



Overview
The PCE Instruments PCE-PQC 20US Air Particle Counter is a portable and advanced system designed for accurate and reliable measurement of airborne particle concentrations. This air particle counter measures particles in six specific size ranges and also monitors air temperature and relative humidity. With a fixed flow rate compliant with industry standards, a large internal memory, and versatile connectivity options, the PCE-PQC 20US is ideal for professionals in cleanroom monitoring, pharmaceutical production, and other applications requiring precise air quality control. It offers a significant upgrade in accuracy and data management compared to basic particle counters.
Key Features
- Six Particle Size Channels: Measures and counts particles in six size ranges, allowing for detailed analysis of particle distribution in the air.
- Fixed Flow Rate: Features a fixed flow rate of 2.83 l / min, complying with ISO 21501-4 and JIS B9921 standards for accurate particle counting.
- Integrated Temperature and Humidity Sensor: Simultaneously monitors air temperature and relative humidity, providing comprehensive environmental data alongside particle measurements.
- Large Color Touch Display: Equipped with a 4.3" color touch display for intuitive operation and clear visualization of measurement results.
- Extensive Data Storage: Internal memory is capable of storing up to 45,000 data sets, enabling thorough data logging and analysis.
- Versatile Connectivity: Offers Ethernet and USB interfaces for seamless data transfer and integration with computer systems; Wifi is available as an option.
- Durable Stainless Steel Housing: Housed in a robust stainless steel casing, ensuring durability and reliability in various working environments.
- Included Software Package: Comes with software for easy data download, visualization, and further processing of measurement results.
Specifications
- Brand: PCE Instruments
- Model: PCE-PQC 20US
- Particle Sizes Measured: 6 sizes (specific sizes not provided in the original text, but typically include ranges like 0.3 µm, 0.5 µm, 1.0 µm, 2.5 µm, 5.0 µm, and 10 µm)
- Flow Rate: 2.83 l / min
- Temperature Measurement: Integrated sensor (range not specified in the original text)
- Humidity Measurement: Integrated sensor (range not specified in the original text)
- Data Storage: 45,000 data sets
- Interfaces: Ethernet, USB (Wifi optional)
- Housing Material: Stainless Steel
- Compliance: ISO 21501-4, JIS B9921
Applications
Essential for monitoring clean room environments in pharmaceutical, electronics, and aerospace industries to ensure product quality and prevent contamination. Crucial for quality control in bottling plants, verifying air purity and minimizing the risk of product spoilage. Valuable for assessing air quality in operating theaters in hospitals, maintaining a sterile environment for patient safety. Applicable in various industrial settings where airborne particle contamination is a concern, such as manufacturing and processing facilities.
Performance and Characteristics
The PCE-PQC 20US air particle counter provides accurate and reliable measurements of airborne particle concentrations across multiple size ranges. The fixed flow rate ensures consistent and standardized measurements. The integrated temperature and humidity sensors provide valuable contextual data for a comprehensive air quality assessment. The large color touch display offers a user-friendly interface for easy operation and data visualization. The extensive data storage capacity allows for long-term monitoring and trend analysis. The Ethernet and USB interfaces facilitate seamless data transfer to computers for further processing and reporting. The robust stainless steel housing ensures durability and longevity in demanding environments. The included software package enhances data management and analysis capabilities.
Additional Information
PCE Instruments is a reputable manufacturer of professional testing and measurement equipment, known for its commitment to accuracy and reliability. The PCE-PQC 20US is designed to meet the rigorous demands of professionals who need to monitor air quality effectively. Its compliance with industry standards (ISO 21501-4 and JIS B9921) ensures the validity and comparability of measurement data. The combination of particle counting and environmental parameter monitoring makes this instrument a versatile tool for various air quality applications. The device's portability and robust construction make it suitable for both on-site and laboratory use.
Kit Contents
- 1 x Particle counter PCE-PQC 20US
- 1 x Temperature and humidity sensor
- 1 x Isokinetic probe
- 1 x Cleaning filter
- 1 x Li-Ion battery
- 1 x Software for data download
- 1 x USB cable
- 1 x Power supply
- 1 x User manual
Ensure clean and safe environments with the versatile and accurate PCE Instruments PCE-PQC 20US Air Particle Counter! Protect your processes and personnel with reliable airborne particle measurement.

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Measuring range | 0.3 ... 25 μm |
Measuring channel sizes | Factory calibrated at 0.3, 0.7, 1.0, 3.0, 5.0, 10.0 μm |
Counting efficiency | 50% at 0.3 μm, 100% at > 0.45 μm according to JIS |
Particle mass display | PM0.5, PM1.0, PM2.5, PM5.0, PM10 and TPM |
Flow | 2.83 l / min (0.1 ft3 / min) |
Random loss | 5% at 4,000,000 particles / ft³ |
Battery | 10 h |
Light source | Long-life laser diode |
Zero count | <1 count / 5 min (<2 particles / ft3) according to ISO 21501-4 and JIS |
Counting modes | Automatic, manual, real-time, cumulative / |
differential, mass concentration | |
Alarms | 1 ... 9999999 counts, adjustable |
Calibration | Traceable to NIST |
Display | 4.3" WQVGA color touch display, 480x272 px |
Printer | External thermal printer |
Aspiration | Internal pump with automatic |
Flow control | |
Air outlet | Internal HEPA filter |
Battery pack | Replaceable Li-Ion battery |
Charging time | About 4 hours |
Reports | ISO 14644-1 |
EU GMP Annex 1 | |
FS 209E | |
Configuration | Memory for 50 custom configurations |
Standards | ISO 21501-4 and JIS B9921 |
Dimensions | 13.3 x 10.5 x 21 cm |
Weight | 1.8 kg |
Storage | 45000 data sets (ring memory) consisting of |
Particle counting, temp. And humidity, CO2, (PID), | |
sample locations | Places and times up to 1000 places can be deposited |
samples duration | 1 s ... 99 h adjustable |
power supply | 110 ... 240V AC 50/60 Hz |
operating conditions | 5 ... 40°C / 41 ... 104°F |
Up to 95% RH not condensing | |
Storage conditions | 0 ... 50°C / 32 ... 122°F |
Up to 98% RH not condensing | |
CO2 sensor | |
Measuring range | 0 ... 5000 ppm |
Resolution | 1 ppm |
Accuracy | ± 1% of v. measuring range |
PID sensor | |
Measuring range | 0 ... 50 ppm |
Resolution | 0.001 ppm |
Accuracy | ± 1.5% |
Minimum concentration | 5 ppb |
Response time | < 3 sec. |
Temp. / Humidity sensor Intern | 0 ... 50°C (32 ... 122°F), 15 ... 90% rh |
Resolution | 0.5°C / ± 0.9°F |
Accuracy | ± 0.5°C / ± 0.9°F, ± 2% RH |
Interface | Ethernet, USB |
Optional interfaces | Wifi 802.11 b / g, RS485 or RS232 |
Number of measuring Channels | 6 |
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