4O2-LQ Gas Oxygen Sensor Instruments And Meters For Oxygen Concentration Detection

Price Negotiable

Price: Negotiable

MOQ: 1

Delivery Time: 3-5work days

Product Description

4O2-LQ Gas oxygen sensor

Basic Information:

Measurement Range: Typically 0–30% vol. O₂ (also available in specifications like 0–25% vol. O₂).
Model Examples: CITY brand 4-O₂ (Lq), product codes such as 2112B0231400 (CLE-0231-400).
Application Fields: Instruments and meters for oxygen concentration detection.

Technical Features:

Technology Principle: Adopts solid-state electrochemical technology with a three-electrode advanced design and standard liquid electrolyte, ensuring high stability.
Dimensions: Standard 4-series size.

Performance Parameters:

Output Type: Analog output.
Accuracy: Specific accuracy indicators may vary by manufacturer and batch, but generally meet the precision requirements for oxygen concentration detection in relevant scenarios.
Response Time: Quickly responds to changes in oxygen concentration (specific time parameters refer to the product manual).
Stability: Features good long-term stability due to its advanced design, maintaining accurate measurement performance over time.

Other Information:

Compatibility: Some 4O2-LQ sensors are compatible with related devices from other brands, such as certain models from RAE.
Working Environment:
Temperature: Typically operates within a wide range, e.g., -35°C to +70°C
Humidity: Usually 5%–100% RH (specific requirements depend on product specifications).

Sensor Type	Electrochemical oxygen sensor
Measurement Range	0–30% vol. O₂ (standard); optional 0–25% vol. O₂
Product Code	e.g., 2112B0231400 (CLE-0231-400)
Sensing Principle	Three-electrode solid-state electrochemical with liquid electrolyte
Output Signal	Analog current/voltage (e.g., 0.1–1.0 mA in air)
Accuracy	±1% of full scale (25°C, 1 atm)
Response Time (T90)	≤15 seconds (to 90% of final value)
Zero Drift	<200 μA/year (in clean air)
Linearity	>99% within 0–30% O₂ range
Operating Temperature	-35°C to +70°C (non-condensing)
Storage Temperature	-20°C to +50°C (recommended: 5°C–25°C)
Humidity Range	5%–100% RH (condensing allowed for short periods)
Pressure Range	80–120 kPa (0.8–1.2 atm)
Dimensions	Φ20.0 mm × 16.8 mm (diameter × height)
Weight	~16 g
Load Resistance	10–100 Ω (recommended: 47 Ω)
Service Life	≥24 months (in clean air, 25°C)
Storage Life	6 months (original packaging)
Cross-Sensitivity	- CO (100 ppm): <0.1% O₂ error - H₂S (10 ppm): <0.5% O₂ error
Certifications	RoHS compliant, CE marked