JK90-O2 portable high-precision oxygen detector

JK90-O2Features of portable multifunctional oxygen analyzer:

1. Waterproof, dustproof, explosion-proof, shockproof, intrinsically safe circuit design, anti-static, anti electromagnetic interference,
2. Protection level IP66, built-in water vapor and dust filters to prevent sensor and instrument damage caused by water vapor and dust
3. Built in pump suction measurement, fast response, sampling distance greater than 10 meters, special gas path design, can be directly detected
4. Gas with positive or negative pressure of -0.3 to 2 kilograms has no effect on the measurement results
5. 3.5The high-definition color screen displays real-time concentration, alarm, time, temperature, humidity, storage, communication, printing, etc
6. The menu interface displays information such as battery level and charging status, and uses high-definition simulation icons to show the function names of each menu
7. Large capacity data storage function, with a standard storage capacity of 100000 pieces of data, and larger capacity can be customized. Optional
8. UDisk storage or SD card storage function, supporting real-time storage, scheduled storage, or only storing alarm concentration data and
9. Time, support for viewing and deleting data locally, and can also be accessed through USB, infrared communication, RS232 interfaceUpload the data to the computer, use the upper computer software to analyze the data, store and print it.
10. Automatic recognition of infrared communication interface, USB interface, RS232 interface, optional built-in or external wireless infrared printer,
11. Print content: company name, gas name, date and time, environmental temperature and humidity, concentration data, test results (whether qualified)
12. USBCharging interface, can be charged with a computer or power bank, compatible with mobile phone chargers, overcharge, overdischarge, overvoltage, short circuit, overheating protection,
13. 5Accurate LevelBattery level display, supports USB hot swapping, the detector can work normally during charging
14. Adopting a 10000mA high-capacity rechargeable polymer battery, it can work continuously for a long time
15. Sound and light alarm, visual alarm, undervoltage alarm, fault alarm, and multi-directional stereoscopic display of alarm status during alarm.
16. Alarm values can be set, and alarm methods can be selected from low alarm, high alarm, interval alarm, and weighted average alarm
17. High precision temperature and humidity measurement (optional), with temperature compensation for the sensor. The instrument operates within a temperature range of -40 to 70 degrees Celsius,
18. Capable of detecting gases at 1300 degrees Celsius (optional high temperature sampling, cooling, and filtering handle or high temperature and high humidity pretreatment system)
19. Low range can detect 0.001PPM, high range can detect 99.999% Vol, and supports automatic switching between high and low ranges (to be specified when ordering).
20. It can be detected in real-time or timed (for situations where the amount of gas being measured is relatively small), and the pump can be turned off to extend the start-up time when not detected.
21. Can detect simultaneously1～18Gas types can be expanded to 18 types, with freely switchable units. Conventional gases do not require input of molecular weight, while special gases require input of molecular weight to automatically calculate and switch. Units available: PPM, mg/m3, Vol%, LEL%, PPHM, ppb, mg/L
22. Three display modes can be switched: simultaneous display of four gas concentrations, large font cyclic display of single channel gas concentration, real-time curve, for each channel
23. The automatic or manual cycle can be switched between, and the display of MAX value, MIN value, gas name can be set. Historical record curve graphs can also be viewed.
24. Chinese and English interfaces are selectable, with default Chinese interface and concise Chinese or English operation prompts, making it easy for users of all ages to operate
25. The data recovery function can selectively or completely restore, automatically identify and prevent concentration calibration errors, and avoid adverse effects caused by human factors
26. Zero point automatic tracking, multi-level calibration of target points, ensuring measurement linearity and accuracy, and meeting both national standards and local metrology bureau standards.
27. Capable of recording calibration logs, maintenance logs, troubleshooting strategies, sensor lifespan expiration reminder, and next concentration calibration time reminder function

JK90-O2Technical parameters of portable multifunctional oxygen analyzer:

Gas detection:Oxygen O2

Detection range:05%, 30%, Vol, 0-1000, 5000, 10000, 50000ppm optional, other ranges can be customized

Resolution:0.01%VolOr 0.001% Vol (0-99.999% Vol), 1ppm optional

Detection principle:Electrochemical, catalytic combustion, infrared, thermal conductivity, PID photoionization, depending on gas, range, on-site environment, and user requirements

Detection method:Built in pump suction, flow rate 800 milliliters per minute

Display mode:3.5A large screen with a resolution of 320X240 inches and high-definition color display

Detection accuracy:≤±2%（F.S）

Linearity:≤±2%

Repeatability:≤±2%

Uncertainty:≤±2%

Alarm method:Sound and light alarm, visual alarm, sound and light+visual alarm, turn off alarm

Response time:T90≤ 20 seconds

Recovery time:≤ 30 seconds

Working power supply:DC3.6V

Sensor lifespan:6 years in industry, 5 years in fluorescence principle, and 2 years in regular operation

Anti interference capability:(Industrial) * Offset the effects of antioxidant carbon, carbon dioxide, and propane, the interference coefficient of other gases is: hydrogen sulfide 0.01%,Sulfur dioxide 0.01%, benzene 0.02%, hydrogen 0.02%, nitrogen oxide 0.005%, can be used in harsh environments, corrosion-resistant and moisture resistant (fluorescence principle) * resistant to interference and influence of all gases, will not damage the sensor due to certain special gases.

Usage environment:Temperature -40 ℃~+70 ℃; Relative humidity ≤ 0-99% RH

Sample gas temperature:-40℃~+70 ℃, (high temperature) optional high temperature sampling and cooling filter handle or high temperature and high humidity pretreatment system can detect flue gas concentration of 1300 ℃

Temperature display:-40℃~+120 ℃ accuracy 0.5 ℃

Humidity display:0-100%RHAccuracy 3% RH

Battery capacity:3.6VDC， 10000mA rechargeable polymer battery with overcharge, overdischarge, overvoltage, and short circuit protection functions

Data storage:Standard capacity of 100000 pieces of data, optional SD card and USB storage, unlimited capacity, supports local viewing, deletion or data export,Free upper computer communication software, storage function defaults to off state, can be set to on state, storage time interval can be set arbitrarily

Communication interface:Infrared, USB, RS232 automatic recognition

Printer:Optional, built-in micro printer or external micro wireless infrared printer

Wireless transmission:Optional, data can be wirelessly transmitted to monitoring devices such as mobile phones, remote monitoring centers, and monitoring computers, using the upper computer on the computerPerform functions such as data analysis, storage, and printing

Explosion proof type:intrinsically safe

Explosion proof mark:Exia II CT6

Protection level:IP66Rain and water splashes, dust prevention

External dimensions:230×210×120mm(L×H×W)

Weight:2.5Kg

Standard attachments:Instruction manual, certificate of conformity, warranty card, USB charger (including data cable), high-end aluminum alloy instrument boxCD (upper computer communication software), 40cm stainless steel sampling handle (1-meter hose)

Optional accessories:Built in micro printer, external micro wireless infrared printer, temperature and humidity measurement function, USB storage, wireless data communication function High temperature sampling and cooling filter handle, high temperature and high humidity pretreatment system, external remote sampling pump, multiple humidity and dust filters1.2 mScalable sampling handle (1-meter hose)

Application scenarios:Petroleum, chemical, pharmaceutical, environmental protection, boiler, pipeline and other flue gas analysis, air treatment and other occasions that require detection and analysis of gas concentration