The SND1101 is a particle counter based on the single-particle laser scattering principle. It accurately measures eight common particle sizes, including 0.1μm, 0.15μm , 0.2μm , 0.25μm , 0.3μm , 0.5μm , 1.0μm , and 5.0μm . It supports multiple wired and wireless communication interfaces, transmitting data in real time to various smart terminals, reducing human intervention and enabling unmanned intelligent monitoring. It is suitable for a variety of dust-free environments.
As a new generation of ultrafine particle counter, SND1101 has benefited from the rapid development of semiconductor industry technology in recent years. It has applied the latest generation products to key components such as light source, detector, and core processor. It adopts high-power wide-temperature semiconductor laser, high-performance detector array and high-frequency 32-bit processor. Combined with Nova’s latest generation of light scattering particle monitoring technology platform, carefully adjuste

● Accurate data : Single particle laser scattering principle, industrial-grade laser light source. High counting efficiency, good repeatability and consistency .
● Particle size range: Particle size range is 0.1~5μm , ensuring counting efficiency while a single device covers 8 channels.
● High reliability: aerodynamic correction, optical and gas path self-checking, insensitive to vibration, ensuring system reliability and stability .
● Stable flow: standard flow rate is 2.83L/min , it adopts active sampling and is equipped with PID flow control function, which can support stable, long-term, high negative pressure sampling .
● Fast response: data is updated within seconds.
● Human-computer interaction: 8- inch smart touch screen, full touch-screen operation , supports unit switching [granules , granules /m³ , granules /ft³ ] .
● Sampling mode: You can choose to display real-time data and accumulated data , set the sampling time and time interval, and support periodic cycle sampling.
● Convenient communication: multiple data acquisition communication interfaces are standard : USB, RS485, Ethernet , and 4G, LoRa , and Wi-Fi wireless communication are optional . Data can be uploaded to the IoT platform in real time .
● Local storage: supports local storage, storing 5 million data items, and can export files through the Type-C interface .
● Built-in printing: embedded high-speed thermal printer, timely print and record counting results.
● Sound and light alarm: Sound and light alarm is standard , and you can choose cleanliness level alarm or set alarm value yourself .
● Long-lasting battery life: Built-in large-capacity battery, with a battery life of up to 12 hours.
● Circuit safety: with ESD, overvoltage, overcurrent, and reverse connection protection, no radiation source, and no light pollution.
NovaSensor SND1101 2.83L-0.1μm particle counter, widely used in online particle counting detection scenarios in clean room environments such as the semiconductor industry, pharmaceutical industry, electronics industry, food processing industry, and fine processing.
| NO. | Project | Parameter | Notes |
| 1 | Particle size channel 0.1μm,0.15μm,0.2μm,0.25μm,0.3μm,0.5μm,1μm,5μm | 8 channels | |
| 2 | Sampling flow | 2.83L/min | |
| 3 | Counting efficiency | 50%@0.1 μm,100%@particle size>0.15μm | ISO compliant 21501-4 |
| 4 | Concentration limit | 1,000,000 pieces/ft³ | |
| 5 | Self-cleaning time | ≤10 min | The count is zero three times in a row within 10 minutes |
| 6 | Counting mode | Cumulative counting,real-time counting | |
| 7 | Sampling Mode | Continuous sampling,periodic sampling | |
| 8 | Sampling time | 20~10000s adjustable | |
| 9 | Sampling interval | 10~10000s adjustable | |
| 10 | Laser light source | Long-life laser diodes | |
| 11 | Screen Display | 8-inch color touch screen | |
| 12 | Printing method | Embedded thermal printing | |
| 13 | Communication methods | USB,RS485,Ethernet | Optional wireless communication |
| 14 | Communication Protocol | Modbus-RTU/TCP | |
| 15 | Data storage | 5 million pieces of data | Can be queried and exported |
| 16 | Power supply | Input AC 100-240V~50/60Hz 1.5A Output DC 16.8V/3A | hours of standby charging |
| 17 | Working power | 16W | |
| 18 | Battery life | ≥12 hours | 16.8V/15Ah |
| 19 | Reference Standards | ISO 21501-4,GB T29024.4-2017, JF 1190-2008 | |
| 20 | Work Environment | Temperature 10~40℃,humidity 20~95%RH | No condensation |
| 21 | size | 240*230*284mm | |
| 22 | weight | 6kg | |