TSI
Rotating Vane Anemometer VelociCalc 5725

Features:
- Reversible 4-inch (100 mm) head
- Calculates volumetric flow rate
- Sampling function records multiple point measurements
- Automatic averaging of air velocity
- Simultaneously displays velocity and temperature
- Logs 12,700+ samples with a time and date stamp
TSI
Indoor Air Quality Meter IAQ-Calc 7500 Series

Features:
- Measures and data logs multiple parameters such as CO₂, temperature, and humidity
- It calculate dew point, wet bulb temperature and percent of outside air
TSI
Q-Trak Indoor Air Quality Monitor 7575

Features:
- Simultaneously displays CO₂, CO, temperature and humidity measurements
- Calculates dew point, wet bulb and percent outside air
- One instrument with multiple plug-in probe options including VOC’s and air velocity
- Bluetooth communications
TSI
Q-Trak XP Indoor Air Quality Monitor 7585

Features:
- Measures PM1, PM2.5, PM10 size fractions and total particle concentration
- Accommodates up to 6 optional, pre-calibrated gas sensors (e.g., CO, H2S, NO2, NH3, etc.)
- Real-time temperature and barometric pressure density compensation for VOC and CO₂
- Simultaneously measures and logs up to 20 IAQ parameters
TSI
Heat Stress Monitor QUESTemp°

Features:
- Dry bulb, wet bulb, and globe temperature
- WBGT (indoor/outdoor index)
- Heat index (humidex)
TSI
EVM Environmental Monitor

Features:
- Particulate, gas and photoionization detector (PID) measurement from a single device
- Temperature, Relative humidity, CO₂, VOC
- Built-in sampling pump
- Rotary impactor
- 90° Light-scattering laser photometer
TSI
P-Trak Ultrafine Particle Counter 8525

Features:
- Real-time ultrafine particle counter
- Concentration range: 0 to 5 × 10⁵ particles/cm³
- Solves tough IAQ problems
- Easy to use
- Data log information
TESTO
Lux Meter Testo 540

Features:
- Measuring range: 0 to 99999 Lux.
- Ideal for spot checks of lighting conditions in workplaces.
- Includes hold function, min/max value display, and protective cap for storage.
- Sensor modeled on the human eye’s spectral sensitivity.
- Small, lightweight, and easy to carry.


