OC‑903 is a pump‑suction portable gas detector equipped with high‑quality branded sensors, supporting detection of combustible gas, toxic gas, O₂, CO₂, TVOC and more. It adopts a 2.4‑inch IPS industrial color screen with English menu. Built‑in adjustable sampling pump, data logging function, temperature and pressure compensation, two‑stage audible‑visual alarm. It can store up to 100 000 groups of detection data for computer export. Wide working environment range, with CE, RoHS, CNEX, ATEX certifications. Ideal for on‑site safety monitoring in factories, confined spaces, farms and plant‑growing scenarios.
OC-903 Portable gas detector
Description:
OC-903 portable gas detector with the famous brand sensor for different gas type, it can inspect four gas at the same, with the inner pump and the data logger function, optional sensor for the temperature and humidity measurement. It can inspect the single gas, two gas, three gas or four gas, according to the different customers demands.
Features:
Semiconductor technology of ultra low power 32 bit microprocessor, 24 bit ADC acquisition chip, so with the high accuracy.
2.4 inch IPS industrial grade color screen.
Support English language menu.
The gas concentration unit support for the ppm, mg/m3, %LEL, %vol.
For 1~4 gas detection, supporting single gas, two gas, three gas and four gas inspection.
With the inner pump and the suction strength is adjustable in different level.
Explosion proof grade of Ex ia IIC T4 Ga.
Function:
Inspect the gas concentration and alarm when it up to the preset alarm level.
With auto-test and data recover function.
One-key operation to restore to factory default setting.
Temperature and pressure compensation function.
Adjustable two stage audible-visual alarm threshold value.
Powered by rechargeable lithium battery with big capacity.
Working under the micro negative pressure is available.
Overload protection, over charge protection, anti static interference, anti magnetic interference, etc.
Technical specifications:
| Gas type | Combustible gas, Toxic gas, Oxygen, CO2, TVOC, etc. |
| Working principle | Catalytic combustion sensor for combustible gas; Electrochemical sensor for Oxygen and Toxic gas; Infrared sensor for CH4, CO2, SF6; PID sensor for TVOC. |
| Measuring range | According to different gas. |
| Resolution | According to different gas. |
| Precision | ≤±3%F.S |
| Sampling method | Pump-suction sampling, flow rate of 100~1000mL/min.(Adjustable) |
| Data logger function | About 100,000 group of data capacity. |
| Response time | ≤20s/10s |
| Recovery time | ≤20s |
| Repeatability | ≤±1% |
| Linearity | ≤±1% |
| Zero drift | ≤±1%(F.S/year) |
| Display | Gas type, concentration unit, value, Time, Temperature, Humidity, pump and battery status |
| Concentration unit | %vol, %lel, ppm, mg/m3 |
| Working environment | Working temperature: -30~60 degree; Working humidity: 0~95%RH (non-condensing); Working pressure: -30Kpa~100Kpa. |
| Explosion-proof Grade | Ex ia IIC T4 Ga |
| Protection grade | IP65 |
| Alarm mode | Audible-visual-vibration alarm |
| Dimension | 180m'm |
| Weight | 500g |
| Accessory | Box, Instruction, USB charger, Data line, Calibration cap, CD |
Applications:
The portable gas detector with internal pump used in thegas safety inspection and alarm for industrial scene, such as petroleum refinery, chemical plants, LPG stations, boiler rooms, gas stations, paint spray booths, metallurgy, mining, fire, environmental protection, etc., where need to inspect the gas concentration of the Combustible gas and Toxic gas.
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
How To Cooperate With Us?
We look forward to collaborating with more overseas gas detector and air quality monitor distributors and partners to advance the development and application of gas detection and air quality monitoring technologies.
Our Address
No. 923, Floor 9, Unit 2, NO.78, Shangding Road, Zhengzhou, China.
Phone Number
+86 15981942832
Contact：Oceanus Team
Mobile/WhatsApp：+86 15981942832
Mobile/WhatsApp：+86 13673683950
E-mail：info@china-oceanus.com
Add：No.923, Floor 9, Unit 2, NO.78, Shangding Road, Zhengzhou, China
Oceanus