🏆 CEM DT-9883M — Professional Multifunction Particle Counter

“Breathe with confidence. Measure with precision.”

Backed by 20+ years of CEM R&D expertise in particle sensor technology, the DT-9883M is the ultimate all-in-one air quality instrument for professionals who demand precision.

📣 Key Selling Points

🏆 PROFESSIONAL PARTICLE COUNTER: CEM with 20+ years of R&D expertise in particle sensors. Using the MIE scattering principle, detects 6 particle sizes simultaneously: 0.3μm, 0.5μm, 1μm, 2.5μm, 5μm and 10μm.
💨 PARTICLE CONCENTRATION CHANNEL: Determines suspended particle concentration in air using gravimetric method. PM2.5/PM10: 0–500 μg/m³.
✅ ISO CERTIFIED: Every CEM DT-9883M includes an ISO calibration certificate. Combined with German precision pump, Parker filter, and world-class suppliers for maximum accuracy.
💾 POWERFUL MULTIFUNCTIONAL MEMORY: Stores 20 minutes of video and 5,000 records (date, time, counts, humidity, temperature, sample volumes, alarms and location label). Perfect for clean rooms, labs, hospitals and government environmental departments.
🖥️ LARGE & CLEAR HANDHELD DISPLAY: 2.8" TFT 320×240 px color LCD screen for viewing particle data. Select any specific channel as main view. Export easily via USB flash drive or interface. Perfect for on-site monitoring.

📋 Full Technical Specifications

🔬 Particle Counter

⚙️ Model: DT-9883M
📍 PM Channels: 0.3, 0.5, 1.0, 2.5, 5.0, 10μm
💨 PM2.5 / PM10 Mass Concentration: 0–500 μg/m³ (gravimetric method)
📉 Measurement Range: 2,000,000 particles/ft³
📉 Coincidence Loss: 5% at 2,000,000 particles/ft³
⚡ Flow Rate: 0.1 ft³/min (2.83 L/min) — internal pump controlled
🎵 Count Modes: Totalize, Concentration, Audio
⏱️ Selectable Sample Time: Count data & programmable delay
📸 Recording Function: Images (JPEG) & Video (3GP)

🧪 Gas Detectors

☣️ HCHO (Formaldehyde): 0.01–5.00 ppm | Accuracy: ±5% F.S.
🚨 CO (Carbon Monoxide): 0–1,000 ppm | Accuracy: ±5% F.S.
🌫️ TVOC: 0.00–10 mg/m³ | Accuracy: ±5% F.S.
💨 CO₂: 0–9,999 ppm | Accuracy: ±75 ppm ±5% of reading

🌡️ Environmental Sensors

🌡️ Air Temperature: 0–50°C / 32–122°F | Accuracy: ±0.5°C / ±1°F
💧 Humidity: 0–100% RH | Accuracy: ±2.5% RH (range 20–80% RH)
❄️ Dew Point Temperature: -30 to 100°C / -22 to 199°F
🌪️ Wet Bulb Temperature: 0–80°C / 32–176°F

🖥️ Display, Storage & Connectivity

🖥️ Display: 2.8" TFT color LCD (320×240 px) — customizable main channel view
💾 Memory: 5,000 records (date, time, counts, humidity, temp, sample volumes, alarms & location label) + 20 min video
📊 Data Functions: Max, Min, DIF, AVG record | Date/time setup | Alarm controls
📱 Storage: MicroSD card (max 8GB)
📤 Data Export: USB flash drive & USB interface
🔌 Auto Power Off: Yes
🌍 Languages: English, Chinese, French, German, Spanish