SND1363 Surface Particle Counter is a multi-purpose surface particle counter based on the principle of single-particle laser scattering . It is a precision instrument used to detect the number, size distribution, and cleanliness of particles on an object’s surface. It can accurately detect particles in six industry-standard channels, including 0.3μm, 0.5μm, 1μm, 3μm, 5μm, and 10μm , and automatically determine various cleanliness levels based on customer – selected standards. Supporting multiple communication interfaces, it can transmit data to various smart terminals in real time, reducing human intervention and achieving unmanned intelligent monitoring, suitable for monitoring needs in various applications.
 Customizable industry-specific unit
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● Multiple applications: It can be used to detect surface dust particles and suspended particles in cleanrooms, and automatically determine the cleanliness level (SCP or ISO ).
● Accurate data : Utilizing the principle of single-particle laser scattering and paired with an industrial-grade laser light source, it boasts excellent counting efficiency and outstanding repeatability and consistency of test results .
● Particle size range: The detection particle size range is 0.3 ~ 10μm , a single device covers 6 particle size channels, and supports custom display of channels.
● High reliability: Supports self-testing of optical and air paths, aerodynamic correction, insensitive to vibration, and high system reliability and stability .
● Stable flow rate: Standard flow rate 28.3L/min, using active sampling gas source, combined with PID flow closed-loop control, can support stable, long-term, high negative pressure sampling.
● High efficiency and self-cleaning: It has a built-in high-efficiency filter that can perform internal circulation and self-cleaning, and can also effectively avoid contamination of the sampling environment .
● Second-level response: Data update rate reaches the second level, with timely and efficient response.
● Comprehensive functionality: Supports switching between real-time concentration data and cumulative data display, and allows flexible setting of sampling points, sampling times, and sampling intervals to achieve periodic interval sampling .
● Convenient interaction: Equipped with an 8- inch color touchscreen , it supports flexible switching of data units and can directly display [ PC], [ PC/m² ], [ PC/cm² ] , [ PC/mm² ], [ PC/ft² ], and [ PC/in² ] .
● Convenient communication: Standard configuration includes multiple data acquisition and communication interfaces : USB, RS485, Ethernet.
● Local storage: Supports local storage, storing 7 million data entries, and can export files via Type-C interface .
● Built-in printer: Embedded high-speed thermal printer with customizable print content, supports manual / automatic printing, and real-time recording of counting results.
● Audible and visual alarm: Standard configuration includes an audible and visual alarm , with options for cleanliness level alarms or user- defined alarm values .
● Long battery life: Built-in high-capacity battery, with a battery life of no less than 6 hours.
● Circuit safety: ESD, overvoltage, overcurrent, and reverse connection protection; no radiation source and no light pollution.
NAVPHO SND1363 Surface Particle Counter is widely applicable to dust particle detection scenarios in the semiconductor, pharmaceutical, electronics, food processing, and precision machining industries.
| No. | Project | Parameter | Notes |
| 1 | Particle size channel | 0. 3μm, 0.5μm, 1.0μm, 3.0μm, 5.0μm, 10.0μm | 6 channels |
| 2 | Sampling flow | 28.3L/min | |
| 3 | Counting efficiency | 0.3μm/50%, >0.45μm /100% | ISO compliant 21501-4 |
| 4 | Concentration limit | 1,000,000 PC/ft³ | |
| 5 | Self-cleaning time | ≤10 min | The count is zero three times in a row within 10 minutes |
| 6 | Number of samples | 1~999 adjustable | |
| 7 | Sampling time | 1~60000s adjustable | |
| 8 | Surface probe | Diameter: 50mm | Customizable |
| 9 | Laser light source | Long-life laser diodes | |
| 10 | Screen Display | 8-inch color touch screen | |
| 11 | Printing method | Embedded thermal printing | |
| 12 | Communication methods | USB,RS485,Ethernet | |
| 13 | Communication Protocol | Modbus-RTU/TCP | |
| 14 | Data storage | 7 million pieces of data | Can be queried and exported |
| 15 | Power supply | Input AC 100-240V~50/60Hz 2.5A Output DC 16.8V/5A | hours of standby charging |
| 16 | Working power | 35W | |
| 17 | Battery life | 6 hours | |
| 18 | Reference Standards | ISO 14644-1 : 2015 , ISO 14644-9: 2022 | |
| 19 | Work Environment | Temperature -20～60℃, humidity 20~95%RH | No condensation |
| 20 | size | 240*295*285mm | host |
| 21 | weight | 7kg |
