Respirable Dust Sampler (PM10/PM2.5) – Technical Specification
Sampling Type:
High-volume air sampling for respirable dust fractions (PM10 / PM2.5).
Flow Rate:
Adjustable flow rate: 1 to 100 L/min (typical: 16.7 L/min for PM10).
Flow accuracy: ±5% of set value.
Particle Size Fractionation:
Complies with ISO/CEN/EN/USEPA standards for PM10 and PM2.5.
Cyclone or impactor-based size selection for precise respirable fraction.
Filter Holder:
Supports 47 mm or 37 mm diameter filters (PTFE, quartz, or glass fiber).
Easy loading and removal for sample analysis.
Pump:
Quiet, oil-free vacuum pump.
Continuous operation for 8–24 hours depending on flow and battery.
Power Supply:
AC mains (220V/110V) or rechargeable DC battery operation.
Low power consumption for field portability.
Sampling Duration:
Programmable timer for continuous or interval sampling.
Automatic shut-off at end of sampling.
Data Logging & Display:
Digital flow meter display with real-time flow rate monitoring.
Optional data logging for flow, volume, and time.
Calibration:
Pre-calibrated rotameter or electronic flow sensor.
Compatible with standard calibration instruments.
Environmental Conditions:
Operating temperature: 0°C to 50°C
Relative humidity: 10%–90% non-condensing
Portability & Construction:
Lightweight, corrosion-resistant body (aluminum/stainless steel).
Handle and case for field use.
Accessories:
Tripod stand or wall mount, spare filters, flow calibrator, battery charger.
Compliance:
Meets NIOSH, OSHA, and CPCB standards for respirable dust monitoring.
