Portable Trace Oxygen Analyzer GPR-1200

Portable Micro Oxygen Analyzer GPR-1200

Application Fields: Steel, petrochemicals, power, electronics, and research institutions, etc.

Technical Parameters

Range: 0~10/100/1000 ppm, 0~1%/25% O₂, automatic/manual range.

Resolution: 0.1% of the minimum range.

Accuracy: 1% of the range (at room temperature and pressure).

Linearity: R-squared value >0.995.

Response Time: 10 seconds to reach 90%.

Recovery Time: 60 minutes from air (60 seconds) to 10 ppm.

Sensor Expected Lifespan: 24 months (at 1000 ppm).

Electrical Characteristics

Certification: ISO9001, CE quality certification.

Display: Large LCD screen, real-time temperature display.

Power Supply: Rechargeable battery, 60 days of use per charge.

Alarm: Low battery alarm, over-range alarm, charging indicator.

Explosion-proof: Intrinsically safe design, explosion-proof rating: Class 1, Division 1, Groups C, D.

Control Keys: Five waterproof buttons for easy selection of power on/off, range, calibration, alarm, and system settings.

Operating Conditions

Calibration: Recommended to use 80% FS standard gas.

Temperature: 5~45℃ (GPR sensor), -20~45℃ (XLT sensor) with built-in temperature compensation.

Pressure: 5~100 Psig (vacuum pump required for negative pressure).

Flow Rate: 0.5~5 SCFH, recommended: 2 SCFH (approximately 1 liter per minute).

Measurement Media: H₂, He, hydrocarbons, inert gases, mixed gases, acidic gases (specify when ordering).

Sampling System

Equipped with a rapid purge system, including protective four-way valve, flow control valve, and flow meter, 1/8” stainless steel compression fittings.

Physical Characteristics

Dimensions: 9.6" x 9" x 3"

Weight: 12 lbs (approximately 5 kg)

Enclosure: Aluminum oxide material, NEMA 4X enclosure.

Included Accessories

* Dedicated instrument case, charger

* 2-meter connecting tubing, Chinese and English manual.