Air particle counter TES-5200

digitalopticalUSB

Particle mass & particle counter in a single handheld unit. Six mass ranges and eight particle sizes. User K-factors setting for special particulate with different densities. Integrated temperature / humidity sensor (no need for external add-on). Flow rate 2.83 L / minute (0.1 CF / minute). Rechargeable battery provides up to 4 hours of continuous operation (charge time 2.5 hours). Buffer function allows storing and redisplay of up to 500 measurement data sets. SD storage device. SPECIFICATIONS Optical system Sideway light-scattering method Light source Laser diode Laser product class Class , IEC 60825-1 / EN 60825-1 Mass: Mass concentration ranges PM1, PM2.5, PM4, PM7, PM10, and TSP Concentration range 0 to 1000μg/m3 Sample time 1 minute (2.83 L / min) Particle: Counting Efficiency 100% for particles > 0.45μm (per JIS B9921:1997) Sample flow rate 2.83 L / min Maximum particle concentration 70,000 particles / L (coincidence loss max. 5%) Measurement time 6 s. (0.01CF), 21 s. (1L), 1 min. (0.1 CF, 2.83L), 3 min. 32 s (10L), 10 min. (1 CF, 28.3L), any length (MANUAL), any length (1 s. to 59 min. 59 s.) Relative Humidity ±7%, 20% to 90% non-condensing Temperature ±3°C, 10°C to 40°C (50°F to 104°F) Buffer function Store and recall values for up to 500 measurements Temperature / humidity measurable range 10°C to 40°C, 20% to 90%RH (approximate) Power requirements Built-in battery or AC adapter Battery Rechargeable Lithium-ion (Li-ion) battery. Charged from supplied AC adapter when power is ON (charge time 2.5 hours). AC adapter Output voltage : DC12V, 3A