Multiple particle size options available

Particle size: 0.3, 0.5, 1, 3, 5, 10 μm

High-precision sensor, nearly 50% better than the industry standard

Concentration indication error ≤20% for more accurate and reliable monitoring

Stable, durable and long-service-life design

10-year long-life laser source & 3-year long-life built-in vacuum source with low vibration and low noise, enabling 24/7 continuous operation

Intelligent flow control with multiple safety alerts

0.1CFM real-time flow monitoring & self-adjustment, over-limit concentration protection, automatic instrument self-cleaning prompt; indicator lamp displays real-time equipment operation status

Multi-protocol communication compatibility and strong expandability

Supports RS485/TCP/WIFI/4G communication, customizable protocols, and external connection with various sensors

• Adopts high-precision sensors to deliver accurate counting and superior performance, fully compliant with JJF1190-2008 standards.

• Compact structure for easy and convenient installation.

• Built-in vacuum source boasts a 3-year service life, featuring low vibration, low noise and stable operation to ensure steady counting results.

• Capable of 24/7 uninterrupted continuous operation with outstanding operational stability and reliability.

• Integrated flow sensor realizes real-time flow monitoring and automatic flow adjustment, maintaining constant flow rate and guaranteeing counting accuracy.

• Equipped with imported semiconductor laser diode with a 10-year service life (annual calibration is required).

• Supports dual communication protocols: RS485 Modbus RTU and Ethernet Modbus TCP, featuring strong compatibility and stable data transmission. Custom communication protocols are also available for adaptation to various industrial control systems and easy network layout.

• Enabled with smart IoT and remote start functions, facilitating precise cleanliness grade management and elevating overall cleanliness monitoring efficiency.

• Real-time particle quantity monitoring for 0.5μm and 5.0μm particles; expandable to cover six particle size ranges: 0.3μm, 0.5μm, 1μm, 3μm, 5μm and 10μm.

• Highly expandable with analog input ports, which can be optionally connected to temperature & humidity, wind speed, differential pressure and other environmental sensors. Optional built-in differential pressure sensor enables effortless integrated monitoring of multiple environmental parameters in cleanrooms.

• Supports one-click data export via USB flash drive. The device can locally store complete monitoring data for more than one month to prevent data loss and recording interruption. An external display screen is available as an optional accessory for easier data export.

• Equipped with LED status indicators. Different indicator colors allow real-time identification of equipment operating status, enabling intuitive checking of communication status, normal operation conditions and fault alarm information.

• Wireless antenna can be installed to upgrade to wireless data transmission mode (optional).

Model：KQET-5016S/KQET-5016SM

Particle Size Range：0.3μm~10.0μm

Particle Size Channels：0.3，0.5，1.0，3.0，5.0，10.0μm

Particle Size Distribution Error：≤±20%

Concentration Indication Error：0.5μm≤±20%FS

Max Sampling Concentration：35000 particles/L, with over-concentration protection and automatic self-cleaning prompt

Repeatability Error：±5%FS

Self-cleaning Time：≤5min

Sampling Flow Rate：2.83L/min±5%，real-time monitoring & over-limit alarm

Laser Light Source：Imported semiconductor laser diode with 10-year service life

Vacuum Source：Built-in vacuum source, 3-year service life

Power Supply：DC24V/1A

Indicator Lights：Power, operation status, communication, fault alarm

Communication Mode：RS485 @ Modbus RTU + Ethernet @ Modbus TCP

Calibration Standard：JJF1190-2008/ISO 21501-4

Data Storage：20000

Housing：Stainless steel

Dimensions (mm)：152 × 61 × 112

Weight：0.9kg

Operating Environment：Temperature: 0℃~40℃; Humidity: 10%RH~90%RH, non-condensing

Storage Environment：Temperature: -10℃~50℃; Humidity: 0%RH~90%RH, non-condensing