventilation systems.

This meter supports data logging with various formats, Bluetooth communication, and is compatible with smart plug-in probes, making it a versatile tool for HVAC professionals, IAQ investigators, and safety technicians.

Features and Benefits

• Articulated probe (Model 966) for measuring air velocity, temperature, and humidity

• Simultaneous measurement and display of up to five parameters

• Built-in differential and barometric pressure sensors

• Dual K-type thermocouple inputs for temperature measurement

• High-resolution graphical display for real-time multi-parameter viewing

• Bluetooth functionality for wireless data transfer and remote polling

• USB port for easy data export and charging

• Rugged, ergonomic housing with integrated probe holder

• Multiple logging formats for flexible data capture

• On-screen guidance and multilingual menu options for simplified operation

• Keypad lockout function prevents unintended adjustments during unattended use

Applications

• HVAC testing and airflow balancing

• Cleanroom performance verification

• Fume hood and biosafety cabinet certification

• IAQ monitoring and investigations

• Ventilation effectiveness and comfort studies

• Thermal load and process airflow testing

• Commissioning and routine maintenance

Specifications

• Model: 9565-A

• Velocity Range: 0 to 30 m/s

• Temperature Range: 0 to 60 °C

• Humidity Range: 0 to 95% RH

• Pressure Range: ±3735 Pa (±15 in. H₂O)

• Thermocouple: Dual K-type inputs

• Display: Graphic LCD, backlit

• Data Logging: 12,700+ samples, 100 test IDs

• Communication: USB, Bluetooth

• Power: 4 AA alkaline batteries

Included Items

• VelociCalc 9565-A main instrument

• 966 articulated probe

• Static pressure probe

• 8 ft. (2.4 m) tubing

• USB cable

• Carrying case

• Four AA batteries

• User manual

• Calibration certificate