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Temtop PMD 331 Air Quality Handheld Particle Counter 7 Channels （28 Days for Delivery)
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This particle counter composed of Laser emitter, Silicon Photocell, Opto-mechanical Structure, Optic, Cutter, Air Pump, Filter Device and Electronic Circuit. It provides real-time and accurate counts for 0.3μm/ 0.5μm/ 0.7μm/ 1μm/ 2.5μm 5μm/ 10μm.
Technical Specifications：
Dimensions: 6.69*4.33*1.97 Inches
Working Principle: Laser Mie-scattering Principle
Working Temperature Range: 0~50℃
Storage Temperature Range: -20℃~60℃
Measuring Range: 0~3,000,000 particles/ft³<br>Accuracy: ±10% (Calibrated Aerosol)
Traffic: 2.83L/min
Laser Emitter: 50mW, 780nm
Sampling Rate: 3~60s
Data Storage: 2,000,000 points
Communication Mode: RS232/USB
Weight: 1.8 lb.
Key Feature:
Innovative Handheld particle counter: Measures 7 mass range simultaneous: 0.3μm 0.5μm 0.7μm 1μm 2.5μm 5μm 10μm in one minute from start up.
Easy to Read and Operate: 4" TFT LCD large display for viewing particle data, seven front-panel buttons for controlling a user friendly, menu driven platform for easy configuration.
Versatile Data Output Options: Stores up to 2,000,000 records and export data via USB port, RS-232 communication mode, or just Bluetooth.
Large battery capacity: Continuous 8 hours operation after full charged.
Wide Application: Trusted in HVAC, dust-free workshop, surgical rooms, filter testing, IAQ investigation, air quality monitoring and etc.
Technical Specifications：
Dimensions: 6.69*4.33*1.97 Inches
Working Principle: Laser Mie-scattering Principle
Working Temperature Range: 0~50℃
Storage Temperature Range: -20℃~60℃
Measuring Range: 0~3,000,000 particles/ft³<br>Accuracy: ±10% (Calibrated Aerosol)
Traffic: 2.83L/min
Laser Emitter: 50mW, 780nm
Sampling Rate: 3~60s
Data Storage: 2,000,000 points
Communication Mode: RS232/USB
Weight: 1.8 lb.
Key Feature:
Innovative Handheld particle counter: Measures 7 mass range simultaneous: 0.3μm 0.5μm 0.7μm 1μm 2.5μm 5μm 10μm in one minute from start up.
Easy to Read and Operate: 4" TFT LCD large display for viewing particle data, seven front-panel buttons for controlling a user friendly, menu driven platform for easy configuration.
Versatile Data Output Options: Stores up to 2,000,000 records and export data via USB port, RS-232 communication mode, or just Bluetooth.
Large battery capacity: Continuous 8 hours operation after full charged.
Wide Application: Trusted in HVAC, dust-free workshop, surgical rooms, filter testing, IAQ investigation, air quality monitoring and etc.
Customer Reviews
5 / 5
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Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply contact us over online chat or email. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
Free Standard shipping in US: The products will be shipped out by USPS if you choose standard shipping at check out. Generally, it takes about 1~2 days to process the products and then 3-5 business days for delivery.
USPS Priority Mail, 2-Days Delivery: If you are urgent to receive the products, please contact us over online chat or call (+1)408-844-4070 directly. Our customer service will help you.
Worldwide Shipping: We can ship to virtually any address in the world. Generally, it takes about 1~3 business days to process the products and then 5~10 working days for delivery. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
