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Temtop PMD 331 Innovative Handheld Particle Counter for Air Quality Measurement Conform to ISO Standard
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Temtop PMD 331 is an innovative particle counter which can measure the 7 mass range simultaneously 0.3μm/ 0.5μm/ 0.7μm/ 1μm/ 2.5μm 5μm/ 10μm. With a TFT LCD large screen and seven front panel butto...
Temtop PMD 331 is an innovative particle counter which can measure the 7 mass range simultaneously 0.3μm/ 0.5μm/ 0.7μm/ 1μm/ 2.5μm 5μm/ 10μm. With a TFT LCD large screen and seven front panel buttons make the device very easy to read and operate. The PMD 331 can record up to 2,000.000 readings and operate for 8 hours in full charge. The unit has its own calibration mode and export function via USB or RS232.
Key Feature
- PORTABLE PARTICLE COUNTER. Simultaneously measure and display 7 channels of particle sizes: 0.3μm 0.5μm 0.7μm 1μm 2.5μm 5μm 10μm. Counts up to 3,000,000 particles/ft³, meets requirements for HVAC, dust-free workshop, filter testing, IAQ investigation, air quality monitoring and etc.
- RELIABLE RESULTS. Adopts 2.83L/min (1 CFM) pump suction laser particle sensor module, a more stable flow rate brings a more accurate measurement of particulate matters.
- CLEAR DISPLAY AND DATA INTEGRATION. Large display for viewing particle data, you can choose a specific channel as the main view. Stores up to 2,000,000 records and easy export via USB flash drive or RS-232 Modbus.
- ISO STANDARD AND MANUAL CALIBRATION. This model is ISO 21501-4 certified. Zero calibration and flow rate calibration are also accessible manually in the menu. (Certificate PDF)
- WIDE APPLICATION. Trusted in HVAC, dust-free workshop, surgical rooms, filter testing, IAQ investigation, air quality monitoring and etc.
Temtop PMD 331 also has a wide range of applications such as cleaning rooms. filter testing, IQA investigation, air quality monitoring, etc...
This particle counter is composed of a Laser emitter, Silicon Photocell, Opto-mechanical Structure, Optic, Cutter, Air Pump, Filter Device, and Electronic Circuit.
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 |
| Accuracy: | ±10% |
| 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. |
| Warranty: | 1-year warranty. |
| User manual: | Download |
| ISO 21501-4 Certificate | Download |
| CE Certificate: | Download |
| Calibration Certificate: | Download |
What is included
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1 x Particle Counter
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1 x Filter Tube
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1 x USB Flash Drive
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1 x RS-232 Serial Converter Cable
- 1 x RTU Protocol
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1 x Adapter
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3 x AC Power Cord
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1 x User Manual
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1 x Carrying Case
Customer Reviews
4.6 / 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 send email to support@elitechus.com. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Return Shipping Address
Elitech Technology, Inc.
2528 Qume Drive #2, San Jose,
CA 95131, United States
Tel: (+1)4088444070
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. When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page. Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.United States: Shipping within 24 hours.
Free Standard Shipping in US: 3-5 Business Days for delivery.
Next Day Shipping Service Available in US: Orders placed before 12:00pm PST will be shipped on the same day!
Worldwide: Fast Worldwide DHL Shipping. 2-3 business days to prepare the items and 10-14 business days for delivery. Tax is covered by the buyer.