Product Description
OC-300 Dust Particulate Matter Counter is a high-precision 4-channel particle detection instrument, which can simultaneously measure 4 particle sizes: 0.5μm,1.0μm,2.5μm,10μm. Built-in temperature and humidity sensor, it can monitor environmental temperature and humidity synchronously while counting particulates.
Adopting advanced optical counting principle, this particulate matter counter features stable performance, fast response and easy operation. It is widely used in cleanroom, pharmaceutical workshop, food processing workshop, laboratory, electronics factory and other occasions for air particle concentration inspection.
This portable dust counter supports real-time data display, helps users quickly judge air cleanliness level. It is an ideal test instrument for environmental air quality monitoring and clean area routine inspection.
Features:
- Semiconductor technology of ultra low power 32 bit microprocessor, 24 bit ADC acquisition chip, so with the high accuracy.
- 3.5 inch IPS industrial grade color screen, displaying each parameter.
- Channel sizes: 0.5um, 1.0um, 2.5um, 10um. (Optional sizes 0.3um, 5.0um)
- Support the Temperature/ Humidity sensor.
- Different mode adjustable: quantity detecting mode and quality detecting mode.
- Data logger function, the capacity is 100000 group data.
- Optional function of micro printer to print the measurement data.
- With the function of overvoltage protection, overcharge protection, short circuit protection, anti-electrostatic interference, anti-magnetic interference.
- Chinese / English operation menu.

Technical Specification:
| Light source | Laser diode(>100,000 hours MTBF) |
| Sensor | Ultra high sensitivity optical sensor |
| Particle size | 0.5um 、1.0um、2.5um、10um (Optional sizes 0.3um, 5.0um) |
| Measuring range | 0-999ug/m3 and 0-999999PC/L |
| Resolution | 1ug/m3 and 1PC/L |
| Gas detection | With 1~4 gas type(Optional) |
| Tem/Humidity inspection | Temperature:-40 ~ 60℃,
Humidity:0-100%RH |
| Verification standard | According to GB/T16292-1996 and ISO14644-1 |
| Flow Rate | 2.83 L /min (0.1cfm) |
| Sample time | 30s |
| Measuring mode | Quantity mode (unit of PC/L ) and quality mode( unit of ug/m3) |
| Detect methods | Time detecting or circle detection is adjustable |
| Interface | RS232-USB |
| Data Storage function | Real-time storage or timing storage is adjustable;Storage capacity of 100000 group data,can check the history data on the counter screen |
| Print mode | Optional micro-printer, can reset the print period and print mode |
| Working environment | Working temperature: 5 ~ 45℃
Working humidity: ≤90%RH,non-condensing |
| Power supply | 4000mA rechargeable lithium battery |
| Explosion-Proof grade | ExiaⅡCT4 |
| Protection grade | IP65 |
| Body material | ABS+PC |
| Size and Weight | 220*85*55 mm(L×W×H),0.5 Kg(net weight) |
| Accessory | Box, data cable, Charger, CD |
Remark: For different gas types, it used different gas sensor. If you have any requirement for other gas type or measurement range, please contact the manufacturer freely.
Applications: The Portable air quality detector can be widely used in the disease control center, health supervision, environmental monitoring, public area, family and other environment where need to detect the air quality detection.
About us
We Henan Oceanus was established in 2016. Its main business focus on Safety and Environmental monitoring, also takes this as core business. We are committed to building a platform that integrates services and products. The company has professional engineers and production team to provide the technical support, efficient marketing team to expand business. With the competitive quality and service, our products has exported to more than 100+ countries all over the world.

01. Business areas
As a leader in the field of Gas detector & Air quality monitor system, we Henan Oceanus is continued to expand its business scope and provide customers around the world with customizable gas detectors of various types and specifications.
02. Values and ideas
Our company upholds the core values of integrity and quality service, focusing more on friendship with our customers. We always adhere to integrity management, customer-centered, and provide a full range of pre-sales, sales, and after-sales services to ensure that customers can be worry-free when using our products.
03. Global Service Network
We have a comprehensive global service network, offering timely, professional pre-sales consultation, after-sales service, and technical support for overseas users. Regardless of where users are located, they can enjoy our attentive and thoughtful service.
04. Customers Service
With excellent products and services, We Henan Oceanus Gas detector and Air quality monitor system have been exported to more than 100 countries around the world and have won widespread praise.

Every unit is assembled on our own production line, then put through our in-house quality control before it ships. Each instrument undergoes a full inspection, a burn-in aging test and precision calibration, and is finally standardized against reference gases to verify accuracy at the point of delivery. Nothing leaves our factory untested. We also welcome OEM and ODM projects, and every product is backed by our warranty support. Controlling the process from assembly to final calibration is how we keep quality consistent and respond quickly to custom requirements.
Our After-sales service:
1.OEM service for LOGO, model, Technical Parameters, Operation manual, etc.
2. Free calibration service and provide calibration methods.
3. One year warranty and lifetime warranty
Our address:
No. 2206, Wenhua Chanye Building Block B, No. 77, Shangding Road, Zhengzhou Area, Henan Pilot Free Trade Zone
Email: info@china-oceanus.com
Telephone: +86 0371 60998169
Mobile/Whatsapp: +86 15981942832
Mobile/Whatsapp: +86 13673683950



