Portable high-precision trace oxygen analyzer

Application areas: steel, petrochemicals, electricity, electronics, grain depots, food and research institutions, etc.

Technical Parameter

Principle: Super Galvanic Electrochemical Sensor.

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

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

Resolution: 0.01PPM.

Linearity: R-squared>0.995.

Response time: 10 seconds to reach 90%.

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

Sensor lifespan:>24 months (at 1000ppm).

Electrical characteristics

Display: Large screen LCD display,

★ Adaptive intelligent background light. When the light is too dim, the background light automatically turns on for easy measurement.

Control button: With five waterproof buttons, it can easily select on/off, range, calibration, alarm, and system settings functions.

Data recording function: The instrument comes with 6x120 sets of data recording and graphic display functions

Users can quickly start and stop this feature, and use the built-in large screen graphics to analyze this data.

Output: 0~3V signal analog output or range ID output (optional).

Power supply: rechargeable battery, can be used normally for more than 30 days on a single charge.

Explosion proof: intrinsically safe explosion-proof design, design level: Class 1, Division 1, Groups A, B, C, D。

Alarm: Low battery alarm, charging indicator.

★ Automatic shutdown function when the battery is extremely low, used to protect the battery from damage caused by low voltage

operation condition

Measurement medium: H­­2、He、 Hydrocarbons, inert gases, mixed gases, acidic gases (to be specified when ordering).

Flow rate: 1-2 SCFH, recommended: 1.6 SCFH (approximately 800 milliliters per minute).

Calibration: It is recommended to use 80% FS standard gas.

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

Temperature: 5~+45 ℃, with built-in temperature compensation.

Sampling System

Equipped with a fast blowing system, including protective four-way valves, flow control valves, and flow meters, with 1/8 "stainless steel sleeve fittings.

Physical Characteristics

Volume: 9.6 "x 9" x 3 "Weight: 12 pounds (approximately 5 kilograms) Packaging: Aluminum oxide material, NEMA 4X packaging.

option
- * * Instrument box and 2-meter connecting pipeline.
- Charger and rechargeable battery.
- Optional built-in vacuum pump.
- Optional filtering unit.